{"id":28195,"date":"2023-12-23T17:01:03","date_gmt":"2023-06-14T13:18:56","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8sysstat%ef%bc%88sar%e5%91%bd%e4%bb%a4%ef%bc%89%e5%af%b9linux%e6%80%a7%e8%83%bd%e8%bf%9b%e8%a1%8c%e6%b5%8b%e9%87%8f%e7%9a%84%e7%ac%94%e8%ae%b0%ef%bc%88centos7%e3%80%81centos8-2\/"},"modified":"2025-08-12T06:50:22","modified_gmt":"2025-08-11T22:50:22","slug":"%e4%bd%bf%e7%94%a8sysstat%ef%bc%88sar%e5%91%bd%e4%bb%a4%ef%bc%89%e5%af%b9linux%e6%80%a7%e8%83%bd%e8%bf%9b%e8%a1%8c%e6%b5%8b%e9%87%8f%e7%9a%84%e7%ac%94%e8%ae%b0%ef%bc%88centos7%e3%80%81centos8-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8sysstat%ef%bc%88sar%e5%91%bd%e4%bb%a4%ef%bc%89%e5%af%b9linux%e6%80%a7%e8%83%bd%e8%bf%9b%e8%a1%8c%e6%b5%8b%e9%87%8f%e7%9a%84%e7%ac%94%e8%ae%b0%ef%bc%88centos7%e3%80%81centos8-2\/","title":{"rendered":"\u4f7f\u7528sysstat\uff08sar\u547d\u4ee4\uff09\u5bf9Linux\u6027\u80fd\u8fdb\u884c\u6d4b\u91cf\u7684\u7b14\u8bb0\uff08CentOS7\u3001CentOS8\uff09"},"content":{"rendered":"<h1>\u9996\u5148sysstat\u662f\u4e00\u79cd\u7528\u4e8e\u5206\u6790Linux\u670d\u52a1\u5668\u8d1f\u8f7d\u7684\u76d1\u63a7\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u6765\u8c03\u67e5CPU\u8d1f\u8f7d\u3001\u78c1\u76d8I\/O\u4f7f\u7528\u7387\u3001\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u548c\u7f51\u7edc\u8bbe\u5907\u72b6\u6001\u3002<\/p>\n<h1>\u73af\u5883<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3010CentOS7\u3011<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">CentOS Linux release 7.8.2003<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">sysstat \u30d0\u30fc\u30b8\u30e7\u30f3 10.1.5<\/ul>\n<pre class=\"post-pre\"><code>[[root@CENTOS7 ~]# cat \/etc\/redhat-release\r\nCentOS Linux release 7.8.2003 (Core)\r\n[root@CENTOS7 ~]# sar -V\r\nsysstat \u30d0\u30fc\u30b8\u30e7\u30f3 10.1.5\r\n(C) Sebastien Godard (sysstat &lt;at&gt; orange.fr)\r\n[root@CENTOS7 ~]#\r\n<\/code><\/pre>\n<p>\u8bf7\u7528\u4e2d\u6587\u8fdb\u884c\u91ca\u4e49\uff1a<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u79cd\u9009\u62e9\uff1a<\/p>\n<p>\u8bf7\u7528\u4e2d\u6587\u8fdb\u884c\u91ca\u4e49\uff1a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3010CentOS8\u3011<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">CentOS Linux release 8.1.1911<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">sysstat \u30d0\u30fc\u30b8\u30e7\u30f3 11.7.3<\/ul>\n<pre class=\"post-pre\"><code>[root@centos8 ~]# cat \/etc\/redhat-release\r\nCentOS Linux release 8.1.1911 (Core)\r\n[root@centos8 ~]# sar -V\r\nsysstat \u30d0\u30fc\u30b8\u30e7\u30f3 11.7.3\r\n(C) Sebastien Godard (sysstat &lt;at&gt; orange.fr)\r\n[root@centos8 ~]#\r\n<\/code><\/pre>\n<h1>1. \u5b89\u88c5sysstat<\/p>\n<pre class=\"post-pre\"><code>yum install -y sysstat\r\n<\/code><\/pre>\n<h1>2. \u8bbe\u7f6e\u6587\u4ef6\u7684\u4f4d\u7f6e\u5728CentOS7\u4e2d\uff0c\u542f\u52a8sa1\u547d\u4ee4\u548csa2\u547d\u4ee4\u662f\u7531corn\u8fdb\u884c\u914d\u7f6e\u7684\uff0c\u800c\u5728CentOS8\u4e2d\u662f\u7531systemd\u7684timer\u8fdb\u884c\u914d\u7f6e\u7684\u3002<\/p>\n<h3>2.1. CentOS72.1. \u7ea2\u5e3d\u4f01\u4e1a\u7248Linux7<\/p>\n<p>\u5728CentOS7\uff08sysstat\u7248\u672c10.1.5\uff09\u4e0a\uff0csysstat\u7684\u914d\u7f6e\u6587\u4ef6\u6709\u4ee5\u4e0b\u4e24\u4e2a\u6587\u4ef6\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\/etc\/cron.d\/sysstat<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\/etc\/sysconfig\/sysstat<\/ul>\n<pre class=\"post-pre\"><code><span class=\"c\"># Run system activity accounting tool every 10 minutes<\/span>\r\n<span class=\"k\">*<\/span>\/10 <span class=\"k\">*<\/span> <span class=\"k\">*<\/span> <span class=\"k\">*<\/span> <span class=\"k\">*<\/span> root \/usr\/lib64\/sa\/sa1 1 1\r\n<span class=\"c\"># 0 * * * * root \/usr\/lib64\/sa\/sa1 600 6 &amp;<\/span>\r\n<span class=\"c\"># Generate a daily summary of process accounting at 23:53<\/span>\r\n53 23 <span class=\"k\">*<\/span> <span class=\"k\">*<\/span> <span class=\"k\">*<\/span> root \/usr\/lib64\/sa\/sa2 <span class=\"nt\">-A<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528sa1\u547d\u4ee4\u4ee510\u5206\u949f\u4e3a\u5355\u4f4d\u5c06\u8d44\u6e90\u4fe1\u606f\u4fdd\u5b58\u5230\u201c\/var\/log\/sa\/saXX\u201d\u4e2d<br \/>\n\u4f7f\u7528sa2\u547d\u4ee4\u572823\u65f653\u5206\u5c06\u4fdd\u5b58\u7684\u4fe1\u606f\u683c\u5f0f\u5316\u4e3a\u62a5\u544a\u5f62\u5f0f\uff0c\u5e76\u4fdd\u5b58\u5230\u201c\/var\/log\/sa\/sarXX\u201d\u4e2d<br \/>\n\u203b\u5176\u4e2dXX\u4ee3\u8868\u65e5\u671f<br \/>\n\u203b\u5982\u679c\u66f4\u6539\u4e86cron\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u5176\u751f\u6548\u3002<\/p>\n<pre class=\"post-pre\"><code>systemctl restart crond\r\n<\/code><\/pre>\n<p>\u8bf7\u7528\u4e2d\u6587\u8fdb\u884c\u91cd\u8ff0\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1a<\/p>\n<p>I want to go to the supermarket to buy some groceries.<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># sysstat-10.1.5 configuration file.<\/span>\r\n\r\n<span class=\"c\"># How long to keep log files (in days).<\/span>\r\n<span class=\"c\"># If value is greater than 28, then log files are kept in<\/span>\r\n<span class=\"c\"># multiple directories, one for each month.<\/span>\r\n<span class=\"nv\">HISTORY<\/span><span class=\"o\">=<\/span>28\r\n\r\n<span class=\"c\"># Compress (using gzip or bzip2) sa and sar files older than (in days):<\/span>\r\n<span class=\"nv\">COMPRESSAFTER<\/span><span class=\"o\">=<\/span>31\r\n\r\n<span class=\"c\"># Parameters for the system activity data collector (see sadc manual page)<\/span>\r\n<span class=\"c\"># which are used for the generation of log files.<\/span>\r\n<span class=\"nv\">SADC_OPTIONS<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"-S DISK\"<\/span>\r\n\r\n<span class=\"c\"># Compression program to use.<\/span>\r\n<span class=\"nv\">ZIP<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"bzip2\"<\/span>\r\n<\/code><\/pre>\n<h3>2.2. CentOS8<br \/>\n2.2. CentOS8\u7684\u7248\u672c<\/p>\n<p>CentOS8\uff08sysstat\u7248\u672c11.7.3\uff09\u4e2dsysstat\u7684\u914d\u7f6e\u6587\u4ef6\u6709\u4ee5\u4e0b6\u4e2a\u6587\u4ef6\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\/usr\/lib\/systemd\/system\/sysstat.service<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\/usr\/lib\/systemd\/system\/sysstat-collect.service<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\/usr\/lib\/systemd\/system\/sysstat-collect.timer<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\/usr\/lib\/systemd\/system\/sysstat-summary.service<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\/usr\/lib\/systemd\/system\/sysstat-summary.timer<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\/etc\/sysconfig\/sysstat<\/ul>\n<pre class=\"post-pre\"><code><span class=\"c\"># \/usr\/lib\/systemd\/system\/sysstat.service<\/span>\r\n<span class=\"c\"># (C) 2012 Peter Schiffer (pschiffe &lt;at&gt; redhat.com)<\/span>\r\n<span class=\"c\">#<\/span>\r\n<span class=\"c\"># sysstat-11.7.3 systemd unit file:<\/span>\r\n<span class=\"c\">#        Insert a dummy record in current daily data file.<\/span>\r\n<span class=\"c\">#        This indicates that the counters have restarted from 0.<\/span>\r\n\r\n<span class=\"o\">[<\/span>Unit]\r\n<span class=\"nv\">Description<\/span><span class=\"o\">=<\/span>Resets System Activity Logs\r\n\r\n<span class=\"o\">[<\/span>Service]\r\n<span class=\"nv\">Type<\/span><span class=\"o\">=<\/span>oneshot\r\n<span class=\"nv\">RemainAfterExit<\/span><span class=\"o\">=<\/span><span class=\"nb\">yes\r\n<\/span><span class=\"nv\">User<\/span><span class=\"o\">=<\/span>root\r\n<span class=\"nv\">ExecStart<\/span><span class=\"o\">=<\/span>\/usr\/lib64\/sa\/sa1 <span class=\"nt\">--boot<\/span>\r\n\r\n<span class=\"o\">[<\/span>Install]\r\n<span class=\"nv\">WantedBy<\/span><span class=\"o\">=<\/span>multi-user.target\r\n<span class=\"nv\">Also<\/span><span class=\"o\">=<\/span>sysstat-collect.timer\r\n<span class=\"nv\">Also<\/span><span class=\"o\">=<\/span>sysstat-summary.timer\r\n<\/code><\/pre>\n<p>\u8bf7\u4f7f\u7528\u6c49\u8bed\u6bcd\u8bed\u91cd\u65b0\u8868\u8fbe\u4ee5\u4e0b\u5185\u5bb9\uff0c\u53ea\u9700\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \/usr\/lib\/systemd\/system\/sysstat-collect.service<\/span>\r\n<span class=\"c\"># (C) 2014 Tomasz Torcz &lt;tomek@pipebreaker.pl&gt;<\/span>\r\n<span class=\"c\">#<\/span>\r\n<span class=\"c\"># sysstat-11.7.3 systemd unit file:<\/span>\r\n<span class=\"c\">#        Collects system activity data<\/span>\r\n<span class=\"c\">#        Activated by sysstat-collect.timer unit<\/span>\r\n\r\n<span class=\"o\">[<\/span>Unit]\r\n<span class=\"nv\">Description<\/span><span class=\"o\">=<\/span>system activity accounting tool\r\n<span class=\"nv\">Documentation<\/span><span class=\"o\">=<\/span>man:sa1<span class=\"o\">(<\/span>8<span class=\"o\">)<\/span>\r\n<span class=\"nv\">After<\/span><span class=\"o\">=<\/span>sysstat.service\r\n\r\n<span class=\"o\">[<\/span>Service]\r\n<span class=\"nv\">Type<\/span><span class=\"o\">=<\/span>oneshot\r\n<span class=\"nv\">User<\/span><span class=\"o\">=<\/span>root\r\n<span class=\"nv\">ExecStart<\/span><span class=\"o\">=<\/span>\/usr\/lib64\/sa\/sa1 1 1\r\n<\/code><\/pre>\n<p>\u8bf7\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u53e5\u5b50\u6539\u5199\u6210\u672c\u5730\u5316\u7684\u8868\u8fbe\u65b9\u5f0f\uff1a<br \/>\n&#8220;Can you please turn off the lights before leaving?&#8221;<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \/usr\/lib\/systemd\/system\/sysstat-collect.timer<\/span>\r\n<span class=\"c\"># (C) 2014 Tomasz Torcz &lt;tomek@pipebreaker.pl&gt;<\/span>\r\n<span class=\"c\">#<\/span>\r\n<span class=\"c\"># sysstat-11.7.3 systemd unit file:<\/span>\r\n<span class=\"c\">#        Activates activity collector every 10 minutes<\/span>\r\n\r\n<span class=\"o\">[<\/span>Unit]\r\n<span class=\"nv\">Description<\/span><span class=\"o\">=<\/span>Run system activity accounting tool every 10 minutes\r\n\r\n<span class=\"o\">[<\/span>Timer]\r\n<span class=\"nv\">OnCalendar<\/span><span class=\"o\">=<\/span><span class=\"k\">*<\/span>:00\/10\r\n\r\n<span class=\"o\">[<\/span>Install]\r\n<span class=\"nv\">WantedBy<\/span><span class=\"o\">=<\/span>sysstat.service\r\n<\/code><\/pre>\n<p>\u7528sa1\u547d\u4ee4\u5c06\u8d44\u6e90\u4fe1\u606f\u630910\u5206\u949f\u5355\u4f4d\u4fdd\u5b58\u5230&#8221;\/var\/log\/sa\/saXX&#8221;\u3002<\/p>\n<p>\u8bf7\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u53e5\u5b50\u8fdb\u884c\u540c\u4e49\u6539\u5199\uff1a<br \/>\n\u8bf7\u53ea\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \/usr\/lib\/systemd\/system\/sysstat-summary.service<\/span>\r\n<span class=\"c\"># (C) 2014 Tomasz Torcz &lt;tomek@pipebreaker.pl&gt;<\/span>\r\n<span class=\"c\">#<\/span>\r\n<span class=\"c\"># sysstat-11.7.3 systemd unit file:<\/span>\r\n<span class=\"c\">#        Generates daily summary of process accounting<\/span>\r\n\r\n<span class=\"o\">[<\/span>Unit]\r\n<span class=\"nv\">Description<\/span><span class=\"o\">=<\/span>Generate a daily summary of process accounting\r\n<span class=\"nv\">Documentation<\/span><span class=\"o\">=<\/span>man:sa2<span class=\"o\">(<\/span>8<span class=\"o\">)<\/span>\r\n<span class=\"nv\">After<\/span><span class=\"o\">=<\/span>sysstat.service\r\n\r\n<span class=\"o\">[<\/span>Service]\r\n<span class=\"nv\">Type<\/span><span class=\"o\">=<\/span>oneshot\r\n<span class=\"nv\">User<\/span><span class=\"o\">=<\/span>root\r\n<span class=\"nv\">ExecStart<\/span><span class=\"o\">=<\/span>\/usr\/lib64\/sa\/sa2 <span class=\"nt\">-A<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u4ee5\u4e2d\u6587\u6765\u91ca\u4e49\u4ee5\u4e0b\u5185\u5bb9\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u7248\u672c\uff1a<\/p>\n<p>&#8220;The Great Wall of China is a historical landmark that stretches across the country, serving as a symbol of China&#8217;s rich history and cultural heritage. It was built as a defensive structure to protect the Chinese Empire from invasions and played a significant role in shaping China&#8217;s identity.&#8221;<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># \/usr\/lib\/systemd\/system\/sysstat-summary.timer<\/span>\r\n<span class=\"c\"># (C) 2014 Tomasz Torcz &lt;tomek@pipebreaker.pl&gt;<\/span>\r\n<span class=\"c\">#<\/span>\r\n<span class=\"c\"># sysstat-11.7.3 systemd unit file:<\/span>\r\n<span class=\"c\">#        Triggers daily summary generation.<\/span>\r\n<span class=\"c\">#        Activates sysstat-summary.service<\/span>\r\n\r\n<span class=\"o\">[<\/span>Unit]\r\n<span class=\"nv\">Description<\/span><span class=\"o\">=<\/span>Generate summary of yesterday<span class=\"s1\">'s process accounting\r\n\r\n[Timer]\r\nOnCalendar=00:07:00\r\n\r\n[Install]\r\nWantedBy=sysstat.service\r\n<\/span><\/code><\/pre>\n<p>7\u70b9\u6574\uff0c\u5c06\u901a\u8fc7sa2\u547d\u4ee4\u4fdd\u5b58\u7684\u4fe1\u606f\u6574\u7406\u4e3a\u62a5\u544a\u683c\u5f0f\uff0c\u5e76\u4fdd\u5b58\u5230&#8221;\/var\/log\/sa\/sarXX&#8221;\u3002<br \/>\n*XX\u4ee3\u8868\u65e5\u671f<br \/>\n*\u5982\u679c\u66f4\u6539\u4e86systemd\u7684timer\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u5176\u751f\u6548\u3002<\/p>\n<pre class=\"post-pre\"><code>systemctl daemon-reload\r\n<\/code><\/pre>\n<p>\u8bf7\u5c06\u4ee5\u4e0b\u53e5\u5b50\u7528\u4e2d\u6587\u8fdb\u884c\u672c\u5730\u5316\u6539\u5199\uff0c\u53ea\u9700\u8981\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a<\/p>\n<p>&#8220;Can you please help me with my homework?&#8221;<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\"># sysstat-11.7.3 configuration file.<\/span>\r\n\r\n<span class=\"c\"># How long to keep log files (in days).<\/span>\r\n<span class=\"c\"># If value is greater than 28, then use sadc's option -D to prevent older<\/span>\r\n<span class=\"c\"># data files from being overwritten. See sadc(8) and sysstat(5) manual pages.<\/span>\r\n<span class=\"nv\">HISTORY<\/span><span class=\"o\">=<\/span>28\r\n\r\n<span class=\"c\"># Compress (using xz, gzip or bzip2) sa and sar files older than (in days):<\/span>\r\n<span class=\"nv\">COMPRESSAFTER<\/span><span class=\"o\">=<\/span>31\r\n\r\n<span class=\"c\"># Parameters for the system activity data collector (see sadc manual page)<\/span>\r\n<span class=\"c\"># which are used for the generation of log files.<\/span>\r\n<span class=\"nv\">SADC_OPTIONS<\/span><span class=\"o\">=<\/span><span class=\"s2\">\" -S DISK\"<\/span>\r\n\r\n<span class=\"c\"># Directory where sa and sar files are saved. The directory must exist.<\/span>\r\n<span class=\"nv\">SA_DIR<\/span><span class=\"o\">=<\/span>\/var\/log\/sa\r\n\r\n<span class=\"c\"># Compression program to use.<\/span>\r\n<span class=\"nv\">ZIP<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"xz\"<\/span>\r\n\r\n<span class=\"c\"># By default sa2 script generates yesterday's summary, since the cron job<\/span>\r\n<span class=\"c\"># usually runs right after midnight. If you want sa2 to generate the summary<\/span>\r\n<span class=\"c\"># of the same day (for example when cron job runs at 23:53) set this variable.<\/span>\r\n<span class=\"c\">#YESTERDAY=no<\/span>\r\n\r\n<span class=\"c\"># By default sa2 script generates reports files (the so called sarDD files).<\/span>\r\n<span class=\"c\"># Set this variable to false to disable reports generation.<\/span>\r\n<span class=\"c\">#REPORTS=false<\/span>\r\n<\/code><\/pre>\n<h1>3. \u65e5\u5fd7\u6587\u4ef6\u7684\u4f4d\u7f6e<br \/>\n\u65e5\u5fd7\u6587\u4ef6\uff08\u8d44\u6e90\u4fe1\u606f\uff09\u5b58\u50a8\u5728var\/log\/sa\u76ee\u5f55\u4e0b\u3002<br \/>\n&#8220;saXX&#8221;\u6587\u4ef6\u662f\u5b9a\u671f\u83b7\u53d6\u7684\u8d44\u6e90\u4fe1\u606f\u4fdd\u5b58\u4e3a\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c&#8221;sarXX&#8221;\u662f\u57fa\u4e8e&#8221;saXX&#8221;\u7684\u4fe1\u606f\u751f\u6210\u7684\u6587\u672c\u6587\u4ef6\u3002<br \/>\n*XX\u8868\u793a\u65e5\u671f\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@CENTOS7 ~]# ls \/var\/log\/sa\r\nsa19  sa20  sa21  sar19  sar20\r\n[root@CENTOS7 ~]#\r\n<\/code><\/pre>\n<h1>4. \u67e5\u770bsa\u6587\u4ef6\uff08\u901a\u8fc7sar\u547d\u4ee4\uff09\u8981\u6d4f\u89c8sa\u6587\u4ef6\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u6587\u672c\u6587\u4ef6\u8fdb\u884c\u4fdd\u5b58\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<br \/>\nsar -A -f \u3010sa\u6587\u4ef6\uff08\u4e8c\u8fdb\u5236\u6587\u4ef6\uff09\u3011<br \/>\nsar -A -f \u3010sa\u6587\u4ef6\uff08\u4e8c\u8fdb\u5236\u6587\u4ef6\uff09\u3011 &gt; \u3010\u8f93\u51fa\u6587\u4ef6\u3011<br \/>\n\u203b-A\u8868\u793a\u663e\u793a\u6240\u6709\u4fe1\u606f\u3002\u8fd8\u53ef\u4ee5\u8fdb\u884c\u4ee5\u4e0b\u6307\u5b9a\u3002<\/p>\n<div>\n<div class=\"post-table\">\u30aa\u30d7\u30b7\u30e7\u30f3\u5185\u5bb9-bI\/O \u3068\u8ee2\u9001\u7387\u306e\u72b6\u6cc1-B\u30da\u30fc\u30b8\u30f3\u30b0\u306e\u72b6\u614b-d\u30d6\u30ed\u30c3\u30af\u30c7\u30d0\u30a4\u30b9\u306e\u72b6\u614b-qQ\u30ad\u30e5\u30fc\u306e\u9577\u3055\u3068\u30ed\u30fc\u30c9\u30a2\u30d9\u30ec\u30fc\u30b8\u306e\u72b6\u614b-r\u30e1\u30e2\u30ea\u5229\u7528\u7387\u306e\u72b6\u614b-R\u30e1\u30e2\u30ea\u306e\u72b6\u6cc1-S\u30b9\u30ef\u30c3\u30d7\u9818\u57df\u306e\u5229\u7528\u72b6\u6cc1-uCPU \u5229\u7528\u306e\u5229\u7528\u72b6\u6cc1-v\u30ab\u30fc\u30cd\u30eb\u306e\u30c6\u30fc\u30d6\u30eb\u72b6\u614b-w\u30bf\u30b9\u30af\u306e\u4f5c\u6210\u3068\u30b7\u30b9\u30c6\u30e0\u30b9\u30a4\u30c3\u30c1\u306e\u72b6\u614b-W\u30b9\u30ef\u30c3\u30d7\u306e\u72b6\u614b<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">[<\/span>root@CENTOS7 ~]# sar <span class=\"nt\">-A<\/span> <span class=\"nt\">-f<\/span> \/var\/log\/sa\/sa19 <span class=\"o\">&gt;<\/span> \/tmp\/sar19.txt\r\n<span class=\"o\">[<\/span>root@CENTOS7 ~]#\r\n<\/code><\/pre>\n<p>\u5bf9\u4e8eCentOS7\uff08sysstat\u7248\u672c10.1.5\uff09\uff0c\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528KSar\uff08\u53ef\u4ee5\u4ece\u300cksar\u9879\u76ee\u65e5\u672c\u8bed\u9876\u9875 &#8211; OSDN\u300d\u4e0b\u8f7d\uff09\u6765\u67e5\u770b\u56fe\u8868\u3002<\/p>\n<p>\u5728\u90a3\u65f6\u5019\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c06\u6587\u4ef6\u5bfc\u51fa\u3002<br \/>\nenv LANG=C sar -A -f \u3010sa\u6587\u4ef6\uff08\u4e8c\u8fdb\u5236\uff09\u3011 &gt; \u3010\u8f93\u51fa\u6587\u4ef6\u3011<\/p>\n<pre class=\"post-pre\"><code>[root@CENTOS7 ~]# env LANG=C sar -A -f \/var\/log\/sa\/sa19 &gt; \/tmp\/sar19_lang_c.txt\r\n[root@CENTOS7 ~]#\r\n<\/code><\/pre>\n<h1>5. \u4f7f\u7528sadf\u547d\u4ee4\u5c06sa\u6587\u4ef6\u4ee5TSV\u683c\u5f0f\u8f93\u51fa\u3002\u5982\u679c\u8981\u7528sar\u547d\u4ee4\u8fdb\u884c\u6d4f\u89c8\u548c\u6587\u4ef6\u8f93\u51fa\uff0c\u9700\u8981\u4ee5\u7a7a\u683c\u4f5c\u4e3a\u5206\u9694\u7b26\u3002\u5982\u679c\u60f3\u8981\u4ee5TSV\u683c\u5f0f\u8f93\u51fa\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528sadf\u547d\u4ee4\u3002<\/p>\n<p>sadf -T -p &#8212; -A \u3010.sa\u6587\u4ef6\uff08\u4e8c\u8fdb\u5236\uff09\u3011 &gt; \u3010\u8f93\u51fa\u6587\u4ef6\u3011<\/p>\n<p>-T\uff1a\u6642\u523b\u3092\u30ed\u30fc\u30ab\u30eb\u6642\u523b\u3067\u51fa\u529b\u3059\u308b<\/p>\n<p>-p\uff1aTSV\u5f62\u5f0f\u3067\u51fa\u529b\u3059\u308b<\/p>\n<p>&#8211;\uff1a\u3053\u308c\u4ee5\u964d\u306bsar\u30b3\u30de\u30f3\u30c9\u7528\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6e21\u305b\u308b\u3088\u3046\u306b\u3059\u308b<\/p>\n<p>-A\uff1a\u3059\u3079\u3066\u306e\u60c5\u5831\u3092\u51fa\u529b<\/p>\n<pre class=\"post-pre\"><code>[root@CENTOS7 ~]# sadf -T -p -- -A \/var\/log\/sa\/sa19 &gt; \/tmp\/sadf19.txt\r\n[root@CENTOS7 ~]#\r\n<\/code><\/pre>\n<p>sadf\u547d\u4ee4\u8fd8\u53ef\u4ee5\u901a\u8fc7\u9009\u9879\u8f93\u51faJSON\u683c\u5f0f\uff08-j\uff09\u6216XML\u683c\u5f0f\uff08-x\uff09\uff0c\u800c\u4e0d\u4ec5\u9650\u4e8eTSV\u683c\u5f0f\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u5728CentOS8\uff08sysstat\u7248\u672c\u4e3a11.7.3\uff09\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528-g\u9009\u9879\u4ee5SVG\u683c\u5f0f\u8f93\u51fa\u56fe\u8868\u3002SVG\u683c\u5f0f\u7684\u56fe\u8868\u53ef\u4ee5\u5728\u6d4f\u89c8\u5668\u4e2d\u67e5\u770b\u3002<\/p>\n<p>sadf -T -g &#8212; -A \u3010sa file (binary)\u3011 &gt; \u3010output file (in SVG format)\u3011<br \/>\n\u60b2\u4f24 -T -g &#8212; -A\u3010sa\u6587\u4ef6\uff08\u4e8c\u8fdb\u5236\uff09\u3011&gt;\u3010\u8f93\u51fa\u6587\u4ef6\uff08SVG\u683c\u5f0f\uff09\u3011<\/p>\n<pre class=\"post-pre\"><code>[root@centos8 ~]# sadf -T -g -- -A \/var\/log\/sa\/sa19 &gt; \/tmp\/sadf19.svg\r\n[root@centos8 ~]#\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c229ad0c9c81e0f5c2c8e\/56-0.png\" alt=\"sadf19.png\" \/><\/p>\n<h1>6. \u4f7f\u7528\u547d\u4ee4\u8bb0\u5f55\u65e5\u5fd7\u9664\u4e86cron\u548csystemd\u7684\u5b9a\u65f6\u5668\u8bbe\u7f6e\u4e4b\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u6765\u83b7\u53d6\u7c7b\u4f3csa\u6587\u4ef6\u7684\u8d44\u6e90\u4fe1\u606f\u3002<\/p>\n<p>\u5728\u4e2d\u6587\u4e2d\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\u6765\u8f6c\u8ff0\u4ee5\u4e0b\u547d\u4ee4\uff1a<br \/>\nsar -o datafile interval count &gt; \/dev\/null 2&gt;&amp;1 &amp;<\/p>\n<p>sar -o datafile \u6bcf\u9694 interval \u79d2\u8bb0\u5f55\u4e00\u6b21\u6570\u636e\uff0c\u8bb0\u5f55 count \u6b21\uff0c\u5c06\u8f93\u51fa\u91cd\u5b9a\u5411\u5230 \/dev\/null\uff0c\u5e76\u4e14\u5c06\u9519\u8bef\u4fe1\u606f\u4e5f\u91cd\u5b9a\u5411\u5230 \/dev\/null\uff0c\u7136\u540e\u5728\u540e\u53f0\u8fd0\u884c\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">interval\uff1a\u9593\u9694\uff08\u79d2\uff09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">count\uff1a\u56de\u6570<\/ul>\n<p>\u5982\u679c\u60f3\u8981\u4ee51\u79d2\u7684\u95f4\u9694\u83b7\u53d6\u6240\u6709\u8d44\u6e90\u4fe1\u606f\uff0c\u8bf7\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<br \/>\nsar -o \/tmp\/sa.out 1 &gt; \/dev\/null 2&gt;&amp;1 &amp;<\/p>\n<pre class=\"post-pre\"><code>[root@centos8 ~]# sar -o \/tmp\/sa.out 1 &gt; \/dev\/null 2&gt;&amp;1 &amp;\r\n[1] 2619\r\n[root@centos8 ~]#\r\n<\/code><\/pre>\n<p>\u83b7\u53d6\u8d44\u6e90\u4fe1\u606f\u540e\uff0c\u7ed3\u675f\u4efb\u52a1\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@centos8 ~]# jobs\r\n[1]+  \u5b9f\u884c\u4e2d               sar -o \/tmp\/sa.out 1 &gt; \/dev\/null 2&gt;&amp;1 &amp;\r\n[root@centos8 ~]# kill %1\r\n[root@centos8 ~]#\r\n<\/code><\/pre>\n<p>\u4e0e\u5e38\u89c4\u7684sa\u6587\u4ef6\u4e00\u6837\uff0c\u53ef\u4ee5\u4f7f\u7528sar\u547d\u4ee4\u6216sdaf\u547d\u4ee4\u8fdb\u884c\u67e5\u770b\u548c\u6587\u4ef6\u8f93\u51fa\u3002<\/p>\n<pre class=\"post-pre\"><code>[root@centos8 ~]# sar -A -f \/tmp\/sa.out &gt; \/tmp\/sar.txt\r\n[root@centos8 ~]# env LANG=C  sar -A -f \/tmp\/sa.out &gt; \/tmp\/sar_lang_c.txt\r\n[root@centos8 ~]# sadf -T -p -- -A \/tmp\/sa.out &gt; \/tmp\/sadf19.txt\r\n[root@centos8 ~]# sadf -T -g -- -A \/tmp\/sa.out &gt; \/tmp\/sadf19.svg\r\n[root@centos8 ~]#\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148sysstat\u662f\u4e00\u79cd\u7528\u4e8e\u5206\u6790Linux\u670d\u52a1\u5668\u8d1f\u8f7d\u7684\u76d1\u63a7\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u6765\u8c03\u67e5CPU\u8d1f\u8f7d\u3001\u78c1\u76d8I\/O\u4f7f\u7528\u7387\u3001\u5185\u5b58 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-28195","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528sysstat\uff08sar\u547d\u4ee4\uff09\u5bf9Linux\u6027\u80fd\u8fdb\u884c\u6d4b\u91cf\u7684\u7b14\u8bb0\uff08CentOS7\u3001CentOS8\uff09 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u4f7f\u7528sysstat\uff08sar\u547d\u4ee4\uff09\u5bf9Linux\u6027\u80fd\u8fdb\u884c\u6d4b\u91cf\u7684\u7b14\u8bb0\uff08CentOS7\u3001CentOS8\uff09\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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