{"id":36626,"date":"2026-10-14T08:00:48","date_gmt":"2026-10-14T00:00:48","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/how-to-use-sar-for-historical-server-performance\/"},"modified":"2026-10-15T11:04:31","modified_gmt":"2026-10-15T03:04:31","slug":"how-to-use-sar-for-historical-server-performance","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/how-to-use-sar-for-historical-server-performance\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 sar \u6aa2\u8996\u4f3a\u670d\u5668\u6b77\u53f2\u6548\u80fd"},"content":{"rendered":"\n<p>\n      \u7576\u4e00\u53f0 Linux \u7bc0\u9ede\u5728 02:00 \u8b8a\u6162\u6642\uff0c\u5373\u6642\u5de5\u5177\u5f80\u5f80\u5df2\u7d93\u4f86\u4e0d\u53ca\u4e86\u3002\u9019\u6b63\u662f sar \u4f3a\u670d\u5668\u6b77\u53f2\u6548\u80fd\u767c\u63ee\u4f5c\u7528\u7684\u5730\u65b9\u3002\u8207\u5176\u76ef\u8457\u5373\u6642\u5feb\u7167\uff0c\u4e0d\u5982\u8b93\u5de5\u7a0b\u5e2b\u56de\u6eaf\u6a5f\u5668\u5728\u66f4\u65e9\u6642\u9593\u5230\u5e95\u767c\u751f\u4e86\u4ec0\u9ebc\uff1aCPU \u6642\u9593\u662f\u5426\u4e3b\u8981\u6d88\u8017\u5728\u4f7f\u7528\u8005\u614b\uff0c\u8a18\u61b6\u9ad4\u58d3\u529b\u662f\u5426\u628a\u7cfb\u7d71\u63a8\u5411\u4e86\u4ea4\u63db\u5206\u5272\u5340\uff0c\u78c1\u789f\u4f47\u5217\u662f\u5426\u5df2\u7d93\u5f62\u6210\uff0c\u6216\u8005<a href=\"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/url-based-traffic-routing-with-japan-servers\/\" target=\"_blank\">\u7db2\u8def\u6d41\u91cf<\/a>\u662f\u5426\u5728\u540c\u4e00\u6642\u523b\u7a81\u7136\u98c6\u5347\u3002\u6838\u5fc3\u601d\u8def\u5176\u5be6\u5f88\u7c21\u55ae\uff1a\u6301\u7e8c\u63a1\u96c6\u8f15\u91cf\u7d1a\u6d3b\u52d5\u8a18\u9304\uff0c\u7136\u5f8c\u5728\u4e8b\u6545\u767c\u751f\u5f8c\u518d\u53bb\u8b80\u53d6\u5b83\u5011\u3002\u843d\u5be6\u5230\u5be6\u969b\u7dad\u904b\u4e2d\uff0c\u9019\u80fd\u628a\u300c<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/tokyo\/\" target=\"_blank\">\u4f3a\u670d\u5668<\/a>\u611f\u89ba\u5f88\u5361\u300d\u9019\u985e\u6a21\u7cca\u63cf\u8ff0\uff0c\u8b8a\u6210\u4e00\u689d\u771f\u6b63\u53ef\u4ee5\u9a57\u8b49\u7684\u6642\u9593\u7dda\u3002\n    <\/p>\n<h2><strong>\u70ba\u4ec0\u9ebc\u5728\u5373\u6642\u6307\u6a19\u4e0d\u5920\u7528\u6642 sar \u4f9d\u7136\u91cd\u8981<\/strong><\/h2>\n<p>\n      \u8a31\u591a\u5de5\u7a0b\u5e2b\u7fd2\u6163\u5148\u7528\u4e92\u52d5\u5f0f\u547d\u4ee4\uff0c\u56e0\u70ba\u5b83\u5011\u76f4\u89c0\u3001\u5373\u6642\u3001\u719f\u6089\u3002\u4f46\u5b83\u5011\u7684\u5f31\u9ede\u4e5f\u5f88\u660e\u986f\uff1a\u6642\u6a5f\u3002\u4e00\u65e6\u67d0\u6b21\u904e\u8f09\u53ea\u6301\u7e8c\u4e86\u5341\u5206\u9418\uff0c\u4e26\u4e14\u5728\u4efb\u4f55\u4eba\u767b\u5165\u4e4b\u524d\u5c31\u7d50\u675f\u4e86\uff0c\u90a3\u9ebc\u87a2\u5e55\u4e0a\u7684\u8b49\u64da\u4e5f\u5c31\u96a8\u4e4b\u6d88\u5931\u3002\u6b77\u53f2\u63a1\u96c6\u5de5\u5177\u900f\u904e\u628a\u9031\u671f\u6027\u53d6\u6a23\u5beb\u5165\u6bcf\u65e5\u6a94\u6848\uff0c\u5f4c\u88dc\u4e86\u9019\u500b\u7f3a\u53e3\uff0c\u5f8c\u7e8c\u9084\u53ef\u4ee5\u900f\u904e\u6709\u91dd\u5c0d\u6027\u7684\u67e5\u8a62\u9032\u884c\u56de\u653e\u3002\u6839\u64da Linux \u7684 <code>sar<\/code> \u624b\u518a\u9801\uff0c\u8a72\u5de5\u5177\u4e0d\u50c5\u80fd\u986f\u793a\u5373\u6642\u6a23\u672c\uff0c\u9084\u80fd\u5f9e\u6bcf\u65e5\u6d3b\u52d5\u6a94\u6848\u4e2d\u5c55\u793a\u5df2\u4fdd\u5b58\u7684 CPU\u3001\u8a18\u61b6\u9ad4\u3001I\/O \u548c\u7db2\u8def\u7d71\u8a08\u8cc7\u8a0a\u3002\n    <\/p>\n<p>\n      \u9019\u7a2e\u5de5\u4f5c\u65b9\u5f0f\u7279\u5225\u9069\u5408\u5b58\u5728\u6392\u7a0b\u4efb\u52d9\u3001\u5099\u4efd\u6642\u6bb5\u3001\u6279\u6b21\u532f\u5165\u3001\u5206\u6790\u6d41\u7a0b\uff0c\u6216\u8005\u4f7f\u7528\u8005\u884c\u70ba\u660e\u986f\u96c6\u4e2d\u5728\u67d0\u500b\u6642\u5340\u7684\u6d41\u91cf\u9ad8\u5cf0\u5834\u666f\u3002\u56e0\u70ba\u6b64\u6642\u771f\u6b63\u7684\u554f\u984c\u901a\u5e38\u4e0d\u662f\u300c\u73fe\u5728\u767c\u751f\u4e86\u4ec0\u9ebc\u300d\uff0c\u800c\u662f\u300c\u6545\u969c\u6642\u6bb5\u671f\u9593\u767c\u751f\u4e86\u4ec0\u9ebc\u300d\u3002\u6b63\u662f\u9019\u7a2e\u601d\u8def\u8f49\u8b8a\uff0c\u8b93 sar \u5728\u5e95\u5c64\u7dad\u904b\u5de5\u4f5c\u4e2d\u59cb\u7d42\u9817\u53d7\u9752\u775e\u3002\n    <\/p>\n<h2><strong>sar \u5982\u4f55\u5132\u5b58\u6b77\u53f2\u8cc7\u6599<\/strong><\/h2>\n<p>\n      sar \u5c6c\u65bc sysstat \u5de5\u5177\u96c6\uff0c\u4e26\u4f9d\u8cf4\u80cc\u666f\u8cc7\u6599\u63a1\u96c6\u6a5f\u5236\u3002\u63a1\u96c6\u5668\u6703\u5beb\u5165\u6bcf\u65e5\u6d3b\u52d5\u6a94\u6848\uff0c\u5e38\u898b\u8def\u5f91\u662f <code>\/var\/log\/sa<\/code>\u3002sysstat \u624b\u518a\u8aaa\u660e\u4e86\u5176\u9810\u8a2d\u547d\u540d\u6a21\u5f0f\u70ba <code>saDD<\/code>\uff0c\u5373\u8cc7\u6599\u6a94\u6848\u6309\u65e5\u671f\u7de8\u865f\uff1b\u540c\u6642\u4e5f\u63d0\u5230\uff0c\u5982\u679c\u9700\u8981\u66f4\u9577\u7684\u4fdd\u7559\u9031\u671f\uff0c\u53ef\u4ee5\u5207\u63db\u70ba\u57fa\u65bc\u5b8c\u6574\u65e5\u671f\u7684\u547d\u540d\u683c\u5f0f\uff0c\u4f8b\u5982 <code>saYYYYMMDD<\/code>\u3002\n    <\/p>\n<p>\n      \u5c0d\u7dad\u904b\u4eba\u54e1\u4f86\u8aaa\uff0c\u9019\u610f\u5473\u8457\u5169\u500b\u5f88\u5be6\u969b\u7684\u7d50\u8ad6\uff1a\n    <\/p>\n<ul>\n<li>\u53ea\u6709\u5728\u4e8b\u6545\u767c\u751f\u524d\u5df2\u555f\u7528\u63a1\u96c6\u6642\uff0c\u6b77\u53f2\u53ef\u898b\u6027\u624d\u771f\u6b63\u5b58\u5728\u3002<\/li>\n<li>\u4fdd\u7559\u7b56\u7565\u6c7a\u5b9a\u4e86\u6392\u67e5\u6642\u6700\u65e9\u53ef\u4ee5\u8ffd\u6eaf\u5230\u4ec0\u9ebc\u6642\u5019\u3002<\/li>\n<\/ul>\n<p>\n      \u5982\u679c\u4e00\u53f0\u4e3b\u6a5f\u5df2\u7d93\u904b\u884c\u4e86\u5e7e\u500b\u6708\uff0c\u4f46\u6d3b\u52d5\u63a1\u96c6\u529f\u80fd\u59cb\u7d42\u6c92\u6709\u555f\u7528\uff0c\u90a3\u9ebc sar \u4e5f\u7121\u6cd5\u6191\u7a7a\u9084\u539f\u5931\u53bb\u7684\u904e\u53bb\u3002\u5b83\u8b80\u53d6\u7684\u662f\u5df2\u7d93\u8a18\u9304\u4e0b\u4f86\u7684\u7cfb\u7d71\u6d3b\u52d5\uff0c\u800c\u4e0d\u662f\u63a8\u65b7\u7f3a\u5931\u7684\u9059\u6e2c\u8cc7\u6599\u3002\n    <\/p>\n<h2><strong>\u5728\u4fe1\u4efb\u9019\u500b\u5de5\u5177\u4e4b\u524d\uff0c\u5148\u78ba\u8a8d\u63a1\u96c6\u5df2\u555f\u7528<\/strong><\/h2>\n<p>\n      \u5728\u628a sar \u7d0d\u5165\u4e8b\u6545\u8655\u7406\u6d41\u7a0b\u4e4b\u524d\uff0c\u5148\u78ba\u8a8d\u7bc0\u9ede\u78ba\u5be6\u5728\u6301\u7e8c\u8a18\u9304\u8cc7\u6599\u3002\u4e00\u500b\u6700\u5c0f\u5316\u7684\u6aa2\u67e5\u6d41\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u6b65\uff1a\n    <\/p>\n<ol>\n<li>\u6aa2\u67e5\u547d\u4ee4\u672c\u8eab\u662f\u5426\u5b58\u5728\u3002<\/li>\n<li>\u78ba\u8a8d\u6bcf\u65e5\u6a94\u6848\u662f\u5426\u6b63\u5728\u6301\u7e8c\u66f4\u65b0\u3002<\/li>\n<li>\u6aa2\u67e5\u4fdd\u7559\u7b56\u7565\uff0c\u907f\u514d\u820a\u8a18\u9304\u904e\u65e9\u6d88\u5931\u3002<\/li>\n<\/ol>\n<p>\n      \u4e00\u7d44\u7c21\u6f54\u7684\u547d\u4ee4\u901a\u5e38\u5c31\u8db3\u5920\u4e86\uff1a\n    <\/p>\n<ul>\n<li><code>sar -V<\/code><\/li>\n<li><code>ls -lh \/var\/log\/sa\/<\/code><\/li>\n<li><code>sar -u<\/code><\/li>\n<\/ul>\n<p>\n      sysstat FAQ \u4e5f\u6307\u51fa\uff0csar \u8cc7\u6599\u901a\u5e38\u4fdd\u5b58\u5728 <code>\/var\/log\/sa\/saDD<\/code> \u4e2d\uff0c\u4e00\u65e6\u9019\u4e9b\u6a94\u6848\u5b58\u5728\uff0csar \u5c31\u80fd\u5920\u986f\u793a\u5176\u4e2d\u4fdd\u5b58\u7684\u7d71\u8a08\u8cc7\u8a0a\u3002([sysstat.github.io])\n    <\/p>\n<h2><strong>\u8b80\u53d6 CPU \u6b77\u53f2\u8cc7\u6599\uff0c\u800c\u4e0d\u662f\u9760\u731c<\/strong><\/h2>\n<p>\n      CPU \u901a\u5e38\u662f\u6392\u67e5\u7684\u7b2c\u4e00\u7ad9\uff0c\u4f46\u771f\u6b63\u7684\u9677\u9631\u5728\u65bc\u628a\u4e00\u5207\u90fd\u7c97\u66b4\u5730\u6b78\u7d50\u70ba\u300cCPU \u9ad8\u300d\u3002\u6b77\u53f2\u5206\u6790\u66f4\u6709\u6548\u7684\u65b9\u5f0f\uff0c\u662f\u628a CPU \u72c0\u614b\u62c6\u958b\u4f86\u770b\u3002\u900f\u904e <code>sar -u<\/code>\uff0c\u6700\u503c\u5f97\u95dc\u6ce8\u7684\u6b04\u4f4d\u901a\u5e38\u662f\u4f7f\u7528\u8005\u614b\u6642\u9593\u3001\u7cfb\u7d71\u614b\u6642\u9593\u3001\u9592\u7f6e\u6642\u9593\u4ee5\u53ca I\/O \u7b49\u5f85\u6642\u9593\u3002\u624b\u518a\u9801\u5c0d\u9019\u4e9b CPU \u4f7f\u7528\u7387\u8996\u5716\u6709\u6e05\u6670\u8aaa\u660e\uff0c\u4e26\u660e\u78ba\u6307\u51fa sar \u5c31\u662f\u70ba\u4e86\u5f9e\u4fdd\u5b58\u7684\u6bcf\u65e5\u6a94\u6848\u4e2d\u5c55\u793a\u9019\u985e\u6307\u6a19\u800c\u8a2d\u8a08\u7684\u3002([man7.org])\n    <\/p>\n<p>\n      \u5e38\u898b\u4e14\u503c\u5f97\u95dc\u6ce8\u7684\u6a21\u5f0f\u5305\u62ec\uff1a\n    <\/p>\n<ul>\n<li>\u4f7f\u7528\u8005\u614b\u6642\u9593\u504f\u9ad8\uff0c\u901a\u5e38\u8aaa\u660e\u61c9\u7528\u7a0b\u5f0f\u7a0b\u5f0f\u78bc\u672c\u8eab\u8a08\u7b97\u5bc6\u96c6\u3002<\/li>\n<li>\u7cfb\u7d71\u614b\u6642\u9593\u504f\u9ad8\uff0c\u53ef\u80fd\u610f\u5473\u8457\u6838\u5fc3\u5c64\u6d3b\u52d5\u8f03\u91cd\uff0c\u4f8b\u5982\u5c01\u5305\u8655\u7406\u6216\u6a94\u6848\u7cfb\u7d71\u58d3\u529b\u3002<\/li>\n<li>I\/O \u7b49\u5f85\u6642\u9593\u504f\u9ad8\uff0c\u5f80\u5f80\u8aaa\u660e\u771f\u6b63\u7684\u74f6\u9838\u4e0d\u5728 CPU\uff0c\u800c\u5728\u65bc\u5132\u5b58\u5ef6\u9072\u62d6\u6162\u4e86\u57f7\u884c\u3002<\/li>\n<li>\u9592\u7f6e\u6642\u9593\u5728\u8f03\u9577\u6642\u9593\u7a97\u5167\u6301\u7e8c\u5f88\u4f4e\uff0c\u5247\u66f4\u63a5\u8fd1\u771f\u5be6\u98fd\u548c\uff0c\u800c\u4e0d\u662f\u77ed\u6642\u7a81\u767c\u3002<\/li>\n<\/ul>\n<p>\n      \u5e38\u7528\u547d\u4ee4\u793a\u4f8b\u5982\u4e0b\uff1a\n    <\/p>\n<ul>\n<li><code>sar -u<\/code>\uff1a\u6aa2\u8996\u7576\u5929\u8cc7\u6599<\/li>\n<li><code>sar -u -s 10:00:00 -e 11:00:00<\/code>\uff1a\u6aa2\u8996\u6307\u5b9a\u6642\u9593\u7bc4\u570d<\/li>\n<li><code>sar -u -f \/var\/log\/sa\/sa14<\/code>\uff1a\u6aa2\u8996\u6307\u5b9a\u4fdd\u5b58\u6a94\u6848<\/li>\n<\/ul>\n<p>\n      \u66f4\u300c\u6975\u5ba2\u300d\u7684\u505a\u6cd5\u662f\u505a\u95dc\u806f\u5206\u6790\u3002\u55ae\u770b CPU \u6578\u503c\uff0c\u5e7e\u4e4e\u5f9e\u4f86\u90fd\u4e0d\u662f\u5b8c\u6574\u7b54\u6848\u3002\u5982\u679c I\/O \u7b49\u5f85\u5347\u9ad8\u4e14\u541e\u5410\u4e0b\u964d\uff0c\u5c31\u61c9\u8a72\u9806\u8457\u93c8\u8def\u53bb\u770b\u5340\u584a\u88dd\u7f6e\u8cc7\u6599\uff0c\u800c\u4e0d\u662f\u904e\u65e9\u628a\u8cac\u4efb\u63a8\u7d66\u6392\u7a0b\u5668\u6216\u57f7\u884c\u968e\u6bb5\u74b0\u5883\u3002\n    <\/p>\n<h2><strong>\u6aa2\u67e5\u8a18\u61b6\u9ad4\u58d3\u529b\uff0c\u800c\u4e0d\u53ea\u662f\u76ef\u8457\u5269\u9918\u8a18\u61b6\u9ad4<\/strong><\/h2>\n<p>\n      \u8a18\u61b6\u9ad4\u6392\u969c\u4e4b\u6240\u4ee5\u5bb9\u6613\u6df7\u4e82\uff0c\u5f88\u5927\u7a0b\u5ea6\u4e0a\u662f\u56e0\u70ba\u5f88\u591a\u4eba\u904e\u5ea6\u57f7\u8457\u65bc\u67d0\u4e00\u500b\u300c\u5269\u9918\u8a18\u61b6\u9ad4\u300d\u6578\u5b57\u3002\u66f4\u6709\u50f9\u503c\u7684\u6b77\u53f2\u8a18\u61b6\u9ad4\u5206\u6790\uff0c\u61c9\u8a72\u95dc\u6ce8\u4e00\u6bb5\u6642\u9593\u5167\u7684\u58d3\u529b\u8b8a\u5316\u3002\u85c9\u52a9 <code>sar -r<\/code> \u4ee5\u53ca\u9762\u5411\u4ea4\u63db\u5206\u5272\u5340\u7684\u8996\u5716\uff0c\u4f8b\u5982 <code>sar -S<\/code>\uff0c\u4f60\u53ef\u4ee5\u89c0\u5bdf\u7cfb\u7d71\u662f\u5426\u4e00\u76f4\u4fdd\u7559\u4e86\u8db3\u5920\u9918\u91cf\u3001\u5feb\u53d6\u662f\u5426\u6b63\u5e38\u56de\u6536\uff0c\u4ee5\u53ca\u5728\u6545\u969c\u6642\u6bb5\u4ea4\u63db\u5206\u5272\u5340\u662f\u5426\u88ab\u6372\u5165\u3002sar \u7684\u76f8\u95dc\u6587\u4ef6\u4e5f\u5c07\u8a18\u61b6\u9ad4\u5831\u544a\u5217\u70ba\u5176\u6a19\u6e96\u4fdd\u5b58\u6307\u6a19\u4e4b\u4e00\u3002([man7.org])\n    <\/p>\n<p>\n      \u4ee5\u4e0b\u8a0a\u865f\u901a\u5e38\u503c\u5f97\u9032\u4e00\u6b65\u6df1\u6316\uff1a\n    <\/p>\n<ol>\n<li>\u8a18\u61b6\u9ad4\u4f7f\u7528\u91cf\u7de9\u6162\u4e0a\u5347\uff0c\u4e26\u4e14\u5728\u5de5\u4f5c\u8ca0\u8f09\u7d50\u675f\u5f8c\u4ecd\u4e0d\u56de\u843d\u3002<\/li>\n<li>\u5728\u5ef6\u9072\u5c16\u5cf0\u51fa\u73fe\u6642\uff0c\u4ea4\u63db\u5206\u5272\u5340\u4f7f\u7528\u91cf\u540c\u6b65\u589e\u9577\u3002<\/li>\n<li>\u5feb\u53d6\u7e2e\u5c0f\u7684\u540c\u6642\u78c1\u789f\u8b80\u53d6\u589e\u52a0\uff0c\u9019\u5f80\u5f80\u6697\u793a\u5de5\u4f5c\u96c6\u6b63\u5728\u983b\u7e41\u6296\u52d5\u3002<\/li>\n<\/ol>\n<p>\n      \u4e00\u500b\u5f88\u7a69\u59a5\u7684\u9664\u932f\u7fd2\u6163\uff0c\u662f\u628a\u8a18\u61b6\u9ad4\u548c\u78c1\u789f\u6b77\u53f2\u653e\u5728\u4e00\u8d77\u5c0d\u7167\u770b\u3002\u4e00\u65e6\u4ea4\u63db\u5206\u5272\u5340\u9032\u5165\u554f\u984c\u73fe\u5834\uff0c\u5ef6\u9072\u5c31\u53ef\u80fd\u51fa\u73fe\u5728\u8ddd\u96e2\u539f\u59cb\u8a18\u61b6\u9ad4\u6d88\u8017\u884c\u7a0b\u5f88\u9060\u7684\u5730\u65b9\u3002\u6b77\u53f2\u8a18\u9304\u80fd\u5e6b\u52a9\u4f60\u628a\u9019\u7a2e\u6eef\u5f8c\u6548\u61c9\u62c6\u89e3\u6e05\u695a\u3002\n    <\/p>\n<h2><strong>\u5229\u7528\u78c1\u789f\u6307\u6a19\u89e3\u91cb\u5361\u9813\u548c\u9577\u5c3e\u5ef6\u9072<\/strong><\/h2>\n<p>\n      \u7576\u7cfb\u7d71\u611f\u89ba\u5f88\u6162\uff0c\u4f46 CPU \u53c8\u6c92\u6709\u88ab\u5b8c\u5168\u6253\u6eff\u6642\uff0c\u5132\u5b58\u901a\u5e38\u5c31\u662f\u4e0b\u4e00\u500b\u91cd\u9ede\u61f7\u7591\u5c0d\u8c61\u3002sar \u63d0\u4f9b\u4e86\u5340\u584a\u88dd\u7f6e\u6d3b\u52d5\u548c\u50b3\u8f38\u7d71\u8a08\u8cc7\u8a0a\uff0c\u53ef\u4ee5\u5e6b\u52a9\u5224\u65b7\u6a5f\u5668\u5230\u5e95\u662f\u5728\u8a08\u7b97\uff0c\u9084\u662f\u5927\u591a\u6578\u6642\u9593\u90fd\u5728\u7b49\u5f85\u8b80\u5beb\u5b8c\u6210\u3002\u7dad\u904b\u4eba\u54e1\u901a\u5e38\u6703\u4f7f\u7528 <code>sar -d<\/code> \u6aa2\u8996\u88dd\u7f6e\u6d3b\u52d5\uff0c\u4f7f\u7528 <code>sar -b<\/code> \u6aa2\u8996\u9762\u5411\u50b3\u8f38\u7684\u5f59\u7e3d\u8cc7\u8a0a\u3002\n    <\/p>\n<p>\n      \u503c\u5f97\u95dc\u6ce8\u7684\u73fe\u8c61\u5305\u62ec\uff1a\n    <\/p>\n<ul>\n<li>\u4ea4\u6613\u901f\u7387\u4e0a\u5347\uff0c\u4e26\u4e14\u8207\u67d0\u500b\u6279\u6b21\u4efb\u52d9\u6216\u5c01\u5b58\u4efb\u52d9\u7684\u6642\u9593\u4e00\u81f4\u3002<\/li>\n<li>\u8b80\u5beb\u6d3b\u52d5\u660e\u986f\u4e0d\u5c0d\u7a31\uff0c\u4e26\u4e14\u8207\u61c9\u7528\u884c\u70ba\u7279\u5fb5\u543b\u5408\u3002<\/li>\n<li>CPU \u8996\u5716\u4e2d\u7684 I\/O \u7b49\u5f85\u5347\u9ad8\uff0c\u540c\u6642\u5340\u584a\u88dd\u7f6e\u6d3b\u52d5\u4e5f\u5728\u589e\u5f37\u3002<\/li>\n<\/ul>\n<p>\n      \u6b77\u53f2\u5132\u5b58\u5206\u6790\u66f4\u95dc\u6ce8\u6301\u7e8c\u6027\u722d\u7528\uff0c\u800c\u4e0d\u662f\u5b64\u7acb\u5cf0\u503c\u3002\u4e00\u6b21\u77ed\u66ab\u7a81\u767c\u672a\u5fc5\u6709\u5bb3\uff0c\u800c\u4e00\u6bb5\u6301\u7e8c\u8f03\u9577\u7684\u58d3\u529b\u5e73\u53f0\u901a\u5e38\u5c31\u4e0d\u662f\u5c0f\u4e8b\u4e86\u3002\u7121\u8ad6\u662f\u5728\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u9084\u662f\u4f3a\u670d\u5668\u8a17\u7ba1\u74b0\u5883\uff0c\u9019\u7a2e\u5dee\u7570\u90fd\u5f88\u95dc\u9375\uff0c\u56e0\u70ba\u5373\u4fbf\u7bc0\u9ede\u4e0a\u7684\u75c7\u72c0\u770b\u8d77\u4f86\u4e00\u6a23\uff0c\u6839\u56e0\u6240\u5728\u5c64\u6b21\u4e5f\u53ef\u80fd\u5b8c\u5168\u4e0d\u540c\u3002\n    <\/p>\n<h2><strong>\u8de8\u6642\u9593\u8996\u7a97\u8ffd\u8e64\u7db2\u8def\u884c\u70ba<\/strong><\/h2>\n<p>\n      \u7db2\u8def\u554f\u984c\u6700\u64c5\u9577\u507d\u88dd\u6210\u61c9\u7528\u554f\u984c\u3002\u4e00\u6b21\u8acb\u6c42\u903e\u6642\u767c\u751f\u5f8c\uff0c\u5f88\u591a\u4eba\u7b2c\u4e00\u53cd\u61c9\u662f\u5148\u7ffb\u65e5\u8a8c\uff0c\u800c\u4e0d\u662f\u5148\u770b\u7db2\u5361\u6b77\u53f2\u3002sar \u7684\u50f9\u503c\u5c31\u5728\u65bc\uff0c\u5b83\u53ef\u4ee5\u900f\u904e <code>sar -n DEV<\/code> \u9019\u985e\u8996\u5716\u66b4\u9732\u88dd\u7f6e\u5c64\u7d1a\u8a08\u6578\u5668\u3002sysstat FAQ \u4e5f\u6307\u51fa\uff0csar \u65e2\u53ef\u4ee5\u5f9e\u4fdd\u5b58\u7684\u8cc7\u6599\u6a94\u6848\u4e2d\u5831\u544a\u7db2\u8def\u88dd\u7f6e\u4f7f\u7528\u7387\uff0c\u4e5f\u53ef\u4ee5\u5728\u5373\u6642\u6a21\u5f0f\u4e0b\u9032\u884c\u5c55\u793a\u3002\n    <\/p>\n<p>\n      \u6b77\u53f2\u7db2\u8def\u56de\u9867\u5c0d\u65bc\u767c\u73fe\u4ee5\u4e0b\u73fe\u8c61\u5f88\u6709\u5e6b\u52a9\uff1a\n    <\/p>\n<ul>\n<li>\u8207\u767c\u4f48\u3001\u722c\u87f2\u6216\u540c\u6b65\u4efb\u52d9\u76f8\u543b\u5408\u7684\u6d41\u91cf\u7a81\u767c\u3002<\/li>\n<li>\u6545\u969c\u6642\u6bb5\u671f\u9593\u63a5\u6536\u6216\u50b3\u9001\u6d41\u91cf\u7684\u5287\u70c8\u8b8a\u5316\u3002<\/li>\n<li>\u80fd\u5920\u89e3\u91cb\u5c01\u5305\u8655\u7406\u578b\u7cfb\u7d71\u614b\u6642\u9593\u5347\u9ad8\u7684\u4ecb\u9762\u5c64\u7d1a\u7570\u5e38\u3002<\/li>\n<\/ul>\n<p>\n      \u5c0d\u65bc\u670d\u52d9\u5730\u7406\u5206\u5e03\u5ee3\u6cdb\u4f7f\u7528\u8005\u7fa4\u7684\u5de5\u7a0b\u5e2b\u4f86\u8aaa\uff0c\u9019\u7a2e\u8996\u5716\u5c24\u5176\u6709\u555f\u767c\u6027\uff0c\u56e0\u70ba\u4f7f\u7528\u8005\u9700\u6c42\u5f80\u5f80\u6703\u5728\u672c\u5730\u5de5\u4f5c\u6642\u9593\u9644\u8fd1\u9ad8\u5ea6\u96c6\u4e2d\u3002\u4e00\u65e6\u9019\u7a2e\u7bc0\u5f8b\u8b8a\u5f97\u53ef\u898b\uff0c\u5bb9\u91cf\u898f\u5283\u5c31\u80fd\u5c11\u4e00\u4e9b\u88ab\u52d5\u88dc\u6551\uff0c\u591a\u4e00\u4e9b\u4e3b\u52d5\u8a2d\u8a08\u3002\n    <\/p>\n<h2><strong>\u67e5\u8a62\u7cbe\u78ba\u7684\u6545\u969c\u6642\u9593\u8996\u7a97<\/strong><\/h2>\n<p>\n      \u6700\u6709\u6548\u7387\u7684 sar \u6392\u67e5\u901a\u5e38\u90fd\u5f9e\u4e00\u500b\u660e\u78ba\u6642\u9593\u6233\u8a18\u958b\u59cb\u3002\u8207\u5176\u901a\u8b80\u6574\u6574\u4e00\u5929\u7684\u8cc7\u6599\uff0c\u4e0d\u5982\u628a\u67e5\u8a62\u7bc4\u570d\u6536\u7a84\u5230\u6545\u969c\u767c\u751f\u524d\u3001\u767c\u751f\u6642\u548c\u6062\u5fa9\u5f8c\u7684\u90a3\u6bb5\u6642\u9593\u3002\u9019\u6a23\u505a\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u8a0a\u865f\u5f37\u5ea6\uff0c\u6e1b\u5c11\u96dc\u8a0a\u5e72\u64fe\u3002\n    <\/p>\n<p>\n      \u4e00\u500b\u5be6\u7528\u7684\u6392\u67e5\u9806\u5e8f\u901a\u5e38\u5982\u4e0b\uff1a\n    <\/p>\n<ol>\n<li>\u5148\u770b\u6545\u969c\u8996\u7a97\u5167\u7684 CPU\u3002<\/li>\n<li>\u518d\u770b\u540c\u4e00\u6642\u9593\u6bb5\u5167\u7684\u8a18\u61b6\u9ad4\u548c\u4ea4\u63db\u5206\u5272\u5340\u3002<\/li>\n<li>\u63a5\u8457\u5c0d\u7167\u76f8\u540c\u6642\u9593\u6233\u8a18\u4e0b\u7684\u78c1\u789f\u548c\u7db2\u8def\u6d3b\u52d5\u3002<\/li>\n<li>\u6700\u5f8c\u624d\u9032\u5165\u884c\u7a0b\u5c64\u7d1a\u6216\u61c9\u7528\u5c64\u7d1a\u5de5\u5177\u3002<\/li>\n<\/ol>\n<p>\n      \u793a\u4f8b\u547d\u4ee4\u5982\u4e0b\uff1a\n    <\/p>\n<ul>\n<li><code>sar -u -s 14:00:00 -e 14:20:00<\/code><\/li>\n<li><code>sar -r -s 14:00:00 -e 14:20:00<\/code><\/li>\n<li><code>sar -d -s 14:00:00 -e 14:20:00<\/code><\/li>\n<li><code>sar -n DEV -s 14:00:00 -e 14:20:00<\/code><\/li>\n<\/ul>\n<p>\n      \u9019\u7a2e\u4ee5\u6642\u9593\u70ba\u908a\u754c\u7684\u65b9\u5f0f\uff0c\u80fd\u8b93\u8f38\u51fa\u66f4\u50cf\u4e00\u4efd\u7cfb\u7d71\u884c\u70ba\u8ecc\u8de1\uff0c\u800c\u4e0d\u662f\u4e00\u5835\u96a8\u610f\u5806\u758a\u7684\u8a08\u6578\u5668\u9ad8\u7246\u3002\n    <\/p>\n<h2><strong>\u7576\u4eca\u5929\u7684\u8cc7\u6599\u7121\u95dc\u6642\uff0c\u76f4\u63a5\u6253\u958b\u820a\u7684\u6bcf\u65e5\u6a94\u6848<\/strong><\/h2>\n<p>\n      \u67d0\u4e9b\u6545\u969c\u5f80\u5f80\u5728\u4e8b\u5f8c\u5f88\u4e45\u624d\u88ab\u901a\u5831\uff0c\u5c24\u5176\u662f\u5728\u6c92\u6709\u5168\u5929\u5019\u4eba\u5de5\u503c\u5b88\u7684\u74b0\u5883\u4e2d\u3002\u6b64\u6642\uff0c\u6b63\u78ba\u505a\u6cd5\u901a\u5e38\u662f\u4f7f\u7528 <code>-f<\/code> \u9078\u9805\u76f4\u63a5\u6253\u958b\u4fdd\u5b58\u597d\u7684\u6bcf\u65e5\u6a94\u6848\u3002sysstat \u6587\u4ef6\u8aaa\u660e\uff0csar \u53ef\u4ee5\u986f\u793a\u6b64\u524d\u4fdd\u5b58\u5728\u9019\u4e9b\u6a94\u6848\u4e2d\u7684\u7d71\u8a08\u8cc7\u8a0a\uff0c\u800c\u9019\u6b63\u662f\u56de\u6eaf\u6027\u5206\u6790\u7684\u57fa\u790e\u3002\n    <\/p>\n<p>\n      \u5e38\u898b\u793a\u4f8b\u5982\u4e0b\uff1a\n    <\/p>\n<ul>\n<li><code>sar -u -f \/var\/log\/sa\/sa13<\/code><\/li>\n<li><code>sar -r -f \/var\/log\/sa\/sa13<\/code><\/li>\n<li><code>sar -n DEV -f \/var\/log\/sa\/sa13<\/code><\/li>\n<\/ul>\n<p>\n      \u5982\u679c\u9700\u8981\u8f03\u9577\u4fdd\u7559\u9031\u671f\uff0c\u5c31\u61c9\u6aa2\u67e5\u914d\u7f6e\u7684\u6b77\u53f2\u4fdd\u7559\u7b56\u7565\u3002sysstat \u624b\u518a\u89e3\u91cb\u4e86\uff0c\u4fdd\u7559\u7531\u6b77\u53f2\u8a2d\u5b9a\u63a7\u5236\uff0c\u8d85\u904e\u914d\u7f6e\u5929\u6578\u7684\u6a94\u6848\u6703\u88ab\u81ea\u52d5\u6e05\u7406\u3002\n    <\/p>\n<h2><strong>\u7576 sar \u770b\u8d77\u4f86\u6c92\u7528\u6642\uff0c\u5e38\u898b\u7684\u5931\u6557\u6a21\u5f0f\u6709\u54ea\u4e9b<\/strong><\/h2>\n<p>\n      sar \u8b93\u4eba\u5931\u671b\uff0c\u901a\u5e38\u4e0d\u662f\u56e0\u70ba\u5de5\u5177\u80fd\u529b\u4e0d\u5920\uff0c\u800c\u662f\u56e0\u70ba\u7dad\u904b\u6d41\u7a0b\u51fa\u4e86\u554f\u984c\u3002\u6700\u5e38\u898b\u7684\u9677\u9631\u5f80\u5f80\u975e\u5e38\u898f\u5f8b\uff1a\n    <\/p>\n<ul>\n<li>\u5f9e\u672a\u555f\u7528\u63a1\u96c6\uff0c\u56e0\u6b64\u6839\u672c\u6c92\u6709\u904e\u53bb\u53ef\u67e5\u3002<\/li>\n<li>\u4fdd\u7559\u9031\u671f\u904e\u77ed\uff0c\u76ee\u6a19\u6a94\u6848\u5df2\u7d93\u8f2a\u66ff\u6d88\u5931\u3002<\/li>\n<li>\u67e5\u8a62\u4e86\u932f\u8aa4\u7684\u6307\u6a19\u985e\u5225\uff0c\u5f9e\u800c\u5f97\u51fa\u932f\u8aa4\u7d50\u8ad6\u3002<\/li>\n<li>\u4e00\u4e0a\u4f86\u5148\u770b\u5e73\u5747\u503c\uff0c\u7d50\u679c\u932f\u904e\u4e86\u771f\u6b63\u85cf\u5728\u6642\u9593\u7dda\u88e1\u7684\u5c16\u5cf0\u6a21\u5f0f\u3002<\/li>\n<\/ul>\n<p>\n      sysstat FAQ \u9084\u8a18\u9304\u4e86\u4e00\u4e9b\u8acb\u6c42\u7684\u6d3b\u52d5\u985e\u578b\u4e0d\u53ef\u7528\u7684\u60c5\u6cc1\uff0c\u9019\u901a\u5e38\u767c\u751f\u5728\u6838\u5fc3\u6216\u8cc7\u6599\u6a94\u6848\u6c92\u6709\u63d0\u4f9b\u9810\u671f\u8cc7\u6599\u96c6\u6642\u3002\n    <\/p>\n<p>\n      \u66f4\u597d\u7684\u7dad\u904b\u7fd2\u6163\uff0c\u662f\u628a sar \u8996\u70ba\u6574\u500b\u5de5\u5177\u5806\u758a\u4e2d\u7684\u4e00\u5c64\uff1a\n    <\/p>\n<ol>\n<li>\u5148\u7528 sar \u91cd\u5efa\u6642\u9593\u8ef8\u3002<\/li>\n<li>\u518d\u7528\u884c\u7a0b\u5c64\u7d1a\u5de5\u5177\u8b58\u5225\u662f\u8ab0\u4e3b\u5c0e\u4e86\u9019\u689d\u6642\u9593\u8ef8\u3002<\/li>\n<li>\u53ea\u6709\u5728\u641e\u6e05\u695a\u7cfb\u7d71\u5c64\u7d1a\u6a21\u5f0f\u5f8c\uff0c\u518d\u53bb\u8b80\u65e5\u8a8c\u548c\u8ffd\u8e64\u8cc7\u6599\u3002<\/li>\n<\/ol>\n<h2><strong>\u751f\u7522\u74b0\u5883\u6392\u67e5\u7684\u6700\u4f73\u5be6\u52d9<\/strong><\/h2>\n<p>\n      \u5982\u679c\u80fd\u914d\u5408\u4e00\u5957\u6709\u7d00\u5f8b\u7684\u4e8b\u6545\u8655\u7406\u6d41\u7a0b\uff0c\u6b77\u53f2\u76e3\u63a7\u7684\u50f9\u503c\u6703\u88ab\u653e\u5927\u8a31\u591a\u3002\u4ee5\u4e0b\u7fd2\u6163\u901a\u5e38\u5f88\u503c\u5f97\u5805\u6301\uff1a\n    <\/p>\n<ul>\n<li>\u8a18\u9304\u75c7\u72c0\u958b\u59cb\u548c\u7d50\u675f\u7684\u7cbe\u78ba\u5206\u9418\u3002<\/li>\n<li>\u4fdd\u7559\u8db3\u5920\u9577\u7684\u6b77\u53f2\uff0c\u4ee5\u6db5\u84cb\u5ef6\u9072\u901a\u5831\u7684\u6545\u969c\u3002<\/li>\n<li>\u5728\u540c\u4e00\u6642\u9593\u7247\u5167\u540c\u6642\u6aa2\u8996 CPU\u3001\u8a18\u61b6\u9ad4\u3001\u78c1\u789f\u548c\u7db2\u8def\u3002<\/li>\n<li>\u512a\u5148\u89e3\u91cb\u8da8\u52e2\uff0c\u800c\u4e0d\u662f\u57f7\u8457\u65bc\u5b64\u7acb\u5cf0\u503c\u3002<\/li>\n<li>\u5728\u9700\u8981\u66f4\u6df1\u5c64\u96e2\u7dda\u5206\u6790\u6642\u532f\u51fa\u8a18\u9304\u3002<\/li>\n<\/ul>\n<p>\n      \u66f4\u5ee3\u7fa9\u7684 sysstat \u5de5\u5177\u96c6\u9084\u5305\u542b\u7528\u65bc\u683c\u5f0f\u5316\u4fdd\u5b58\u8cc7\u6599\u7684\u5be6\u7528\u7a0b\u5f0f\uff0c\u76f8\u95dc\u624b\u518a\u9801\u4e5f\u8aaa\u660e\u4e86\u9019\u4e9b\u6bcf\u65e5\u6a94\u6848\u9664\u4e86\u76f4\u63a5\u5728\u7d42\u7aef\u8b80\u53d6\u4e4b\u5916\uff0c\u9084\u53ef\u4ee5\u88ab\u9032\u4e00\u6b65\u6d88\u8cbb\u548c\u8655\u7406\u3002\n    <\/p>\n<h2><strong>\u7d50\u8ad6<\/strong><\/h2>\n<p>\n      \u512a\u79c0\u7684\u6548\u80fd\u6392\u969c\uff0c\u59cb\u65bc\u4e00\u689d\u6e05\u6670\u7684\u6642\u9593\u7dda\uff0c\u800c\u9019\u6b63\u662f sar \u4f3a\u670d\u5668\u6b77\u53f2\u6548\u80fd\u6240\u80fd\u63d0\u4f9b\u7684\u50f9\u503c\u3002\u5b83\u628a\u4e00\u53f0 Linux \u4e3b\u6a5f\u5f9e\u9ed1\u76d2\uff0c\u8b8a\u6210\u4e00\u4efd\u95dc\u65bc\u72c0\u614b\u8f49\u79fb\u7684\u8a18\u9304\uff1aCPU \u7e41\u5fd9\u3001\u8a18\u61b6\u9ad4\u5403\u7dca\u3001\u5132\u5b58\u64c1\u5835\uff0c\u6216\u8005\u7db2\u8def\u6fc0\u589e\u3002\u5c0d\u65bc\u6280\u8853\u5718\u968a\u4f86\u8aaa\uff0c\u5b83\u7684\u50f9\u503c\u4e0d\u5728\u65bc\u82b1\u4fcf\u7684\u5100\u8868\u677f\uff0c\u800c\u5728\u65bc\u9451\u8b58\u5f0f\u7684\u6e05\u6670\u5ea6\u3002\u5982\u679c\u7bc0\u9ede\u5728\u7121\u4eba\u6ce8\u8996\u6642\u51fa\u73fe\u7570\u5e38\uff0csar \u5c31\u80fd\u5e6b\u4f60\u91cd\u64ad\u7cfb\u7d71\u81ea\u5df1\u7684\u6558\u8ff0\uff0c\u8b93\u6574\u500b\u8abf\u67e5\u904e\u7a0b\u5c11\u4e00\u4e9b\u731c\u6e2c\u3001\u5c11\u4e00\u4e9b\u7384\u5b78\uff0c\u4e26\u4e14\u66f4\u9ad8\u6548\u5730\u5f9e\u75c7\u72c0\u8d70\u5411\u6839\u56e0\u3002\n    <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7576\u4e00\u53f0 Linux \u7bc0\u9ede\u5728 02:00 \u8b8a\u6162\u6642\uff0c\u5373\u6642\u5de5\u5177\u5f80\u5f80\u5df2\u7d93\u4f86\u4e0d\u53ca\u4e86\u3002\u9019\u6b63\u662f sar \u4f3a\u670d\u5668\u6b77\u53f2\u6548\u80fd\u767c\u63ee\u4f5c [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-tw\/knowledge-tc\/how-to-use-sar-for-historical-server-performance\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":12,"featured_media":36623,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[268],"tags":[],"class_list":["post-36626","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-tc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u5982\u4f55\u4f7f\u7528 sar \u6aa2\u8996\u4f3a\u670d\u5668\u6b77\u53f2\u6548\u80fd<\/title>\n<meta name=\"description\" content=\"\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 sar 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