{"id":10008052,"date":"2023-07-07T12:00:34","date_gmt":"2023-07-07T04:00:34","guid":{"rendered":"https:\/\/ityet.com\/?p=10008052"},"modified":"2023-07-07T12:00:34","modified_gmt":"2023-07-07T04:00:34","slug":"%e4%b8%87%e5%ad%97%e5%a5%bd%e6%96%87%ef%bc%9a%e5%a4%a7%e6%8a%a5%e6%96%87%e9%97%ae%e9%a2%98%e5%ae%9e%e6%88%98-%e4%ba%ac%e4%b8%9c%e7%89%a9%e6%b5%81%e6%8a%80%e6%9c%af%e5%9b%a2%e9%98%9f","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10008052","title":{"rendered":"\u4e07\u5b57\u597d\u6587\uff1a\u5927\u62a5\u6587\u95ee\u9898\u5b9e\u6218 | \u4eac\u4e1c\u7269\u6d41\u6280\u672f\u56e2\u961f"},"content":{"rendered":"

\u5bfc\u8bfb<\/h2>\n

\u5927\u62a5\u6587\u95ee\u9898\uff0c\u5728\u4eac\u4e1c\u7269\u6d41\u5185\u8f83\u5c11\u51fa\u73b0\uff0c\u4f46\u6bcf\u6b21\u51fa\u73b0\u5f80\u5f80\u662f\u5927\u4e8b\u6545\uff0c\u751a\u81f3\u5bfc\u81f4\u4e0a\u4e0b\u6e38\u591a\u4e2a\u7cfb\u7edf\u6545\u969c\u3002\u5927\u62a5\u6587\u7684\u80cc\u540e\uff0c\u662f\u4e0d\u540c\u5546\u5bb6\u4e1a\u52a1\u4f53\u91cf\u4e0d\u540c\uff0c\u7279\u522b\u662fB\u7aef\u4e1a\u52a1\u7684\u91c7\u8d2d\u53ca\u9500\u552e\u51fa\u5e93\u5355\uff0c\u4e00\u4e9b\u5934\u90e8\u5546\u5bb6\u5bf9\u4eac\u4e1c\u7cfb\u7edf\u652f\u6301\u4e1a\u52a1\u590d\u6742\u5ea6\u53ca\u5bb9\u91cf\u80fd\u529b\u7684\u8981\u6c42\u8d8a\u6765\u8d8a\u9ad8\u3002\u56e0\u6b64\u6211\u4eec\u6709\u5fc5\u8981\u628a\u8fd9\u4e2a\u95ee\u9898\u91cd\u89c6\u8d77\u6765\uff0c\u4ece\u7ec4\u7ec7\u4e0a\u6839\u672c\u4e0a\u89e3\u51b3\u3002<\/p>\n

1 \u8ba4\u8bc6\u5927\u62a5\u6587\u95ee\u9898<\/h2>\n

\u5927\u62a5\u6587\u95ee\u9898\uff0c\u662f\u6307\u4e0d\u540c\u7684\u7cfb\u7edf\u901a\u8fc7\u7f51\u7edc\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\u65f6payload size\u8fc7\u5927\u5bfc\u81f4\u7684\u7cfb\u7edf\u53ef\u7528\u6027\u4e0b\u964d\u95ee\u9898\u3002<\/p><\/blockquote>\n

\"\"[]()<\/p>\n

\u5bf9\u4e8e\u5927\u62a5\u6587\u7684\u4ea7\u751f\u65b9\uff0c\u8fc7\u5927\u7684\u62a5\u6587\u5728\u5e8f\u5217\u5316\u65f6\u6d88\u8017\u66f4\u591a\u5185\u5b58\u548cCPU\uff0c\u5728\u4f20\u8f93\u65f6(JSF\/MQ)\u53ef\u80fd\u8d85\u8fc7\u4e2d\u95f4\u4ef6\u7684\u5927\u5c0f\u9650\u5236\u5bfc\u81f4\u4f20\u8f93\u5931\u8d25\uff1b\u5bf9\u4e8e\u5927\u62a5\u6587\u7684\u6d88\u8d39\u65b9\uff0c\u8fc7\u5927\u7684\u62a5\u6587\u5728\u53cd\u5e8f\u5217\u5316\u65f6\u4f1a\u4ea7\u751f\u5927\u5bf9\u8c61\uff0c\u6d88\u8017\u66f4\u591a\u7684\u5185\u5b58\u548cCPU\uff0c\u5bb9\u6613\u89e6\u53d1FullGC\u751a\u81f3OOM\uff0c\u800c\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8981\u904d\u5386\u7684\u5185\u5bb9\u66f4\u591a\uff0c\u9020\u6210\u54cd\u5e94\u53d8\u6162\uff0c\u5982\u679c\u6d89\u53ca\u6570\u636e\u5e93\u64cd\u4f5c\u5bb9\u6613\u4ea7\u751f\u5927\u4e8b\u52a1\u3001\u6162SQL\uff0c\u8fd9\u4e9b\u5bb9\u6613\u89e6\u53d1\u8d85\u65f6\uff0c\u5982\u679c\u5ba2\u6237\u7aef\u6709\u91cd\u8bd5\u673a\u5236\uff0c\u4f1a\u8fdb\u4e00\u6b65\u52a0\u91cd\u5927\u62a5\u6587\u6d88\u8d39\u65b9\u8d1f\u8f7d\uff0c\u4e25\u91cd\u65f6\u5bfc\u81f4\u670d\u52a1\u96c6\u7fa4\u6574\u4f53\u4e0d\u53ef\u7528\u3002<\/p>\n

\u6b64\u5916\uff0c\u7531\u4e8e\u5927\u62a5\u6587\u4e0e\u5c0f\u62a5\u6587\u662f\u5728\u4e00\u4e2a\u63a5\u53e3\u4e0a\u5b8c\u6210\u7684\uff0c\u4f7f\u7528\u76f8\u540c\u7684UMP key\uff0c\u5b83\u4f1a\u5bfc\u81f4\u76d1\u63a7\u5931\u771f\uff0c\u62a5\u8b66\u9608\u503c\u65e0\u6548\u3002\u5982\u679c\u65e5\u5fd7\u8bb0\u5f55\u4e86\u539f\u59cb\u62a5\u6587\uff0c\u4e5f\u53ef\u80fd\u78c1\u76d8\u6253\u6ee1\u548c\u54cd\u5e94\u53d8\u6162\u3002<\/p>\n

\u5728\u4eac\u4e1c\u7269\u6d41\u6280\u672f\u4f53\u7cfb\u5185\uff0c\u5177\u4f53\u8868\u73b0\u4e3a\uff1a<\/p>\n\n\n\n\n\n\n\n\n\n\n
\u5927\u62a5\u6587\u573a\u666f<\/th>\n\u540e\u679c<\/th>\n<\/tr>\n<\/thead>\n
MQ\u7684producer\u53d1\u9001\u4e86\u5927\u7684Message<\/td>\n\u7531\u4e8eJMQ\u5bf9\u6d88\u606f\u5927\u5c0f\u7684\u9650\u5236\uff0c\u5bfc\u81f4producer\u53d1\u9001\u5931\u8d25\uff1a\u6d88\u606f\u672a\u9001\u8fbe<\/td>\n<\/tr>\n
MQ consumer\u53cd\u5e8f\u5217\u5316Message\u5e76\u5904\u7406\u8ba1\u7b97\u65f6\u4ea7\u751f\u5927\u5bf9\u8c61\uff0c\u9891\u7e41FullGC\uff0cCPU\u4f7f\u7528\u7387\u98d9\u5347<\/td>\n <\/td>\n<\/tr>\n
JSF Consumer\u8c03\u7528API\u65f6\u4f20\u5165\u5927\u5165\u53c2\u503c<\/td>\n\u7531\u4e8eJSF Server\u5bf9payload\u5927\u5c0f\u9650\u5236\uff0c\u5bfc\u81f4\u670d\u52a1\u7aef\u5c06\u62a5\u6587\u629b\u5f03\uff1a\u65e0\u6cd5\u9001\u8fbe<\/td>\n<\/tr>\n
JSF Provider\u54cd\u5e94\u53d8\u6162\uff0c\u4ea7\u751f\u5927\u5bf9\u8c61\uff0c\u9891\u7e41FullGC\uff0cCPU\u4f7f\u7528\u7387\u98d9\u5347\uff0c\u751a\u81f3OOM\uff1b\u8bf7\u6c42\u5904\u7406\u8d85\u65f6<\/td>\n <\/td>\n<\/tr>\n
JSF Provider\u8fd4\u56de\u503c\u5305\u542b\u5927\u5bf9\u8c61<\/td>\n\u7531\u4e8eJSF Consumer\u5bf9payload\u5927\u5c0f\u9650\u5236\uff0c\u5bfc\u81f4consumer\u65e0\u6cd5\u83b7\u53d6\u54cd\u5e94<\/td>\n<\/tr>\n
JSF Consumer\u4ea7\u751f\u5927\u5bf9\u8c61\uff0c\u9891\u7e41FullGC\uff0cCPU\u4f7f\u7528\u7387\u98d9\u5347\uff0c\u751a\u81f3OOM<\/td>\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\ud83d\udccc JMQ\/JSF\u5bf9payload\u5927\u5c0f\u7684\u9650\u5236\u90fd\u5c5e\u4e8e\u9632\u5fa1\u6027\u4fdd\u62a4\u63aa\u65bd\uff0c\u76ee\u524d\u7684\u503c\u662f\u79d1\u5b66\u7684\uff0c\u5b83\u4eec\u90fd\u5df2\u7ecf\u8db3\u591f\u5927\u4e86\u3002\u5728\u7d27\u6025\u6b62\u8840\u60c5\u51b5\u4e0b\u53ef\u4ee5\u8c03\u6574\u914d\u7f6e\u53c2\u6570\u6765\u6682\u65f6\u63d0\u9ad8payload\u5927\u5c0f\u9650\u5236\uff0c\u4f46\u957f\u671f\u770b\u5b83\u4f1a\u52a0\u91cd\u7cfb\u7edf\u7684\u98ce\u9669\uff0c\u5e94\u8be5\u4ece\u8bbe\u8ba1\u5165\u624b\u907f\u514d\u8d85\u8fc7payload\u5927\u5c0f\u9650\u5236\u3002<\/p>\n

1.1 \u80cc\u666f\u77e5\u8bc6<\/h3>\n

1.1.1 JMQ\u9650\u5236<\/h4>\n

\u6839\u636eJMQ\u7684\u5b98\u65b9\u6587\u6863\uff0c\u5355\u6761\u6d88\u606f\u5927\u5c0f\uff1aJMQ4\u4e0d\u8981\u8d85\u8fc74M\uff0cJMQ2\u4e0d\u8981\u8d85\u8fc72M\u3002<\/p>\n

\u5177\u4f53\u539f\u7406\u662f\u53d1\u9001\u6d88\u606f\u65f6\u5728\u751f\u4ea7\u7aef\u505a\u4e3b\u52a8\u6821\u9a8c\uff0c\u5982\u679c\u6d88\u606f\u5927\u5c0f\u8d85\u8fc7\u9608\u503c\u5219\u629b\u51fa\u5f02\u5e38(\u4ee3\u7801\u5b9e\u73b0\u4e0e\u5b98\u65b9\u6587\u6863\u4e0d\u4e00\u81f4)\uff1a<\/p>\n

class ClusterManager {\n    protected volatile int maxSize = 4194304; \/\/ 4MB\n}\n\nclass MessageProducer implement Producer { \/\/ Producer\u63a5\u53e3\u7684\u5177\u4f53\u5b9e\u73b0\u7c7b\n    ClusterManager clusterManager;\n\n    \/\/ producer.send\u65f6\u505a\u6821\u9a8c\n    int checkMessages(List<Message> messages) {\n        int size = 0;\n        for (Message message : messages) {\n            size += message.getSize() \/\/ \u538b\u7f29\u540e\u7684\u5927\u5c0f\n        }\n        if (size > this.clusterManager.getMaxSize()) {\n            throw new IllegalArgumentException("the total bytes of message body must be less than " + this.clusterManager.getMaxSize());\n        }\n    }\n}<\/code><\/pre>\n
\ud83d\udccc \u7ecf\u4e0eJMQ\u56e2\u961f\u786e\u8ba4\uff0cJMQ\u6d88\u606f\u5927\u5c0f\u7684\u9650\u5236\uff0c\u4ee5\u4ee3\u7801\u5b9e\u73b0\u4e3a\u51c6(\u5b98\u65b9\u6587\u6863\u4e0d\u51c6\u786e)\uff1a<\/p>\n
\"\"[]()<\/p>\n
1.1.2 JSF\u9650\u5236<\/h4>\n
\u6839\u636eJSF\u5b98\u65b9\u6587\u6863\uff0cJSF\u53ef\u4ee5\u5728server\u548cconsumer\u7aef\u5206\u522b\u8bbe\u7f6epayload size\uff0c\u9ed8\u8ba4\u90fd\u662f8MB\u3002<\/p>\n
\"\"[]()<\/p>\n
\ud83d\udccc \u9700\u8981\u6ce8\u610f\uff0c\u89e6\u53d1provider\u62a5\u6587\u957f\u5ea6\u9650\u5236\u65f6\uff0cJSF consumer(\u8001\u7248\u672c)\u5e76\u4e0d\u4f1a\u7acb\u5373\u5931\u8d25\uff0c\u800c\u662f\u4f9d\u9760\u5ba2\u6237\u7aef\u8d85\u65f6\u540e\u624d\u8fd4\u56de(\u611f\u89c9\u662fJSF\u7684\u7f3a\u9677)\u3002\u5177\u4f53\u539f\u56e0\uff1aJSF\u4f9d\u9760\u5e95\u5c42netty\u6765\u5b9e\u73b0\u62a5\u6587\u957f\u5ea6\u9650\u5236\uff0c\u5f53provider\u4ece\u8bf7\u6c42\u62a5\u6587\u5934\u91cc\u53d6\u5f97\u672c\u6b21\u8bf7\u6c42payload size\u53d1\u73b0\u8d85\u8fc7\u9650\u5b9a\u503c\u65f6\uff0c\u4e0d\u4f1a\u7ee7\u7eed\u8bfb\u53d6\u62a5\u6587\u4f53\uff0c\u800c\u662f\u629b\u51fanetty\u5b9a\u4e49\u7684TooLongFrameException\uff0c\u800c\u8be5\u5f02\u5e38\u7684\u5904\u7406\u4f9d\u8d56netty\u7684ChannelHandler.exceptionCaught\u65b9\u6cd5\uff0cJSF\u91cc\u6ca1\u6709\u5bf9TooLongFrameException\u505a\u5904\u7406(\u5403\u6389\u5f02\u5e38)\uff0cprovider\u7aef\u4e0d\u7ed9consumer\u4efb\u4f55\u54cd\u5e94(\u8bf7\u6c42\u88ab\u6254\u8fdb\u9ed1\u6d1e)\uff0c\u56e0\u6b64\u9020\u6210consumer\u4e00\u76f4\u7b49\u5f85\u54cd\u5e94\u76f4\u5230\u8d85\u65f6\uff0c\u800c\u8fd9\u53ef\u80fd\u628aconsumer\u7aef\u7684\u4e1a\u52a1\u7ebf\u7a0b\u6c60\u62d6\u6b7b\u3002<\/p>\n
class LengthFieldBasedFrameDecoder { \/\/ \u57fa\u4e8enetty io.netty.handler.codec.LengthFieldBasedFrameDecoder\u7684\u6539\u52a8\n    protected Object decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {\n        \/\/ \u4eceJSF\u534f\u8bae\u7684\u62a5\u6587\u5934\u91cc\u83b7\u53d6\u672c\u6b21\u8bf7\u6c42\u7684payload size\uff0c\u6b64\u65f6\u8fd8\u6ca1\u6709\u8bfb\u53d68MB\u7684body\n        long frameLength = getUnadjustedFrameLength(in, actualLengthFieldOffset, lengthFieldLength, byteOrder);\n        if (frameLength > maxFrameLength) { \/\/ maxFrameLength\u53738MB\u9650\u5236\n            throw new TooLongFrameException();\n        }\n    }\n}\n\nclass ServerChannelHandler implements ChannelHandler {\n    public void exceptionCaught(ChannelHandlerContext ctx, final Throwable cause) {\n        if (cause instanceof IOException) {\n            \/\/ ...\n        } else if (cause instanceof RpcException) {\n            \/\/ \u8fd9\u91cc\u53ef\u4ee5\u770b\u5230\u9047\u5230\u8fd9\u79cd\u5f02\u5e38\uff0cJSF\u662f\u5982\u4f55\u7ed9consumer\u7aef\u54cd\u5e94\u7684\n            ResponseMessage responseMessage = new ResponseMessage(); \/\/ \u7ed9consumer\u7684\u54cd\u5e94\n            responseMessage.getMsgHeader().setMsgType(Constants.RESPONSE_MSG);\n            String causeMsg = cause.getMessage();\n            String channelInfo = BaseServerHandler.getKey(ctx.channel());\n            String causeMsg2 = "Remote Error Channel:" + channelInfo + " cause: " + causeMsg;\n            ((RpcException) cause).setErrorMsg(causeMsg2);\n            responseMessage.setException(cause); \/\/ \u5f02\u5e38\u4f20\u9012\u7ed9consumer\n            \/\/ socket.write\u56deconsumer\n            ChannelFuture channelFuture = ctx.writeAndFlush(responseMessage);\n        } else {\n            \/\/ TooLongFrameException\u4f1a\u8d70\u5230\u8fd9\u91cc\uff0c\u5b83\u7684\u7ee7\u627f\u5173\u7cfb\u5982\u4e0b\uff1a\n            \/\/ TooLongFrameException -> DecoderException -> CodecException -> RuntimeException\n            \/\/ \u5f02\u5e38\u88ab\u5403\u6389\u4e86\uff0c\u4e0d\u7ed9consumer\u54cd\u5e94\n            logger.warn("catch " + cause.getClass().getName() + " at {} : {}",\n                    NetUtils.channelToString(channel.remoteAddress(), channel.localAddress()),\n                    cause.getMessage());\n        }\n    }\n}<\/code><\/pre>\n
\ud83d\udccc \u7ecf\u4e0eJSF\u56e2\u961f\u786e\u8ba4\uff0cconsumer\u7aef\u6216provider\u7aef\u53d1\u51fa\u7684\u6d88\u606f\u8fc7\u5927(\u8d85\u8fc7playload)\u65f6consumer\u7aef\u5f97\u4e0d\u5230\u6b63\u786e\u7684\u5f02\u5e38\u54cd\u5e94\u53ea\u63d0\u793a\u8bf7\u6c42\u8d85\u65f6\u7684\u95ee\u9898\uff0c\u5df2\u7ecf\u57281.7.5\u7248\u672c\u4fee\u590d\uff1a\u9700\u8981provider\u7aef\u5347\u7ea7\u3002\u5347\u7ea7\u540e\uff0c\u5982\u679cconsumer\u7aef\u53d1\u9001\u7684\u6d88\u606f\u8fc7\u5927\uff0cprovider\u4f1a\u7acb\u5373\u54cd\u5e94RpcException\u3002<\/p>\n
\"\"[]()<\/p>\n
\u6b64\u5916\uff0c\u5728JSF\u65e7\u7248\u672c\u4e0b\uff0cconsumer\u4f7f\u7528\u4e86\u9ed8\u8ba4\u76845\u79d2\u8d85\u65f6\uff0c\u4f46consumer\u629b\u51fa\u8d85\u65f6\u5f02\u5e38\u603b\u7528\u65f6\u662f48\u79d2\uff0c\u8fd9\u662f\u4e3a\u4ec0\u4e48\uff1f<\/p>\n
\"\"[]()<\/p>\n
\u8fd9\u662f\u56e0\u4e3aconsumer\u914d\u7f6e\u7684timeout\u4e0d\u5305\u62ec\u5e8f\u5217\u5316\u65f6\u95f4\uff0c\u8fd948\u79d2\u662f\u628a8MB\u7684\u62a5\u6587\u5e8f\u5217\u5316\u7684\u8017\u65f6\uff1a<\/p>\n
class JSFClientTransport {\n    \/\/ consumer\u540c\u6b65\u8c03\u7528provider\n    ResponseMessage send(BaseMessage msg, int timeout) {\n        MsgFuture<ResponseMessage> future = doSendAsyn(msg, timeout);\n        return future.get(timeout, TimeUnit.MILLISECONDS);\n    }\n\n    MsgFuture doSendAsyn(final BaseMessage msg, int timeout) {\n        final MsgFuture resultFuture = new MsgFuture(getChannel(), msg.getMsgHeader(), timeout);\n        Protocol protocol = ProtocolFactory.getProtocol(msg.getProtocolType(), msg.getMsgHeader().getCodecType());\n        byteBuf = protocol.encode(request, byteBuf); \/\/ \u53d1\u9001\u62a5\u6587\u524d\u7684\u5e8f\u5217\u5316\n        RequestMessage request = (RequestMessage) msg;\n        request.setMsg(byteBuf);\n        channel.writeAndFlush(request, channel.voidPromise()); \/\/ socket.write\uff0c\u5f02\u6b65IO\n        resultFuture.setSentTime(JSFContext.systemClock.now());\n    }\n}\n\nclass MsgFuture implements java.util.concurrent.Future {\n    final long genTime = JSFContext.systemClock.now(); \/\/ new\u7684\u65f6\u5019\u5c31\u8d4b\u503c\u4e86\n    volatile long sentTime;\n\n    \/\/ \u629b\u51fa\u8d85\u65f6\u5f02\u5e38\u903b\u8f91\n    ClientTimeoutException clientTimeoutException() {\n        Date now = new Date();\n        String errorMsg = "[JSF-22110]Waiting provider return response timeout . Start time: " + DateUtils.dateToMillisStr(new Date(genTime))\n                + ", End time: " + DateUtils.dateToMillisStr(now)\n                + ", Client elapsed: " + (sentTime - genTime) \/\/ \u5b83\u5305\u62ec\uff1a\u5e8f\u5217\u5316\u65f6\u95f4\uff0c\u7531\u4e8e\u5f02\u6b65IO\u56e0\u6b64\u4e0d\u5305\u62ecsocket.write\u65f6\u95f4\n                + "ms, Server elapsed: " + (now.getTime() - sentTime);\n        return new ClientTimeoutException(errorMsg);\n    }\n}<\/code><\/pre>\n
1.1.3 \u7269\u6d41\u7f51\u5173\u9650\u5236<\/h4>\n
\u7269\u6d41\u7f51\u5173\u5728nginx\u5c42\u901a\u8fc7client_max_body_size\u505a\u4e865MB\u9650\u5236\u3002\u8fd9\u610f\u5473\u7740\uff0cJSF\u9650\u5236\u4e868MB\uff0c\u4f46\u901a\u8fc7\u7269\u6d41\u7f51\u5173\u5bf9\u5916\u5f00\u653e\u6210HTTP JSON API\u65f6\uff0c\u8c03\u7528\u8005\u5b9e\u9645\u7684\u9650\u5236\u662f5MB\u3002<\/p>\n
1.1.4 MySQL\u9650\u5236<\/h4>\n
max_allowed_packet\uff0cnet_buffer_length\u7b49\u53c2\u6570\u5728\u5e95\u5c42\u63a7\u5236TCP\u5c42\u7684\u62a5\u6587\u957f\u5ea6\uff0c\u4eac\u4e1c\u7269\u6d41\u4f53\u7cfb\u5185\u8be5\u503c\u8db3\u591f\u5927\uff0c\u7814\u53d1\u4e0d\u5fc5\u5173\u6ce8\u3002<\/p>\n
\u7814\u53d1\u9700\u8981\u5173\u6ce8\u7684\u662f\u5b57\u6bb5\u957f\u5ea6\u7684\u5b9a\u4e49\uff0c\u4e3b\u8981\u662fvarchar\u7684\u957f\u5ea6\u3002MySQL\u901a\u8fc7sql_mode\u53c2\u6570\u63a7\u5236\u5b57\u6bb5\u8d85\u8fc7\u957f\u5ea6\u540e\u7684\u884c\u4e3a\u662f\u5b57\u6bb5\u622a\u65ad\u8fd8\u662f\u4e2d\u65ad\u4e8b\u52a1\u3002\u5bf9\u4e8e\u4eac\u4e1c\u7269\u6d41\u4e1a\u52a1\u6267\u884c\u94fe\u8def\u6bd4\u8f83\u957f\u7684\u573a\u666f\u6765\u8bb2\uff0c\u540c\u4e00\u4e2a\u5b57\u6bb5\u53ef\u80fd\u591a\u5904\u4fdd\u5b58\uff0c\u4f8b\u5982\u8ba2\u5355\u884c\u91cc\u7684skuName\uff0c\u5c31\u4f1a\u5728OFC\/WMS\u7b49\u7cfb\u7edf\u4fdd\u5b58\uff0csku_name varchar\u957f\u5ea6\u7684\u4e0d\u4e00\u81f4\uff0c\u7279\u6b8a\u573a\u666f\u4e0b\u53ef\u80fd\u9020\u6210\u4e0a\u4e0b\u6e38\u4ea4\u4e92\u51fa\u73b0\u95ee\u9898\u3002<\/p>\n
1.1.5 \u5176\u4ed6\u9650\u5236<\/h4>\n
DUCC value \u7684\u957f\u5ea6\u9ed8\u8ba4\u9650\u5236\u4e3a 4W \u5b57\u7b26\u3002<\/p>\n
UMP Key\u7684\u9650\u5236128\u3002<\/p>\n
JMQ\u7684businessId\u957f\u5ea6\u9650\u5236100\uff0cProducer\u5728\u53d1\u9001\u662f\u9ed8\u8ba4\u8d85\u65f62\u79d2\uff0cProducer\u53d1\u9001\u5931\u8d25\u9ed8\u8ba4\u91cd\u8bd52\u6b21\u3002<\/p>\n
JMQ\u6d88\u8d39\u8005\u629b\u51fa\u5f02\u5e38\u4f1a\u5bfc\u81f4\u91cd\u8bd5(\u8fdb\u5165retry-db)\uff0c\u9996\u6b21\u91cd\u8bd510\u5206\u949f\uff0c\u5982\u679c\u91cd\u8bd5\u8fd8\u4e0d\u6210\u529f\u4f1a\u8d8a\u6765\u8d8a\u6162\u63a8\u9001\u76f4\u81f3\u8fc7\u671f\u3002\u8fc7\u671f\u65f6\u95f4\uff1aJMQ2\u4e3a3\u5929\uff0cJMQ4\u4e3a30\u5929\u3002<\/p>\n
JSF\u5982\u679c\u4e0d\u914d\u7f6econsumer timeout\uff0c\u5219\u4f7f\u7528\u9ed8\u8ba4\u503c\uff1a5\u79d2\u3002<\/p>\n
Zookeeper ZNode\u9650\u5236\u957f\u5ea6 1MB\u3002\u867d\u7136\u53ef\u4ee5\u901a\u8fc7jute.maxbuffer\u8fd9\u4e2aJava\u7cfb\u7edf\u5c5e\u6027\u4fee\u6539\uff0c\u4f46\u5f3a\u70c8\u4e0d\u5efa\u8bae\u3002<\/p>\n
\u539f\u5219\u4e0a\uff0c\u6240\u6709\u4f9d\u8d56\u7684\u4e2d\u95f4\u4ef6\u90fd\u8981\u786e\u8ba4\u5176\u9650\u5236\u7ea6\u675f\uff0c\u63d0\u5347\u5065\u58ee\u6027\uff0c\u907f\u514d\u8fb9\u754c\u6761\u4ef6\u88ab\u89e6\u53d1\u800c\u4ea7\u751f\u51fa\u4e4e\u610f\u6599\u7684\u9519\u8bef\u3002<\/p>\n
1.2 \u4ea7\u751f\u539f\u56e0<\/h3>\n
1.2.1 \u96c6\u5408\u7c7b\u5b57\u6bb5\u65e0\u7ea6\u675f<\/h4>\n
\u5bfc\u81f4\u4eac\u4e1c\u7269\u6d41\u7ebf\u4e0a\u4e8b\u6545\u7684\u5927\u62a5\u6587\u95ee\u9898\u4e2d\uff0c\u7edd\u5927\u90e8\u5206\u90fd\u5c5e\u4e8e\u8be5\u7c7b\u95ee\u9898\u3002\u800c\u8fd9\u53c8\u53ef\u4ee5\u7ec6\u5206\u4e3a\u4e24\u79cd\u573a\u666f\uff1a<\/p>\n
interface JsfAPI {\n    \/\/ \u573a\u666f1\uff1a\u6279\u91cf\u63a5\u53e3\uff0c\u5bf9\u6279\u91cf\u7684\u5927\u5c0f\u65e0\u9650\u5236\n    void foo(List<Request> requests);    \n}\n\nclass Request {\n    \/\/ \u573a\u666f2\uff1a\u5bf9\u4e00\u4e2a\u7c7b\u5185\u90e8\u7684\u96c6\u5408\u7c7b\u5b57\u6bb5\u5927\u5c0f\u65e0\u9650\u5236\n    \/\/ JMQ\u4ea7\u751f\u5927\u62a5\u6587\uff0c\u7edd\u5927\u90e8\u5206\u5c5e\u4e8e\u8be5\u573a\u666f\n    List<Item> items;\n}<\/code><\/pre>\n
\u5f53\u6570\u636e\u91cf\u589e\u5927\u65f6\uff0c\u62a5\u6587\u4e5f\u4f1a\u589e\u5927\uff0c\u9020\u6210\u51e0MB\u5230\u51e0\u5341MB\u7684\u62a5\u6587\u4f20\u8f93\uff0c\u7cfb\u7edf\u4e3a\u4e86\u5904\u7406\u8fd9\u6837\u5927\u6570\u636e\u91cf\u7684\u62a5\u6587\uff0c\u5fc5\u7136\u4f1a\u4ea7\u751f\u5927\u5bf9\u8c61\uff0c\u5e76\u4e14\u8fd9\u79cd\u5bf9\u8c61\u4f1a\u4e00\u76f4\u5904\u4e8e\u5185\u5b58\u4e2d\uff0c\u5728\u6570\u636e\u4fdd\u5b58\u5904\u7406\u65f6\uff0c\u4f1a\u9020\u6210\u5185\u5b58\u4e0d\u80fd\u91ca\u653e\uff0c\u53ef\u80fd\u89e6\u53d1\u9891\u7e41FullGC\uff0cCPU\u4f7f\u7528\u7387\u98d9\u5347\u3002\u540c\u65f6\uff0c\u5904\u7406\u96c6\u5408\u6570\u636e\uff0c\u5f80\u5f80\u4f1a\u6709\u6570\u636e\u904d\u5386\u8fc7\u7a0b\uff0c\u5982\u679c\u65e0\u5e76\u53d1\u5219\u65f6\u95f4\u590d\u6742\u5ea6\u662fO(N)\uff0c\u5927\u7684\u6570\u636e\u96c6\u5fc5\u7136\u5e26\u6765\u66f4\u6162\u7684\u54cd\u5e94\u901f\u5ea6\uff0c\u800cconsumer\u7aef\u4e0d\u4f1a\u6839\u636epayload\u5927\u5c0f\u52a8\u6001\u8bbe\u7f6e\u8d85\u65f6\u65f6\u95f4\uff0c\u5b83\u53ef\u80fd\u5bfc\u81f4consumer\u7aef\u8d85\u65f6\uff0c\u8d85\u65f6\u53ef\u80fd\u5e26\u6765\u591a\u6b21\u91cd\u8bd5\uff0c\u8fdb\u800c\u52a0\u91cd\u670d\u52a1\u7aef\u538b\u529b\u3002<\/p>\n
\u4f8b\u5982\uff1a\u65e0\u5370\u826f\u54c1\u8ba2\u5355sku\u54c1\u7c7b\u8fc7\u591a\uff0c\u6bd4\u5982\u4e00\u4e2a\u51fa\u5e93\u5355\u5305\u542b2\u4e07\u4e2asku\u7684\u6781\u7aef\u60c5\u51b5\u3002<\/p>\n
\u4f8b\u5982\uff1aWMS\u51fa\u5e93\u53d1\u8d27\u540e\u5411ECLP\u56de\u4f20\u4fe1\u606f\uff0c\u4e4b\u524d\u90fd\u662f\u901a\u8fc7\u4e00\u4e2aJMQ Topic: eclp_delivery\u8fdb\u884c\u56de\u4f20\uff0c\u4e00\u4efd\u6d88\u606f\u5305\u542b\u4e86(\u8ba2\u5355\u4e3b\u6863\uff0c\u7bb1\u660e\u7ec6\uff0c\u5305\u88f9\u660e\u7ec6)3\u90e8\u5206\u4fe1\u606f\u3002\u540e\u6765\u4e2d\u77f3\u5316\u573a\u666f\u4e0b\uff0c\u4e00\u4e2a\u8ba2\u5355\u7684\u5305\u88f9\u660e\u7ec6\u6570\u91cf\u975e\u5e38\u591a\uff0c\u5bfc\u81f4ECLP\u5904\u7406\u62a5\u6587\u65f6CPU\u98d9\u5347\uff0c\u540c\u65f6MQ Listener\u4e0e\u5bf9\u5916\u670d\u52a1\u5171\u4eabCPU\uff0c\u5bfc\u81f4\u63a5\u5355\u529f\u80fd\u53ef\u7528\u7387\u964d\u4f4e\u3002\u540e\u6765\uff0c\u4ece\u6e90\u5934\u5165\u624b\u628a\u4e00\u4e2a\u8ba2\u5355\u6309\u7167\u660e\u7ec6\u8fdb\u884c\u5206\u9875\u5f0f\u62c6\u5206(\u4e4b\u524d\u662f\u6574\u5355\u56de\u4f20\uff0c\u4e4b\u540e\u662f\u6309\u660e\u7ec6\u5206\u9875\u56de\u4f20)\uff0c\u540c\u65f6\u628aeclp_delivery\u8fd9\u4e00\u4e2atopic\u62c6\u5206\u62103\u4e2atopic\uff1a(\u8ba2\u5355\uff0c\u7bb1\u660e\u7ec6\uff0c\u5305\u88f9\u660e\u7ec6)\uff0c\u89e3\u51b3\u4e86\u5927\u62a5\u6587\u95ee\u9898\u3002<\/p>\n
1.2.2 \u5927\u5b57\u6bb5\u65e0\u7ea6\u675f<\/h4>\n
\u5b83\u6307\u7684\u662f\u67d0\u4e00\u4e2a\u5b57\u6bb5(\u4e0d\u662f\u96c6\u5408\u5927\u5c0f)\uff0c\u7531\u4e8e\u6ca1\u52a0\u957f\u5ea6\u9650\u5236\uff0c\u5728\u7279\u5b9a\u573a\u666f\u4e0b\u4f20\u5165\u4e86\u8fdc\u8d85\u9884\u671f\u5927\u5c0f\u7684\u6570\u636e\u800c\u9020\u6210\u7684\u6545\u969c\u3002<\/p>\n
ECLP\u7684\u5546\u54c1\u4e3b\u6570\u636e\u6709\u4e2a\u4e0b\u53d1\u5546\u54c1\u7684\u63a5\u53e3\uff0c\u6709\u4e2a\u5b57\u6bb5skuName\uff0c\u63a5\u53e3\u6ca1\u6709\u5bf9\u8be5\u5b57\u6bb5\u957f\u5ea6\u8fdb\u884c\u7ea6\u675f\u3002\u7cfb\u7edf\u4e00\u76f4\u5e73\u7a33\u8fd0\u884c\uff0c\u76f4\u5230\u6709\u4e2a\u5546\u5bb6\u4e0b\u53d1\u4e86\u67d0\u4e00\u4e2a\u5546\u54c1\uff0c\u5b83\u7684skuName\u8fbe\u5230\u4e8610KB(\u4e8b\u540e\u53d1\u73b0\uff0c\u5546\u5bb6\u662f\u628a\u8be5\u5546\u54c1\u8be6\u60c5\u9875\u7684\u6574\u4e2aHTML\u901a\u8fc7skuName\u4f20\u8fc7\u6765\u4e86)\uff0c\u63d2\u5165\u6570\u636e\u5e93\u65f6\u8d85\u8fc7\u4e86\u5b57\u6bb5\u957f\u5ea6\u9650\u5236varchar(200)\uff0c\u5bfc\u81f4\u63d2\u5165\u5931\u8d25\uff0c\u4f46\u7531\u4e8e\u6ca1\u6709\u8003\u8651\u5230\u8fd9\u79cd\u573a\u666f\uff0c\u8fd4\u56de\u4e86\u8bef\u5bfc\u7684\u9519\u8bef\u63d0\u793a\u3002\u5c55\u5f00\u6765\u770b\uff0c\u5982\u679cECLP\u4e3askuName\u5b9a\u4e49\u4e86MySQL Text\u7c7b\u578b\u5b57\u6bb5\uff0c\u8fd8\u4f1a\u6709\u66f4\u4e25\u91cd\u95ee\u9898\uff1aECLP\u63a5\u6536\u4e0b\u5546\u54c1\uff0c\u4e0b\u53d1\u7ed9WMS\uff0c\u4f46WMS\u91cc\u7684skuName\u662fvarchar(200)\uff0c\u8fd9\u4e2a\u95ee\u9898\u5c31\u53ea\u80fd\u4eba\u5de5\u5904\u7406\u4e86\uff0c\u751a\u81f3\u4e0e\u5546\u5bb6\u6c9f\u901a\u3002<\/p>\n
WMS6.0\u4e3a\u4e86\u8003\u8651\u591a\u573a\u666f\u5168\u6ee1\u8db3\uff0c\u5728\u51fa\u5e93\u5355\u9884\u7559\u4e86\u6269\u5c55\u5b57\u6bb5\uff0c\u5728\u63a5\u5355\u65f6\u6280\u672fBP\u81ea\u884c\u51b3\u5b9a\u5199\u5165\u54ea\u4e2a\u6269\u5c55\u5b57\u6bb5\u3002\u4eac\u559cBP\u4e0b\u53d1\u51fa\u5e93\u5355\u65f6\u5728\u8ba2\u5355\u660e\u7ec6\u7ef4\u5ea6\u4f20\u5165\u4e86handOverSlip(\u4ea4\u63a5\u5355\uff0c\u5176\u5b9e\u662f\u56e2\u5355\u4fe1\u606f\uff0c\u91cc\u9762\u6709\u591a\u5c42\u660e\u7ec6\u5d4c\u5957)\uff0c\u8be5\u5b57\u6bb5\u5176\u5b9e\u662f\u4e00\u4e2a\u5927JSON\uff0c\u5355\u4e2a\u957f\u5ea610KB\u4e0a\u4e0b\uff0c\u63a5\u5355\u73af\u8282\u6ca1\u95ee\u9898\u3002\u4f46\u7ec4\u5efa\u96c6\u5408\u5355\u4f1a\u628a\u591a\u4e2a\u51fa\u5e93\u5355\u7ec4\u5efa\u6210\u4e00\u4e2a\u96c6\u5408\u5355\uff0c\u5171\u4ea7\u751f3000\u591a\u4e2a\u660e\u7ec6\uff0c\u4ec5handOverSlip\u5c31\u536030MB\uff0c\u9020\u6210\u7ec4\u5efa\u96c6\u5408\u5355\u540e\u4e0b\u53d1(JSF\u8c03\u7528)\u62e3\u8d27\u65f6\u9047\u5230\u4e86JSF 8MB\u9650\u5236\u95ee\u9898\uff0c\u4e0b\u53d1\u5931\u8d25\uff0c\u5355\u636e\u5361\u5728\u90a3\u91cc\uff0c\u73b0\u573a\u751f\u4ea7\u65e0\u6cd5\u7ee7\u7eed\u3002<\/p>\n
WMS6.0\u7684\u7528\u6237\u4e2d\u5fc3\u7cfb\u7edf\uff0c\u4e3a\u5176\u4ed6\u7cfb\u7edf\u63d0\u4f9b\u4e86\u53d1\u9001\u549a\u549a\u901a\u77e5\u7684\u670d\u52a1\uff0c\u5177\u4f53\u5b9e\u73b0\u662f\u8c03\u7528\u96c6\u56e2\u7684\u549a\u549a\u53d1\u9001\u63a5\u53e3\uff1axxx\u751f\u4ea7\u7cfb\u7edf -> \u7528\u6237\u4e2d\u5fc3 -> \u549a\u549a\u7cfb\u7edf\u3002\u94fe\u8def\u4e0a\u6bcf\u4e00\u4e2a\u73af\u8282\u90fd\u672a\u5bf9\u901a\u77e5\u5185\u5bb9content\u5b57\u6bb5\u957f\u5ea6\u505a\u9650\u5236\u3002\u4e00\u6b21xxx\u751f\u4ea7\u7cfb\u7edf\u8c03\u7528\u7528\u6237\u4e2d\u5fc3\u4f20\u5165\u4e86\u8d858MB\u7684content\u5b57\u6bb5\uff0c\u89e6\u53d1\u4e86\u549a\u549a\u7cfb\u7edf\u7684JSF\u5e95\u5c42\u7684\u62a5\u6587\u9650\u5236\uff0c\u6700\u7ec8\u5728\u7528\u6237\u4e2d\u5fc3\u4ea7\u751f\u4e86ClientTimeoutException\uff0c\u5b83\u5bfc\u81f4\u7528\u6237\u4e2d\u5fc3\u7684JSF\u4e1a\u52a1\u7ebf\u7a0b\u6c60\u6253\u6ee1\uff1b\u800c\u7531\u4e8e\u7528\u6237\u4e2d\u5fc3\u4e3a\u6240\u6709\u4e1a\u52a1\u751f\u4ea7\u7cfb\u7edf\u670d\u52a1\uff0c\u73b0\u573a\u64cd\u4f5c\u4f1a\u4f9d\u8d56\u5b83\uff0c\u8fdb\u800c\u5bfc\u81f4\u751f\u4ea7\u5361\u987f\uff0c\u73b0\u573a\u591a\u73af\u8282\u65e0\u6cd5\u6b63\u5e38\u751f\u4ea7\u3002<\/p>\n
Amazon FBA\u7684SP-API(Sell Partner API)\uff0c\u5bf9\u53ef\u80fd\u51fa\u73b0\u98ce\u9669\u7684\u5b57\u6bb5\u90fd\u505a\u4e86\u957f\u5ea6\u9650\u5236\uff0c\u4f8b\u5982\uff1a<\/p>\n
String displayableOrderComment; \/\/ maxLength: 1000\nString sellerSku; \/\/ maxLength: 50\nString giftMessage; \/\/ maxLength: 512\nString displayableComment; \/\/ maxLength: 250<\/code><\/pre>\n
1.2.3 \u67e5\u8be2\u63a5\u53e3\u8fd4\u56de\u5927\u91cf\u6570\u636e<\/h4>\n
ECLP\u4e3b\u6570\u636e\u6709\u4e2a\u63a5\u53e3\uff1a\u5bfc\u51fa\u6240\u6709warehouse list\uff0c\u8c03\u7528\u65b9\u5f88\u591a\uff0c\u8bbf\u95ee\u9891\u7387\u4e0d\u9ad8\uff0c\u6bcf\u6b21\u54cd\u5e94\u957f\u5ea63MB\u3002\u8be5\u63a5\u53e3\u5728\u7ebf\u4e0a\u51fa\u73b0\u8fc7\u591a\u6b21\u4e8b\u6545(2019\u5e74)\u3002\u8fd9\u4e2a\u63a5\u53e3\u663e\u7136\u662f\u4e0d\u8be5\u5b58\u5728\u7684\uff0c\u4f46\u628a\u5b83\u4e0b\u7ebf\u9700\u8981\u63a8\u52a8\u6240\u6709\u7684\u8c03\u7528\u65b9\u6539\u52a8\uff0c\u8fd9\u4e2a\u5468\u671f\u5f88\u957f\u963b\u529b\u4e5f\u5f88\u5927\u3002<\/p>\n
\u6700\u5f00\u59cb\uff0c\u76f4\u63a5\u67e5\u6570\u636e\u5e93\uff0c\u51fa\u73b0\u4e8b\u6545\u540e\u52a0\u5165JimDB\uff0c\u518d\u6b21\u51fa\u73b0\u4e8b\u6545\u540e\u914d\u7f6e\u4e86JimDB\u7684local cache\uff0c\u540e\u53c8\u52a0\u5165JSF\u9650\u6d41\u7b49\u63aa\u65bd\u3002<\/p>\n
\u51fa\u73b0\u6545\u969c\u65f6\uff0cECLP CPU\u98d9\u5347\uff0c\u5bfc\u81f4\u670d\u52a1\u8d85\u65f6\uff0c\u4eac\u4e1c\u96f6\u552e\u8c03\u7528\u65b9\u914d\u7f6e\u7684\u8d85\u65f6\u8bbe\u7f6e\u5f88\u77ed\uff0c\u8fd9\u5bfc\u81f4\u8d8a\u6765\u8d8a\u591a\u7684\u8bf7\u6c42\u6253\u8fc7\u6765\uff0c\u52a0\u91cd\u4e86ECLP\u8d1f\u62c5\u3002<\/p>\n
1.2.4 \u5bfc\u51fa\u95ee\u9898<\/h4>\n
\u8fd9\u4e2a\u95ee\u9898\u4e0e\u30101.2.3 \u67e5\u8be2\u63a5\u53e3\u8fd4\u56de\u5927\u91cf\u6570\u636e\u3011\u770b\u4e0a\u53bb\u7c7b\u4f3c\uff0c\u4f46\u6709\u5f88\u5927\u4e0d\u540c\uff1a\u4e00\u4e2a\u540c\u6b65\u8c03\u7528\uff0c\u8fd4\u56de\u7684\u6570\u636e\u91cf\u76f8\u5bf9\u5c11\uff0c\u53e6\u4e00\u4e2a\u5f02\u6b65\u6267\u884c\uff0c\u8fd4\u56de\u6570\u636e\u91cf\u5de8\u5927\u3002<\/p>\n
WMS6.0\u7684\u62a5\u8868\u90fd\u6709\u5bfc\u51fa\u7684\u9700\u6c42\uff0c\u4f8b\u5982\u5bfc\u51fa\u6700\u8fd13\u4e2a\u6708\u7684\u660e\u7ec6\u6570\u636e\u3002\u8d34\u8fd1\u5546\u5bb6\u7684OFC(\u5982ECLP)\uff0c\u4e5f\u6709\u7c7b\u4f3c\u9700\u6c42\uff0c\u5546\u5bb6\u8981\u6c42\u5bfc\u51fa\u660e\u7ec6\u6570\u636e\u3002\u7cfb\u7edf\u6267\u884c\u8fc7\u7a0b\u5927\u81f4\u662f\uff1a\u6839\u636e\u7528\u6237\u6307\u5b9a\u7684\u6761\u4ef6\u5f02\u6b65\u6267\u884cSQL\uff0c\u628a\u6570\u636e\u5e93\u8fd4\u56de\u7684\u6570\u636e\u96c6\u5199\u5165Excel\uff0c\u5e76\u5b58\u653e\u5230blob storage(\u6307\u5b9aTTL)\uff0c\u7528\u6237\u5728\u89c4\u5b9a\u65f6\u95f4(TTL)\u5185\u6839\u636estorage key\u53bbblob storage\u4e0b\u8f7d\uff0c\u5b8c\u6210\u6574\u4e2a\u5bfc\u51fa\u8fc7\u7a0b\u3002<\/p>\n
\u8fd9\u91cc\u7684\u5173\u952e\u95ee\u9898\u662f\u5982\u4f55\u67e5\u8be2\u6570\u636e\u5e93\uff0c\u800c\u6570\u636e\u5e93\u4f5c\u4e3a\u5171\u4eab\u8d44\u6e90\u5f80\u5f80\u662f\u6574\u4e2a\u7cfb\u7edf\u7684\u74f6\u9888\uff08\u589e\u52a0\u590d\u672c\u6570\u91cf\u610f\u5473\u7740\u6210\u672c\u4e0a\u5347\uff09\uff0c\u5b83\u53d8\u6162\u4f1a\u62d6\u57ae\u6574\u4e2a\u7cfb\u7edf\u3002\u5982\u4f55\u67e5\u8be2\u6570\u636e\u5e93\uff0c\u67098\u4e2a\u53ef\u9009\u9879\uff1a<\/p>\n
\"\"[]()<\/p>\n
\u5bfc\u51fa\u95ee\u9898\u7684\u672c\u8d28\uff0c\u662f\u5927\u8303\u56f4table scan\uff0c\u5f88\u96be\u8bbe\u8ba1\u7cbe\u7ec6\u7684\u590d\u5408\u7d22\u5f15\u3002WMS6.0\u6700\u521d\u4f7f\u7528\u7684\u662f\u65b9\u68481\uff0c\u5b83\u4f1a\u4ea7\u751f\u6df1\u5206\u9875limit offset\u95ee\u9898\uff1a\u8d8a\u5f80\u540e\u7684\u9875\u9762\u8d8a\u6162\uff0c\u5bf9\u6570\u636e\u5e93\u7684\u538b\u529b\u8d8a\u5927\u3002\u4e3e\u4f8b\uff1a\u8981\u5bfc\u51fa100\u4e07\u884c\u8bb0\u5f55\uff0c\u6bcf\u98751\u4e07\uff0c\u90a3\u4e48\u523050\u4e07\u8bb0\u5f55\u65f6\uff0c\u6bcf\u6b21\u5206\u9875\u67e5\u8be2\u76f8\u5f53\u4e8e\u6570\u636e\u5e93\u8981\u626b\u63cf50\u4e07+\u884c\u8bb0\u5f55\u540e\u629b\u5f03\u7edd\u5927\u90e8\u5206\u5e76\u8fd4\u56de1\u4e07\u884c\uff0c\u8fd9\u8fd8\u8981\u7ee7\u7eed\u6267\u884c50\u6b21\uff0c\u6b64\u5916\u5206\u9875\u7ec4\u4ef6\u8fd8\u8981\u989d\u5916\u6267\u884ccount\u8bed\u53e5\u4ee5\u8ba1\u7b97\u603b\u884c\u6570\u3002<\/p>\n
\u5982\u679c\u6bcf\u9875\u662f1\u5343\u5462\uff1f\u56e0\u6b64\uff0c\u6570\u636e\u5e93\u7684\u538b\u529b\u88ab\u653e\u5927\u4e86\uff0c\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\u201c\u5168\u8868\u626b\u63cf\u201d\u4e86\u301050 + 100(count\u8ba1\u7b97)=150\u3011\u6b21\uff0c\u8fdc\u4e0d\u5982\u4e0d\u5206\u9875\uff08\u4e0d\u5206\u9875\u8fd8\u8981\u89e3\u51b3OOM\u95ee\u9898\uff09\u3002\u76ee\u524d\uff0cWMS6.0\u6539\u7528\u4e86\u65b9\u68488\uff0c\u6839\u672c\u4e0a\u89e3\u51b3\u4e86\u6570\u636e\u5e93\u6162\u67e5\u8be2\u95ee\u9898\u3002\u601d\u8def\u662f\u4e0d\u518d\u76f2\u76ee\u9759\u6001\u5206\u9875\uff0c\u800c\u662f\u6839\u636e\u65f6\u95f4\u6761\u4ef6\u5207\u5206\u6210\u591a\u4e2aSQL\uff0c\u5206\u522b\u67e5\u8be2\uff0c\u4fdd\u8bc1\u6bcf\u4e2aSQL\u8fd4\u56de\u6570\u636e\u91cf\u4e0d\u5927\u4ece\u800c\u907f\u514d\u6162SQL\u3002\u4f8b\u5982\uff0c\u67d0\u4e2a\u4ed3\u8981\u5bfc\u51fa\u6700\u8fd13\u4e2a\u6708\u7684\u51fa\u5e93\u5355\u6570\u636e\uff0c\u90a3\u4e48\u628a\u8fd91\u4e2adate range\u62c6\u5206(explode)\u6210N\u4e2adate range\uff0c\u5206\u522b\u6267\u884c\uff1a<\/p>\n
condition = DateRange(from = "2022-01-01 00:00:00", to = "2022-04-01 00:00:00") \/\/ \u7528\u6237\u6307\u5b9a\u7684\u65f6\u95f4\u8303\u56f4\uff1a3\u4e2a\u6708\n\/\/ sql = select * from ob_shipment_order where xxx and update_time between condition.from and condition.to\nList<DateRange> chunks = explode(condition)\nfor (DateRange chunk : chunks) {\n    \/\/ \u8be5chunk\u7684\u65f6\u95f4\u8303\u56f4\u5df2\u7ecf\u53d8\u6210\u4e861\u5929\uff0c\u751a\u81f3\u662f1\u5c0f\u65f6\uff0c\u5177\u4f53\u503c\u662f\u6839\u636eSQL\u6267\u884c\u8ba1\u5212\u4f30\u7b97\u5f97\u6765\u7684\uff1a\u6570\u636e\u91cf\u8d8a\u5927\u5219\u62c6\u5206\u8d8a\u7ec6\n    sql = select * from ob_shipment_order where xxx and update_time between chunk.from and chunk.to\n    mysql.query(sql)\n}<\/code><\/pre>\n
1.2.5 payload\u7ea6\u675f\u4e0d\u4e00\u81f4\u4ea7\u751f\u7684\u95ee\u9898<\/h4>\n
\u94fe\u8def\u4e0a\u7ecf\u8fc7\u4e0d\u540c\u7684\u7cfb\u7edf\uff0c\u4e0d\u540c\u7cfb\u7edf\u5bf9payload size\u7684\u7ea6\u675f\u4e0d\u540c\uff0c\u4e5f\u53ef\u80fd\u4ea7\u751f\u95ee\u9898\uff0c\u56e0\u4e3a\u51b3\u5b9a\u662f\u5426\u53ef\u4ee5\u6b63\u5e38\u5904\u7406\u7684\u662f\u6700\u5c0f\u7684\u90a3\u4e2a\uff0c\u4f46\u94fe\u8def\u957f\u65f6\u76f8\u5173\u65b9\u53ef\u80fd\u4e0d\u77e5\u9053\uff0c\u5728\u5f02\u6b65\u573a\u666f\u4e0b\u8fd9\u4e2a\u95ee\u9898\u5c24\u4e3a\u660e\u663e\u3002<\/p>\n
\u4f8b\u5982\uff0caws\u7684API Gateway\u4e0eLambda\u5bf9payload size\u6709\u4e0d\u540c\u7684\u7ea6\u675f\uff0c\u6700\u7ec8\u7528\u6237\u5fc5\u987b\u77e5\u9053\u9650\u5236\u6700\u4e25\u683c\u7684\u90a3\u4e00\u4e2a\u73af\u8282\u3002<\/p>\n
\"\"[]()<\/p>\n
\u5bf9\u4e8e\u4eac\u4e1c\u7269\u6d41\uff0cJSF\u4e0eJMQ\u7684\u9650\u5236\u4e0d\u540c\uff0c\u7406\u8bba\u4e0a\u53ef\u80fd\u4ea7\u751f\u8fd9\u6837\u7684\u95ee\u9898\uff1aJSF\u8c03\u7528\u8005\u53d1\u90018MB\u7684\u8bf7\u6c42\uff0cJSF\u63d0\u4f9b\u8005\u5904\u7406\u65f6\u91c7\u7528\u540c\u6b65\u8f6c\u5f02\u6b65\u673a\u5236\uff0c\u5f02\u6b65\u628a\u8be5\u8bf7\u6c428MB\u53d1\u9001MQ\uff0c\u5b83\u4f1a\u5bfc\u81f4MQ\u53d1\u9001\u6c38\u8fdc\u65e0\u6cd5\u6210\u529f\uff0c\u800cJSF\u7684\u8c03\u7528\u65b9\u5374\u6d51\u7136\u4e0d\u89c9\u3002<\/p>\n
\u5982\u679c\u901a\u8fc7\u7269\u6d41\u7f51\u5173\u5bf9\u5916\u5f00\u653e\uff0c\u7f51\u5173nginx\u9650\u5236\u662f5MB\uff0c\u800cJSF\u662f8MB\uff0c\u8bbe\u8ba1\u4e0a\u6ca1\u95ee\u9898\uff08fail fast\uff09\uff0c\u4f46\u53ef\u80fd\u9020\u6210\u670d\u52a1\u65b9\u627f\u8bfa\u4e0e\u8c03\u7528\u8005\u611f\u77e5\u7aef\u5230\u7aef\u7684\u4e0d\u4e00\u81f4\u3002<\/p>\n
JSF\u5bf9provider(jsf:server)\u548cconsumer\u53ef\u4ee5\u5206\u522b\u8bbe\u7f6e\u4e0d\u540c\u7684\u62a5\u6587\u5927\u5c0f\u9650\u5236\uff0c\u7406\u8bba\u4e0a\u4e5f\u53ef\u80fd\u51fa\u73b0\u95ee\u9898\uff0c\u4f46\u5728\u4eac\u4e1c\u7269\u6d41\u5c1a\u672a\u51fa\u73b0\uff0c\u53ef\u4e0d\u5fc5\u5173\u6ce8\u3002<\/p>\n
1.2.6 \u5176\u4ed6\u975e\u5165\u53e3\u573a\u666f<\/h4>\n
\u5b83\u53d1\u751f\u5728\u7cfb\u7edf\u6267\u884c\u8fc7\u7a0b\u5185\u90e8\u3002\u5178\u578b\u573a\u666f\u662fDAO\u5c42\u67e5\u8be2\u6570\u636e\u5e93\u8fd4\u56de\u5927\u7ed3\u679c\u96c6\uff0cRedis\u5927key\u95ee\u9898\u7b49\u3002\u8fd9\u8981\u6839\u636e\u5177\u4f53\u4e2d\u95f4\u4ef6\u673a\u5236\u6765\u8bc6\u522b\uff0c\u4f8b\u5982\uff0cMyBatis\u652f\u6301\u63d2\u4ef6\u6765\u8bc6\u522bDAO\u67e5\u8be2\u51fa\u5927\u7ed3\u679c\u96c6\uff1a<\/p>\n
public class ListResultInterceptor implements org.apache.ibatis.plugin.Interceptor {\n    private static final int RESULTSET_SIZE_THRESHOLD = 10000;\n\n    @Override\n    public Object intercept(Invocation invocation) throws Throwable {\n        Object result = invocation.proceed();\n        if (result != null && result instanceof List) {\n            int resultSetSize = ((List) result).size();\n            if (resultSetSize > RESULTSET_SIZE_THRESHOLD) {\n                \/\/ \u62a5\u8b66\n            }\n        }\n\n        return result;\n    }\n}<\/code><\/pre>\n
2 \u8bbe\u8ba1\u539f\u5219<\/h2>\n
2.1 \u4e3b\u52a8\u663e\u5f0f\u5f3a\u7ea6\u675f<\/h3>\n
\u5373\uff0c\u4e3b\u52a8\u9632\u5fa1\u5f0f\u81ea\u6211\u4fdd\u62a4\uff0c\u800c\u4e0d\u662f\u4f9d\u9760\u4f7f\u7528\u8005\u7684\u201c\u81ea\u89c9\u201d\uff1a\u5916\u90e8\u7528\u6237\u4e0d\u53ef\u4fe1\u8d56\u3002<\/p>\n
\u5bf9\u4e8eJSF\uff0c\u53ef\u4ee5\u901a\u8fc7JSR303\u5411API Consumer\u663e\u5f0f\u4f20\u9012\u7ea6\u675f\uff0c\u5e76\u4e14\u8be5\u7ea6\u675f\u53ef\u4ee5\u901a\u8fc7\u6846\u67b6\u5bf9\u4e1a\u52a1\u4ee3\u7801\u65e0\u4fb5\u5165\u5730\u81ea\u52a8\u6267\u884c\u3002\u5bf9\u4e8eMQ\uff0c\u7531\u4e8e\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005\u89e3\u8026\uff0c\u65e0\u6cd5\u76f4\u63a5\u4f20\u9012\u7ea6\u675f\uff0c\u53ea\u80fd\u9760\u4e3b\u52a8\u76d1\u63a7\u3001\u4eba\u5de5\u534f\u8c03\u3002<\/p>\n
\u5b83\u7684\u524d\u63d0\u6761\u4ef6\uff0c\u662f\u7814\u53d1\u6709\u80fd\u529b\u53bb\u4e3b\u52a8\u8bc6\u522b\u51fa\u5927\u62a5\u6587\u98ce\u9669\u3002<\/p>\n
2.2 Fail Fast<\/h3>\n
\u5982\u679c\u6709\u524d\u7aef\uff0c\u90a3\u4e48\u524d\u7aef\u52a0\u7ea6\u675f\uff0c\u907f\u514d\u5927\u62a5\u6587\u4f20\u9012\u7ed9\u540e\u7aef\u3002<\/p>\n
\u5bf9\u4e8e\u540e\u7aef\uff0c\u94fe\u5f0f\u7684\u4e0a\u4e0b\u6e38\u5173\u7cfb\u4e2d\uff0c\u4e0a\u6e38\u8981\u628a\u597d\u5173\u3002<\/p>\n
\u8fd9\u4e2a\u539f\u5219\u5e76\u4e0d\u662f\u8bf4\u4e0b\u6e38\u4e0d\u7528\u5173\u5fc3\u5927\u62a5\u6587\u95ee\u9898\uff0c\u6070\u6070\u76f8\u53cd\uff0c\u94fe\u8def\u7684\u6bcf\u4e2a\u73af\u8282\u90fd\u8981\u5173\u5fc3\uff0c\u4f46Fail Fast\u53ef\u4ee5\u964d\u4f4e\u6574\u4f53\u7684\u4e0d\u5fc5\u8981\u7684\u635f\u8017\u6210\u672c\uff0c\u4e5f\u53ef\u4ee5\u7f13\u89e3\u67d0\u4e2a\u73af\u8282\u4fdd\u62a4\u673a\u5236\u7f3a\u5931\u5e26\u6765\u7684\u4eba\u5de5\u4ecb\u5165\u548c\u4fee\u6570\u6210\u672c\u3002<\/p>\n
2.3 \u4e0a\u4e0b\u6e38\u5bf9\u9f50\u9690\u5f0f\u7ea6\u675f<\/h3>\n
\u540c\u4e00\u4e2a\u4e1a\u52a1\u5b57\u6bb5\u5728\u4e0a\u4e0b\u6e38\u4f20\u9012\u65f6\uff0c\u5b57\u6bb5\u957f\u5ea6\u7ea6\u675f\u8981\u4e00\u81f4\uff0c\u5426\u5219\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e0a\u6e38\u6210\u529f\u843d\u5e93\u4e0b\u6e38\u65e0\u6cd5\u843d\u5e93\u7684\u60c5\u51b5\u3002<\/p>\n
2.4 \u5927\u62a5\u6587\u4ea7\u751f\u65b9\u8d1f\u8d23\u62c6\u5206<\/h3>\n
\u89e3\u51b3\u5927\u62a5\u6587\u7684\u6839\u672c\u601d\u8def\u662f\u62c6\u5206\u62a5\u6587\uff1a\u5927 -> \u5c0f\u3002<\/p>\n
\u5bf9\u5e94MQ\u6765\u8bb2\uff0c\u5e94\u8be5\u662fProducer\u8d1f\u8d23\u62c6\u5206\u5927\u62a5\u6587\u4e3a\u5c0f\u62a5\u6587\u3002<\/p>\n
\u5bf9\u4e8eJSF\u6765\u8bb2\uff0c\u6709\u4e24\u79cd\u60c5\u51b5\uff1a<\/p>\n
    \n
  • consumer\u4ea7\u751f\u7684\u5927\u62a5\u6587\uff1a\u5e94\u8be5provider\u52a0\u7ea6\u675f\uff0c\u5f3a\u8febconsumer\u7aef\u5206\u9875\u62c6\u5206\u8bf7\u6c42\u3002\u53c2\u8003AJAX\u673a\u5236<\/li>\n<\/ul>\n
    \u5178\u578b\u573a\u666f\uff1a\u62e3\u8d27\u4e0b\u67b6\u8c03\u7528\u5e93\u5b58\u9884\u5360\u63a5\u53e3\uff0c\u4e00\u6b21\u6027\u4f20\u51651\u4e07\u4e2asku<\/p>\n
      \n
    • provider\u4ea7\u751f\u7684\u5927\u62a5\u6587\uff1a\u5e94\u8be5\u53d8\u6210\u5206\u9875\u8fd4\u56de\u7ed3\u679c<\/li>\n<\/ul>\n
      \u5178\u578b\u573a\u666f\uff1a\u4e00\u6b21\u6027\u8fd4\u56de\u6240\u6709warehouse\u5217\u8868<\/p>\n
      \"\"[]()<\/p>\n
      \"\"[]()<\/p>\n
      \ud83d\udccc \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u62c6\u5206\u62a5\u6587\uff0c\u4f1a\u589e\u52a0\u751f\u4ea7\u65b9\u548c\u6d88\u8d39\u65b9\u7684\u590d\u6742\u5ea6\uff0c\u5c24\u5176\u662f\u6d88\u8d39\u65b9\uff1a\u5e42\u7b49\uff0c\u96c6\u9f50\uff0c(\u5e76\u53d1\u548c\u5f02\u6b65\u8c03\u7528\u65f6\u4ea7\u751f\u7684)\u4e71\u5e8f\uff0c\u4e1a\u52a1\u7684\u539f\u5b50\u6027\u4fdd\u8bc1\u7b49\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u51fa\u5e93\u5355\u660e\u7ec6\u884c\u8fc7\u591a\u65f6\uff0c\u6574\u5355\u9884\u5360\u5e93\u5b58(\u5927\u62a5\u6587) -> \u6309\u8ba2\u5355\u660e\u7ec6\u5206\u9875\u9884\u5360(\u5c0f\u62a5\u6587)\u3002<\/p>\n
      \u62e3\u8d27\u4e0b\u67b6\u6309\u660e\u7ec6\u7ef4\u5ea6\u5206\u9875\u8c03\u7528\u5e93\u5b58\u9884\u5360\u63a5\u53e3\u573a\u666f\u4e0b\uff0c\u5982\u679c\u8ba2\u5355\u4e0d\u5141\u8bb8\u7f3a\u91cf\uff1a\u6574\u5355\u9884\u5360\u65f6\uff0c\u8be5\u8ba2\u5355\u9884\u5360\u5e93\u5b58\u7684\u539f\u5b50\u6027(\u8981\u4e48\u5168\u6210\u529f\u9884\u5360\uff0c\u8981\u4e48\u4e00\u4e2asku\u90fd\u4e0d\u9884\u5360)\u662f\u7531\u5e93\u5b58\u7cfb\u7edf(provider)\u4fdd\u8bc1\u7684\uff1b\u800c\u5728\u6309\u8ba2\u5355\u660e\u7ec6\u7ef4\u5ea6\u5206\u9875\u9884\u5360\u65f6\uff0c\u539f\u5b50\u6027\u9700\u8981\u5728\u62e3\u8d27\u7cfb\u7edf(consumer)\u4fdd\u8bc1\uff0c\u5373\u5982\u679c\u540e\u9762\u9875\u7801\u7684\u9884\u5360\u5931\u8d25\u5219\u9700\u8981\u628a\u524d\u9762\u9875\u7801\u7684\u9884\u5360\u91ca\u653e\u3002\u8fd9\u589e\u52a0consumer\u7aef\u590d\u6742\u5ea6\uff0c\u4f46\u4e3a\u4e86\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u53ef\u7528\u6027\uff0c\u8fd9\u662f\u503c\u5f97\u7684\u3002\u5f53\u7136\uff0c\u4e5f\u6709\u53e6\u5916\u4e00\u4e2a\u53ef\u9009\u65b9\u6848\uff0c\u4ecd\u65e7\u8ba9\u5e93\u5b58\u4fdd\u8bc1\u539f\u5b50\u6027\uff0c\u4f46\u5e93\u5b58\u63a5\u53e3\u9700\u8981\u589e\u52a0\u7c7b\u4f3c(currentPage, totalPages)\u7684\u53c2\u6570\uff0c\u90a3\u6837\u5c31\u662f\u5e93\u5b58\u66f4\u590d\u6742\u4e86\u3002\u65e0\u8bba\u5982\u4f55\uff0c\u90fd\u589e\u52a0\u4e86\u6574\u4f53\u590d\u6742\u5ea6\u3002<\/p>\n
      3 \u5177\u4f53\u529e\u6cd5<\/h2>\n
      3.1 \u62a5\u6587\u5206\u9875<\/h3>\n
      \u9002\u7528\u573a\u666f\uff1aMQ\uff0c\u4ee5\u53caJSF\u8fd4\u56de\u5927\u62a5\u6587\u54cd\u5e94\u3002<\/p>\n
      \u4e3a\u4e86\u4fdd\u6301\u62a5\u6587\u7684\u5b8c\u6574\u6027\uff0c\u4e5f\u4fbf\u4e8e\u6d88\u8d39\u65b9\u5b9e\u73b0\u5e42\u7b49\u3001\u96c6\u9f50\u7b49\u903b\u8f91\uff0c\u9700\u8981\u5728\u62a5\u6587\u91cc\u989d\u5916\u589e\u52a0\u5206\u9875\u4fe1\u606f\uff1acurrentPage\/totalPages\u3002<\/p>\n
      class Payload {\n    List<Item> items;\n    int currentPage, totalPages;\n}\n\nvoid sendPayload(Payload payload) {\n    int currentPage = 1;\n    int totalPages = payload.getItems().size() \/ batchSize;\n    Lists.partition(payload.getItems, batchSize).forEach(subItems -> {\n        Payload subPayload = new Payload(subItems)\n        subPayload.setPageInfo(currentPage, totalPages)\n        producer.send(subPayload)\n        currentPage++;\n    });\n}<\/code><\/pre>\n
      \ud83d\udccc \u5728\u6781\u7aef\u590d\u6742\u573a\u666f\u4e0b\uff0c\u4e5f\u53ef\u4ee5\u8003\u8651\u5206\u62c6topic\uff0c\u4f46\u4e0d\u63a8\u8350\uff0c\u56e0\u4e3a\u5b83\u53ef\u80fd\u989d\u5916\u5f15\u5165\u4e71\u5e8f\u95ee\u9898\u3002<\/p>\n
      \ud83d\udccc MQ\u62a5\u6587\u7f16\u89e3\u7801\u9664\u4e86\u76ee\u524d\u7684JSON\u5916\uff0c\u4e5f\u53ef\u4ee5\u8003\u8651Protobuf\u7b49\u66f4\u9ad8\u6548\u683c\u5f0f\u3002\u4f8b\u5982\u4eac\u4e1c\u96f6\u552e\u8ba2\u5355\u5feb\u7167orderver\u5c31\u7531xml\u5347\u7ea7\u5230\u4e86PB\u3002<\/p>\n
      3.2 \u62a5\u6587\u8f6c\u5b58<\/h3>\n
      \u9002\u7528\u573a\u666f\uff1aMQ\/JSF\u3002<\/p>\n
      \u8fd9\u79cd\u65b9\u6848\uff0c\u4e5f\u88ab\u79f0\u4e3aClaim Check Pattern\u3002<\/p>\n
      \u628a\u5927\u7684\u660e\u7ec6List\uff0c\u6309\u7167\u56fa\u5b9abatch size\u8f6c\u5b58\u5230JFS\/OSS\/JimKV\/S3\u7b49\u5916\u90e8blob storage\uff0c\u5728\u62a5\u6587\u91cc\u5b58\u653e\u6307\u9488(blob\u5730\u5740)\u5217\u8868\u3002<\/p>\n
      class BigPayload {\n    List<Item> items;\n}\n\nclass SmallPayload {\n    List<String> itemBlobKeys;\n}\n\nvoid sendPayload(BigPayload bigPayload) {\n    SmallPayload smallPayload = new SmallPayload();\n    Lists.partition(bigPayload.getItems(), batchSize).forEach(subItems -> {\n        List<String> itemBlobKeys = blogStore.putObjects(subItems)\n        smallPayload.addItemBlobKeys(itemBlobKeys);\n    });\n\n    producer.send(JSON.encode(smallPayload);\n}<\/code><\/pre>\n
      \u76ee\u524d\u4e0a\u6e38\u7cfb\u7edf\uff08eclp\u3001\u5e8f\u5217\u53f7\u3001OMC\u7b49\uff09\u3001DTC\u3001\u4e0b\u6e38\u7cfb\u7edf\uff08\u5404\u7248\u672cWMS\uff09\u7684\u4fe1\u606f\u4f20\u9012\u4f7f\u7528\u4e86\u8be5\u529e\u6cd5\uff0c\u5171\u7528\u4e00\u4e2aJFS\u96c6\u7fa4\u3002<\/p>\n
      \ud83d\udccc Side effects\uff1a1)\u5f15\u5165\u989d\u5916\u4f9d\u8d56\uff0c\u800c\u4e14\u6d88\u8d39\u65b9\u88ab\u8feb\u5f15\u5165\u4f9d\u8d56 2)\u9700\u8981Blob\u5b58\u50a8\u7684TTL\u673a\u5236\u6216\u5b9a\u671f\u6e05\u7406\uff0c\u5426\u5219\u52a0\u5927\u5b58\u50a8\u6210\u672c 3)\u4e3a\u6d88\u8d39\u65b9\u5e26\u6765\u4e86\u4e0d\u786e\u5b9a\u6027\uff0c\u4eceblob\u62ff\u56de\u7684\u6570\u636e\u53ef\u80fd\u8d85\u5927\uff0c\u5728\u53cd\u5e8f\u5217\u5316\u548c\u5904\u7406\u8fc7\u7a0b\u4e2d\u6709OOM\/FullGC\u7b49\u98ce\u9669(\u867d\u7136\u4e00\u4e9bjson\u5e93\u63d0\u4f9b\u4e86\u5e95\u5c42\u7684\u57fa\u4e8e\u8bcd\u6cd5token\u7684Streaming Parsing API\uff0c\u4f46\u5982\u679c\u8981\u8bfb\u53d6\u5168\u90e8\u5185\u5bb9\u4ecd\u7136\u8017\u8d39\u5927\u91cf\u5185\u5b58)<\/p>\n
      3.3 \u62a5\u6587\u622a\u65ad<\/h3>\n
      \u9002\u7528\u573a\u666f\uff1a\u5927\u5b57\u6bb5\u3002<\/p>\n
      \u5728\u786e\u5b9a\u7528\u6237\u4f53\u9a8c\u53ef\u4ee5\u63a5\u53d7\u7684\u60c5\u51b5\u4e0b\uff0c\u4e0a\u5c42\u8fdb\u884c\u5b57\u6bb5\u5185\u5bb9\u622a\u65ad(truncate)\u3002\u53ca\u65e9\u622a\u65ad\uff0c\u4e0d\u8981\u4f9d\u8d56\u4e0b\u5c42\u6570\u636e\u5e93\u7684\u622a\u65ad\u673a\u5236\u3002<\/p>\n
      3.4 \u5206\u9875\u8c03\u7528<\/h3>\n
      \u9002\u7528\u573a\u666f\uff1aJSF\u3002<\/p>\n
      \u4e24\u79cd\u573a\u666f\uff1a\u4e00\u79cd\u662f\u6279\u91cf\u63a5\u53e3\uff0c\u5373\u5165\u53c2\u662f\u96c6\u5408\uff0c\u53e6\u4e00\u79cd\u662f\u5165\u53c2\u5bf9\u8c61\u91cc\u6709\u96c6\u5408\u5b57\u6bb5\u3002<\/p>\n
      class FooRequest {\n    @javax.validation.constraints.Size(min = 1, max = 200)\n    private List<Bar> barItems;\n}\n\ninterface JsfAPI {\n    \/\/ \u573a\u666f1\uff1a\u6279\u91cf\u63a5\u53e3\n    void foo(@javax.validation.constraints.Size(min = 1, max = 200) List<FooRequest> requests)\n\n    \/\/ \u573a\u666f2\uff1a\u8bf7\u6c42\u5bf9\u8c61\u91cc\u6709\u96c6\u5408\u5b57\u6bb5\n    void bar(FooRequest request);\n}<\/code><\/pre>\n
      \u5bf9\u4e8eJSF Consumer\uff0c\u53ef\u4ee5\u901a\u8fc7JSF\u5f02\u6b65\u8c03\u7528\uff0c\u5b83\u76f8\u5f53\u4e8eredis pipeline\u6a21\u5f0f\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5ba2\u6237\u7aef\u7ebf\u7a0b\u6c60\u5e76\u53d1\u8c03\u7528\u65b9\u5f0f\u5b9e\u73b0\u5206\u9875\u8c03\u7528\uff0c\u4e8c\u8005\u8017\u65f6\u76f8\u540c\uff0c\u63a8\u8350\u4f7f\u7528\u524d\u8005\uff1a1)\u4ee3\u7801\u5b9e\u73b0\u7b80\u5355 2)\u8282\u7701\u4e86\u989d\u5916\u7ebf\u7a0b\u6c60\u6210\u672c\u3002<\/p>\n
      \"\"[]()<\/p>\n
      \"\"[]()<\/p>\n
      int maxJsfRetries = 3; \/\/ JSF async\u4e0b\u7684\u81ea\u52a8\u91cd\u8bd5\u53ea\u80fd\u5e94\u7528\u5c42\u81ea\u5df1\u505a\u4e86\nint retried = 0;\ndo {\n    List<ResponseFuture<Result<ObLocatingResultDto>>> futures = new LinkedList();\n    Lists.partition(voList, batchSize).forEach(subVoList -> {\n        ObLocatingOrderDto dto = mapper.INSTANCE.toDTO(subVoList);\n        locatingAppService.outboundOrderLocate(dto); \/\/ async JSF call\n        ResponseFuture<Result<ObLocatingResultDto>> future = RpcContext.getContext().getFuture();\n        futures.add(future);\n    });\n\n    for (ResponseFuture<Result<ObLocatingResultDto>> future : futures) {\n        try {\n            Result<ObLocatingResultDto> result = future.get();\n        } catch (RpcException jsfException) {\n            retried++;\n        } catch (Throwable e) {\n            \/\/ \u989d\u5916\u7684\u4e1a\u52a1\u903b\u8f91\uff1a\u4e0eJSF\u5e76\u53d1\u540c\u6b65\u8c03\u7528\u76f8\u540c\u7684\u5904\u7406\u903b\u8f91\n        }\n    }\n} while (retried <= maxJsfRetries);<\/code><\/pre>\n
      \ud83d\udccc JSF\u5f02\u6b65\u8c03\u7528\u65f6\uff0cjsf:consumer\u914d\u7f6e\u7684retries\u65e0\u6548\uff0c\u8fd9\u662f\u56e0\u4e3a\u5f02\u6b65\u53d1\u9001\u540e\u5982\u679c\u51fa\u73b0\u7f51\u7edc\u8d85\u65f6\uff0c\u53ea\u80fd\u7531\u4e1a\u52a1\u4ee3\u7801\u901a\u8fc7future.get()\u624d\u80fd\u62ff\u5230\u7ed3\u679c\uff0cJSF\u5e95\u5c42\u6ca1\u6709\u673a\u4f1a\u8fdb\u884c\u81ea\u52a8\u91cd\u8bd5\u3002\u800c\u540c\u6b65\u8c03\u7528\u65f6\uff0cJSF\u5e95\u5c42\u53ef\u4ee5\u5224\u65ad\u51fa\u8d85\u65f6\uff0c\u5b83\u6709\u673a\u4f1a\u6839\u636e\u914d\u7f6e\u8fdb\u884c\u81ea\u52a8\u91cd\u8bd5\u3002\u66f4\u591a\u7ec6\u8282\u53ef\u4ee5\u67e5\u770bJSF\u7684FailoverClient.doSendMsg\u65b9\u6cd5\u3002<\/p>\n
      3.5 MQ\u66ff\u4ee3JSF<\/h3>\n
      \u9002\u7528\u573a\u666f\uff1a\u5355\u5411\u901a\u77e5\u7c7b\u8bf7\u6c42\uff0c\u76f8\u5f53\u4e8eAsyncAPI\u3002<\/p>\n
      \u5927\u7684\u62a5\u6587\u5f80\u5f80\u610f\u5473\u7740\u66f4\u957f\u7684\u5904\u7406\u65f6\u957f\uff0cJSF\u540c\u6b65\u8c03\u7528\u4e0bconsumer\u5fc5\u987b\u540c\u6b65\u7b49\u5f85provider\u7aef\u7684\u8fd4\u56de\uff0c\u8fd9\u4f1a\u540c\u65f6\u5360\u7528consumer\u548cprovider\u53cc\u65b9\u7684\u7ebf\u7a0b\u6c60\u8d44\u6e90\uff0c\u6781\u7aef\u60c5\u51b5\u4e0b\u53ef\u80fd\u5bfc\u81f4\u53cc\u65b9\u7ebf\u7a0b\u6c60\u7528\u5c3d\u3002JSF\u4e0b\u53ef\u80fd\u8017\u5c3d\u7ebf\u7a0b\u6c60\uff0c\u8fdb\u800c\u62d6\u6b7b\u88ab\u5f3a\u4f9d\u8d56\u7684\u4e0a\u6e38\uff0c\u4ea7\u751f\u96ea\u5d29\u6548\u5e94\uff1b\u800cMQ\u4e0b\uff0c\u53ea\u4f1a\u6d88\u8d39\u79ef\u538b\u3002<\/p>\n
      \u5f02\u6b65\u4ea4\u4e92\uff0c\u4f7f\u5f97\u4e0a\u6e38\u5bf9\u4e0b\u6e38\u54cd\u5e94\u65f6\u95f4\u7684\u4f9d\u8d56\u8f6c\u6362\u4e3a\u541e\u5410\u7387\u7684\u4f9d\u8d56\u3002JMQ\u5b9e\u73b0\u4e86\u6d88\u8d39\u8005\u548c\u751f\u4ea7\u8005\u5728\u65f6\u95f4\u548c\u7a7a\u95f4\u4e0a\u7684\u89e3\u8026\uff0c\u6d88\u606f\u7684\u6d88\u8d39\u8005\u53ef\u4ee5\u627f\u53d7\u66f4\u5927\u8303\u56f4\u7684\u5904\u7406\u901f\u5ea6\u8303\u56f4\u3002<\/p>\n
      3.6 \u603b\u7ed3<\/h3>\n
      \"\"[]()<\/p>\n
      4 \u6700\u4f73\u5b9e\u8df5<\/h2>\n
      4.1 \u5355\u4e2a\u63a5\u53e3\u4e0e\u6279\u91cf\u63a5\u53e3\u5206\u79bb<\/h3>\n
      \u6839\u636esku\u7f16\u53f7\u67e5\u8be2\u5546\u54c1\u8d44\u6599\uff0c\u5f80\u5f80\u4f34\u968f\u7740\u591a\u4e2asku\u4e00\u8d77\u67e5\u8be2\u7684\u9700\u6c42\uff0c\u5982\u4f55\u8bbe\u8ba1\u63a5\u53e3\uff1f<\/p>\n
      \u6709\u7684\u8fd9\u6837\uff1a<\/p>\n
      interface JsfAPI {\n    Result<SkuInfo> getSkuInfo(String sku);\n    Result<List<SkuInfo>> listSkuInfo(List<String> skus);\n}<\/code><\/pre>\n
      \u7531\u4e8e\u6279\u91cf\u63a5\u53e3\u5728\u6280\u672f\u4e0a\u5df2\u7ecf\u6ee1\u8db3\u4e86\u5355\u4e2a\u67e5\u8be2\u7684\u529f\u80fd\uff0c\u6709\u7684\u56e2\u961f\u5e72\u8106\u53bb\u6389\u4e86\u5355\u4e2a\u67e5\u8be2\u63a5\u53e3\uff0c\u9020\u6210\u4f7f\u7528\u8005\u67e5\u8be2\u5355\u4e2asku\u65f6\uff1a<\/p>\n
      Result<SkuInfo> result = jsfAPI.listSkuInfo(Lists.newArrayList("EMG1800752592"));<\/code><\/pre>\n
      \u5e94\u8be5\u8fd9\u6837\uff1a<\/p>\n
      interface JsfAPI {\n    Result<SkuInfo> getSkuInfo(String sku);\n}\n\ninterface JsfBulkAPI {\n    Result<List<SkuInfo>> listSkuInfo(List<String> skus);\n}<\/code><\/pre>\n
      4.2 \u7ebf\u7a0b\u6c60\u9694\u79bb<\/h3>\n
      JsfAPI\u4e0eJsfBulkAPI\u628a\u6279\u91cf\u4e0e\u5355\u4e00\u63a5\u53e3\u8fdb\u884c\u5206\u79bb\u540e\uff0c\u53ef\u4ee5\u5206\u914d\u5230\u4e0d\u540c\u7684\u7ebf\u7a0b\u6c60\uff0c\u5c3d\u53ef\u80fd\u4e92\u4e0d\u5e72\u6270\uff0c\u8fd9\u540c\u7406\u4e8eBulkhead Pattern\u3002<\/p>\n\n\n\n\n\n
      \u5355\u4e00\u63a5\u53e3<\/th>\n\u6279\u91cf\u63a5\u53e3<\/th>\n<\/tr>\n<\/thead>\n
      \u5904\u7406\u5173\u952e\u4e1a\u52a1\uff0cSLA\u8981\u6c42\u66f4\u9ad8<\/td>\n\u98ce\u9669\u9ad8\uff0c\u6027\u80fd\u5dee<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      JSF\u53ef\u4ee5\u901a\u8fc7jsf:server\u5b9a\u4e49\u7ebf\u7a0b\u6c60\uff0c\u5e76\u4e3ajsf:provider\u5206\u914d\u4e0d\u540c\u7684server\u3002<\/p>\n
      4.3 \u5927\u62a5\u6587\u4e0e\u5c0f\u62a5\u6587\u5206\u79bb<\/h3>\n
      \u5982\u679c\u5927\u62a5\u6587\u5b9e\u5728\u65e0\u6cd5\u62c6\u5206(\u4f8b\u5982\uff0c\u4e0a\u6e38\u56e2\u961f\u4e0d\u914d\u5408)\uff0c\u4e3a\u4e86\u964d\u4f4e\u6781\u7aef\u8bf7\u6c42\u5bf9\u7edd\u5927\u90e8\u5206\u6b63\u5e38\u8bf7\u6c42\u7684\u5f71\u54cd\uff0c\u53ef\u4ee5\u91c7\u7528\u5927\u5c0f\u62a5\u6587\u5206\u79bb\u7684\u529e\u6cd5\u3002<\/p>\n
      \u5bf9\u4e8eJMQ\uff0c\u4e3a\u4e86\u9632\u6b62\u67d0\u4e00\u4e2a\u5927\u62a5\u6587\u7684\u6d88\u8d39\u957f\u8017\u65f6\u6216\u5f02\u5e38\u5bfc\u81f4\u5c0f\u62a5\u6587\u7684\u6d88\u8d39\u79ef\u538b\uff0c\u53ef\u4ee5\u628a\u5927\u62a5\u6587\u8f6c\u53d1\u5230\u201c\u6162\u961f\u5217\u201d\u8fdb\u884c\u6d88\u8d39\u3002<\/p>\n
      \u6b64\u5916\uff0c\u4e5f\u8981\u8003\u8651\u5982\u4f55\u7f13\u89e3UMP\u76d1\u63a7\u5931\u771f\u95ee\u9898\u3002<\/p>\n
      4.4 JMQ\u8bbe\u7f6e\u5408\u7406\u7684\u6279\u91cf\u5927\u5c0f<\/h3>\n
      \"\"[]()<\/p>\n
      \u8be5\u503c\u51b3\u5b9a\u4e86MessageListener.onMessage\u5165\u53c2messages\u7684size\u3002<\/p>\n
      interface MessageListener {\n    void onMessage(List<Message> messages) throws Exception;\n}<\/code><\/pre>\n
      JMQ Consumer\u7684ACK\u662f\u4ee5\u6279\u4e3a\u5355\u4f4d\u7684\uff0c\u4f8b\u5982\u8bbe\u7f6e\u4e3a10\uff0c\u521910\u6761\u6d88\u606f\u91cc\u4efb\u610f\u4e00\u6761\u4ea7\u751f\u5f02\u5e38\u90fd\u4f1a\u5bfc\u81f410\u6761\u5168\u90e8\u91cd\u65b0\u6d88\u8d39\u3002\u5927\u62a5\u6587\u573a\u666f\u4e0b\uff0c\u5982\u679c\u53d1\u73b0\u95ee\u9898\uff0c\u53ef\u4ee5\u628a\u8be5\u503c\u8c03\u6574\u4e3a1\uff0c\u907f\u514d\u5927\u5c0f\u62a5\u6587\u76f8\u4e92\u5f71\u54cd\u3002<\/p>\n
      \u5927\u6279\u91cf\u6d88\u8d39\u4e3b\u8981\u6709\u4e24\u4e2a\u597d\u5904\uff1a1)\u538b\u7f29\u6548\u679c\u597d(JMQ\u5728\u53d1\u73b0\u62a5\u6587\u8d85\u8fc7100B\u65f6\u5c31\u8fdb\u884c\u538b\u7f29)\uff0cTCP I\/O\u6027\u80fd\u9ad8 2)\u964d\u4f4e\u83b7\u53d6\u6d88\u606f\u7684\u7b49\u5f85\u8017\u65f6\uff0c\u56e0\u4e3a\u5b83\u76f8\u5f53\u4e8eprefetch(\u5177\u4f53\u539f\u7406\u662fLinkedBlockingDeque\u7684capacity\uff0c\u5982\u679c\u62c9\u53d6\u7684\u6d88\u606f\u6570\u8d85\u8fc7\u5b83\uff0c\u5219IO\u963b\u585e\u4ee5\u9632\u6b62\u62c9\u53d6\u65b0\u6d88\u606f)\u3002\u540c\u65f6\u5b83\u4e5f\u6709\u4e24\u5927\u8d1f\u9762\u6548\u5e94\uff1a1)ACK\u4ee5\u6279\u4e3a\u5355\u4f4d\uff0c\u4e00\u4e2a\u9519\u8bef\u5bfc\u81f4\u6574\u6279\u9519\u8bef\uff0c\u6574\u6279\u91cd\u8bd5 2)\u6d88\u606f\u5927\u5c0f\u9650\u5236\u53d6\u51b3\u4e8e\u6574\u6279\u6240\u6709\u6d88\u606f\u5927\u5c0f\uff0c\u53ef\u80fd\u89e6\u53d1\u5927\u62a5\u6587\u95ee\u9898\u3002<\/p>\n
      \"\"[]()<\/p>\n
      \u5bf9\u4e8e\u4eac\u4e1c\u7269\u6d41\u7edd\u5927\u90e8\u5206\u4e1a\u52a1\u7cfb\u7edf\u6765\u8bb2\uff0c\u8fd9\u70b9\u63d0\u5347\u4e0e\u7e41\u91cd\u7684\u4e1a\u52a1\u5904\u7406\u6765\u6bd4\u4e0d\u503c\u4e00\u63d0\uff0c\u4f8b\u5982\uff1aI\/O\u8282\u7701\u4e865ms\uff0c\u4f46\u5355\u4e2a\u6d88\u606f\u5904\u7406\u9700\u8981200ms(\u56e0\u4e3a\u8981\u901a\u8fc7\u63a5\u53e3\u67e5\u8be2\uff0c\u5904\u7406\uff0c\u7136\u540e\u5199\u5e93)\uff0c\u53cd\u5012\u662fside effect\u6210\u4e3a\u4e3b\u8981\u77db\u76fe\u3002\u56e0\u6b64\uff0c\u7edd\u5927\u90e8\u5206\u573a\u666f\u4e0b\u8be5\u503c\u5e94\u8be5\u8bbe\u7f6e\u4e3a1\u3002\u5982\u679c\u4e1a\u52a1\u903b\u8f91\u7c7b\u4f3c\u4e8e\u96c6\u9f50\uff1a\u628aN\u4e2a\u6d88\u606f\u62ff\u4e0b\u6765\uff0c\u672c\u5730\u7f13\u51b2\u6682\u4e0d\u5904\u7406\uff0c\u7b49\u6ee1\u8db3\u6761\u4ef6\u4e86\u518dmerge\u5e76\u4e00\u6b21\u6027\u5904\u7406\uff0c\u90a3\u4e48\u53ef\u4ee5\u8c03\u6574\u6279\u91cf\u5927\u5c0f\u4e3a\u975e1\u3002<\/p>\n
      JMQ Producer\u63d0\u4f9b\u4e86\u6279\u91cf\u53d1\u9001\u65b9\u6cd5\uff1a<\/p>\n
      interface Producer {\n    void send(List<Message> messages) throws JMQException;\n}<\/code><\/pre>\n
      \u6211\u4eec\u7684\u4e1a\u52a1\u4ee3\u7801\u4e5f\u5728\u4f7f\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n
      \/**\n * \u53d1\u9001\u5206\u64ad\u7ed3\u679c\u6d88\u606f\n *\/\npublic void send(List<CheckResultDto> checkResultDtos) {\n    List<Message> messageList = Lists.newArrayList();\n    for (CheckResultDto checkResultDto : checkResultDtos) {\n        String messageText = JmqMessage.createReportBody(checkResultDto.getUuid(), Lists.newArrayList(checkResultDto));\n        messageList.add(JmqMessage.create(topic, messageText, checkResultDto.getUuid(), checkResultDto.getWarehouseNo()));\n    }\n    producer.send(messageList);\n}<\/code><\/pre>\n
      \u8fd9\u91cc\u8981\u6ce8\u610f\uff0c\u5206\u6279\u53d1\u9001\u65f6\uff0c1)\u53d1\u9001\u7684\u8d85\u65f6(\u9ed8\u8ba42s)\u4f5c\u7528\u4e8e\u6574\u6279\u6d88\u606f\uff0c\u800c\u4e0d\u662f\u5355\u4e2a\u6d88\u606f 2)\u6d88\u606f\u5927\u5c0f\u9650\u5236(4MB)\u4f5c\u7528\u4e8e\u6574\u6279\u6d88\u606f\u4e4b\u548c\uff0c\u56e0\u6b64\u6279\u5305\u542b\u7684\u6d88\u606f\u8d8a\u591a\u8d8a\u53ef\u80fd\u5931\u8d25\u3002<\/p>\n
      4.5 \u907f\u514d\u5927\u65e5\u5fd7<\/h3>\n
      \u5c24\u5176\u662fAOP\/Interceptor\/Filter\u7b49\u7edf\u4e00\u5904\u7406\u7684\u4ee3\u7801\uff0c\u56e0\u4e3a\u5bf9\u62a5\u6587\u7684\u6253\u5370\u5f80\u5f80\u9700\u8981\u5148json\u5e8f\u5217\u5316\u3002<\/p>\n
      if (logger.isInfoEnabled()) {\n    log.info(JsonUtil.toJson(request); \/\/ CPU intensive and disk I\/O intensive(\u867d\u7136\u65e5\u5fd7\u662f\u987a\u5e8f\u5199)\n}<\/code><\/pre>\n
      \u5982\u679c\u786e\u5b9e\u8981\u8bb0\u5f55\uff0c\u4e5f\u53ef\u4ee5\u8003\u8651\u91c7\u6837\u7387\u65b9\u5f0f\u8bb0\u5f55\u5927\u62a5\u6587\u65e5\u5fd7\u3002<\/p>\n
      4.6 \u663e\u5f0f\u7ea6\u675f\u7531\u4e25\u5f00\u59cb<\/h3>\n
      \u5f00\u653eAPI\u7531\u4e8e\u6d88\u8d39\u65b9\u591a\u800c\u4e14\u4e0d\u786e\u5b9a\u6027\u9ad8\uff0c\u5ba2\u89c2\u4e0a\u9020\u6210\u4e86\u201c\u53ea\u6709\u4e00\u6b21\u505a\u5bf9\u7684\u673a\u4f1a\u201d\u3002<\/p>\n
      List size limit, property max length limit\u7b49\uff0c\u8981\u5728\u5f00\u653eAPI\u7684\u7b2c\u4e00\u65f6\u95f4\u516c\u5e03\u51fa\u53bb\u3002\u5982\u679c\u5f00\u59cb\u4e0d\u7ea6\u675f\uff0c\u540e\u671f\u52a0\u7ea6\u675f\u53ef\u80fd\u906d\u9047\u5927\u7684\u963b\u529b\u548c\u6c9f\u901a\u6210\u672c\u3002\u6b64\u5916\uff0c\u9075\u5faa\u4ece\u4e25\u5f00\u59cb\u7684\u89c4\u5f8b\uff0c\u4e3a\u81ea\u5df1\u4e89\u53d6\u4e3b\u52a8\uff1a\u4f60\u628a\u9650\u5236\u653e\u5f00\uff0c\u6ca1\u4eba\u627e\u4f60\u5c94\uff0c\u53cd\u4e4b\u5219\u963b\u529b\u5927\u3002\u4f8b\u5982\uff1aorder.items max size limit\u7531100\u53d8\u6210200\uff0c\u4f60\u53ef\u4ee5\u653e\u5fc3\u5730\u505a\uff1b\u4f46\u7531200\u53d8\u6210100\uff0c\u4f60\u8981\u5f81\u5f97\u73b0\u6709\u4f7f\u7528\u8005\u7684\u5168\u90e8\u786e\u8ba4\u3002<\/p>\n
      \u4f8b\u5982\uff0cAmazon FBA\u7684SP-API\u5bf9\u96c6\u5408\u7684\u6761\u6570\u9650\u5236\u7edd\u5927\u90e8\u5206\u662f50\u3002<\/p>\n
      5 \u6cbb\u7406\u673a\u5236<\/h2>\n
      5.1 \u8bc6\u522b\u5927\u62a5\u6587\u573a\u666f<\/h3>\n
      \u65e0\u8bba\u91c7\u7528\u54ea\u79cd\u5927\u62a5\u6587\u95ee\u9898\u89e3\u51b3\u529e\u6cd5\uff0c\u8bc6\u522b\u51fa\u5927\u62a5\u6587\u573a\u666f\u662f\u524d\u63d0\u3002<\/p>\n
      \u6280\u672f\u4e0a\uff0c\u53ef\u4ee5\u901a\u8fc7JSF Filter\u5206\u6790\u62a5\u6587\u957f\u5ea6\uff0c\u628a\u5c1a\u672a\u89e6\u53d18MB\u4f46\u6709\u6f5c\u5728\u98ce\u9669\u7684\u81ea\u52a8\u8bc6\u522b\u51fa\u6765\u3002\u4f46JMQ\u65e0\u76f8\u5173\u673a\u5236\uff0c\u4e1a\u52a1\u7cfb\u7edf\u8981\u81ea\u884c\u5b9e\u73b0\u76f8\u5173\u62e6\u622a\u673a\u5236\u3002<\/p>\n
      5.1.1 JSF\u81ea\u52a8\u8bc6\u522b<\/h4>\n
      provider\u7aef\u81ea\u52a8\u8bc6\u522b\u5373\u53ef\u3002<\/p>\n
      @Slf4j\npublic final class PayloadSizeFilter extends AbstractFilter {\n    private static final int PAYLOAD_SIZE_THRESHOLD = 4 << 20; \/\/ 4MB = 8MB(JSF\u9650\u5236) * 50%\n    private static final int BATCH_SIZE_THRESHOLD = 1000;\n\n    @Override\n    public ResponseMessage invoke(RequestMessage requestMessage) {\n        if (!RpcContext.getContext().isProviderSide()) {\n            \/\/ \u53ea\u5728provider\u7aef\u68c0\u67e5\u5927\u62a5\u6587\uff1a\u5b83\u624d\u662f\u6211\u4eec\u8981\u4fdd\u62a4\u7684\u5bf9\u8c61\n            return getNext().invoke(requestMessage);\n        }\n\n        \/\/ \u81ea\u52a8\u8bc6\u522b\u6f5c\u5728\u7684\u5927\u62a5\u6587\u573a\u666f\uff1a\u9488\u5bf9\u62a5\u6587\u5927\u5c0f\n        Integer payloadSize = requestMessage.getMsgHeader().getLength();\n        if (payloadSize != null && payloadSize > PAYLOAD_SIZE_THRESHOLD) {\n            \/\/ \u8fd9\u91cc\u4f7f\u7528\u6700\u7b80\u5355\u7684\u65e5\u5fd7\u628a\u6f5c\u5728\u5927\u62a5\u6587\u66b4\u9732\u51fa\u6765\uff0c\u5404\u56e2\u961f\u53ef\u4ee5\u505a\u66f4\u7ec6\u5316\u7684\u673a\u5236\n            \/\/ \u7531\u4e8elogbook\u9650\u5236\u53ea\u6709error level\u65e5\u5fd7\u624d\u80fd\u914d\u7f6e"\u5173\u952e\u5b57\u62a5\u8b66"\uff0c\u8fd9\u91cc\u4f7f\u7528log.error\n            \/\/ \u5982\u679c\u4e0d\u60f3\u81ea\u52a8\u62a5\u8b66\uff0c\u53ea\u662f\u4eba\u5de5\u5de1\u68c0\uff0c\u53ef\u4ee5log.warn\n            String methodName = requestMessage.getMethodName();\n            String className = requestMessage.getClassName();\n            log.error("Suspected BIG payload: {}.{}, {}>{}", className, methodName, payloadSize, PAYLOAD_SIZE_THRESHOLD);\n        }\n\n        \/\/ \u81ea\u52a8\u8bc6\u522b\u6f5c\u5728\u7684\u5927\u62a5\u6587\u573a\u666f\uff1a\u62a5\u6587\u5b57\u8282\u5c0f\uff0c\u4f46\u4ecd\u4f1a\u5bfc\u81f4\u5904\u7406\u6162\uff0c\u4f8b\u5982 List<String> orderNos\uff0c\u5982\u679c\u53d1\u67651\u4e07\u4e2a\u5355\u53f7\uff1f\n        \/\/ \u8fd9\u91cc\u53ea\u80fd\u8bc6\u522b\u51fa\u5165\u53c2\u662fList\u7684\u573a\u666f\uff0c\u5bf9\u4e8e\u5b57\u6bb5\u7c7b\u578b\u662fList\u7684\u573a\u666f\u65e0\u6548\n        Invocation invocation = requestMessage.getInvocationBody();\n        Class[] argClasses = invocation.getArgClasses();\n        Object[] args = invocation.getArgs();\n        for (int i = 0; i < argClasses.length; i++) {\n            Class argClass = argClasses[i];\n            if (Collection.class.isAssignableFrom(argClass)) {\n                \/\/ \u5165\u53c2\u7c7b\u578b\u662fCollection\n                Collection collection = (Collection) args[i];\n                if (collection.size() > BATCH_SIZE_THRESHOLD) {\n                    log.error("Too BIG Collection argument: {}>{}", collection.size(), BATCH_SIZE_THRESHOLD);\n                }\n            }\n        }\n\n        return getNext().invoke(requestMessage);\n    }\n}<\/code><\/pre>\n
      5.1.2 JMQ\u81ea\u52a8\u8bc6\u522b<\/h4>\n
      \u5728consumer\u7aef\u52a0\u81ea\u52a8\u8bc6\u522b\uff0c\u5982\u679c\u53d1\u73b0\uff0c\u534f\u540cproducer\u65b9\u786e\u8ba4\u98ce\u9669\u5224\u65ad\u662f\u5426\u9700\u8981\u6539\u9020\u3002<\/p>\n
      public interface BigPayloadTrait extends MessageListener {\n    int THRESHOLD_BIG_PAYLOAD = 2 << 20; \/\/ 2MB = 4MB(JMQ\u9650\u5236) * 50%\n\n    default boolean suspectedBigPayload(List<Message> messages) {\n        for (Message message : messages) {\n            if (message.getSize() > THRESHOLD_BIG_PAYLOAD) {\n                return true;\n            }\n        }\n\n        return false;\n    }\n}<\/code><\/pre>\n
      5.2 \u6709\u6548\u7684\u76d1\u63a7<\/h3>\n
      \u4eba\u5de5\u8bc6\u522b\u4f1a\u6709\u9057\u6f0f\u573a\u666f\uff0c\u5173\u6ce8\u76d1\u63a7\u5168\u5c40\u6307\u6807\uff0c\u5c24\u5176\u662f\u5206\u6790\u4e00\u4e9b\u8df3\u70b9\uff0c\u53ef\u80fd\u8865\u5145\u53d1\u73b0\u5927\u62a5\u6587\u573a\u666f\u3002<\/p>\n
      5.3 \u8bbe\u8ba1\u5e94\u6025\u9884\u6848<\/h3>\n
      \u6709\u4e9b\u5927\u62a5\u6587\u95ee\u9898\uff0c\u53ef\u80fd\u6682\u65f6\u65e0\u6cd5\u901a\u8fc7\u6280\u672f\u624b\u6bb5\u89e3\u51b3\uff0c\u4f8b\u5982\uff0c\u5df2\u7ecf\u6709\u5546\u5bb6\u63a5\u5165\u7684\u5bf9\u5916\u63a5\u53e3\uff0c\u5f00\u653e\u65f6\u6ca1\u6709\u5bf9List size\u9650\u5236\uff0c\u52a0\u9650\u5236\u540e\u9700\u8981\u5546\u5bb6\u914d\u5408\u4fee\u6539\u505a\u5ba2\u6237\u7aef\u5206\u9875\uff0c\u800c\u5546\u5bb6\u4e0d\u914d\u5408\u3002\u8fd9\u65f6\u5019\uff0c\u53ef\u4ee5\u91c7\u7528\u5927\u4fc3\u671f\u964d\u7ea7\uff0c\u9650\u6d41\uff0c\u52a0\u5f00\u5173\uff0c\u52a0\u5f3a\u76d1\u63a7\uff0c\u8bbe\u8ba1\u5e94\u6025\u9884\u6848\uff0c\u4e3a\u6b64\u63a5\u53e3\u63d0\u4f9b\u72ec\u7acb\u7684\u7ebf\u7a0b\u6c60\u6765\u9694\u79bb\u6b63\u5e38\u8bf7\u6c42\u7b49\u624b\u6bb5\u89e3\u51b3\u3002<\/p>\n
      5.4 \u5e38\u6001\u5316\u7684\u5927\u62a5\u6587\u6363\u4e71\u6f14\u7ec3<\/h3>\n
      \u4ee5\u7b2c\u4e09\u65b9\u89c6\u89d2\u5e2e\u52a9\u8bc6\u522b\u51fa\u5c1a\u672a\u8bc6\u522b\u7684\u5927\u62a5\u6587\u573a\u666f\uff0c\u4e0d\u8981\u81ea\u5df1\u7ed9\u81ea\u5df1\u6363\u4e71\u3002<\/p>\n
      5.5 \u56e2\u961f\u6267\u884c<\/h3>\n
      \u63a8\u8fdb\u5927\u62a5\u6587\u6cbb\u7406\u5de5\u4f5c\u65f6\uff0c\u4e3a\u4e86\u4fbf\u4e8e\u9879\u76ee\u8ffd\u8e2a\u7ba1\u7406\uff0c\u53ef\u4ee5\u91c7\u7528\u5982\u4e0b\u6d41\u7a0b\u3002<\/p>\n
      \"\"[]()<\/p>\n
      5.5.1 \u65b0\u7684API\u548cMQ<\/h4>\n
      \u8fd9\u91cc\u4e5f\u5305\u62ec\u73b0\u6709API\/MQ\u4e0a\u52a0\u5b57\u6bb5\u573a\u666f\u3002<\/p>\n
      \u8bbe\u8ba1\u548c\u8bc4\u5ba1\u65f6\uff0c\u68c0\u67e5\uff1a<\/p>\n