{"id":3455,"date":"2013-09-01T00:38:58","date_gmt":"2013-08-31T15:38:58","guid":{"rendered":"http:\/\/www.vincentina.net\/?p=3455"},"modified":"2013-09-01T00:38:58","modified_gmt":"2013-08-31T15:38:58","slug":"slowquerylog%e3%82%92%e5%8f%96%e3%81%a3%e3%81%a6%e3%81%bf%e3%82%8b%e3%81%93%e3%81%a8%e3%81%ab%e3%81%97%e3%81%a6%e3%81%bf%e3%81%9f","status":"publish","type":"post","link":"https:\/\/www.vincentina.net\/?p=3455","title":{"rendered":"Slowquerylog\u3092\u53d6\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u3066\u307f\u305f"},"content":{"rendered":"<p>Slo\uff57querylog\u3068\u3044\u3046\u306e\u306f<\/p>\n<p><code>long_query_time<\/code> \u79d2\u3088\u308a\u5b9f\u884c\u306b\u6642\u9593\u304c\u304b\u304b\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3059\u3079\u3066\u304c\u5165\u308a\u307e\u3059<br \/>\nby\u3000mysql\u516c\u5f0f\u30da\u30fc\u30b8<\/p>\n<p>\u3068\u3044\u3046\u3082\u306e\u3067\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u63a2\u3057\u305f\u308a\u3059\u308b\u3082\u306e\u3060\u3001\u3068\u601d\u3046\u3002\u591a\u5206\u3002<\/p>\n<p>\u3066\u3053\u3068\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306fOFF\u306b\u306a\u3063\u3066\u308b\u307f\u305f\u3044\u306a\u306e\u3067\u3001\u8a2d\u5b9a\u304b\u3089\u3084\u3063\u3066\u307f\u3088\u3046\u3002<br \/>\n\u307e\u305a\u306fMysql\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304b\u3089\u3001\u3061\u3047\u3051\u3061\u3047\u3051\u30fc\u3002<\/p>\n<pre>$ mysql -V\r\nmysql\u00a0 Ver 14.14 Distrib 5.1.69, for redhat-linux-gnu (x86_64) using readline 5.1\r\n\r\nmysql&gt; SELECT version();\r\n+------------+\r\n| version()\u00a0 |\r\n+------------+\r\n| 5.1.69-log |\r\n+------------+\r\n1 row in set (0.00 sec)<\/pre>\n<p>5.1\u3060\u3063\u305f\u308f\u30015.5\u3060\u3068\u601d\u3063\u3066\u305f\uff57<br \/>\n5.1\u7cfb\u3067\u5229\u7528\u3059\u308b\u5834\u5408\u3067\u30b0\u30b0\u308b\u306e\u3055\u3002<\/p>\n<pre># vi \/etc\/my.cnf\r\n\r\nslow_query_log = 1\r\nlog_output = FILE\r\nslow_query_log_file=\/var\/lib\/mysql\/slow.log\r\nlong_query_time = 1\r\nlog_queries_not_using_indexes = 1<\/pre>\n<p>\u4e0a\u304b\u3089\u7b87\u6761\u66f8\u304d\u3059\u308b\u3068<br \/>\n\u30ed\u30b0\u3092\u53d6\u308b\u3088<br \/>\n\u51fa\u529b\u3092\u5bfe\u8c61\u306fFILE<br \/>\n\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u3092\u7f6e\u304f\u3068\u3053\u308d\u306f\/var\/lib\/mysql\/slow.log<br \/>\n\u3053\u306e\u79d2\u6570\u4ee5\u4e0a\u304b\u304b\u3063\u305f\u3084\u3064\u3092\u8a18\u9332\u3059\u308b<br \/>\n\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3057\u306a\u3044\u3084\u3064\u3092\u8a18\u9332\u3059\u308b<\/p>\n<p>\u3066\u306a\u611f\u3058\u3002<br \/>\nmysqld\u3092\u518d\u8d77\u52d5\u3057\u3066\u8a2d\u5b9a\u5b8c\u4e86\u3002<\/p>\n<p>\u306a\u306e\u3060\u304c\u3002\u3002\u3002<\/p>\n<p>\u3068\u3053\u308d\u304c\u3069\u3063\u3053\u3044\u3002<\/p>\n<pre># mysqldumpslow -s t \/var\/lib\/mysql\/slow.log\r\n\r\nReading mysql slow query log from \/var\/lib\/mysql\/slow.log<\/pre>\n<pre>mysql&gt; SHOW VARIABLES LIKE 'slow%';\r\n+---------------------+---------------------------------+\r\n| Variable_name\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Value\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\r\n+---------------------+---------------------------------+\r\n| slow_launch_time\u00a0\u00a0\u00a0 | 2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\r\n| slow_query_log\u00a0\u00a0\u00a0\u00a0\u00a0 | OFF\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\r\n| slow_query_log_file | \/var\/run\/mysqld\/mysqld-slow.log |\r\n+---------------------+---------------------------------+\r\n3 rows in set (0.00 sec)\r\n\r\nmysql&gt; SHOW VARIABLES LIKE 'long%';\r\n+-----------------+-----------+\r\n| Variable_name\u00a0\u00a0 | Value\u00a0\u00a0\u00a0\u00a0 |\r\n+-----------------+-----------+\r\n| long_query_time | 10.000000 |\r\n+-----------------+-----------+\r\n1 row in set (0.00 sec)<\/pre>\n<p>\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u304c\u751f\u6210\u3055\u308c\u3066\u306a\u3044\u3057\u3001\u8a2d\u5b9a\u306e\u53cd\u6620\u3059\u3089\u3055\u308c\u3066\u3044\u306a\u3044\u3001\u3053\u308c\u304c\u73fe\u5b9f\u3002<\/p>\n<p>\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u306e\u3067\u5225\u306e\u65b9\u6cd5\u3067\u3082\u3084\u3063\u3066\u307f\u305f\u3002<br \/>\n\u30ed\u30b0\u30a4\u30f3\u3057\u3066SET GLOBAL\u3092\u4f7f\u3046\u3002<\/p>\n<pre>mysql&gt; SET GLOBAL slow_query_log = 1;\r\nQuery OK, 0 rows affected (0.00 sec)\r\n\r\nSET GLOBAL long_query_time = 1;\r\nQuery OK, 0 rows affected (0.00 sec)<\/pre>\n<p>\u3044\u3063\u305f\u3093\u30ed\u30b0\u30a4\u30f3\u3057\u306a\u304a\u3057\u3066\u78ba\u8a8d\u3057\u3066\u307f\u305f\u3089<\/p>\n<pre>mysql&gt; SHOW VARIABLES LIKE 'slow%';\r\n+---------------------+-------------------------+\r\n| Variable_name\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 | Value\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\r\n+---------------------+-------------------------+\r\n| slow_launch_time\u00a0\u00a0\u00a0 | 2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\r\n| slow_query_log\u00a0\u00a0\u00a0\u00a0\u00a0 | ON\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |\r\n| slow_query_log_file | \/var\/lib\/mysql\/slow.log |\r\n+---------------------+-------------------------+\r\n3 rows in set (0.00 sec)\r\n\r\nmysql&gt; SHOW VARIABLES LIKE 'long%';\r\n+-----------------+----------+\r\n| Variable_name\u00a0\u00a0 | Value\u00a0\u00a0\u00a0 |\r\n+-----------------+----------+\r\n| long_query_time | 1.000000 |\r\n+-----------------+----------+\r\n1 row in set (0.00 sec)<\/pre>\n<p>\u4eca\u5ea6\u306f\u4e0a\u624b\u304f\u3044\u3063\u305f\u307f\u305f\u3044\u3001\u306a\u3093\u3058\u3083\u3089\u307b\u3044\u307b\u3044\u3002<br \/>\n\u4f55\u56de\u304b\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u307f\u3066\u30ed\u30b0\u3092\u51fa\u3057\u3066\u3001mysqldumpslow\u3092\u3084\u3063\u3066\u307f\u305f\u3002<\/p>\n<pre># mysqldumpslow -s t \/var\/lib\/mysql\/slow.log\r\n\r\nReading mysql slow query log from \/var\/lib\/mysql\/slow.log\r\nCount: 5\u00a0 Time=0.00s (0s)\u00a0 Lock=0.00s (0s)\u00a0 Rows=7.0 (35), ******[******]@********\r\n\u00a0 SELECT *, ((N.N * (MATCH (`title`) AGAINST ( \"S\" ))) + (N.N * (MATCH (`content`) AGAINST ( \"S\"<\/pre>\n<p>\u3088\u3057\u3088\u3057\u3002<br \/>\n\u8a00\u8449\u306e\u610f\u5473\u306f\u3088\u304f\u5206\u304b\u3089\u3093\u3051\u3069\u3001\u3053\u3093\u306a\u611f\u3058\u3067\u3046\u307e\u304f\u51fa\u529b\u3055\u308c\u305f\u3002<br \/>\nmysqldumpslow\u3058\u3083\u306a\u304f\u3066cat\u3067Log\u3092\u898b\u305f\u3089\u3048\u3052\u3064\u306a\u3044\u91cf\u3060\u3063\u305f\uff57<\/p>\n<p>Log\u3092\u53d6\u308c\u308b\u3088\u3046\u306b\u306f\u306a\u3063\u305f\u3051\u3069\u3001\u3053\u308c\u3060\u3051\u3060\u3068\u3044\u3064\u898b\u308b\u306e\uff1f\u6687\u306a\u6642\u3067\u3057\u3087\u3063\u3066\u3053\u3068\u306b\u306a\u3063\u3061\u3083\u3046\u3002\u306e\u3067<br \/>\nLogwatch\u3068\u540c\u3058\u304f\u6df1\u591c\u306bCRON\u3092\u56de\u3059\u3053\u3068\u306b\u3059\u308b\u3002<\/p>\n<p>\u30b9\u30af\u30ea\u30d7\u30c8\u306f<a title=\"\u306f\u3063\u305f\u308a\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5099\u5fd8\u9332\" href=\"http:\/\/blog.manabusakai.com\/\" rel=\"home\">\u306f\u3063\u305f\u308a\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5099\u5fd8\u9332<\/a>\u3055\u3093\u306e\u3092\u82e5\u5e72\u5909\u66f4\u3057\u3066\u5229\u7528\u3055\u305b\u3066\u3044\u305f\u3060\u3044\u3066\u307e\u3059\u3002<br \/>\n\u30c6\u30b9\u30c8\u3057\u3066\u307f\u305f\u3051\u3069\u3001\u3046\u307e\u304fmysqldump\u3067\u307e\u3068\u307e\u3063\u305f\u30ed\u30b0\u306e\u5185\u5bb9\u306e\u30e1\u30fc\u30eb\u304c\u98db\u3093\u3067\u304d\u305f\u3002<\/p>\n<p>\u3042\u3068\u304b\u3089\u78ba\u8a8d\u3057\u3066\u307f\u305f\u3051\u3069\u3001\u4e00\u901a\u308a\u306e\u8a2d\u5b9a\u304c\u5b8c\u4e86\u3057\u305f\u5f8c\u3060\u3068\u3001\/etc\/my.cnf\u306b\u8a18\u8ff0\u3057\u305f\u5185\u5bb9\u3082mysqld\u306e\u518d\u8d77\u52d5\u3067\u3046\u307e\u304f\u53cd\u6620\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3060\u3001\u3088\u304f\u5206\u304b\u3089\u3093\u3002\u5206\u304b\u3089\u306a\u3055\u904e\u304e\u3066\u7cf8\u53e3\u3082\u898b\u3064\u304b\u3089\u306a\u3044\u3002<\/p>\n<p>\u305d\u306e\u8fba\u306f\u8b0e\u306e\u307e\u307e\u3060\u3002<\/p>\n<p>\u30ed\u30b0\u306e\u5185\u5bb9\u3082\u307e\u3060\u5206\u304b\u3089\u3093\u306e\u3067\u3001\u307e\u3060\u307e\u3060\u899a\u3048\u308b\u3053\u3068\u306f\u591a\u3044\u306e\u3067\u3042\u3063\u305f\u3002<\/p>\n<p>\u76f8\u5909\u308f\u3089\u305a\u6bce\u65e5wp-login\u3078\u306e\u653b\u6483\u306f\u7d9a\u3044\u3066\u3044\u308b\u3002<br \/>\n\u30ed\u30ea\u30dd\u306e\u30cb\u30e5\u30fc\u30b9\u3082\u898b\u305f\u3002<br \/>\n\u3077\u3061\u7ba1\u7406\u8005\u3068\u3057\u3066\u306f\u6ce8\u610f\u559a\u8d77\u3057\u305f\u3044\u3068\u3053\u308d\u3060\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u53c2\u8003\u30b5\u30a4\u30c8<\/p>\n<p>\u904a\u4ecb\u306e\u5f92\u7136\uff01\uff01<br \/>\n<a href=\"http:\/\/www.kakashi.biz\/%E3%83%97%E3%83%AD%E3%82%B0%E3%83%A9%E3%83%A0\/mysql5-5-%E3%81%A7-slow-query-log-%E3%82%B9%E3%83%AD%E3%83%BC%E3%82%AF%E3%82%A8%E3%83%AA%E3%83%BC%E3%83%AD%E3%82%B0-%E3%82%92%E6%8E%A1%E3%82%8B\/\" target=\"_blank\">mysql5.5 \u3067 slow query log \u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u30fc\u30ed\u30b0 \u3092\u63a1\u308b<\/a><\/p>\n<p>\u3088\u3093\u3061\u3085BLOG<br \/>\n<a href=\"http:\/\/yonchu.hatenablog.com\/entry\/20100716\/1279301089\">MySQL5.0\/5.1\u3067\u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u30ed\u30b0\u3092\u8a18\u9332<\/a><\/p>\n<p>\u306f\u3063\u305f\u308a\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5099\u5fd8\u9332<a title=\"\u306f\u3063\u305f\u308a\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5099\u5fd8\u9332\" href=\"http:\/\/blog.manabusakai.com\/\" rel=\"home\"><br \/>\n<\/a><a href=\"http:\/\/blog.manabusakai.com\/mysql-slow-query-mail\/\" target=\"_blank\">MySQL\u306e\u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u3092\u30e1\u30fc\u30eb\u3067\u53d7\u3051\u53d6\u308b<\/a><\/p>\n<p>&nbsp;<\/p>\n<div class='wp_social_bookmarking_light'>        <div class=\"wsbl_twitter\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" data-url=\"https:\/\/www.vincentina.net\/?p=3455\" data-text=\"Slowquerylog\u3092\u53d6\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u3066\u307f\u305f\" data-via=\"TakekenTw\" data-lang=\"ja\">Tweet<\/a><\/div><\/div>\n<br class='wp_social_bookmarking_light_clear' \/>\n","protected":false},"excerpt":{"rendered":"<p>Slo\uff57querylog\u3068\u3044\u3046\u306e\u306f long_query_time \u79d2\u3088\u308a\u5b9f\u884c\u306b\u6642\u9593\u304c\u304b\u304b\u308b SQL \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3059\u3079\u3066\u304c\u5165\u308a\u307e\u3059 by\u3000mysql\u516c\u5f0f\u30da\u30fc\u30b8 \u3068\u3044\u3046\u3082\u306e\u3067\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u63a2\u3057\u305f\u308a\u3059\u308b\u3082\u306e\u3060\u3001\u3068\u601d\u3046\u3002\u591a &hellip; <a href=\"https:\/\/www.vincentina.net\/?p=3455\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;Slowquerylog\u3092\u53d6\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u3066\u307f\u305f&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-3455","post","type-post","status-publish","format-standard","hentry","category-server"],"_links":{"self":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/posts\/3455","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3455"}],"version-history":[{"count":0,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=\/wp\/v2\/posts\/3455\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3455"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3455"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vincentina.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}