{"id":10020397,"date":"2024-11-15T14:16:37","date_gmt":"2024-11-15T06:16:37","guid":{"rendered":"https:\/\/itmax.cn\/?p=10020397"},"modified":"2024-11-15T14:16:37","modified_gmt":"2024-11-15T06:16:37","slug":"springboot-3-3-5-%e8%af%95%e7%94%a8crac%ef%bc%8c%e5%90%af%e5%8a%a8%e9%80%9f%e5%ba%a6%e6%8f%90%e5%8d%873%e5%88%b010%e5%80%8d","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10020397","title":{"rendered":"SpringBoot 3.3.5 \u8bd5\u7528CRaC\uff0c\u542f\u52a8\u901f\u5ea6\u63d0\u53473\u523010\u500d"},"content":{"rendered":"<p>@[toc]<br \/>\u4eca\u5929\u548c\u5c0f\u4f19\u4f34\u4eec\u6765\u804a\u4e00\u4e2a\u7a0d\u5fae\u65b0\u4e00\u70b9\u7684\u6280\u672f\u8bdd\u9898&#8212;CRaC\u3002<\/p>\n<p>CRaC\uff08Coordinated Restore at Checkpoint\uff0c\u68c0\u67e5\u70b9\u534f\u8c03\u6062\u590d\uff09\u662f\u4e00\u4e2a OpenJDK \u9879\u76ee\uff0c\u65e8\u5728\u89e3\u51b3 Java \u5e94\u7528\u7a0b\u5e8f\u542f\u52a8\u548c\u9884\u70ed\u65f6\u95f4\u8fc7\u957f\u7684\u95ee\u9898\u3002<\/p>\n<p>Java \u5e94\u7528\u7a0b\u5e8f\u542f\u52a8\u548c\u9884\u70ed\u65f6\u95f4\u8fc7\u957f\u662f\u4e00\u4e2a\u8001\u5927\u96be\u7684\u95ee\u9898\uff0c\u76ee\u524d\u6765\u770b\u5404\u65b9\u4e5f\u90fd\u63d0\u51fa\u4e86\u4e00\u4e9b\u4e0d\u540c\u7684\u89e3\u51b3\u601d\u8def\uff0c\u4e4b\u524d\u677e\u54e5\u548c\u5927\u5bb6\u804a\u8fc7\u7684 AOT \u4e5f\u80fd\u4ece\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u89e3\u51b3\u542f\u52a8\u6162\u7684\u95ee\u9898\uff0c\u4eca\u5929\u7684 CRaC \u7b97\u662f\u53e6\u5916\u4e00\u79cd\u89e3\u51b3\u601d\u8def\u3002<\/p>\n<h2>\u4e00 CRaC\u662f\u4ec0\u4e48<\/h2>\n<p>CRaC \u5141\u8bb8\u5bf9\u8fd0\u884c\u4e2d\u7684 JVM \u8fdb\u884c\u201c\u5feb\u7167\u201d\uff0c\u5e76\u5c06\u5176\u72b6\u6001\uff08\u5305\u62ec\u5e94\u7528\uff09\u5b58\u50a8\u5230\u78c1\u76d8\u4e2d\u3002<\/p>\n<p>\u4e4b\u540e\uff0c\u5728\u53e6\u4e00\u4e2a\u65f6\u95f4\u70b9\uff0c\u53ef\u4ee5\u5c06 JVM \u4ece\u4fdd\u5b58\u7684\u68c0\u67e5\u70b9\u6062\u590d\u5230\u5185\u5b58\u4e2d\u3002<\/p>\n<p>\u8fd9\u4e2a\u529f\u80fd\u610f\u5473\u7740\u4f60\u53ef\u4ee5\u542f\u52a8\u5e94\u7528\u7a0b\u5e8f\u3001\u9884\u70ed\u5e76\u521b\u5efa\u68c0\u67e5\u70b9\uff0c\u7136\u540e\u4ece\u8fd9\u4e2a\u68c0\u67e5\u70b9\u5feb\u901f\u6062\u590d\uff0c\u4ece\u800c\u663e\u8457\u51cf\u5c11\u542f\u52a8\u65f6\u95f4\u3002<\/p>\n<h2>\u4e8c CRaC\u7684\u539f\u7406<\/h2>\n<p>CRaC \u7684\u5de5\u4f5c\u539f\u7406\u57fa\u4e8e\u7528\u6237\u7a7a\u95f4\u68c0\u67e5\u70b9\u548c\u6062\u590d\uff08CRIU\uff09\uff0c\u8fd9\u662f\u4e00\u4e2a\u4e3a Linux \u5b9e\u73b0\u68c0\u67e5\u70b9\u548c\u6062\u590d\u529f\u80fd\u7684\u9879\u76ee\u3002<\/p>\n<p>CRIU \u5141\u8bb8\u51bb\u7ed3\u5bb9\u5668\u6216\u5355\u4e2a\u5e94\u7528\u7a0b\u5e8f\u5e76\u4ece\u4fdd\u5b58\u7684\u68c0\u67e5\u70b9\u6587\u4ef6\u4e2d\u6062\u590d\u5b83\u3002<\/p>\n<p>CRaC \u91c7\u7528\u4e86 CRIU \u7684\u901a\u7528\u65b9\u6cd5\uff0c\u5e76\u589e\u52a0\u4e86\u4e00\u4e9b\u589e\u5f3a\u548c\u8c03\u6574\uff0c\u4f7f\u5176\u9002\u7528\u4e8e Java \u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u4e00\u822c\u6765\u8bf4\uff0cCRaC \u7684\u6267\u884c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li><strong>\u521b\u5efa\u68c0\u67e5\u70b9<\/strong>\uff1a\u5728\u5e94\u7528\u7a0b\u5e8f\u8fd0\u884c\u5e76\u8fbe\u5230\u7a33\u5b9a\u72b6\u6001\u540e\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u68c0\u67e5\u70b9\uff0c\u8fd9\u4e2a\u68c0\u67e5\u70b9\u5305\u542b\u4e86 JVM \u7684\u72b6\u6001\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u6570\u636e\u3002<\/li>\n<li><strong>\u5b58\u50a8\u68c0\u67e5\u70b9<\/strong>\uff1a\u68c0\u67e5\u70b9\u6570\u636e\u88ab\u5b58\u50a8\u5230\u78c1\u76d8\u4e0a\uff0c\u4ee5\u4fbf\u4e4b\u540e\u53ef\u4ee5\u4ece\u4e2d\u6062\u590d\u3002<\/li>\n<li><strong>\u6062\u590d\u68c0\u67e5\u70b9<\/strong>\uff1a\u5f53\u9700\u8981\u542f\u52a8\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u76f4\u63a5\u4ece\u68c0\u67e5\u70b9\u6062\u590d\uff0c\u800c\u4e0d\u662f\u4ece\u5934\u5f00\u59cb\u542f\u52a8\u548c\u9884\u70ed JVM\u3002<\/li>\n<\/ol>\n<blockquote><p>\u8fd9\u4e2a\u611f\u89c9\u5c31\u6709\u70b9\u7c7b\u4f3c\u4e8e\u5927\u4f19\u5e73\u65f6\u4f7f\u7528\u7684 VMWare \u7684\u5feb\u7167\u529f\u80fd\uff0c\u5728\u67d0\u4e2a\u65f6\u95f4\u70b9\u4e3a\u7cfb\u7edf\u62cd\u6444\u4e00\u4e2a\u5feb\u7167\uff0c\u4e0b\u6b21\u53ef\u4ee5\u76f4\u63a5\u4ece\u5feb\u7167\u542f\u52a8\uff0c\u5c31\u6bd4\u4ece\u5934\u5f00\u59cb\u542f\u52a8\u8981\u5feb\u5f88\u591a\u3002CRaC \u6240\u62cd\u5feb\u7167\u4e2d\u4e0d\u4ec5\u5305\u542b JVM\uff0c\u4e5f\u53ef\u4ee5\u5305\u542b\u4f60\u7684\u5e94\u7528\u4fe1\u606f\u3002<\/p><\/blockquote>\n<h2>\u4e09 CRaC \u7684\u5e94\u7528\u573a\u666f<\/h2>\n<p>CRaC \u7279\u522b\u9002\u7528\u4e8e\u9700\u8981\u5feb\u901f\u542f\u52a8\u548c\u6062\u590d\u7684\u573a\u666f\uff0c\u6bd4\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u4e91\u539f\u751f\u73af\u5883<\/strong>\uff1a\u5728\u5fae\u670d\u52a1\u548c\u65e0\u670d\u52a1\u5668\u67b6\u6784\u4e2d\uff0c\u670d\u52a1\u53ef\u80fd\u9700\u8981\u9891\u7e41\u5730\u542f\u52a8\u548c\u505c\u6b62\uff0cCRaC \u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u670d\u52a1\u7684\u542f\u52a8\u65f6\u95f4\u3002<\/li>\n<li><strong>\u5f00\u53d1\u548c\u6d4b\u8bd5\u73af\u5883<\/strong>\uff1a\u5f00\u53d1\u8005\u53ef\u4ee5\u5728\u5f00\u53d1\u548c\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\u5feb\u901f\u6062\u590d\u5e94\u7528\u7a0b\u5e8f\u5230\u67d0\u4e2a\u5df2\u77e5\u72b6\u6001\uff0c\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002<\/li>\n<li><strong>\u707e\u96be\u6062\u590d<\/strong>\uff1a\u5728\u7cfb\u7edf\u53d1\u751f\u6545\u969c\u65f6\uff0c\u53ef\u4ee5\u5feb\u901f\u4ece\u6700\u8fd1\u7684\u68c0\u67e5\u70b9\u6062\u590d\u670d\u52a1\uff0c\u51cf\u5c11\u7cfb\u7edf\u505c\u673a\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<h2>\u56db \u652f\u6301\u7248\u672c<\/h2>\n<p>\u4ece Spring Boot3.2\/Spring6.1 \u5f00\u59cb\u5bf9 CRaC \u7684\u63d0\u4f9b\u652f\u6301\uff0c\u6240\u4ee5\u5982\u679c\u5927\u4f19\u60f3\u4f53\u9a8c CRaC\uff0c\u9700\u8981\u9009\u62e9\u5408\u9002\u7684 SpringBoot \u7248\u672c\u3002<\/p>\n<p>\u540c\u65f6\uff0c\u7531\u4e8e\u524d\u6587\u63d0\u5230\u7684 CRaC \u4f9d\u8d56\u4e8e Linux \u7279\u6709\u7684 CRIU\uff0c\u56e0\u6b64 CRaC \u76ee\u524d\u4ec5\u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u652f\u6301\u3002Windows \u548c Mac \u5219\u4e0d\u652f\u6301\u3002<\/p>\n<h2>\u4e94 \u5b9e\u8df5<\/h2>\n<p>\u9996\u5148\u6211\u4eec\u9700\u8981\u5b89\u88c5\u652f\u6301 CRaC \u7684 JDK\uff0c\u76ee\u524d\u4e3b\u8981\u6709\u4ee5\u4e0b\u4e24\u79cd JDK \u652f\u6301 CRaC\uff1a<\/p>\n<ol>\n<li>Azul Zulu 21.0.1 + CRaC \u7248\u672c\u652f\u6301 CRaC\uff0c\u9002\u7528\u4e8e x64 \u548c aarch64 CPU \u67b6\u6784\uff0c\u5305\u62ec JDK17 \u548c JDK21\u3002<\/li>\n<\/ol>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/262dfebf1765b3bf336f3d64fa50a9e1.png\" alt=\"\u9009\u62e9\u652f\u6301 CRaC \u7684 JDK\" title=\"\u9009\u62e9\u652f\u6301 CRaC \u7684 JDK\"><\/p>\n<ol start=\"2\">\n<li>Liberica JDK 17 \u548c Liberica JDK 21 \u63d0\u4f9b\u4e86\u5bf9 CRaC \u7684\u652f\u6301\u3002<\/li>\n<\/ol>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/3c074ee837d6a17878d35d595e76876a.png\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u63a5\u4e0b\u6765\u5728\u9879\u76ee\u4e2d\u6dfb\u52a0 CRaC \u4f9d\u8d56\uff1a<\/p>\n<pre><code class=\"xml\">&lt;dependency&gt;\n    &lt;groupId&gt;org.crac&lt;\/groupId&gt;\n    &lt;artifactId&gt;crac&lt;\/artifactId&gt;\n    &lt;version&gt;1.5.0&lt;\/version&gt;\n&lt;\/dependency&gt;<\/code><\/pre>\n<p>OK\uff0c\u5982\u6b64\u4e4b\u540e\uff0c\u6211\u4eec\u7684\u51c6\u5907\u5de5\u4f5c\u5c31\u7b97\u5b8c\u6210\u4e86\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\u6211\u4eec\u9700\u8981\u5728\u9879\u76ee\u542f\u52a8\u7684\u65f6\u5019\uff0c\u6307\u5b9a\u68c0\u67e5\u70b9\u7684\u4f4d\u7f6e\uff0c\u5e76\u7ed9\u51fa\u751f\u6210\u68c0\u67e5\u70b9\u7684\u65f6\u673a\uff1a<\/p>\n<pre><code class=\"shell\">java -Dspring.context.checkpoint=onRefresh -XX:CRaCCheckpointTo=.\/tmp_checkpoint -jar javaboy-crac-3.3.5.jar<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u542f\u52a8\u811a\u672c\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7\u8bbe\u7f6e JVM \u7cfb\u7edf\u5c5e\u6027 <code>-Dspring.context.checkpoint=onRefresh<\/code> \u6765\u542f\u7528\u81ea\u52a8\u68c0\u67e5\u70b9\u3002\u8fd9\u4e2a\u5c5e\u6027\u4f1a\u5728 Spring \u7684 <code>LifecycleProcessor.onRefresh<\/code> \u9636\u6bb5\u81ea\u52a8\u521b\u5efa\u68c0\u67e5\u70b9\uff0c\u8fd9\u4e2a\u9636\u6bb5\u5728\u6240\u6709\u975e\u5ef6\u8fdf\u521d\u59cb\u5316\u7684 Singleton \u5b9e\u4f8b\u5316\u548c <code>InitializingBean#afterPropertiesSet<\/code> \u56de\u8c03\u8c03\u7528\u4e4b\u540e\uff0c\u4f46\u5728\u751f\u547d\u5468\u671f\u542f\u52a8\u548c <code>ContextRefreshedEvent<\/code> \u53d1\u5e03\u4e4b\u524d\u3002\u4e5f\u5c31\u662f\u8bf4\u5728\u8fd9\u4e2a\u65f6\u673a\u521b\u5efa\u68c0\u67e5\u70b9\uff08\u62cd\u6444\u5feb\u7167\uff09\u3002<\/p>\n<p>\u5f53\u7136\uff0c\u5982\u679c\u4f60\u60f3\u7b49\u5e94\u7528\u7a0b\u5e8f\u5b8c\u5168\u542f\u52a8\u4e4b\u540e\u518d\u62cd\u6444\u5feb\u7167\uff0c\u4e5f\u662f\u53ef\u4ee5\u7684\u3002<\/p>\n<p>\u5148\u7528\u5982\u4e0b\u547d\u4ee4\u542f\u52a8\u5e94\u7528\u7a0b\u5e8f\uff1a<\/p>\n<pre><code class=\"shell\">java -XX:CRaCCheckpointTo=.\/tmp_checkpoint -jar javaboy-crac-3.3.5.jar<\/code><\/pre>\n<p>\u7b49\u5f85\u5e94\u7528\u7a0b\u5e8f\u5b8c\u5168\u542f\u52a8\u540e\uff0c\u5728\u53e6\u4e00\u4e2a\u7ec8\u7aef\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u624b\u52a8\u89e6\u53d1\u68c0\u67e5\u70b9\uff1a<\/p>\n<pre><code class=\"shell\">jcmd &lt;pid&gt; JDK.checkpoint<\/code><\/pre>\n<p>\u5176\u4e2d <code>&lt;pid&gt;<\/code> \u662f\u5e94\u7528\u7a0b\u5e8f\u7684\u8fdb\u7a0bID\uff0c\u8fd9\u5c06\u521b\u5efa\u68c0\u67e5\u70b9\u5e76\u5173\u95ed\u5e94\u7528\u7a0b\u5e8f\u3002\u68c0\u67e5\u70b9\u6587\u4ef6\u5c06\u5b58\u50a8\u5728\u6307\u5b9a\u7684\u6587\u4ef6\u5939\u4e2d\u3002<\/p>\n<p>\u624b\u52a8\u6267\u884c\u68c0\u67e5\u70b9\u751f\u6210\u7684\u597d\u5904\u662f\uff0c\u8fd9\u4e2a\u68c0\u67e5\u70b9\u5305\u542b\u4e86\u6846\u67b6\u4ee3\u7801\u548c\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\uff0c\u56e0\u6b64\u542f\u52a8\u901f\u5ea6\u4f1a\u66f4\u5feb\uff0c\u56e0\u4e3a\u6846\u67b6\u5df2\u7ecf\u52a0\u8f7d\u5e76\u542f\u52a8\u4e86\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<p>\u65e0\u8bba\u54ea\u79cd\u65b9\u5f0f\u751f\u6210\u68c0\u67e5\u70b9\uff0c\u53ea\u8981\u6709\u4e86\u68c0\u67e5\u70b9\uff0c\u6700\u540e\u4e00\u6b65\u5c31\u662f\u4f7f\u7528\u8fd9\u4e2a\u68c0\u67e5\u70b9\u4e86\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u68c0\u67e5\u70b9\u751f\u6210\u7684\u6587\u4ef6\u6765\u5feb\u901f\u62c9\u8d77\u5e94\u7528\u7a0b\u5e8f\uff0c\u76f8\u5173\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"shell\">java -XX:CRaCRestoreFrom=.\/tmp_checkpoint<\/code><\/pre>\n<p>\u603b\u7ed3\u4e0b\u5c31\u662f\uff0c\u81ea\u52a8\u68c0\u67e5\u70b9\u9002\u5408\u5feb\u901f\u5b9e\u73b0\u548c\u65e0\u9700\u4ee3\u7801\u66f4\u6539\u7684\u573a\u666f\uff0c\u800c\u624b\u52a8\u68c0\u67e5\u70b9\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u7075\u6d3b\u6027\uff0c\u5141\u8bb8\u5728\u5e94\u7528\u7a0b\u5e8f\u5b8c\u5168\u9884\u70ed\u540e\u521b\u5efa\u68c0\u67e5\u70b9\uff0c\u4ece\u800c\u53ef\u80fd\u5b9e\u73b0\u66f4\u5feb\u7684\u542f\u52a8\u65f6\u95f4\u3002<\/p>\n<p>\u597d\u5566\uff0c\u611f\u5174\u8da3\u7684\u5c0f\u4f19\u4f34\u53ef\u4ee5\u53bb\u5c1d\u8bd5\u4e0b\uff0c\u8bb0\u5f97\u9009\u62e9\u5408\u9002\u7684\u64cd\u4f5c\u7cfb\u7edf\u3001JDK \u7248\u672c\u4ee5\u53ca Spring Boot \u7248\u672c\u54e6\uff5e<\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000045476331\">https:\/\/segmentfault.com\/a\/1190000045476331<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>@[toc]\u4eca\u5929\u548c\u5c0f\u4f19\u4f34\u4eec\u6765\u804a\u4e00\u4e2a\u7a0d\u5fae\u65b0\u4e00\u70b9\u7684\u6280\u672f\u8bdd\u9898&#8212;CRaC\u3002 CRaC\uff08Coordinate [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10020397","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10020397","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10020397"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10020397\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10020397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10020397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10020397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}