{"id":33367,"date":"2011-01-12T18:42:15","date_gmt":"2011-01-12T17:42:15","guid":{"rendered":"http:\/\/txj.lzuer.com\/?p=33367"},"modified":"2024-11-06T11:19:54","modified_gmt":"2024-11-06T03:19:54","slug":"powershell2-0%e4%b9%8b%e6%a1%8c%e9%9d%a2%e8%ae%a1%e7%ae%97%e6%9c%ba%e7%bb%b4%e6%8a%a4%e4%b8%83%e6%80%a7%e8%83%bd%e8%ae%a1%e6%95%b0%e5%99%a8","status":"publish","type":"post","link":"http:\/\/www.fuhaijun.com\/?p=33367","title":{"rendered":"PowerShell2.0\u4e4b\u684c\u9762\u8ba1\u7b97\u673a\u7ef4\u62a4(\u4e03)\u6027\u80fd\u8ba1\u6570\u5668"},"content":{"rendered":"<p>Windows\u7cfb\u7edf\u6027\u80fd\u8ba1\u6570\u5668\u662f\u64cd\u4f5c\u7cfb\u7edf\u652f\u6301\u7528\u4e8e\u5e94\u7528\u548c\u7ec4\u4ef6\u53d1\u5e03\u6027\u80fd\u6570\u636e\u7684\u7279\u6b8a\u5bf9\u8c61\uff0c\u5e76\u4e14\u652f\u6301\u5176\u4ed6\u5e94\u7528\u83b7\u53d6\u548c\u5206\u6790\u8fd9\u4e9b\u5df2\u53d1\u5e03\u7684\u6570\u636e\u3002Windows\u4e2d\u7684\u6027\u80fd\u8ba1\u6570\u5668\u5f88\u591a\uff0c\u5305\u62ec\u9488\u5bf9\u78c1\u76d8\u3001\u7f51\u7edc\u548cTCP\u7b49\u8ba1\u6570\u5668\uff0c\u7528\u6237\u80fd\u591f\u4f7f\u7528\u8fd9\u4e9b\u6027\u80fd\u8ba1\u6570\u5668\u63d0\u4f9b\u7684\u6570\u636e\u786e\u5b9a\u7a0b\u5e8f\u74f6\u9888\u548c\u7cfb\u7edf\u6027\u80fd\u3002\u901a\u8fc7\u8fd0\u884cperfmon.msc\u542f\u52a8\u6027\u80fd\u8ba1\u6570\u5668\u6570\u636e\uff0c\u5982\u56fe1\u6240\u793a\u3002\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u53f3\u51fb\u8ba1\u6570\u5668\u6e05\u5355\u6dfb\u52a0\u5176\u4ed6\u8ba1\u6570\u5668\uff0c\u5728\u6dfb\u52a0\u7684\u8fc7\u7a0b\u4e2d\u663e\u793a\u5982\u56fe2\u6240\u793a\u7684\u201c\u6dfb\u52a0\u8ba1\u6570\u5668\u201d\u5bf9\u8bdd\u6846\u3002<\/p>\n<p><a href=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/image25.png\"><img loading=\"lazy\" decoding=\"async\" style=\"display: inline; border: 0px;\" title=\"image\" src=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/image_thumb25.png\" border=\"0\" alt=\"image\" width=\"645\" height=\"457\" \/><\/a><\/p>\n<p>\u56fe1 \u7cfb\u7edf\u6027\u80fd\u8ba1\u6570\u5668<\/p>\n<p><a href=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/image26.png\"><img loading=\"lazy\" decoding=\"async\" style=\"display: inline; border: 0px;\" title=\"image\" src=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/image_thumb26.png\" border=\"0\" alt=\"image\" width=\"388\" height=\"363\" \/><\/a><\/p>\n<p>\u56fe2 \u201c\u6dfb\u52a0\u8ba1\u6570\u5668\u201d\u5bf9\u8bdd\u6846<\/p>\n<p>\u5176\u4e2d\u5305\u62ec\u6027\u80fd\u8ba1\u6570\u5668\u540d\uff0c\u5982%Processor Time\u548cHandle Count\u7b49\uff0c\u4ee5\u53ca\u8ba1\u6570\u5668\u5bf9\u5e94\u7684\u8303\u4f8b\u3002\u5f53\u9700\u8981\u83b7\u53d6\u5904\u7406\u5668\u76f8\u5173\u7684\u6027\u80fd\u8ba1\u6570\u5668\u6570\u636e\u65f6\uff0c\u9ed8\u8ba4\u4ee5\u5904\u7406\u5668\u547d\u540d\u3002\u5982\u679c\u6709\u591a\u4e2a\u5904\u7406\u5668\uff0c\u5219\u4e3a\u8ba1\u6570\u5668\u5206\u522b\u6dfb\u52a0\u7c7b\u4f3c\u4e8e#1\u3001#2\u548c#3\u8fd9\u6837\u7684\u540e\u7f00\u3002\u5982\u679c\u9700\u8981\u5904\u7406\u591a\u4e2a\u5b9e\u4f8b\uff0c\u5219\u5728\u6dfb\u52a0\u8ba1\u6570\u5668\u7684\u8fc7\u7a0b\u4e2d\u5236\u5b9a\u76f8\u5e94\u7684\u5b9e\u4f8b\u3002<\/p>\n<p>5.1 Consuming Counter Data<\/p>\n<p>PowerShell\u6ca1\u6709\u5185\u7f6e\u7684cmdlet\u7528\u4e8e\u83b7\u53d6\u6027\u80fd\u8ba1\u6570\u5668\u7684\u503c\uff0c\u6240\u4ee5\u5fc5\u987b\u4f7f\u7528.NET\u7684\u7c7b\u3002\u4e3a\u6b64\u521b\u5efaSystem.Diagnostics.PerformanceCounter\u7684\u5b9e\u4f8b\uff0c\u914d\u7f6e\u5176\u4e2d\u7684\u5c5e\u6027\u5e76\u4e0d\u65ad\u8c03\u7528NextValue()\u65b9\u6cd5\u6765\u83b7\u53d6\u76f8\u5e94\u7684\u503c\u3002\u5728\u5f00\u59cb\u64cd\u4f5c\u6027\u80fd\u8ba1\u6570\u5668\u4e4b\u524d\uff0c\u9700\u8981\u9996\u5148\u914d\u7f6e\u7528\u6237\u6743\u9650\u4e3a\u7ba1\u7406\u5458\u6743\u9650\u3002\u7136\u540e\u521b\u5efa\u811a\u672c\u7528\u4e8e\u76d1\u89c6CPU\u7684\u4f7f\u7528\u7387\uff0c\u5c06\u811a\u672c\u547d\u540d\u4e3a\u201cMonitor-CpuUsage.ps1\u201d\u3002\u5c06\u4f1a\u7528\u6027\u80fd\u8ba1\u6570\u5668\u83b7\u53d6\u5e76\u663e\u793a\u5f53\u524dCPU\u6bcf\u79d2\u7684\u5360\u7528\u7387\uff0c\u8fd9\u4e2a\u811a\u672c\u4f1a\u4e00\u76f4\u5faa\u73af\u6267\u884c\u4e0b\u53bb\uff1b\u9664\u975e\u7528\u6237\u6309Ctrl-C\u7ec8\u6b62\u3002\u5176\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<p>$counter = New-Object Diagnostics.PerformanceCounter<\/p>\n<p>$counter.CategoryName = &#8220;Processor&#8221;<\/p>\n<p>$counter.CounterName = &#8220;% Processor Time&#8221;<\/p>\n<p>$counter.InstanceName = &#8220;_Total&#8221;<\/p>\n<p>while ($true)<\/p>\n<p>{<\/p>\n<p>$value = $counter.NextValue()<\/p>\n<p>Write-Host &#8220;CPU: $value&#8221;<\/p>\n<p>sleep 1<\/p>\n<p>}<\/p>\n<p>\u5176\u4e2d\u6d89\u53ca\u7684\u8ba1\u6570\u5668\u540d\u548c\u5b9e\u4f8b\u540d\u90fd\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u4ece\u201c\u6dfb\u52a0\u8ba1\u6570\u5668\u201d\u5bf9\u8bdd\u6846\u4e2d\u627e\u5230\uff0cMonitor-CpuUsage.ps1\u811a\u672c\u7684\u6267\u884c\u7ed3\u679c\u5982\u56fe20\u6240\u793a\u3002<\/p>\n<p><a href=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/clip_image00241.jpg\"><img loading=\"lazy\" decoding=\"async\" style=\"display: inline; border: 0px;\" title=\"clip_image002[4]\" src=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/clip_image0024_thumb1.jpg\" border=\"0\" alt=\"clip_image002[4]\" width=\"350\" height=\"231\" \/><\/a><\/p>\n<p>\u56fe3 \u6267\u884c\u7ed3\u679c<\/p>\n<p>\u4ece\u56fe\u4e2d\u53ef\u4ee5\u770b\u5230\u6b64\u65f6\u7684CPU\u8d1f\u8f7d\u5e76\u4e0d\u91cd\uff0c\u53ea\u8fbe\u523010%\u5de6\u53f3\uff0c\u7528\u6237\u53ef\u4ee5\u7528\u7c7b\u4f3c\u7684\u65b9\u6cd5\u83b7\u53d6\u5176\u4ed6\u6027\u80fd\u8ba1\u6570\u5668\u7684\u6570\u636e\u3002<\/p>\n<p>5.2 \u76d1\u89c6\u7a0b\u5e8f<\/p>\n<p>\u5f53\u4f7f\u7528\u7a0b\u5e8f\u65f6\u53d1\u751f\u4e0d\u6b63\u5e38\u7684\u60c5\u51b5\u65f6\uff0c\u901a\u5e38\u90fd\u4f1a\u9020\u6210\u5360\u7528\u5927\u91cf\u7684\u7cfb\u7edf\u8d44\u6e90\u800c\u5bfc\u81f4\u7cfb\u7edf\u91cd\u542f\u3002\u8fd9\u65f6\u4f7f\u7528\u6027\u80fd\u8ba1\u6570\u5668\u53ef\u4ee5\u76d1\u63a7\u7a0b\u5e8f\u7684\u8fd0\u884c\u60c5\u51b5\uff0c\u5373\u5728\u8fd0\u884c\u7a0b\u5e8f\u7684\u540c\u65f6\u542f\u52a8\u76d1\u89c6\u811a\u672c\u3002\u8be5\u811a\u672c\u4f1a\u5b9e\u65f6\u83b7\u53d6\u548c\u5206\u6790\u6027\u80fd\u6570\u636e\uff0c\u5f53\u53d1\u751f\u5f02\u5e38\u65f6\u4f1a\u5411\u7528\u6237\u53d1\u51fa\u8b66\u544a\u3002<\/p>\n<p>\u9488\u5bf9\u610f\u5916\u7ec8\u6b62\u7684\u5e94\u7528\u7a0b\u5e8f\u521b\u5efa\u4e00\u4e2a\u76d1\u89c6\u811a\u672cMonitor-Crashes.ps1\uff0c\u811a\u672c\u5c06\u4f1a\u542f\u52a8\u5916\u90e8\u8fdb\u7a0b\u3002\u5f53\u7a0b\u5e8f\u610f\u5916\u9000\u51fa\u65f6\uff0c\u811a\u672c\u4f1a\u5c06\u91cd\u542f5\u6b21\u5e94\u7528\u7a0b\u5e8f\u4e4b\u540e\u505c\u6b62\u5c1d\u8bd5\uff0c\u5176\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<p>function Start-Process<\/p>\n<p>{<\/p>\n<p>Write-Host &#8220;Starting process&#8230;&#8221;<\/p>\n<p>.\\UnpredictableCrash.exe<\/p>\n<p>}<\/p>\n<p>for ($i = 0; $i -lt 5; $i++)<\/p>\n<p>{<\/p>\n<p>Start-Process<\/p>\n<p>Write-Host &#8220;Process exited $($i + 1) times.&#8221;<\/p>\n<p>}<\/p>\n<p>Write-Host &#8220;Program restart limit exceeded.&#8221;<\/p>\n<p>\u8be5\u811a\u672c\u7684\u6267\u884c\u7ed3\u679c\u5982\u56fe21\u6240\u793a\u3002<\/p>\n<p><a href=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/clip_image0026.jpg\"><img loading=\"lazy\" decoding=\"async\" style=\"display: inline; border: 0px;\" title=\"clip_image002[6]\" src=\"http:\/\/txj.shell.tor.hu\/wp-content\/uploads\/2011\/01\/clip_image0026_thumb.jpg\" border=\"0\" alt=\"clip_image002[6]\" width=\"244\" height=\"161\" \/><\/a><\/p>\n<p>\u56fe4 \u6267\u884c\u7ed3\u679c<\/p>\n<p>\u5728\u811a\u672c\u6267\u884c\u8fc7\u7a0b\u4e2d\u4f7f\u7528\u4e86\u4e00\u4e2a\u540d\u4e3a\u201cUnpredictableCrash.exe\u201d\u7684\u7a0b\u5e8f\uff0c\u8fd9\u4e2a\u7a0b\u5e8f\u6267\u884c\u4e00\u79d2\u949f\u7b49\u5f85\u64cd\u4f5c\u540e\u5e76\u9000\u51fa\u3002\u901a\u8fc7\u8fd9\u4e2a\u65b9\u6cd5\u6765\u6a21\u62df\u6267\u884c\u4e00\u5b9a\u7684\u64cd\u4f5c\uff0c\u4f46\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u610f\u5916\u9000\u51fa\u7684\u7a0b\u5e8f\u3002\u5728\u811a\u672c\u4e2d\u53ea\u662f\u91cd\u542f\u7a0b\u5e8f5\u6b21\u3002\u5982\u679c\u9700\u8981\uff0c\u5219\u53ef\u4ee5\u8ba9\u7a0b\u5e8f\u4e00\u76f4\u6267\u884c\uff0c\u4f7f\u5176\u4f5c\u4e3a\u4e00\u4e2a\u9a7b\u7559\u7a0b\u5e8f\u6765\u6267\u884c\u3002<\/p>\n<div id=\"_mcePaste\">\u4f5c\u8005: \u4ed8\u6d77\u519b<\/div>\n<div id=\"_mcePaste\">\u7248\u6743\uff1a\u672c\u6587\u7248\u6743\u5f52\u4f5c\u8005\u6240\u6709<\/div>\n<div id=\"_mcePaste\">\u8f6c\u8f7d\uff1a\u6b22\u8fce\u8f6c\u8f7d\uff0c\u4e3a\u4e86\u4fdd\u5b58\u4f5c\u8005\u7684\u521b\u4f5c\u70ed\u60c5\uff0c\u8bf7\u6309\u8981\u6c42\u3010\u8f6c\u8f7d\u3011\uff0c\u8c22\u8c22<\/div>\n<div id=\"_mcePaste\">\u8981\u6c42\uff1a\u672a\u7ecf\u4f5c\u8005\u540c\u610f\uff0c\u5fc5\u987b\u4fdd\u7559\u6b64\u6bb5\u58f0\u660e\uff1b\u5fc5\u987b\u5728\u6587\u7ae0\u4e2d\u7ed9\u51fa\u539f\u6587\u8fde\u63a5\uff1b\u5426\u5219\u5fc5\u7a76\u6cd5\u5f8b\u8d23\u4efb<\/div>\n<p>\u4f5c\u8005: \u4ed8\u6d77\u519b\u7248\u6743\uff1a\u672c\u6587\u7248\u6743\u5f52\u4f5c\u8005\u6240\u6709\u8f6c\u8f7d\uff1a\u6b22\u8fce\u8f6c\u8f7d\uff0c\u4e3a\u4e86\u4fdd\u5b58\u4f5c\u8005\u7684\u521b\u4f5c\u70ed\u60c5\uff0c\u8bf7\u6309\u8981\u6c42\u3010\u8f6c\u8f7d\u3011\uff0c\u8c22\u8c22\u8981\u6c42\uff1a\u672a\u7ecf\u4f5c\u8005\u540c\u610f\uff0c\u5fc5\u987b\u4fdd\u7559\u6b64\u6bb5\u58f0\u660e\uff1b\u5fc5\u987b\u5728\u6587\u7ae0\u4e2d\u7ed9\u51fa\u539f\u6587\u8fde\u63a5\uff1b\u5426\u5219\u5fc5\u7a76\u6cd5\u5f8b\u8d23\u4efb<br \/>\n\u4e2a\u4eba\u7f51\u7ad9: <a href=\"http:\/\/txj.lzuer.com\/\">http:\/\/txj.lzuer.com\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Windows\u7cfb\u7edf\u6027\u80fd\u8ba1\u6570\u5668\u662f\u64cd\u4f5c\u7cfb\u7edf\u652f\u6301\u7528\u4e8e\u5e94\u7528\u548c\u7ec4\u4ef6\u53d1\u5e03\u6027\u80fd\u6570\u636e\u7684\u7279\u6b8a\u5bf9\u8c61\uff0c\u5e76\u4e14\u652f\u6301\u5176\u4ed6\u5e94\u7528\u83b7\u53d6\u548c\u5206\u6790\u8fd9\u4e9b [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43,1],"tags":[],"class_list":["post-33367","post","type-post","status-publish","format-standard","hentry","category-powershell","category-default"],"_links":{"self":[{"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=\/wp\/v2\/posts\/33367"}],"collection":[{"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=33367"}],"version-history":[{"count":3,"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=\/wp\/v2\/posts\/33367\/revisions"}],"predecessor-version":[{"id":33759,"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=\/wp\/v2\/posts\/33367\/revisions\/33759"}],"wp:attachment":[{"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=33367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33367"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.fuhaijun.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}