{"title":"\u3010MySQL\u3011\u30d5\u30a1\u30a4\u30eb\u6bce\u306eIO\u91cf\u3092\u898b\u305f\u308a\u3059\u308b","published":"2022-05-15 14:16:54","width":"100%","author_url":"https://blog.hatena.ne.jp/ryuichi1208/","author_name":"ryuichi1208","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fryuichi1208.hateblo.jp%2Fentry%2F2022%2F05%2F15%2F141654\" title=\"\u3010MySQL\u3011\u30d5\u30a1\u30a4\u30eb\u6bce\u306eIO\u91cf\u3092\u898b\u305f\u308a\u3059\u308b - \u5730\u65b9\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5b66\u7fd2\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://ryuichi1208.hateblo.jp/","blog_title":"\u5730\u65b9\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u5b66\u7fd2\u65e5\u8a18","provider_url":"https://hatena.blog","type":"rich","description":"# \u30af\u30a8\u30ea\u6bce\u306b\u73fe\u5728\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u30a4\u30d9\u30f3\u30c8\u3092\u8868\u793a SELECT EVENT_NAME,TIMER_WAIT,SQL_TEXT,LOCK_TIME,NO_INDEX_USED,SOURCE FROM performance_schema.events_statements_current; # \u30d5\u30a1\u30a4\u30eb\u6bce\u306eIO\u91cf\u306a\u3069\u898b\u308b SELECT * FROM file_summary_by_instance WHERE count_star <> 0 ORDER BY sum_timer_wait DESC LIMIT 3; # # \u30c6\u30fc\u30d6\u30eb\u6bce\u306e\u5f85\u3061\u6642\u9593\u306a\u3069 SELECT * FROM objects_su\u2026","categories":[],"image_url":null,"provider_name":"Hatena Blog","version":"1.0","url":"https://ryuichi1208.hateblo.jp/entry/2022/05/15/141654","height":"190"}