{"id":200,"date":"2015-06-25T21:06:33","date_gmt":"2015-06-25T13:06:33","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=200"},"modified":"2015-06-25T21:13:13","modified_gmt":"2015-06-25T13:13:13","slug":"%e4%bd%bf%e7%94%a8visualvm%e5%af%b9java%e7%a8%8b%e5%ba%8f%e8%bf%9b%e8%a1%8c%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90%e5%8f%8a%e8%b0%83%e4%bc%98","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=200","title":{"rendered":"\u4f7f\u7528VisualVM\u5bf9JAVA\u7a0b\u5e8f\u8fdb\u884c\u6027\u80fd\u5206\u6790\u53ca\u8c03\u4f18"},"content":{"rendered":"<p>\n\t\u5f00\u53d1\u5927\u578b Java \u5e94\u7528\u7a0b\u5e8f\u7684\u8fc7\u7a0b\u4e2d\u96be\u514d\u9047\u5230\u5185\u5b58\u6cc4\u9732\u3001\u6027\u80fd\u74f6\u9888\u7b49\u95ee\u9898\uff0c\u6bd4\u5982\u6587\u4ef6\u3001\u7f51\u7edc\u3001\u6570\u636e\u5e93\u7684\u8fde\u63a5\u672a\u91ca\u653e\uff0c\u672a\u4f18\u5316\u7684\u7b97\u6cd5\u7b49\u3002\u968f\u7740\u5e94\u7528\u7a0b\u5e8f\u7684\u6301\u7eed\u8fd0\u884c\uff0c\u53ef\u80fd\u4f1a\u9020\u6210\u6574\u4e2a\u7cfb\u7edf\u8fd0\u884c\u6548\u7387\u4e0b\u964d\uff0c\u4e25\u91cd\u7684\u5219\u4f1a\u9020\u6210\u7cfb\u7edf\u5d29\u6e83\u3002\u4e3a\u4e86\u627e\u51fa\u7a0b\u5e8f\u4e2d\u9690\u85cf\u7684\u8fd9\u4e9b\u95ee\u9898\uff0c\u5728\u9879\u76ee\u5f00\u53d1\u540e\u671f\u5f80\u5f80\u4f1a\u4f7f\u7528\u6027\u80fd\u5206\u6790\u5de5\u5177\u6765\u5bf9\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u8fdb\u884c\u5206\u6790\u548c\u4f18\u5316\u3002\n<\/p>\n<div>\n\tVisualVM \u662f\u4e00\u6b3e\u514d\u8d39\u7684\u6027\u80fd\u5206\u6790\u5de5\u5177\u3002\u5b83\u901a\u8fc7 jvmstat\u3001JMX\u3001SA\uff08Serviceability Agent\uff09\u4ee5\u53ca Attach API \u7b49\u591a\u79cd\u65b9\u5f0f\u4ece\u7a0b\u5e8f\u8fd0\u884c\u65f6\u83b7\u5f97\u5b9e\u65f6\u6570\u636e\uff0c\u4ece\u800c\u8fdb\u884c\u52a8\u6001\u7684\u6027\u80fd\u5206\u6790\u3002\u540c\u65f6\uff0c\u5b83\u80fd\u81ea\u52a8\u9009\u62e9\u66f4\u5feb\u66f4\u8f7b\u91cf\u7ea7\u7684\u6280\u672f\u5c3d\u91cf\u51cf\u5c11\u6027\u80fd\u5206\u6790\u5bf9\u5e94\u7528\u7a0b\u5e8f\u9020\u6210\u7684\u5f71\u54cd\uff0c\u63d0\u9ad8\u6027\u80fd\u5206\u6790\u7684\u7cbe\u5ea6\u3002\n<\/div>\n<p>\n\t\u672c\u6587\u5c06\u5bf9 VisualVM\u5982\u4f55\u5feb\u901f\u4e0a\u624b\u4f7f\u7528\u7f16\u5199\u4e00\u4e2ashell\u811a\u672c\uff0c\u5927\u5bb6\u53ea\u9700\u8981\u5c06\u5176\u653e\u5230tomcat\u7684bin\u76ee\u5f55\u4e2d\u5373\u53ef\u4f7f\u7528\u3002\u672c\u6587\u5b9e\u4f8b\u4f7f\u7528\u7684linux\u73af\u5883\u3002shell\u811a\u672c\u4ee3\u7801\u5982\u4e0b\uff1a\n<\/p>\n<pre>\r\n#!\/bin\/sh\r\n#website\u4e3alinux\u7cfb\u7edf\u914d\u7f6e\u6587\u4ef6\u7684\u4e00\u4e2a\u8def\u5f84\uff0c\u5177\u4f53\u4ee5\u81ea\u5df1\u90e8\u7f72\u7684\u73af\u5883\u4e3a\u51c6\r\ncat \/website\/config\/nac_sys.conf | grep &quot;manager&quot;&gt;&gt;\/dev\/null\r\nif [ $? == 0 ];then\r\n    ETH=`cat \/website\/config\/nac_sys.conf | grep &quot;manager&quot;|awk &#039;{print $2}&#039;`\r\nelse\r\n    ETH=&quot;eth0&quot;\r\nfi\r\nserverip=`ifconfig $ETH|egrep &quot;inet addr:&quot;|cut -d &quot;:&quot; -f2|awk &#039;{print $1}&#039;`\r\n#serverip\u4e3alinux\u670d\u52a1\u5668\u7684\u51fa\u53e3ip\r\n\r\nJAVA_OPTS=&quot;-Dcom.sun.management.jmxremote.port=1099 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false -Djava.rmi.server.hostname=$serverip&quot;<\/pre>\n<p>\n\t\u6216\u8005\u4e5f\u53ef\u4ee5\u5c06\n<\/p>\n<pre>\r\nJAVA_OPTS=&quot;-Dcom.sun.management.jmxremote.port=1099 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false -Djava.rmi.server.hostname=\u81ea\u5df1\u7684linux\u670d\u52a1\u5668\u7684ip&quot;<\/pre>\n<p>\n\t\u52a0\u5165\u5230tomcat\u7684bin\u76ee\u5f55\u4e2d\u7684Catalina.sh\u6700\u540e\uff0c\u91cd\u542ftomcat\u5373\u53ef\u3002\u5982\u679c\u662f\u68c0\u6d4b\u672c\u5730\u7684\u7a0b\u5e8f\uff0c\u76f4\u63a5\u6253\u5f00jdk(jdk1.6\u4ee5\u4e0a\u81ea\u5e26jvisualvm.exe)\u5b89\u88c5\u76ee\u5f55\u4e2djre\/bin\/jvisualvm.exe\u7684\u7a0b\u5e8f\uff0c\u53cc\u51fb\u672c\u5730\u7684VisualVM\u5373\u53ef\u5b9e\u73b0\u76d1\u63a7\u3002\u5982\u679c\u76d1\u63a7\u8fdc\u7a0b\u7684\u670d\u52a1\u5668\uff0c\u53ea\u9700\u5728\u8fdc\u7a0b\u8282\u70b9\u4e0a\u53f3\u952e\u6dfb\u52a0\u4e3b\u673aip,\u518d\u5728\u4e3b\u673aip\u4e0a\u53f3\u952e\u5192\u53f7\u540e\u6dfb\u52a01099\u914d\u7f6e\u7684\u7aef\u53e3\u5373\u53ef\u5b9e\u73b0\u76d1\u63a7\u3002\n<\/p>\n<p>\n\t\u6ce8\u610f\uff1a\u5982\u679c\u4e0d\u80fd\u5b9e\u73b0\u8fdc\u7a0b\u76d1\u63a7\uff0c\u8bf7\u67e5\u770b\u670d\u52a1\u5668\u4e0atomcat\u542f\u52a8\u540e\u662f\u5426\u6709\u914d\u7f6e\u76841099\u7aef\u53e3\u6b63\u5728\u76d1\u542c\u3002\u8fd8\u6709\u6ce8\u610f\u5173\u95ed\u8fdc\u7a0b\u4e3b\u673a\u7684\u9632\u706b\u5899\u3002\n<\/p>\n<p>\n\t\u8fd0\u884c\u6548\u679c\u5982\u4e0b\uff1a<img decoding=\"async\" alt=\"\" src=\"http:\/\/www.xttblog.com\/wp-content\/uploads\/2015\/06\/1.jpg\" \/><\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=200\">\u4f7f\u7528VisualVM\u5bf9JAVA\u7a0b\u5e8f\u8fdb\u884c\u6027\u80fd\u5206\u6790\u53ca\u8c03\u4f18<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> -->","protected":false},"excerpt":{"rendered":"<p>\u5f00\u53d1\u5927\u578b Java \u5e94\u7528\u7a0b\u5e8f\u7684\u8fc7\u7a0b\u4e2d\u96be\u514d\u9047\u5230\u5185\u5b58\u6cc4\u9732\u3001\u6027\u80fd\u74f6\u9888\u7b49\u95ee\u9898\uff0c\u6bd4\u5982\u6587\u4ef6\u3001\u7f51\u7edc\u3001\u6570\u636e\u5e93\u7684\u8fde\u63a5\u672a\u91ca\u653e\uff0c\u672a\u4f18 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":206,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[42,41,40,43],"class_list":["post-200","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-java","tag-java","tag-jvisualvm-exe","tag-visualvm","tag-43"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/200","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=200"}],"version-history":[{"count":6,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/200\/revisions"}],"predecessor-version":[{"id":207,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/200\/revisions\/207"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/media\/206"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}