{"id":1191,"date":"2019-04-08T10:49:37","date_gmt":"2019-04-08T02:49:37","guid":{"rendered":"https:\/\/blog.jsjs.org\/?p=1191"},"modified":"2019-04-08T10:49:37","modified_gmt":"2019-04-08T02:49:37","slug":"tomcat-%e7%9b%91%e6%8e%a7","status":"publish","type":"post","link":"https:\/\/blog.jsjs.org\/?p=1191","title":{"rendered":"tomcat \u76d1\u63a7"},"content":{"rendered":"<p>\u4e3b\u8981\u76d1\u63a7JVM<\/p>\n<p>\uff081\uff09JPS(\u5feb\u901f\u83b7\u53d6Java\u7684PID)<\/p>\n<p>\u8fd9\u4e2a\u662fjdk\u5305\u91cc\u7684<\/p>\n<p>\u663e\u793aJava\u8fdb\u7a0b\u7684<\/p>\n<p>+l<\/p>\n<p>+v<\/p>\n<p>+m<\/p>\n<p>&nbsp;<\/p>\n<p>\uff082\uff09jstack<\/p>\n<p>\u547d\u4ee4\u683c\u5f0f\uff1a<\/p>\n<p>\u5e38\u7528\u8bf4\u660e\uff1a<\/p>\n<p>&nbsp;<\/p>\n<p>\uff083\uff09jmap<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u73b0\u5728\u5217\u4e3e\u751f\u4ea7\u4e2d\u9047\u5230\u7684JVM\u7684\u95ee\u9898\u7684\u5904\u7406\u6d41\u7a0b\uff08Java\u8fdb\u7a0b\u5360\u7528CPU\u7279\u522b\u7684\u9ad8\uff09<\/p>\n<p>\uff081\uff09\u9996\u5148\u4f7f\u7528jps\u6765\u83b7\u53d6Java\u8fdb\u7a0b\u7684PID<\/p>\n<p>\uff082\uff09jstack pid &gt;&gt; java.txt \u5bfc\u51faCPU\u5360\u7528\u9ad8\u8fdb\u7a0b\u7684\u7ebf\u7a0b\u6808<\/p>\n<p>\uff083\uff09top -H -p PID\u67e5\u770b\u5bf9\u5e94\u8fdb\u7a0b\u7684\u90a3\u4e2a<strong>\u7ebf\u7a0b<\/strong>\u5360\u7528CPU\u8fc7\u9ad8<\/p>\n<p>\uff084\uff09echo &#8220;obase=16;PID&#8221;|bc \u5c06<strong>\u7ebf\u7a0b\u7684PID<\/strong>\u8f6c\u6362\u621016\u8fdb\u5236<\/p>\n<p>\uff085\uff09\u5728\u7b2c\u4e8c\u6b65\u5bfc\u51fa\u7684java.txt\u4e2d<strong>\u67e5\u627e\u8f6c\u6362\u6210\u4e3a16\u8fdb\u5236\u7684\u7ebf\u7a0bPID\uff0c\u627e\u5230\u5bf9\u5e94\u7684\u7ebf\u7a0b\u6808\uff0c\u7ed9\u5f00\u53d1\u770b<\/strong><\/p>\n<p>\uff086\uff09\u5206\u6790\u8d1f\u8f7d\u9ad8\u7684\u7ebf\u7a0b\u6808\u90fd\u662f\u4ec0\u4e48\u4e1a\u52a1\u5bfc\u81f4\u7684\uff0c\u4f18\u5316\u7a0b\u5e8f\u5904\u7406\u95ee\u9898<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/916267\/201607\/916267-20160718230502044-1135335184.png\" alt=\"\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/916267\/201607\/916267-20160718230522779-146130495.png\" alt=\"\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/916267\/201607\/916267-20160718230626654-652671571.png\" alt=\"\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/916267\/201607\/916267-20160718230817685-1782771802.png\" alt=\"\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u6211\u4eec\u73b0\u5728\u6765\u770b\u4e00\u4e2a\u5de5\u5177jconsole<\/p>\n<p>\u6211\u4eec\u4fee\u6539vim \/usr\/local\/tomcat\/bin\/catalia.sh\u6dfb\u52a0\u4ee5\u4e0b\u5b57\u6bb5<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/916267\/201607\/916267-20160718231223451-1462660732.png\" alt=\"\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3b\u8981\u76d1\u63a7JVM \uff081\uff09JPS(\u5feb\u901f\u83b7\u53d6Java\u7684PID) \u8fd9\u4e2a\u662fjdk\u5305\u91cc\u7684 \u663e\u793aJava\u8fdb\u7a0b\u7684 +l +v +m &nbsp; \uff082\uff09jstack \u547d\u4ee4\u683c\u5f0f\uff1a \u5e38\u7528\u8bf4\u660e\uff1a &nbsp; \uff083\uff09jmap &nbsp; &nbsp; \u73b0\u5728\u5217\u4e3e\u751f\u4ea7\u4e2d\u9047\u5230\u7684JVM\u7684\u95ee\u9898\u7684\u5904\u7406\u6d41\u7a0b\uff08Java\u8fdb\u7a0b\u5360\u7528CPU\u7279\u522b\u7684\u9ad8\uff09 \uff081\uff09\u9996\u5148\u4f7f\u7528jps\u6765\u83b7\u53d6Java\u8fdb\u7a0b\u7684PID \uff082\uff09jstack pid &gt;&gt; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1191","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/posts\/1191","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1191"}],"version-history":[{"count":0,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=\/wp\/v2\/posts\/1191\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1191"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.jsjs.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}