{"id":59630,"date":"2026-01-14T08:57:08","date_gmt":"2026-01-14T00:57:08","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/59630.html"},"modified":"2026-01-14T08:57:08","modified_gmt":"2026-01-14T00:57:08","slug":"linux-%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%97%ae%e9%a2%98%e6%8e%92%e6%9f%a5%e6%8c%87%e5%8d%97%ef%bc%88%e9%9d%a2%e8%af%95%e6%a0%87%e5%87%86%e5%9b%9e%e7%ad%94%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/59630.html","title":{"rendered":"Linux \u670d\u52a1\u5668\u95ee\u9898\u6392\u67e5\u6307\u5357\uff08\u9762\u8bd5\u6807\u51c6\u56de\u7b54\uff09"},"content":{"rendered":"<h2>\u4e00\u3001\u6392\u67e5\u601d\u8def\u6846\u67b6&#xff08;\u5148\u8bf4\u8fd9\u4e2a&#xff0c;\u5c55\u73b0\u7cfb\u7edf\u6027&#xff09;<\/h2>\n<p>\u6807\u51c6\u56de\u7b54\u5f00\u573a\u767d&#xff1a;<\/p>\n<p>&#034;\u7ebf\u4e0a\u670d\u52a1\u6392\u67e5&#xff0c;\u6211\u4f1a\u9075\u5faa\u2018\u4ece\u5916\u5230\u5185\u3001\u4ece\u5927\u5230\u5c0f\u3001\u4ece\u73b0\u8c61\u5230\u6839\u6e90\u2019\u7684\u601d\u8def&#xff1a;<\/p>\n<li>\n<p>\u5148\u786e\u8ba4\u73b0\u8c61&#xff1a;\u4ec0\u4e48\u95ee\u9898&#xff1f;\u5f71\u54cd\u8303\u56f4\u591a\u5927&#xff1f;<\/p>\n<\/li>\n<li>\n<p>\u68c0\u67e5\u5916\u90e8\u4f9d\u8d56&#xff1a;\u7f51\u7edc\u3001DNS\u3001\u9632\u706b\u5899<\/p>\n<\/li>\n<li>\n<p>\u68c0\u67e5\u670d\u52a1\u5668\u72b6\u6001&#xff1a;\u8d1f\u8f7d\u3001\u5185\u5b58\u3001\u78c1\u76d8<\/p>\n<\/li>\n<li>\n<p>\u68c0\u67e5\u5e94\u7528\u72b6\u6001&#xff1a;\u8fdb\u7a0b\u3001\u7aef\u53e3\u3001\u65e5\u5fd7<\/p>\n<\/li>\n<li>\n<p>\u6df1\u5165\u5206\u6790&#xff1a;\u7279\u5b9a\u670d\u52a1\u7684\u8be6\u7ec6\u68c0\u67e5&#034;<\/p>\n<\/li>\n<hr \/>\n<h3>\u4e8c\u3001\u5177\u4f53\u6392\u67e5\u547d\u4ee4\u4e0e\u6b65\u9aa4<\/h3>\n<h4>\u7b2c1\u6b65&#xff1a;\u5feb\u901f\u5224\u65ad\u670d\u52a1\u6574\u4f53\u72b6\u6001<\/h4>\n<p># 1. \u670d\u52a1\u662f\u5426\u5728\u8fd0\u884c&#xff1f;<br \/>\nsystemctl status nginx           # \u67e5\u770b\u670d\u52a1\u72b6\u6001<br \/>\nps -ef | grep java              # \u67e5\u770bJava\u8fdb\u7a0b<br \/>\nnetstat -tlnp | grep :8080      # \u67e5\u770b\u7aef\u53e3\u5360\u7528<\/p>\n<p># 2. \u670d\u52a1\u5668\u6574\u4f53\u5065\u5eb7\u5ea6<br \/>\ntop -n 1                         # CPU\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5<br \/>\ndf -h                            # \u78c1\u76d8\u7a7a\u95f4<br \/>\nfree -h                          # \u5185\u5b58\u8be6\u60c5<br \/>\nuptime                           # \u8d1f\u8f7d\u60c5\u51b5<\/p>\n<p># 3. \u6700\u8fd1\u53d1\u751f\u4e86\u4ec0\u4e48&#xff1f;<br \/>\ndmesg | tail -20                 # \u7cfb\u7edf\u65e5\u5fd7\u6700\u540e20\u884c<br \/>\njournalctl -xe &#8211;since &#034;5 min ago&#034; # \u8fd15\u5206\u949f\u7cfb\u7edf\u65e5\u5fd7<\/p>\n<h4>\u7b2c2\u6b65&#xff1a;\u7f51\u7edc\u4e0e\u8fde\u63a5\u68c0\u67e5<\/h4>\n<p># 1. \u670d\u52a1\u7aef\u53e3\u662f\u5426\u76d1\u542c&#xff1f;<br \/>\nss -tlnp | grep :8080           # \u6bd4netstat\u66f4\u5feb<br \/>\nlsof -i:8080                    # \u67e5\u770b\u8c01\u5728\u76d1\u542c8080<\/p>\n<p># 2. \u672c\u5730\u80fd\u8bbf\u95ee\u5417&#xff1f;&#xff08;\u6392\u9664\u7f51\u7edc\u95ee\u9898&#xff09;<br \/>\ncurl -I http:\/\/localhost:8080   # \u672c\u5730HTTP\u68c0\u67e5<br \/>\ntelnet 127.0.0.1 8080           # TCP\u7aef\u53e3\u8fde\u901a\u6027<\/p>\n<p># 3. \u9632\u706b\u5899\u662f\u5426\u5141\u8bb8&#xff1f;<br \/>\niptables -L -n | grep 8080      # \u67e5\u770b\u9632\u706b\u5899\u89c4\u5219<br \/>\nfirewall-cmd &#8211;list-all         # firewalld\u67e5\u770b<\/p>\n<p># 4. \u5916\u90e8\u80fd\u8bbf\u95ee\u5417&#xff1f;&#xff08;\u670d\u52a1\u7aef\u6d4b\u8bd5&#xff09;<br \/>\ncurl -v http:\/\/localhost:8080\/health  # \u8be6\u7ec6\u8bf7\u6c42<br \/>\nnc -zv 127.0.0.1 8080           # \u5feb\u901f\u7aef\u53e3\u6d4b\u8bd5<\/p>\n<h4>\u7b2c3\u6b65&#xff1a;\u5e94\u7528\u8be6\u7ec6\u8bca\u65ad<\/h4>\n<h5 style=\"background-color:transparent\">Java \u670d\u52a1\u68c0\u67e5<\/h5>\n<p># 1. Java\u8fdb\u7a0b\u72b6\u6001<br \/>\njps -mlv                         # \u67e5\u770b\u6240\u6709Java\u8fdb\u7a0b<br \/>\nps -ef | grep java | grep -v grep  # \u67e5\u627eJava\u8fdb\u7a0b<\/p>\n<p># 2. \u67e5\u770bJVM\u72b6\u6001<br \/>\njstat -gcutil &lt;pid&gt; 1000 5       # GC\u60c5\u51b5&#xff0c;\u6bcf\u79d21\u6b21\u51715\u6b21<br \/>\njmap -heap &lt;pid&gt;                 # \u5806\u5185\u5b58\u60c5\u51b5<br \/>\njstack &lt;pid&gt; &gt; thread_dump.txt   # \u7ebf\u7a0b\u8f6c\u50a8&#xff0c;\u5206\u6790\u6b7b\u9501<\/p>\n<p># 3. \u65e5\u5fd7\u68c0\u67e5<br \/>\ntail -f \/app\/logs\/application.log      # \u5b9e\u65f6\u67e5\u770b\u65e5\u5fd7<br \/>\ntail -100 \/app\/logs\/error.log          # \u67e5\u770b\u6700\u540e100\u884c<br \/>\ngrep -i &#034;error\\\\|exception&#034; \/app\/logs\/*.log  # \u641c\u7d22\u9519\u8bef<\/p>\n<h5>Web \u670d\u52a1\u68c0\u67e5&#xff08;Nginx\/Tomcat&#xff09;<\/h5>\n<p># Nginx<br \/>\nnginx -t                         # \u914d\u7f6e\u6587\u4ef6\u8bed\u6cd5\u68c0\u67e5<br \/>\ntail -f \/var\/log\/nginx\/error.log  # \u9519\u8bef\u65e5\u5fd7<br \/>\nsystemctl restart nginx          # \u91cd\u542f\u670d\u52a1&#xff08;\u8c28\u614e&#xff09;<\/p>\n<p># Tomcat<br \/>\ntail -f \/opt\/tomcat\/logs\/catalina.out  # \u63a7\u5236\u53f0\u65e5\u5fd7<br \/>\nps -ef | grep tomcat             # \u67e5\u770bTomcat\u8fdb\u7a0b<\/p>\n<h4>\u7b2c4\u6b65&#xff1a;\u8d44\u6e90\u4e0e\u6027\u80fd\u5206\u6790<\/h4>\n<p># 1. \u5b9e\u65f6\u76d1\u63a7<br \/>\nhtop                             # \u589e\u5f3a\u7248top<br \/>\nnmon                             # \u6027\u80fd\u76d1\u63a7\u5de5\u5177<br \/>\nvmstat 1 5                       # \u7cfb\u7edf\u6027\u80fd&#xff0c;\u6bcf\u79d21\u6b21\u51715\u6b21<\/p>\n<p># 2. \u78c1\u76d8I\/O\u68c0\u67e5<br \/>\niostat -x 1 3                    # I\/O\u7edf\u8ba1<br \/>\niotop                            # \u78c1\u76d8I\/O\u8fdb\u7a0b\u6392\u884c<\/p>\n<p># 3. \u7f51\u7edc\u8fde\u63a5\u5206\u6790<br \/>\nnetstat -nat | awk &#039;{print $6}&#039; | sort | uniq -c  # \u8fde\u63a5\u72b6\u6001\u7edf\u8ba1<br \/>\nss -s                            # socket\u7edf\u8ba1<\/p>\n<h4>\u7b2c5\u6b65&#xff1a;\u7279\u5b9a\u95ee\u9898\u573a\u666f\u6392\u67e5<\/h4>\n<h5>\u573a\u666f1&#xff1a;CPU \u4f7f\u7528\u7387\u9ad8<\/h5>\n<p># 1. \u627e\u5230\u5360\u7528CPU\u7684\u8fdb\u7a0b<br \/>\ntop -c                           # \u663e\u793a\u5b8c\u6574\u547d\u4ee4<br \/>\nps aux &#8211;sort&#061;-%cpu | head -10   # CPU\u4f7f\u7528\u7387\u6392\u5e8f<\/p>\n<p># 2. Java\u8fdb\u7a0bCPU\u9ad8\u5206\u6790<br \/>\ntop -Hp &lt;pid&gt;                    # \u67e5\u770b\u8fdb\u7a0b\u7684\u6240\u6709\u7ebf\u7a0b<br \/>\njstack &lt;pid&gt; | grep -A 10 &#034;nid&#061;0x&#096;printf %x &lt;\u7ebf\u7a0bid&gt;&#096;&#034;  # \u67e5\u770b\u5177\u4f53\u7ebf\u7a0b<\/p>\n<h5>\u573a\u666f2&#xff1a;\u5185\u5b58\u4f7f\u7528\u7387\u9ad8<\/h5>\n<p># 1. \u5185\u5b58\u6574\u4f53\u60c5\u51b5<br \/>\nfree -m                          # \u4ee5MB\u663e\u793a<br \/>\ncat \/proc\/meminfo                # \u8be6\u7ec6\u5185\u5b58\u4fe1\u606f<\/p>\n<p># 2. \u5185\u5b58\u6cc4\u6f0f\u68c0\u67e5<br \/>\njmap -histo:live &lt;pid&gt; | head -20  # \u5bf9\u8c61\u5b9e\u4f8b\u7edf\u8ba1<br \/>\njmap -dump:format&#061;b,file&#061;heap.hprof &lt;pid&gt;  # \u751f\u6210\u5806\u8f6c\u50a8<\/p>\n<h5>\u573a\u666f3&#xff1a;\u78c1\u76d8\u7a7a\u95f4\u4e0d\u8db3<\/h5>\n<p># 1. \u67e5\u770b\u78c1\u76d8\u4f7f\u7528<br \/>\ndf -h                            # \u5404\u5206\u533a\u4f7f\u7528\u60c5\u51b5<br \/>\ndu -sh \/app\/logs\/*               # \u67e5\u770b\u76ee\u5f55\u5927\u5c0f<br \/>\ndu -ah \/app | sort -rh | head -20  # \u627e\u5927\u6587\u4ef6<\/p>\n<p># 2. \u6e05\u7406\u65e5\u5fd7<br \/>\nfind \/var\/log -name &#034;*.log&#034; -type f -mtime &#043;7 -delete  # \u5220\u96647\u5929\u524d\u65e5\u5fd7<br \/>\ntruncate -s 0 \/app\/logs\/big.log  # \u6e05\u7a7a\u5927\u65e5\u5fd7\u6587\u4ef6&#xff08;\u4fdd\u7559\u6587\u4ef6&#xff09;<\/p>\n<h5 style=\"background-color:transparent\">\u573a\u666f4&#xff1a;\u670d\u52a1\u542f\u52a8\u5931\u8d25<\/h5>\n<p># 1. \u67e5\u770b\u542f\u52a8\u65e5\u5fd7<br \/>\njournalctl -u nginx -f           # \u670d\u52a1\u542f\u52a8\u65e5\u5fd7<br \/>\nsystemctl status nginx -l        # \u8be6\u7ec6\u72b6\u6001\u4fe1\u606f<\/p>\n<p># 2. \u68c0\u67e5\u4f9d\u8d56<br \/>\nldd \/usr\/sbin\/nginx              # \u68c0\u67e5\u52a8\u6001\u5e93\u4f9d\u8d56<br \/>\njava -version                    # Java\u7248\u672c<\/p>\n<hr \/>\n<h3>\u4e09\u3001\u9762\u8bd5\u6807\u51c6\u56de\u7b54\u6a21\u677f<\/h3>\n<h4>\u6a21\u677f\u4e00&#xff1a;\u901a\u7528\u6392\u67e5\u6d41\u7a0b<\/h4>\n<p>&#034;\u6211\u4f1a\u6309\u7167\u4ee5\u4e0b\u4e94\u4e2a\u6b65\u9aa4\u6392\u67e5&#xff1a;<\/p>\n<li>\n<p>\u786e\u8ba4\u73b0\u8c61&#xff1a;\u5148\u7528 curl\u6216 telnet\u6d4b\u8bd5\u670d\u52a1\u662f\u5426\u53ef\u8fbe&#xff0c;\u7528 systemctl status\u67e5\u770b\u670d\u52a1\u72b6\u6001<\/p>\n<\/li>\n<li>\n<p>\u68c0\u67e5\u8d44\u6e90&#xff1a;top\u770b CPU\/\u5185\u5b58&#xff0c;df -h\u770b\u78c1\u76d8&#xff0c;free -m\u770b\u5185\u5b58\u7ec6\u8282<\/p>\n<\/li>\n<li>\n<p>\u67e5\u770b\u65e5\u5fd7&#xff1a;tail -f\u770b\u5b9e\u65f6\u65e5\u5fd7&#xff0c;grep -i error\u641c\u7d22\u9519\u8bef\u4fe1\u606f<\/p>\n<\/li>\n<li>\n<p>\u7f51\u7edc\u68c0\u67e5&#xff1a;netstat -tlnp\u770b\u7aef\u53e3\u76d1\u542c&#xff0c;iptables\u67e5\u9632\u706b\u5899<\/p>\n<\/li>\n<li>\n<p>\u8fdb\u7a0b\u5206\u6790&#xff1a;ps -ef\u627e\u8fdb\u7a0b&#xff0c;jstack\u5206\u6790 Java \u7ebf\u7a0b&#xff0c;strace\u8ddf\u8e2a\u7cfb\u7edf\u8c03\u7528&#034;<\/p>\n<\/li>\n<h4>\u6a21\u677f\u4e8c&#xff1a;\u9488\u5bf9\u5177\u4f53\u95ee\u9898<\/h4>\n<p>\u5982\u679c\u9762\u8bd5\u5b98\u8bf4&#034;CPU \u4f7f\u7528\u7387\u5f88\u9ad8&#034;&#xff1a;<\/p>\n<p>&#034;\u6211\u4f1a\u8fd9\u6837\u6392\u67e5&#xff1a;<\/p>\n<li>\n<p>\u7528 top -c\u627e\u5230\u5360\u7528 CPU \u6700\u9ad8\u7684\u8fdb\u7a0b<\/p>\n<\/li>\n<li>\n<p>\u5982\u679c\u662f Java \u8fdb\u7a0b&#xff0c;\u7528 top -Hp &lt;pid&gt;\u770b\u5177\u4f53\u54ea\u4e2a\u7ebf\u7a0b\u9ad8<\/p>\n<\/li>\n<li>\n<p>\u7528 jstack &lt;pid&gt;\u83b7\u53d6\u7ebf\u7a0b\u6808&#xff0c;\u628a\u7ebf\u7a0b ID \u8f6c\u6210\u5341\u516d\u8fdb\u5236&#xff0c;\u627e\u5230\u5bf9\u5e94\u7684\u7ebf\u7a0b\u6808<\/p>\n<\/li>\n<li>\n<p>\u5206\u6790\u662f\u5426\u662f\u6b7b\u5faa\u73af\u3001\u9891\u7e41 GC \u6216\u9501\u7ade\u4e89<\/p>\n<\/li>\n<li>\n<p>\u540c\u65f6\u7528 vmstat 1\u770b\u7cfb\u7edf\u4e0a\u4e0b\u6587\u5207\u6362&#xff0c;iostat\u770b\u78c1\u76d8 I\/O \u662f\u5426\u6b63\u5e38&#034;<\/p>\n<\/li>\n<p>\u5982\u679c\u9762\u8bd5\u5b98\u8bf4&#034;\u670d\u52a1\u542f\u52a8\u5931\u8d25&#034;&#xff1a;<\/p>\n<p>&#034;\u6211\u4f1a&#xff1a;<\/p>\n<li>\n<p>journalctl -u service-name -f\u770b\u542f\u52a8\u65e5\u5fd7<\/p>\n<\/li>\n<li>\n<p>systemctl status service-name -l\u770b\u8be6\u7ec6\u9519\u8bef<\/p>\n<\/li>\n<li>\n<p>\u68c0\u67e5\u7aef\u53e3\u51b2\u7a81&#xff1a;ss -tlnp | grep :port<\/p>\n<\/li>\n<li>\n<p>\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6&#xff1a;nginx -t\u6216 java -jar app.jar &#8211;dry-run<\/p>\n<\/li>\n<li>\n<p>\u68c0\u67e5\u4f9d\u8d56&#xff1a;ldd\u67e5\u52a8\u6001\u5e93&#xff0c;java -version\u67e5 Java \u7248\u672c&#034;<\/p>\n<\/li>\n<h4>\u6a21\u677f\u4e09&#xff1a;\u9884\u9632\u6027\u76d1\u63a7<\/h4>\n<p>&#034;\u9664\u4e86\u95ee\u9898\u540e\u6392\u67e5&#xff0c;\u6211\u66f4\u6ce8\u91cd\u4e8b\u524d\u9884\u9632&#xff1a;<\/p>\n<li>\n<p>\u8bbe\u7f6e\u76d1\u63a7\u544a\u8b66&#xff1a;CPU &gt;80%\u3001\u5185\u5b58 &gt;90%\u3001\u78c1\u76d8 &gt;85% \u65f6\u544a\u8b66<\/p>\n<\/li>\n<li>\n<p>\u65e5\u5fd7\u89c4\u8303&#xff1a;\u7edf\u4e00\u65e5\u5fd7\u683c\u5f0f&#xff0c;\u5173\u952e\u64cd\u4f5c\u6253\u65e5\u5fd7&#xff0c;\u9519\u8bef\u65e5\u5fd7\u5e26\u4e0a\u4e0b\u6587<\/p>\n<\/li>\n<li>\n<p>\u5065\u5eb7\u68c0\u67e5&#xff1a;\u6240\u6709\u670d\u52a1\u63d0\u4f9b \/health\u7aef\u70b9&#xff0c;\u5305\u542b\u670d\u52a1\u72b6\u6001\u548c\u5173\u952e\u6307\u6807<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u671f\u5de1\u68c0&#xff1a;\u6bcf\u5929\u68c0\u67e5\u65e5\u5fd7\u9519\u8bef\u6570&#xff0c;\u6bcf\u5468\u5206\u6790 GC \u60c5\u51b5<\/p>\n<\/li>\n<li>\n<p>\u5bb9\u91cf\u89c4\u5212&#xff1a;\u63d0\u524d\u9884\u5224\u8d44\u6e90\u4f7f\u7528&#xff0c;\u53ca\u65f6\u6269\u5bb9&#034;<\/p>\n<\/li>\n<hr \/>\n<h3>\u56db\u3001\u5b9e\u9645\u6848\u4f8b\u6f14\u793a<\/h3>\n<h4 style=\"background-color:transparent\">\u6848\u4f8b&#xff1a;Java \u670d\u52a1\u54cd\u5e94\u6162<\/h4>\n<p># \u7b2c\u4e00\u6b65&#xff1a;\u6574\u4f53\u68c0\u67e5<br \/>\n$ top<br \/>\n# \u53d1\u73b0Java\u8fdb\u7a0bCPU 180%&#xff0c;\u8d1f\u8f7d5.2<\/p>\n<p># \u7b2c\u4e8c\u6b65&#xff1a;Java\u8fdb\u7a0b\u5206\u6790<br \/>\n$ jps -mlv<br \/>\n12345 myapp.jar<\/p>\n<p>$ top -Hp 12345<br \/>\n# \u53d1\u73b0\u7ebf\u7a0b12350\u5360\u752890% CPU<\/p>\n<p># \u7b2c\u4e09\u6b65&#xff1a;\u7ebf\u7a0b\u5206\u6790<br \/>\n$ printf &#034;%x\\\\n&#034; 12350<br \/>\n303e<br \/>\n$ jstack 12345 | grep -A 20 &#034;nid&#061;0x303e&#034;<br \/>\n# \u53d1\u73b0\u7ebf\u7a0b\u5728\u6267\u884c\u6b7b\u5faa\u73af\u6216\u9891\u7e41GC<\/p>\n<p># \u7b2c\u56db\u6b65&#xff1a;\u5185\u5b58\u5206\u6790<br \/>\n$ jstat -gcutil 12345 1000 5<br \/>\n# \u53d1\u73b0Full GC\u9891\u7e41<\/p>\n<p># \u7b2c\u4e94\u6b65&#xff1a;\u89e3\u51b3\u65b9\u6848<br \/>\n# 1. \u4e34\u65f6\u91cd\u542f\u670d\u52a1<br \/>\n# 2. \u8c03\u6574JVM\u53c2\u6570&#xff1a;-Xmx\u589e\u52a0\u5806\u5927\u5c0f<br \/>\n# 3. \u4ee3\u7801\u4f18\u5316&#xff1a;\u907f\u514d\u5185\u5b58\u6cc4\u6f0f<\/p>\n<h4>\u6848\u4f8b&#xff1a;\u78c1\u76d8\u7a7a\u95f4\u4e0d\u8db3<\/h4>\n<p># \u7b2c\u4e00\u6b65&#xff1a;\u786e\u8ba4\u95ee\u9898<br \/>\n$ df -h<br \/>\n\/dev\/sda1        50G   49G  1G   98% \/<\/p>\n<p># \u7b2c\u4e8c\u6b65&#xff1a;\u627e\u5927\u6587\u4ef6<br \/>\n$ du -ah \/ | sort -rh | head -20<br \/>\n# \u53d1\u73b0 \/var\/log\/nginx\/access.log \u536020G<\/p>\n<p># \u7b2c\u4e09\u6b65&#xff1a;\u7acb\u5373\u6e05\u7406<br \/>\n$ truncate -s 0 \/var\/log\/nginx\/access.log<\/p>\n<p># \u7b2c\u56db\u6b65&#xff1a;\u957f\u671f\u89e3\u51b3<br \/>\n# 1. \u914d\u7f6e\u65e5\u5fd7\u8f6e\u8f6c<br \/>\n# 2. \u6dfb\u52a0\u78c1\u76d8\u76d1\u63a7\u544a\u8b66<br \/>\n# 3. \u5b9a\u671f\u6e05\u7406\u811a\u672c<\/p>\n<hr \/>\n<h3>\u4e94\u3001\u5e38\u7528\u547d\u4ee4\u901f\u67e5\u8868<\/h3>\n<table>\n<tr>\n<p>\u573a\u666f<\/p>\n<p>\u4e3b\u8981\u547d\u4ee4<\/p>\n<p>\u8bf4\u660e<\/p>\n<\/tr>\n<tbody>\n<tr>\n<td>\n<p>\u8fdb\u7a0b\u67e5\u770b\u200b<\/p>\n<\/td>\n<td>\n<p>ps -eftophtop<\/p>\n<\/td>\n<td>\n<p>\u67e5\u770b\u8fdb\u7a0b\u72b6\u6001<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u7aef\u53e3\u76d1\u542c\u200b<\/p>\n<\/td>\n<td>\n<p>netstat -tlnpss -tlnplsof -i:port<\/p>\n<\/td>\n<td>\n<p>\u68c0\u67e5\u7aef\u53e3\u5360\u7528<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u670d\u52a1\u72b6\u6001\u200b<\/p>\n<\/td>\n<td>\n<p>systemctl statusservice &#8211;status-all<\/p>\n<\/td>\n<td>\n<p>\u670d\u52a1\u7ba1\u7406<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u65e5\u5fd7\u67e5\u770b\u200b<\/p>\n<\/td>\n<td>\n<p>tail -flessgrep -i error<\/p>\n<\/td>\n<td>\n<p>\u65e5\u5fd7\u5206\u6790<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u7f51\u7edc\u6d4b\u8bd5\u200b<\/p>\n<\/td>\n<td>\n<p>curltelnetpingtraceroute<\/p>\n<\/td>\n<td>\n<p>\u7f51\u7edc\u8fde\u901a\u6027<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u78c1\u76d8\u7a7a\u95f4\u200b<\/p>\n<\/td>\n<td>\n<p>df -hdu -shls -lh<\/p>\n<\/td>\n<td>\n<p>\u78c1\u76d8\u4f7f\u7528<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u5185\u5b58\u68c0\u67e5\u200b<\/p>\n<\/td>\n<td>\n<p>free -mcat \/proc\/meminfo<\/p>\n<\/td>\n<td>\n<p>\u5185\u5b58\u72b6\u6001<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>Java\u8bca\u65ad\u200b<\/p>\n<\/td>\n<td>\n<p>jpsjstackjmapjstat<\/p>\n<\/td>\n<td>\n<p>JVM\u5de5\u5177<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p>\u6027\u80fd\u76d1\u63a7\u200b<\/p>\n<\/td>\n<td>\n<p>vmstatiostatsarnmon<\/p>\n<\/td>\n<td>\n<p>\u7cfb\u7edf\u6027\u80fd<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>\u516d\u3001\u9762\u8bd5\u52a0\u5206\u9879<\/h3>\n<h4>1. \u5c55\u73b0\u7cfb\u7edf\u6027\u601d\u7ef4<\/h4>\n<p>&#034;\u6211\u4f1a\u5148\u5224\u65ad\u662f\u666e\u904d\u6027\u95ee\u9898\u8fd8\u662f\u4e2a\u522b\u95ee\u9898&#xff1a;\u5982\u679c\u6240\u6709\u670d\u52a1\u90fd\u6162&#xff0c;\u53ef\u80fd\u662f\u670d\u52a1\u5668\u8d44\u6e90\u95ee\u9898&#xff1b;\u5982\u679c\u53ea\u6709\u4e00\u4e2a\u670d\u52a1\u6162&#xff0c;\u53ef\u80fd\u662f\u5e94\u7528\u4ee3\u7801\u95ee\u9898\u3002&#034;<\/p>\n<h4>2. \u5c55\u73b0\u5de5\u5177\u94fe\u719f\u6089\u5ea6<\/h4>\n<p>&#034;\u9664\u4e86\u57fa\u7840\u547d\u4ee4&#xff0c;\u6211\u8fd8\u4f1a\u7528&#xff1a;<\/p>\n<ul>\n<li>\n<p>ncdu&#xff1a;\u4ea4\u4e92\u5f0f\u78c1\u76d8\u5206\u6790<\/p>\n<\/li>\n<li>\n<p>iftop&#xff1a;\u5b9e\u65f6\u7f51\u7edc\u6d41\u91cf<\/p>\n<\/li>\n<li>\n<p>dstat&#xff1a;\u5168\u80fd\u7cfb\u7edf\u76d1\u63a7<\/p>\n<\/li>\n<li>\n<p>arthas&#xff1a;Java\u5728\u7ebf\u8bca\u65ad\u5de5\u5177&#034;<\/p>\n<\/li>\n<\/ul>\n<h4>3. \u5c55\u73b0\u5b89\u5168\u610f\u8bc6<\/h4>\n<p>&#034;\u7ebf\u4e0a\u6392\u67e5\u65f6&#xff0c;\u6211\u4f1a&#xff1a;<\/p>\n<li>\n<p>\u5148\u770b\u76d1\u63a7\u548c\u65e5\u5fd7&#xff0c;\u4e0d\u8981\u76f4\u63a5\u767b\u5f55\u751f\u4ea7\u670d\u52a1\u5668<\/p>\n<\/li>\n<li>\n<p>\u5982\u679c\u5fc5\u987b\u64cd\u4f5c&#xff0c;\u5728\u975e\u9ad8\u5cf0\u65f6\u6bb5<\/p>\n<\/li>\n<li>\n<p>\u4fee\u6539\u524d\u5907\u4efd&#xff0c;\u6267\u884c\u5371\u9669\u547d\u4ee4\u524d echo\u5148\u770b\u6548\u679c<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528 screen\u6216 tmux\u9632\u6b62\u8fde\u63a5\u4e2d\u65ad&#034;<\/p>\n<\/li>\n<h4>4. \u5c55\u73b0\u67b6\u6784\u601d\u7ef4<\/h4>\n<p>&#034;\u6839\u672c\u89e3\u51b3\u9700\u8981&#xff1a;<\/p>\n<li>\n<p>\u76d1\u63a7\u4f53\u7cfb&#xff1a;Prometheus &#043; Grafana \u76d1\u63a7\u5173\u952e\u6307\u6807<\/p>\n<\/li>\n<li>\n<p>\u65e5\u5fd7\u4f53\u7cfb&#xff1a;ELK \u6536\u96c6\u5206\u6790\u65e5\u5fd7<\/p>\n<\/li>\n<li>\n<p>\u544a\u8b66\u4f53\u7cfb&#xff1a;\u5173\u952e\u6307\u6807\u8bbe\u7f6e\u9608\u503c\u544a\u8b66<\/p>\n<\/li>\n<li>\n<p>\u81ea\u6108\u673a\u5236&#xff1a;\u5065\u5eb7\u68c0\u67e5\u5931\u8d25\u81ea\u52a8\u91cd\u542f&#034;<\/p>\n<\/li>\n<p>\u6700\u540e\u603b\u7ed3&#xff1a;&#034;\u7ebf\u4e0a\u95ee\u9898\u6392\u67e5&#xff0c;\u5173\u952e\u662f\u5feb\u51c6\u7a33&#xff1a;\u5feb\u901f\u5b9a\u4f4d\u95ee\u9898&#xff0c;\u51c6\u786e\u5206\u6790\u539f\u56e0&#xff0c;\u7a33\u5b9a\u6062\u590d\u670d\u52a1\u3002\u6211\u901a\u5e38\u4f1a\u5148\u770b\u76d1\u63a7\u5b9a\u4f4d\u65b9\u5411&#xff0c;\u518d\u7528\u547d\u4ee4\u6df1\u5165\u5206\u6790&#xff0c;\u6700\u540e\u7ed3\u5408\u65e5\u5fd7\u627e\u5230\u6839\u56e0\u3002&#034;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u6392\u67e5\u601d\u8def\u6846\u67b6&#xff08;\u5148\u8bf4\u8fd9\u4e2a&#xff0c;\u5c55\u73b0\u7cfb\u7edf\u6027&#xff09;\u6807\u51c6\u56de\u7b54\u5f00\u573a\u767d&#xff1a;\\&#8221;\u7ebf\u4e0a\u670d\u52a1\u6392\u67e5&#xff0c;\u6211\u4f1a\u9075\u5faa\u2018\u4ece\u5916\u5230\u5185\u3001\u4ece\u5927\u5230\u5c0f\u3001\u4ece\u73b0\u8c61\u5230\u6839\u6e90\u2019\u7684\u601d\u8def&#xff1a;\u5148\u786e\u8ba4\u73b0\u8c61&#xff1a;\u4ec0\u4e48\u95ee\u9898&#xff1f;\u5f71\u54cd\u8303\u56f4\u591a\u5927&#xff1f;\u68c0\u67e5\u5916\u90e8\u4f9d\u8d56&#xff1a;\u7f51\u7edc\u3001DNS\u3001\u9632\u706b\u5899\u68c0\u67e5\u670d\u52a1\u5668\u72b6\u6001&#xff1a;\u8d1f\u8f7d\u3001\u5185\u5b58\u3001\u78c1\u76d8\u68c0\u67e5\u5e94\u7528\u72b6\u6001&#xff1a;\u8fdb\u7a0b\u3001\u7aef\u53e3\u3001\u65e5\u5fd7\u6df1\u5165\u5206\u6790&#xff1a;\u7279\u5b9a\u670d\u52a1\u7684\u8be6\u7ec6\u68c0\u67e5\\&#8221;\u4e8c\u3001\u5177\u4f53\u6392\u67e5<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[58,43,176],"topic":[],"class_list":["post-59630","post","type-post","status-publish","format-standard","hentry","category-server","tag-linux","tag-43","tag-176"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux \u670d\u52a1\u5668\u95ee\u9898\u6392\u67e5\u6307\u5357\uff08\u9762\u8bd5\u6807\u51c6\u56de\u7b54\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/59630.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linux \u670d\u52a1\u5668\u95ee\u9898\u6392\u67e5\u6307\u5357\uff08\u9762\u8bd5\u6807\u51c6\u56de\u7b54\uff09 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u4e00\u3001\u6392\u67e5\u601d\u8def\u6846\u67b6&#xff08;\u5148\u8bf4\u8fd9\u4e2a&#xff0c;\u5c55\u73b0\u7cfb\u7edf\u6027&#xff09;\u6807\u51c6\u56de\u7b54\u5f00\u573a\u767d&#xff1a;&quot;\u7ebf\u4e0a\u670d\u52a1\u6392\u67e5&#xff0c;\u6211\u4f1a\u9075\u5faa\u2018\u4ece\u5916\u5230\u5185\u3001\u4ece\u5927\u5230\u5c0f\u3001\u4ece\u73b0\u8c61\u5230\u6839\u6e90\u2019\u7684\u601d\u8def&#xff1a;\u5148\u786e\u8ba4\u73b0\u8c61&#xff1a;\u4ec0\u4e48\u95ee\u9898&#xff1f;\u5f71\u54cd\u8303\u56f4\u591a\u5927&#xff1f;\u68c0\u67e5\u5916\u90e8\u4f9d\u8d56&#xff1a;\u7f51\u7edc\u3001DNS\u3001\u9632\u706b\u5899\u68c0\u67e5\u670d\u52a1\u5668\u72b6\u6001&#xff1a;\u8d1f\u8f7d\u3001\u5185\u5b58\u3001\u78c1\u76d8\u68c0\u67e5\u5e94\u7528\u72b6\u6001&#xff1a;\u8fdb\u7a0b\u3001\u7aef\u53e3\u3001\u65e5\u5fd7\u6df1\u5165\u5206\u6790&#xff1a;\u7279\u5b9a\u670d\u52a1\u7684\u8be6\u7ec6\u68c0\u67e5&quot;\u4e8c\u3001\u5177\u4f53\u6392\u67e5\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/59630.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-14T00:57:08+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/59630.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/59630.html\",\"name\":\"Linux \u670d\u52a1\u5668\u95ee\u9898\u6392\u67e5\u6307\u5357\uff08\u9762\u8bd5\u6807\u51c6\u56de\u7b54\uff09 - 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