{"id":1755,"date":"2016-09-05T23:55:00","date_gmt":"2016-09-05T14:55:00","guid":{"rendered":"http:\/\/blog.4star.link\/?p=1755"},"modified":"2016-09-05T23:57:49","modified_gmt":"2016-09-05T14:57:49","slug":"mysql%e3%82%92%e5%81%9c%e6%ad%a2%e3%81%a7%e3%81%8d%e3%81%aa%e3%81%84%e3%81%97%e3%80%81%e8%b5%b7%e5%8b%95%e3%82%82%e3%81%a7%e3%81%8d%e3%81%aa%e3%81%8f%e3%81%aa%e3%81%a3%e3%81%9f%e6%99%82%e3%81%ae","status":"publish","type":"post","link":"https:\/\/blog.4star.link\/?p=1755","title":{"rendered":"MySQL\u3092\u505c\u6b62\u3067\u304d\u306a\u3044\u3057\u3001\u8d77\u52d5\u3082\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u6642\u306e\u30e1\u30e2"},"content":{"rendered":"

\u3044\u304d\u306a\u308a\u3001MySQL\u3092\u505c\u6b62\u3067\u304d\u306a\u3044\u3057\u3001\u8d77\u52d5\u3082\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u6642\u306e\u30e1\u30e2<\/p>\n

“SQLSTATE[HY000] [1040] Too many connections”<\/h3>\n

\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u3067\u3066\u8abf\u3079\u3066\u307f\u305f\u3002<\/p>\n


mysql> show full processlist;\n\n<\/code><\/pre>\n
\u3059\u308b\u3068mysql\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u5927\u91cf\u306b\u6b8b\u3063\u3066\u3044\u308b\u3002<\/p>\n
max clients\u306e\u4e0a\u9650\u307e\u3067\u7acb\u3063\u3066\u3044\u308b\u30a8\u30e9\u30fc\u3067\u3057\u305f\u3002<\/p>\n
\u3053\u306e\u65b9\u6cd5\u306fmysql\u3068\u3044\u3046\u3088\u308a\u306f\u5358\u306b\u30d7\u30ed\u30bb\u30b9\u3092\u6bba\u3057\u3066\u89e3\u6c7a\u3057\u305f\u969b\u306e\u30e1\u30e2\u306a\u306e\u3067\u3001
\n\u53c2\u8003\u7a0b\u5ea6\u3067\u304a\u9858\u3044\u3057\u307e\u3059(^_^;)<\/p>\n

# service mysqld stop\nmysqld \u3092\u505c\u6b62\u4e2d:                                           [  OK  ]\n\n<\/code><\/pre>\n
\u3068\u306a\u308b\u304c\u5b9f\u969b\u306f\u307e\u3060\u8d77\u52d5\u4e2d<\/p>\n

# \/etc\/init.d\/mysqld status\nmysqld (pid 20022) \u3092\u5b9f\u884c\u4e2d...\n\n<\/code><\/pre>\n
\u3044\u304f\u305fstop\u30b3\u30de\u30f3\u30c9\u3092\u3046\u3063\u3066\u3082\u30c0\u30e1\u3002<\/p>\n

# service mysqld start\n\n<\/code><\/pre>\n
\u3067\u306f\u5931\u6557\u3068\u306a\u308b\u3002<\/p>\n
CentOS6.5\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u78ba\u8a8d\u3059\u308b\u3068<\/p>\n
# ps -xaf | grep mysql\n<\/code><\/pre>\n
mysqld\u30d7\u30ed\u30bb\u30b9\u304c\u6b8b\u3063\u3066\u3044\u308b\u3002<\/p>\n
\u601d\u3044\u5207\u3063\u3066\u3001\u30d7\u30ed\u30bb\u30b9\u3092\u524a\u9664<\/p>\n

# kill \u5bfe\u8c61\u30d7\u30ed\u30bb\u30b9id\n\n<\/code><\/pre>\n
\u3053\u308c\u3067\u3082\u6d88\u3048\u306a\u3044\u3002<\/p>\n
\u3082\u3046\u3044\u3044\u3084\u3068\u601d\u3044\u3001\u5f37\u5236\u7684\u306b\u30d7\u30ed\u30bb\u30b9\u524a\u9664<\/p>\n

# kill -9 \u5bfe\u8c61\u30d7\u30ed\u30bb\u30b9ID\n\n<\/code><\/pre>\n
\u3055\u3059\u304c\u306b\u505c\u6b62\u3057\u305f\u3002<\/p>\n
\u3067\u3001
\nservice mysqld start<\/p>\n
\u3059\u308b\u3068\u3001\u3001\u307e\u305f\u5931\u6557\u3002<\/p>\n
\u3067\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u5bb9\u91cf\u3092\u7591\u3044\u307e\u3057\u305f\u3002
\n\u6700\u8fd1\u5bb9\u91cf\u3044\u3063\u3071\u3044\u3067\u3001\u4e0d\u8981\u30d5\u30a1\u30a4\u30eb\u524a\u9664\u3057\u305f\u3070\u3063\u304b\u3060\u3088\u306a\u3002\u3002\u3068\u304a\u3082\u3044\u3064\u3064\u3001
\n\u78ba\u8a8d\u3057\u3066\u307f\u308b\u3068\u307e\u305f\u3001\u3001\u3001<\/p>\n

# df -h\n\n<\/code><\/pre>\n
100%\u4f7f\u3044\u304d\u3063\u3066\u307e\u3057\u305f\u3002\u3002\u6c57<\/p>\n
\u4e0d\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3057\u3066\u3001<\/p>\n
\u518d\u5ea6<\/p>\n

# service mysqld start\n\n<\/code><\/pre>\n
\u6210\u529f\u3057\u307e\u3057\u305f\uff01\u30fb\u30fb\u30fb\u3042\u3042\u3042
\n\u3068\u3066\u3064\u3082\u306a\u304f\u521d\u6b69\u7684<\/p>\n
\u53c2\u8003\u306b\u3055\u305b\u3066\u9802\u3044\u305f\u30b5\u30a4\u30c8
\nhttp:\/\/beyondjapan.com\/blog\/2016\/03\/mysql-stop-start-issues<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
\u3044\u304d\u306a\u308a\u3001MySQL\u3092\u505c\u6b62\u3067\u304d\u306a\u3044\u3057\u3001\u8d77\u52d5\u3082\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u6642\u306e\u30e1\u30e2 “SQLSTATE[HY000] [1040] Too many connections” \u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u3067\u3066\u8abf\u3079\u3066\u307f\u305f\u3002 my … <\/p>\n
“MySQL\u3092\u505c\u6b62\u3067\u304d\u306a\u3044\u3057\u3001\u8d77\u52d5\u3082\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u6642\u306e\u30e1\u30e2” \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":[263,256],"tags":[227,31],"class_list":["post-1755","post","type-post","status-publish","format-standard","hentry","category-263","category-256","tag-centos6","tag-mysql"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/blog.4star.link\/index.php?rest_route=\/wp\/v2\/posts\/1755"}],"collection":[{"href":"https:\/\/blog.4star.link\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.4star.link\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.4star.link\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.4star.link\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1755"}],"version-history":[{"count":3,"href":"https:\/\/blog.4star.link\/index.php?rest_route=\/wp\/v2\/posts\/1755\/revisions"}],"predecessor-version":[{"id":1758,"href":"https:\/\/blog.4star.link\/index.php?rest_route=\/wp\/v2\/posts\/1755\/revisions\/1758"}],"wp:attachment":[{"href":"https:\/\/blog.4star.link\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1755"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.4star.link\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1755"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.4star.link\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1755"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}