{"id":646,"date":"2019-05-17T10:14:07","date_gmt":"2019-05-17T02:14:07","guid":{"rendered":"http:\/\/cn.hostease.com\/blog\/?p=646"},"modified":"2019-05-17T10:14:07","modified_gmt":"2019-05-17T02:14:07","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8linux%e8%99%9a%e6%8b%9f%e4%b8%bb%e6%9c%ba%e8%bf%9b%e7%a8%8b%e4%b8%ad%e4%bd%bf%e7%94%a8nice%e5%80%bc","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/shared-hosting\/%e5%a6%82%e4%bd%95%e5%9c%a8linux%e8%99%9a%e6%8b%9f%e4%b8%bb%e6%9c%ba%e8%bf%9b%e7%a8%8b%e4%b8%ad%e4%bd%bf%e7%94%a8nice%e5%80%bc\/","title":{"rendered":"\u5982\u4f55\u5728Linux\u865a\u62df\u4e3b\u673a\u8fdb\u7a0b\u4e2d\u4f7f\u7528Nice\u503c"},"content":{"rendered":"<p>\u867d\u7136\u73b0\u5728\u591a\u4efb\u52a1\u64cd\u4f5c\u7cfb\u7edf\u53ef\u80fd\u4f1a\u4f7f\u6240\u6709\u5e94\u7528\u7a0b\u5e8f\u770b\u8d77\u6765\u90fd\u5728\u540c\u65f6\u8fd0\u884c\uff0c\u4f46\u5b9e\u9645\u60c5\u51b5\u5374\u6709\u6240\u4e0d\u540c\u3002\u8ba1\u7b97\u673a\u7684\u591a\u4efb\u52a1\u5904\u7406\u4f7f\u7528\u4e00\u79cd\u79f0\u4e3a\u65f6\u95f4\u5207\u7247\u7684\u65b9\u6cd5\uff0c\u8fdb\u7a0b\u7531\u5904\u7406\u5b83\u4eec\u7684\u64cd\u4f5c\u7cfb\u7edf\u5206\u914d\u4e00\u4e2aCPU\u65f6\u95f4\u7247\u3002\u8fdb\u7a0b\u672c\u8eab\u65e0\u6cd5\u63a7\u5236\u5b83\u4eec\u83b7\u5f97\u7684CPU\u65f6\u95f4\uff0c\u56e0\u4e3a\u8fd9\u90fd\u662f\u7531\u5185\u6838\u5904\u7406\u7684\uff0c\u4f46\u662f\u5185\u6838\u7684\u8fdb\u7a0b\u8c03\u5ea6\u4f1a\u53d7\u5230\u7528\u6237\u7684\u5f71\u54cd\uff0c\u800c\u8fd9\u662f\u7528\u6d41\u7a0b\u7684nice\u503c\u6765\u5b8c\u6210\u7684\u3002\u90a3\u4e48\u4ec0\u4e48\u662fNice\u503c\uff1f\u672c\u6587Hostease<a href=\"http:\/\/cn.hostease.com\" target=\"_blank\" rel=\"noopener\"><strong>\u7f8e\u56fd\u670d\u52a1\u5668<\/strong><\/a>\u5546\u4e3b\u8981\u5c31Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684nice\u503c\u505a\u8be6\u7ec6\u7684\u4ecb\u7ecd\u3002<\/p>\n<p>\u6240\u8c13nice\u503c\uff0c\u6307\u5185\u6838\u4f7f\u7528\u8fdb\u7a0b\u7684nice\u503c\u51b3\u5b9a\u5982\u4f55\u5bf9\u5176CPU\u65f6\u95f4\u8fdb\u884c\u4f18\u5148\u7ea7\u6392\u5e8f\uff0cnice\u503c\u8303\u56f4\u4ece-20\uff08\u8fdb\u7a0b\u7684\u6700\u9ad8\u4f18\u5148\u7ea7\uff09\u4e3a19\uff08\u8fdb\u7a0b\u7684\u6700\u5c0f\u4f18\u5148\u7ea7\uff09\u3002\u65b0\u8fdb\u7a0b\u7684\u9ed8\u8ba4nice\u503c\u4e3a\u96f6\uff0c\u5c06\u5176\u51cf\u5c11\u4e3a\u8d1f\u6570\u4f1a\u589e\u52a0\u5904\u7406\u5668\u5206\u914d\u7ed9\u8fdb\u7a0b\u7684\u65f6\u95f4\u91cf\uff0c\u540c\u65f6\u727a\u7272\u5176\u4ed6\u8fdb\u7a0b\uff0c\u5c06\u8fd9\u4e2a\u6570\u5b57\u589e\u52a0\u4e3a\u6b63\u6570\u5c06\u610f\u5473\u7740\u5c06\u4ee5\u727a\u7272\u5176\u4ed6\u8fdb\u7a0b\u4e3a\u4ee3\u4ef7\u8fd0\u884c\u3002\u6709\u4e24\u4e2a\u547d\u4ee4\u53ef\u4ee5\u7528\u6765\u5f71\u54cd\u8fdb\u7a0b\u7684nice\u503c\uff1anice\u548crenice\u3002\u5148\u6765\u770b\u770bnice\u3002<\/p>\n<p><span style=\"color: #ff0000;\">Nice<\/span><\/p>\n<p>nice\u547d\u4ee4\u7528\u4e8e\u8bbe\u7f6e\u8fdb\u7a0b\u7684\u521d\u59cbnice\u503c\uff0c\u5b83\u8fd8\u53ef\u4ee5\u7528\u6765\u67e5\u770b\u5f53\u524d\u9ed8\u8ba4\u7684nice\u503c\uff0c\u4f7f\u7528\u76f8\u5f53\u7b80\u5355\u2014\u2014\u547d\u4ee4\u672c\u8eab\u7684\u5de5\u4f5c\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p>\u8fd9\u5c06\u4e3a\u9ed8\u8ba4\u7684nice\u503c\u63d0\u4f9b\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u5b57\uff0c\u9664\u975e\u624b\u52a8\u66f4\u6539\uff0c\u5426\u5219\u5c06\u663e\u793a\u4e3a\u96f6\u3002\u8981\u542f\u52a8\u547d\u4ee4\uff0c\u9700\u8981\u4e00\u4e2a\u7b80\u5355\u7684\u6807\u5fd7-n\uff0c\u5b83\u5c06nice\u503c\u8bbe\u7f6e\u4e3a\u6240\u7ed9\u7ed9\u5b9a\u7684\u503c\u52a0\u4e0a\u7684\u9ed8\u8ba4\u503c\uff0c\u7136\u540e\u662f\u8981\u8fd0\u884c\u7684\u547d\u4ee4\u3002\u4f8b\u5982\uff1a<\/p>\n<p>nice -n10 nano file.txt<\/p>\n<p>\u8fd9\u6307\u7684\u662f\u4f7f\u7528nano\u6765\u6253\u5f00\u6587\u4ef6file.txt\uff0c\u5982\u679c\u9ed8\u8ba4\u503c\u4e3a\u96f6\uff0c\u90a3\u4e48nano\u7684\u8fdb\u7a0b\u5c06\u5f97\u5230\u4e00\u4e2anice\u503c10\u3002\u5982\u679c\u9ed8\u8ba4\u503c\u4e3a3\uff0c\u90a3\u4e48\u8be5\u8fdb\u7a0b\u7684nice\u503c\u5c06\u4e3a13\u3002\u867d\u7136\u4efb\u4f55\u7528\u6237\u90fd\u53ef\u4ee5\u4e3a\u8fdb\u7a0b\u8bbe\u7f6e\u66f4\u9ad8\u7684nice\u7ea7\u522b\uff0c\u4f46\u8981\u5c06nice\u503c\u8bbe\u7f6e\u4e3a\u9ed8\u8ba4\u503c\uff08\u589e\u52a0\u8fdb\u7a0b\u7684\u4f18\u5148\u7ea7\uff09\u7684\u8d1f\u503c\uff0c\u5219\u9700\u8981\u8d85\u7ea7\u7528\u6237\u8bbf\u95ee\u3002<\/p>\n<p><span style=\"color: #ff0000;\">Renice<\/span><\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0crenice\u547d\u4ee4\u7528\u4e8e\u66f4\u6539\u5df2\u7ecf\u8fd0\u884c\u7684\u6d41\u7a0b\u6216\u8fdb\u7a0b\u7684nice\u503c\u3002\u5b83\u7684\u5de5\u4f5c\u65b9\u5f0f\u4e0enice\u975e\u5e38\u76f8\u4f3c\uff0c\u53ea\u662f\u8fd9\u6b21\u662f-n\u6807\u5fd7\u8c03\u6574\u76f8\u5bf9\u4e8e\u8fdb\u7a0b\u7684\u5f53\u524dnice\u503c\u7684nice\u503c\u3002\u6709\u4e09\u79cd\u9009\u62e9\u8fdb\u7a0b\u6765\u8c03\u6574\u7684\u65b9\u6cd5\uff0c\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u81ea\u5df1\u7684\u6807\u5fd7\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u7528\u6237\u53ea\u80fd\u66f4\u6539\u5c5e\u4e8e\u81ea\u5df1\u4f7f\u7528\u7684\u8fdb\u7a0b\u7684nice\u503c\uff0c\u9664\u975e\u7528\u6237\u4f7f\u7528\u7684\u662f\u8d85\u7ea7\u7528\u6237\u7279\u6743\u3002<\/p>\n<p>-p\u6309\u8fdb\u7a0bid\u9009\u62e9\u8fdb\u7a0b<\/p>\n<p>-g\u8fd0\u884c\u7ec4id\u9009\u62e9\u8fdb\u7a0b<\/p>\n<p>-u\u901a\u8fc7\u8fd0\u884c\u7528\u6237id\u9009\u62e9\u8fdb\u7a0b<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f8b\u5b50\uff1a<\/p>\n<p>sudo renice -n -10 -p 2343<\/p>\n<p>\u8be5\u547d\u4ee4\u5c06nice\u503c\u4ecepid 2343\u8c03\u6574\u5230-10\u3002<\/p>\n<p>sudo renice -n 5 -g users<\/p>\n<p>\u6b64\u547d\u4ee4\u5c06\u201c\u7528\u6237\u201d\u7ec4\u4e2d\u6240\u6709\u8fdb\u7a0b\u7684nice\u503c\u8c03\u6574\u4e3a5\u3002<\/p>\n<p>sudo renice -n 15 -u hayden<\/p>\n<p>\u6b64\u547d\u4ee4\u5c06\u5c5e\u4e8e\u7528\u6237hayden\u7684\u6240\u6709\u8fdb\u7a0b\u7684nice\u503c\u8c03\u6574\u4e3a15\u3002<\/p>\n<p>\u5728\u5927\u591a\u6570\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u7528\u6237\u51e0\u4e4e\u4e0d\u9700\u8981\u8c03\u6574\u7cfb\u7edf\u4e0a\u8fdb\u7a0b\u7684nice\u503c\u3002\u4f46\u662f\uff0c\u5982\u679c\u7528\u6237\u9700\u8981\u8fd0\u884c\u4efb\u4f55\u975e\u5fc5\u8981\u7684CPU\u5bc6\u96c6\u578b\u4efb\u52a1\uff0c\u90a3\u4e48\u4e86\u89e3\u5b83\u4eec\u662f\u6709\u5e2e\u52a9\u7684\uff0c\u589e\u52a0\u4efb\u52a1\u7684nice\u503c\u53ef\u4ee5\u4f7f\u7cfb\u7edf\u7684\u5176\u4ed6\u90e8\u5206\u5728\u4efb\u52a1\u4ee5\u66f4\u6162\u7684\u901f\u5ea6\u6267\u884c\u65f6\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n<p>\u66f4\u591a\u5173\u4e8e\u670d\u52a1\u5668\u65b9\u9762\u7684\u5c0f\u77e5\u8bc6\u53ef\u4ee5\u8bbf\u95eeHostease<strong>\u7f8e\u56fd\u670d\u52a1\u5668<\/strong>\u5b98\u7f51\uff0c\u4e86\u89e3\u7406\u60f3\u8be6\u7ec6\u7684\u5185\u5bb9\u3002\u63a8\u8350\u9605\u8bfb\uff1a<a href=\"https:\/\/cn.hostease.com\/blog\/shared-hosting\/637.html\">Windows\u548cLinux\u865a\u62df\u4e3b\u673a\u5e94\u8be5\u600e\u6837\u9009\u6bd4\u8f83\u597d<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u867d\u7136\u73b0\u5728\u591a\u4efb\u52a1\u64cd\u4f5c\u7cfb\u7edf\u53ef\u80fd\u4f1a\u4f7f\u6240\u6709\u5e94\u7528\u7a0b\u5e8f\u770b\u8d77\u6765\u90fd\u5728\u540c\u65f6\u8fd0\u884c\uff0c\u4f46\u5b9e\u9645\u60c5\u51b5\u5374\u6709\u6240\u4e0d\u540c\u3002\u8ba1\u7b97\u673a\u7684\u591a\u4efb\u52a1\u5904\u7406\u4f7f\u7528\u4e00\u79cd &#8230; <a title=\"\u5982\u4f55\u5728Linux\u865a\u62df\u4e3b\u673a\u8fdb\u7a0b\u4e2d\u4f7f\u7528Nice\u503c\" class=\"read-more\" href=\"https:\/\/cn.hostease.com\/blog\/shared-hosting\/%e5%a6%82%e4%bd%95%e5%9c%a8linux%e8%99%9a%e6%8b%9f%e4%b8%bb%e6%9c%ba%e8%bf%9b%e7%a8%8b%e4%b8%ad%e4%bd%bf%e7%94%a8nice%e5%80%bc\/\" aria-label=\"\u9605\u8bfb \u5982\u4f55\u5728Linux\u865a\u62df\u4e3b\u673a\u8fdb\u7a0b\u4e2d\u4f7f\u7528Nice\u503c\">\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[165,164],"class_list":["post-646","post","type-post","status-publish","format-standard","hentry","category-shared-hosting","tag-linux","tag-164"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=646"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/646\/revisions"}],"predecessor-version":[{"id":647,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/646\/revisions\/647"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}