{"id":5220,"date":"2014-12-17T10:00:50","date_gmt":"2014-12-17T01:00:50","guid":{"rendered":"http:\/\/www.techscore.com\/blog\/?p=5220"},"modified":"2018-11-14T16:33:49","modified_gmt":"2018-11-14T07:33:49","slug":"cgroups-centos7","status":"publish","type":"post","link":"https:\/\/www.techscore.com\/blog\/2014\/12\/17\/cgroups-centos7\/","title":{"rendered":"cgroups \u3092\u4f7f\u3046\uff20CentOS7"},"content":{"rendered":"

\u3053\u3093\u306b\u3061\u306f \u5317\u5ddd\u3067\u3059\u3002<\/p>\n

\u3053\u306e\u8a18\u4e8b\u306fTECHSCORE Advent Calendar 2014<\/a>\u300117\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002<\/p>\n

\u3061\u3087\u3063\u3068\u3057\u305f\u6848\u4ef6\u3067\u3001CPU\u306b\u5236\u9650\u3092\u304b\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a
\ncgroups \u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u306e\u3067\u7d39\u4ecb\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

cgroups\u3068\u306f control groups\u306e\u7565\u3067\u30d7\u30ed\u30bb\u30b9\u30b0\u30eb\u30fc\u30d7\u3054\u3068\u306bCPU\u3084\u30e1\u30e2\u30ea\u30fb\u30c7\u30a3\u30b9\u30afI\/O\u306a\u3069\u306e\u5229\u7528\u3092\u5236\u9650\u3067\u304d\u308bLinux\u30ab\u30fc\u30cd\u30eb\u306e\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n

cgroup cgred<\/h2>\n

\u524d\u63d0\u3068\u3057\u3066OS\u306fCentOS7\u3067\u304a\u8a71\u3057\u307e\u3059\u3002
\n\u307e\u305f\u3001\u8aac\u660e\u7c21\u7565\u5316\u306e\u305f\u3081\u57fa\u672c root \u30e6\u30fc\u30b6\u3067\u64cd\u4f5c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

cgroup \u3092\u5229\u7528\u3059\u308b\u305f\u3081\u306b libcgroup \u3068 libcgroup-tools \u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\nCentOS7(RHEL 7\u7cfb)\u304b\u3089 libcgroup-tools\u304c\u8ffd\u52a0\u3067\u5fc5\u8981\u3068\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\r\n\r\nyum install libcgroup\r\nyum install libcgroup-tools\r\n\r\n<\/pre>\n
\u4eca\u56de\u306fcgconfig.conf\u3092\u4f7f\u3063\u3066\u5236\u9650\u3092\u639b\u3051\u307e\u3057\u305f\u3002
\ncgcreate \u3092\u4f7f\u3063\u3066\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u304c\u4eca\u56de\u306fcgconfig.conf\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n
\r\nvi \/etc\/cgconfig.conf\r\n<\/pre>\n
cgconfig.conf\u306b\u4e0b\u8a18\u306e\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n
\r\n# test group \u3092\u4f5c\u6210\u3002\r\ngroup test {  \r\n    perm { \r\n        #kitagawa user\u304c task \u3092\u8a2d\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u3002 \r\n        task {  \r\n            uid = kitagawa;  \r\n            gid = kitagawa;  \r\n        }\r\n        #\u305d\u306e\u4ed6\u306e\u8a2d\u5b9a\u306f root user \u304c\u8a2d\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u3002\r\n        admin {  \r\n            uid = root;  \r\n            gid = root;  \r\n        }  \r\n    } \r\n    #CPU\u306e\u5272\u308a\u5f53\u3066\u304c50%\u3068\u306a\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3002\r\n    cpu {\r\n        cpu.cfs_quota_us = 500000;\r\n        cpu.cfs_period_us = 1000000;\r\n    }\r\n}\r\n\r\n<\/pre>\n
\u4eca\u56de\u306f kitagawa \u30e6\u30fc\u30b6\u306b\u5bfe\u3057\u3066\u5236\u9650\u3057\u305f\u304b\u3063\u305f\u305f\u3081cgred\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n
cgred \u306f\u3001\/etc\/cgrules.conf \u3067\u8a2d\u5b9a\u306b\u5f93\u3063\u3066\u30bf\u30b9\u30af\u3092 cgroups \u306b\u79fb\u52d5\u3059\u308b\u30c7\u30fc\u30e2\u30f3\u3067\u3059\u3002<\/p>\n
\r\n\r\nvi \/etc\/cgrules.conf\r\n<\/pre>\n
cgrules.conf \u306b\u4e0b\u8a18\u306e\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n
\r\nkitagawa    cpu  test\/\r\n\r\n<\/pre>\n
\u8d77\u52d5\u3068\u81ea\u52d5\u8d77\u52d5<\/h2>\n
cgconfig,cgred\u306e\u8d77\u52d5\u3092\u884c\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u5408\u308f\u305b\u3066\u81ea\u52d5\u8d77\u52d5\u306e\u8a2d\u5b9a\u3082\u884c\u3044\u307e\u3059\u3002<\/p>\n
\r\n\r\n# cgconfig\u8d77\u52d5  \r\nsystemctl start cgconfig  \r\n# cgconfig\u306e\u81ea\u52d5\u8d77\u52d5  \r\nsystemctl enable cgconfig  \r\n\r\n# cgred\u306e\u8d77\u52d5\r\nsystemctl start cgred\r\n# cgred\u306e\u81ea\u52d5\u8d77\u52d5\r\nsystemctl enable cgred\r\n\r\n<\/pre>\n
\u7d50\u679c\u78ba\u8a8d<\/h2>\n
\u4eca\u56de\u306e\u5834\u5408\u3001kitagawa\u30e6\u30fc\u30b6\u306e\u3059\u3079\u3066\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u5bfe\u8c61\u3068\u306a\u308a\u307e\u3059\u3002
\ntasks \u30d5\u30a1\u30a4\u30eb\u306b\u5bfe\u8c61\u3068\u306a\u3063\u305f\u30d7\u30ed\u30bb\u30b9ID\u304c\u8a18\u8f09\u3055\u308c\u307e\u3059\u306e\u3067\u8907\u6570\u306e\u30d7\u30ed\u30bb\u30b9\u304c
\n\u5236\u9650\u306e\u5bfe\u8c61\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n
\r\n\r\ncat \/sys\/fs\/cgroup\/memory\/test\/tasks\r\n\r\n<\/pre>\n
\u5b9f\u969b\u306bCPU\u306b\u8ca0\u8377\u3092\u304b\u3051\u5236\u9650\u304c\u639b\u304b\u3063\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n
\r\n\r\nsu - kitagawa\r\ncat \/dev\/zero > \/dev\/null &\r\n\r\ntop\r\n<\/pre>\n
\r\n  PID USER      PR  NI    VIRT    RES    SHR S %CPU %MEM     TIME+ COMMAND      \r\n12894 kitagawa  20   0  107912    620    516 R 48.2  0.1   0:19.62 cat  \r\n\r\n<\/pre>\n
\u30d4\u30c3\u30bf\u30b7\u3068\u306f\u306a\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u304cCPU\u51e6\u7406\u304c50\uff05\u3067\u5236\u9650\u3055\u308c\u3066\u3044\u308b\u306e\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n
\u307e\u3068\u3081<\/h2>\n
\u6700\u521d\u306b\u8a18\u8f09\u3057\u307e\u3057\u305f\u304c\u3001cgroups\u306fCPU\u306e\u4ed6\u306b\u3082\u30e1\u30e2\u30ea\u30fb\u30c7\u30a3\u30b9\u30afI\/O\u306a\u3069\u3082\u5236\u9650\u3092\u304b\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\n\u4eca\u56de\u306fRHEL 7 Guide<\/a>\u3084man cgconfig.conf \u3092\u53c2\u8003\u306b\u3057\u307e\u3057\u305f\u306e\u3067
\n\u305d\u306e\u4ed6\u306e\u8a2d\u5b9a\u3092\u3059\u308b\u5834\u5408\u306f\u53c2\u7167\u3057\u3066\u3082\u3089\u3048\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u3053\u3093\u306b\u3061\u306f \u5317\u5ddd\u3067\u3059\u3002<\/p>\n
\u3053\u306e\u8a18\u4e8b\u306fTECHSCORE Advent Calendar 2014\u300117\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002<\/p>\n
\u3061\u3087\u3063\u3068\u3057\u305f\u6848\u4ef6\u3067\u3001CPU\u306b\u5236\u9650\u3092\u304b\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a
\ncgroups \u3092\u4f7f\u3063\u3066\u307f\u307e\u3057\u305f\u306e\u3067\u7d39\u4ecb\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002
\u7d9a\u304d\u3092\u8aad\u3080...<\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[141,23],"_links":{"self":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/5220"}],"collection":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/comments?post=5220"}],"version-history":[{"count":13,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/5220\/revisions"}],"predecessor-version":[{"id":5234,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/posts\/5220\/revisions\/5234"}],"wp:attachment":[{"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/media?parent=5220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/categories?post=5220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techscore.com\/blog\/wp-json\/wp\/v2\/tags?post=5220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}