{"id":305,"date":"2011-07-02T21:40:53","date_gmt":"2011-07-02T13:40:53","guid":{"rendered":"http:\/\/www.ipcpu.com\/?p=305"},"modified":"2011-07-02T21:40:53","modified_gmt":"2011-07-02T13:40:53","slug":"linux-vmstat","status":"publish","type":"post","link":"https:\/\/c.ipcpu.com\/2011\/07\/linux-vmstat\/","title":{"rendered":"Linux\u5b66\u4e60\u7b14\u8bb0\u4e4bvmstat"},"content":{"rendered":"<p>Virtual Memory Statistics ( vmstat )<br \/>\nvmstat \u662f\u62a5\u544a\u5173\u4e8e\u8fdb\u7a0b\uff0c\u5185\u5b58\uff0cIO\uff0cCPU\u6d3b\u52a8\u7684\u4e00\u4e2a\u7edf\u8ba1\u62a5\u544a\u3002<br \/>\n\u5728\u4e0d\u540c\u7684\u7cfb\u7edf\u4e2d\uff0c\u7279\u522b\u662flinux\u548cunix\u4e2d\u663e\u793a\u7684\u76f8\u5173\u9009\u9879\u4f1a\u6709\u5f88\u5927\u5dee\u522b\u3002<br \/>\n\u6211\u4eec\u5148\u4ee5ubuntu\u4e3a\u4f8b\uff1a<br \/>\n\u4e00\u822cVMSTAT\u5de5\u5177\u7684\u4f7f\u7528\u662f\u901a\u8fc7\u4e24\u4e2a\u6570\u5b57\u53c2\u6570\u6765\u5b8c\u6210\u7684\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u91c7\u6837\u7684\u65f6\u95f4\u95f4\u9694\u6570\uff0c\u5355\u4f4d\u662f\u79d2\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u91c7\u6837\u7684\u6b21\u6570\u3002<br \/>\nipcpu@ubuntu:~$ vmstat 5 10<br \/>\nprocs -----------memory---------- ---swap-- -----io---- -system-- ----cpu----<br \/>\nr\u00a0 b\u00a0\u00a0 swpd\u00a0\u00a0 free\u00a0\u00a0 buff\u00a0 cache\u00a0\u00a0 si\u00a0\u00a0 so\u00a0\u00a0\u00a0 bi\u00a0\u00a0\u00a0 bo\u00a0\u00a0 in\u00a0\u00a0 cs us sy id wa<br \/>\n1\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 0 6797712 147668 884660\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 3\u00a0\u00a0\u00a0 21\u00a0 162\u00a0 146\u00a0 1\u00a0 1 98\u00a0 0<br \/>\n0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 0 6797696 147668 884660\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 3\u00a0\u00a0 35\u00a0\u00a0 37\u00a0 1\u00a0 0 99\u00a0 0<br \/>\n1\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 0 6797332 147668 884660\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 24\u00a0\u00a0 62\u00a0\u00a0 95\u00a0 1\u00a0 0 99\u00a0 0<br \/>\n0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 0 6811632 147668 884692\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 5\u00a0\u00a0 25\u00a0\u00a0 26\u00a0 1\u00a0 0 99\u00a0 0<br \/>\n0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 0 6818360 147668 884704\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 5\u00a0\u00a0 70\u00a0 265\u00a0 1\u00a0 3 96\u00a0 0<br \/>\n0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 0 6817468 147668 884728\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0 316\u00a0 253\u00a0 474\u00a0 3\u00a0 2 95\u00a0 0<br \/>\nprocs\u76f8\u5173\u9009\u9879:<br \/>\nr \u5728\u8fd0\u884c\u961f\u5217\u4e2d\u7b49\u5f85\u7684\u8fdb\u7a0b\u6570<br \/>\nb \u5728\u7b49\u5f85io\u7684\u8fdb\u7a0b\u6570<br \/>\nmemoy<br \/>\nswapd \u73b0\u65f6\u53ef\u7528\u7684\u4ea4\u6362\u5185\u5b58\uff08k\u8868\u793a\uff09<br \/>\nfree \u7a7a\u95f2\u7684\u5185\u5b58\uff08k\u8868\u793a\uff09<br \/>\nbuff \u4f5c\u4e3abuffer cache\u7684\u5185\u5b58\u6570\u91cf\uff0c\u4e00\u822c\u5bf9\u5757\u8bbe\u5907\u7684\u8bfb\u5199\u624d\u9700\u8981\u7f13\u51b2\u3002<br \/>\ncache \u4f5c\u4e3apage cache\u7684\u5185\u5b58\u6570\u91cf\uff0c\u4e00\u822c\u4f5c\u4e3a\u6587\u4ef6\u7cfb\u7edf\u7684cache\uff0c<br \/>\n\u5982\u679ccache\u8f83\u5927\uff0c\u8bf4\u660e\u7528\u5230cache\u7684\u6587\u4ef6\u8f83\u591a\uff0c\u5982\u679c\u6b64\u65f6IO\u4e2dbi\u6bd4\u8f83\u5c0f\uff0c\u8bf4\u660e\u6587\u4ef6\u7cfb\u7edf\u6548\u7387\u6bd4\u8f83\u597d\u3002<br \/>\nswap<br \/>\nsi \u7531\u5185\u5b58\u8fdb\u5165\u5185\u5b58\u4ea4\u6362\u533a\u6570\u91cf\u3002<br \/>\nso \u7531\u5185\u5b58\u4ea4\u6362\u533a\u8fdb\u5165\u5185\u5b58\u6570\u91cf\u3002<br \/>\n\u5982\u4eca\u7684\u5927\u5185\u5b58\u4e5f\u8ba9swap\u6e10\u6e10\u6de1\u51fa\u4e86\u4eba\u4eec\u7684\u89c6\u7ebf\uff0c\u8fd9\u4e2a\u4e0d\u597d\u5206\u6790\u3002<br \/>\nIO<br \/>\nbi \u4ece\u5757\u8bbe\u5907\u8bfb\u5165\u6570\u636e\u7684\u603b\u91cf\uff08\u8bfb\u78c1\u76d8\uff09\uff08\u6bcf\u79d2kb\uff09\u3002<br \/>\nbo \u5411\u5757\u8bbe\u5907\u5199\u5165\u6570\u636e\u7684\u603b\u91cf\uff08\u5199\u78c1\u76d8\uff09\uff08\u6bcf\u79d2kb\uff09<br \/>\nsystem \u663e\u793a\u91c7\u96c6\u95f4\u9694\u5185\u53d1\u751f\u7684\u4e2d\u65ad\u6570<br \/>\nin \u5217\u8868\u793a\u5728\u67d0\u4e00\u65f6\u95f4\u95f4\u9694\u4e2d\u89c2\u6d4b\u5230\u7684\u6bcf\u79d2\u8bbe\u5907\u4e2d\u65ad\u6570\u3002<br \/>\ncs \u5217\u8868\u793a\u6bcf\u79d2\u4ea7\u751f\u7684\u4e0a\u4e0b\u6587\u5207\u6362\u6b21\u6570\u3002<br \/>\n\u5982\u5f53 cs \u6bd4\u78c1\u76d8 I\/O \u548c\u7f51\u7edc\u4fe1\u606f\u5305\u901f\u7387\u9ad8\u5f97\u591a\uff0c\u90fd\u5e94\u8fdb\u884c\u8fdb\u4e00\u6b65\u8c03\u67e5\u3002<br \/>\ncpu\u76f8\u5173\u72b6\u6001<br \/>\ncs[user] \u7528\u6237\u8fdb\u7a0b\u6d88\u8017\u7684CPU\u65f6\u95f4\u767e\u5206\u6bd4<br \/>\nsy[system] \u5185\u6838\u8fdb\u7a0b\u6d88\u8017\u7684CPU\u65f6\u95f4\u767e\u5206\u6bd4<br \/>\nid[idle] cpu\u7a7a\u95f2\u7684\u65f6\u95f4<br \/>\nwa[wait] IO\u7b49\u5f85\u6d88\u8017\u7684CPU\u65f6\u95f4\u767e\u5206\u6bd4<br \/>\nus\u7684\u503c\u6bd4\u8f83\u9ad8\u65f6\uff0c\u8bf4\u660e\u7528\u6237\u8fdb\u7a0b\u6d88\u8017\u7684cpu\u65f6\u95f4\u591a\uff0c\u4f46\u662f\u5982\u679c\u957f\u671f\u5927\u4e8e50%\uff0c\u9700\u8981\u8003\u8651\u4f18\u5316\u7528\u6237\u7684\u7a0b\u5e8f\u3002<br \/>\nus+sy \u5927\u4e8e 80%\u8bf4\u660e\u53ef\u80fd\u5b58\u5728CPU\u4e0d\u8db3\u3002<br \/>\nwa\u8d85\u8fc730%\uff0c\u8bf4\u660eIO\u7b49\u5f85\u4e25\u91cd\uff0c\u8fd9\u53ef\u80fd\u662f\u78c1\u76d8\u5927\u91cf\u968f\u673a\u8bbf\u95ee\u9020\u6210\u7684\uff0c\u4e5f\u53ef\u80fd\u78c1\u76d8\u6216\u8005\u78c1\u76d8\u8bbf\u95ee\u63a7\u5236\u5668\u7684\u5e26<br \/>\n\u5bbd\u74f6\u9888\u9020\u6210\u7684(\u4e3b\u8981\u662f\u5757\u64cd\u4f5c)\u3002wa\u957f\u671f\u8d85\u8fc710% \u5c31\u8be5\u8003\u8651\u4e86\u3002<br \/>\n*\u6ce8\u610f\uff1a<br \/>\nNFS\u7531\u4e8e\u662f\u5728\u5185\u6838\u91cc\u9762\u8fd0\u884c\u7684\uff0c\u6240\u4ee5NFS\u6d3b\u52a8\u6240\u5360\u7528\u7684cpu\u65f6\u95f4\u53cd\u6620\u5728sy\u91cc\u9762\u3002\u8fd9\u4e2a\u6570\u5b57\u7ecf\u5e38\u5f88\u5927\u7684\u8bdd\uff0c\u5c31\u9700\u8981\u6ce8\u610f\u662f\u5426\u67d0\u4e2a\u5185\u6838\u8fdb\u7a0b\uff0c\u6bd4\u5982NFS\u4efb\u52a1\u6bd4\u8f83\u7e41\u91cd\u3002\u5982\u679cus\u548csy\u540c\u65f6\u90fd\u6bd4\u8f83\u5927\u7684\u8bdd\uff0c\u5c31\u9700\u8981\u8003\u8651\u5c06\u67d0\u4e9b\u7528\u6237\u7a0b\u5e8f\u5206\u79bb\u5230\u53e6\u5916\u7684\u670d\u52a1\u5668\u4e0a\u9762\uff0c\u4ee5\u514d\u4e92\u76f8\u5f71\u54cd\u3002<br \/>\nCPU\u95ee\u9898\u73b0\u8c61:<br \/>\n1) \u5982\u679c\u5728processes\u4e2d\u8fd0\u884c\u7684\u5e8f\u5217(process r)\u662f\u8fde\u7eed\u7684\u5927\u4e8e\u5728\u7cfb\u7edf\u4e2d\u7684CPU\u7684\u4e2a\u6570\u8868\u793a\u7cfb\u7edf\u73b0\u5728\u8fd0\u884c\u6bd4\u8f83\u6162\uff0c\u6709\u591a\u6570\u7684\u8fdb\u7a0b\u7b49\u5f85CPU\u3002<br \/>\n2) \u5982\u679cr\u7684\u8f93\u51fa\u6570\u5927\u4e8e\u7cfb\u7edf\u4e2d\u53ef\u7528CPU\u4e2a\u6570\u76844\u500d\u7684\u8bdd\uff0c\u5219\u7cfb\u7edf\u9762\u4e34\u7740CPU\u77ed\u7f3a\u7684\u95ee\u9898\uff0c\u6216\u8005\u662fCPU\u7684\u901f\u7387\u8fc7\u4f4e\uff0c\u7cfb\u7edf\u4e2d\u6709\u591a\u6570\u7684\u8fdb\u7a0b\u5728\u7b49\u5f85CPU\uff0c\u9020\u6210\u7cfb\u7edf\u4e2d\u8fdb\u7a0b\u8fd0\u884c\u8fc7\u6162\u3002<br \/>\n3) \u5982\u679c\u7a7a\u95f2\u65f6\u95f4(cpu id)\u6301\u7eed\u4e3a0\u5e76\u4e14\u7cfb\u7edf\u65f6\u95f4(cpu sy)\u662f\u7528\u6237\u65f6\u95f4\u7684\u4e24\u500d(cpu us) \u7cfb\u7edf\u5219\u9762\u4e34\u7740CPU\u8d44\u6e90\u7684\u77ed\u7f3a\u3002<br \/>\n\u89e3\u51b3\u529e\u6cd5:<br \/>\n\u5f53\u53d1\u751f\u4ee5\u4e0a\u95ee\u9898\u7684\u65f6\u5019\u8bf7\u5148\u8c03\u6574\u5e94\u7528\u7a0b\u5e8f\u5bf9CPU\u7684\u5360\u7528\u60c5\u51b5\u3002\u4f7f\u5f97\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u66f4\u6709\u6548\u7684\u4f7f\u7528CPU\u3002\u540c\u65f6\u53ef\u4ee5\u8003\u8651\u589e\u52a0\u66f4\u591a\u7684CPU\u3002<br \/>\n\u5173\u4e8eCPU\u7684\u4f7f\u7528\u60c5\u51b5\u8fd8\u53ef\u4ee5\u7ed3\u5408mpstat\uff0c ps aux top prstat\u7b49\u7b49\u4e00\u4e9b\u76f8\u5e94\u7684\u547d\u4ee4\u6765\u7efc\u5408\u8003\u8651\u5173\u4e8e\u5177\u4f53\u7684CPU\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u548c\u90a3\u4e9b\u8fdb\u7a0b\u5728\u5360\u7528\u5927\u91cf\u7684CPU\u65f6\u95f4\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5e94\u7528\u7a0b\u5e8f\u7684\u95ee\u9898\u4f1a\u6bd4\u8f83\u5927\u4e00\u4e9b\u3002\u6bd4 \u5982\u4e00\u4e9bSQL\u8bed\u53e5\u4e0d\u5408\u7406\u7b49\u7b49\u90fd\u4f1a\u9020\u6210\u8fd9\u6837\u7684\u73b0\u8c61\u3002<br \/>\nUnix\u4e2d\u7684vmstat<br \/>\nfreebsd7.2\u4e2d\u7684vmstat<br \/>\n[ipcpu@freebsd ~]$ vmstat<br \/>\nprocs\u00a0\u00a0\u00a0\u00a0\u00a0 memory\u00a0\u00a0\u00a0\u00a0\u00a0 page\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 disk\u00a0\u00a0 faults\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 cpu<br \/>\nr b w\u00a0\u00a0\u00a0\u00a0 avm\u00a0\u00a0\u00a0 fre\u00a0\u00a0 flt\u00a0 re\u00a0 pi\u00a0 po\u00a0\u00a0\u00a0 fr\u00a0 sr ad4\u00a0\u00a0 in\u00a0\u00a0 sy\u00a0\u00a0 cs us sy id<br \/>\n0 0 0\u00a0\u00a0\u00a0 152M\u00a0 7448M\u00a0\u00a0 131\u00a0\u00a0 0\u00a0\u00a0 0\u00a0\u00a0 0\u00a0\u00a0 132\u00a0\u00a0 0\u00a0\u00a0 0\u00a0 167\u00a0 644\u00a0 860\u00a0 0\u00a0 1 99<br \/>\n[ipcpu@freebsd ~]$<br \/>\nAIX 5.3\u4e2d\u7684vmstat<br \/>\n-bash-3.00$ vmstat<br \/>\nSystem configuration: lcpu=4 mem=1904MB<br \/>\nkthr\u00a0\u00a0\u00a0 memory\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 page\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 faults\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 cpu<br \/>\n----- ----------- ------------------------ ------------ -----------<br \/>\nr\u00a0 b\u00a0\u00a0 avm\u00a0\u00a0 fre\u00a0 re\u00a0 pi\u00a0 po\u00a0 fr\u00a0\u00a0 sr\u00a0 cy\u00a0 in\u00a0\u00a0 sy\u00a0 cs us sy id wa<br \/>\n1\u00a0 1 308679 55310\u00a0\u00a0 0\u00a0\u00a0 0\u00a0\u00a0 0\u00a0\u00a0 0\u00a0\u00a0\u00a0 1\u00a0\u00a0 0\u00a0 94 4501 333\u00a0 1\u00a0 1 98\u00a0 0<br \/>\n-bash-3.00$<br \/>\nSunOS 5.10\u7684vmstat<br \/>\n-bash-3.00$ vmstat<br \/>\nkthr\u00a0\u00a0\u00a0\u00a0\u00a0 memory\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 page\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 disk\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 faults\u00a0\u00a0\u00a0\u00a0\u00a0 cpu<br \/>\nr b w\u00a0\u00a0 swap\u00a0 free\u00a0 re\u00a0 mf pi po fr de sr s0 s1 s2 s5\u00a0\u00a0 in\u00a0\u00a0 sy\u00a0\u00a0 cs us sy id<br \/>\n0 0 0 2584720 2665344 3 10\u00a0 1\u00a0 0\u00a0 0\u00a0 0\u00a0 0\u00a0 0\u00a0 0\u00a0 0\u00a0 0\u00a0 495\u00a0 249\u00a0 235\u00a0 0\u00a0 0 99<br \/>\n-bash-3.00$<br \/>\n\u8fd9\u91cc\u7a0d\u5fae\u4ecb\u7ecd\u4e0bpage\u76f8\u5173\u9009\u9879\uff1a<br \/>\nre \u56de\u6536\u7684\u9875\u9762<br \/>\nmf \u975e\u4e25\u91cd\u9519\u8bef\u7684\u9875\u9762<br \/>\npi \u8fdb\u5165\u9875\u9762\u6570\uff08k\u8868\u793a\uff09<br \/>\npo \u51fa\u9875\u9762\u6570\uff08k\u8868\u793a\uff09<br \/>\nfr \u7a7a\u4f59\u7684\u9875\u9762\u6570\uff08k\u8868\u793a\uff09<br \/>\nde \u63d0\u524d\u8bfb\u5165\u7684\u9875\u9762\u4e2d\u7684\u672a\u547d\u4e2d\u6570<br \/>\nsr \u901a\u8fc7\u65f6\u949f\u7b97\u6cd5\u626b\u63cf\u7684\u9875\u9762<br \/>\nTips\u5c0f\u63d0\u793a\uff1aLinux\u7684\u5757\u8bbe\u5907\u548c\u5b57\u7b26\u8bbe\u5907<br \/>\n\u4ed6\u4eec\u6839\u672c\u533a\u522b\u5728\u4e8e\u662f\u5426\u53ef\u4ee5\u88ab\u968f\u673a\u8bbf\u95ee\u2014\u2014\u6362\u53e5\u8bdd\u8bf4\u5c31\u662f\uff0c\u80fd\u5426\u5728\u8bbf\u95ee\u8bbe\u5907\u65f6\u968f\u610f\u5730\u4ece\u4e00\u4e2a\u4f4d\u7f6e\u8df3\u8f6c\u5230\u53e6\u4e00\u4e2a\u4f4d\u7f6e\u3002<br \/>\n\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u952e\u76d8\u8fd9\u79cd\u8bbe\u5907\u63d0\u4f9b\u7684\u5c31\u662f\u4e00\u4e2a\u6570\u636e\u6d41\uff0c\u53ea\u80fd\u6309\u7167\u4f60\u6572\u51fb\u7684\u5b57\u6bcd\u987a\u5e8f\u8fdb\u884c\u5f55\u5165\uff0c\u6240\u4ee5\u952e\u76d8\u5c31\u662f\u4e00\u79cd\u5178\u578b\u7684\u5b57\u7b26\u8bbe\u5907\u3002<br \/>\n\u786c\u76d8\u8bbe\u5907\u7684\u9a71\u52a8\u53ef\u80fd\u8981\u6c42\u8bfb\u53d6\u78c1\u76d8\u4e0a\u4efb\u610f\u5757\u7684\u5185\u5bb9\uff0c\u7136\u540e\u53c8\u8f6c\u53bb\u8bfb\u53d6\u522b\u7684\u5757\u7684\u5185\u5bb9\uff0c\u800c\u88ab\u8bfb\u53d6\u7684\u5757\u5728\u78c1\u76d8\u4e0a\u4f4d\u7f6e\u4e0d\u4e00\u5b9a\u8981\u8fde\u7eed\uff0c\u6240\u4ee5\u8bf4\u786c\u76d8\u53ef\u4ee5\u88ab\u968f\u673a\u8bbf\u95ee\uff0c\u800c\u4e0d\u662f\u4ee5\u6d41\u7684\u65b9\u5f0f\u88ab\u8bbf\u95ee\uff0c\u663e\u7136\u5b83\u662f\u4e00\u4e2a\u5757\u8bbe\u5907\u3002<br \/>\n\u53c2\u8003\u8d44\u6599\uff1a<br \/>\nhttp:\/\/qa.taobao.com\/?p=2269&cpage=2<br \/>\nhttp:\/\/hi.baidu.com\/loveastyy\/blog\/item\/29bdb2fa117f1e2b4f4aeade.html<br \/>\nhttp:\/\/linux.ccidnet.com\/art\/9513\/20070730\/1160333_1.html<br \/>\nhttp:\/\/www.jb51.net\/os\/RedHat\/2161.html<br \/>\nhttp:\/\/bbs.linuxtone.org\/forum-viewthread-tid-845.html<\/p>\n<p>\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a<a href=\"https:\/\/c.ipcpu.com\">IPCPU-\u7f51\u7edc\u4e4b\u8def<\/a> &raquo; <a href=\"https:\/\/c.ipcpu.com\/2011\/07\/linux-vmstat\/\">Linux\u5b66\u4e60\u7b14\u8bb0\u4e4bvmstat<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Virtual Memory Statistics ( vmstat ) vmstat \u662f\u62a5\u544a\u5173\u4e8e\u8fdb\u7a0b\uff0c\u5185\u5b58\uff0cIO\uff0cCPU\u6d3b\u52a8\u7684\u4e00\u4e2a\u7edf\u8ba1\u62a5\u544a\u3002 \u5728\u4e0d\u540c\u7684\u7cfb\u7edf\u4e2d\uff0c\u7279\u522b\u662flinux\u548cunix\u4e2d\u663e\u793a\u7684\u76f8\u5173\u9009\u9879\u4f1a\u6709\u5f88\u5927\u5dee\u522b\u3002 \u6211\u4eec\u5148\u4ee5ubuntu\u4e3a\u4f8b\uff1a \u4e00\u822cVMSTAT\u5de5\u5177\u7684\u4f7f\u7528\u662f\u901a\u8fc7\u4e24\u4e2a\u6570\u5b57\u53c2\u6570\u6765\u5b8c\u6210\u7684\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u91c7\u6837\u7684\u65f6\u95f4\u95f4\u9694\u6570\uff0c\u5355\u4f4d\u662f\u79d2\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u91c7\u6837\u7684\u6b21\u6570\u3002 ipcpu@ubuntu:~$ vmstat 5 10 procs &#8212;&#8212;&#8212;&#8211;memory&#8212;&#8212;&#8212;- &#8212;swap&#8211; &#8212;&#8211;io&#8212;- -system&#8211; &#8212;-cpu&#8212;- r\u00a0 b\u00a0\u00a0 swpd\u00a0\u00a0 free\u00a0\u00a0 buff\u00a0 cache\u00a0\u00a0 si\u00a0\u00a0 so\u00a0\u00a0\u00a0 bi\u00a0\u00a0\u00a0 bo\u00a0\u00a0 in\u00a0\u00a0 cs us sy id wa 1\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 0 6797712 147668 884660\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0 0\u00a0\u00a0\u00a0\u00a0 3\u00a0\u00a0\u00a0 21\u00a0 162\u00a0 146\u00a0 1\u00a0 1 98\u00a0 0 0\u00a0 0\u00a0\u00a0\u00a0\u00a0\u00a0 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[13],"tags":[17],"_links":{"self":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts\/305"}],"collection":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/comments?post=305"}],"version-history":[{"count":0,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts\/305\/revisions"}],"wp:attachment":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/media?parent=305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/categories?post=305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/tags?post=305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}