{"id":673,"date":"2020-07-29T11:47:00","date_gmt":"2020-07-29T03:47:00","guid":{"rendered":"http:\/\/www.gbase8.cn\/?p=673"},"modified":"2022-03-30T10:27:27","modified_gmt":"2022-03-30T02:27:27","slug":"gbase-8a%e9%9b%86%e7%be%a4show-processlist%e4%b8%adstate%e4%b8%8d%e5%90%8c%e7%8a%b6%e6%80%81%e5%90%ab%e4%b9%89%e8%af%b4%e6%98%8e","status":"publish","type":"post","link":"https:\/\/www.gbase8.cn\/en\/673","title":{"rendered":"Explanation of the meaning of different states in NanDa GBase 8a database cluster's `show processlist`"},"content":{"rendered":"<p>GBase 8a\u6570\u636e\u5e93\u96c6\u7fa4\uff0c\u63d0\u4f9b\u4e86show processlist\u547d\u4ee4\u6765\u67e5\u770b\u5f53\u524d\u8282\u70b9\u7684\u8fde\u63a5\u548c\u6b63\u5728\u6267\u884c\u7684SQL\uff0c\u6bcf\u4e2a\u8fde\u63a5\u90fd\u6709\u5f53\u524d\u7684\u72b6\u6001\uff0c\u672c\u6587\u4ecb\u7ecd\u5404\u79cdstate\u72b6\u6001\u7684\u542b\u4e49\u3002<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Directory Navigation<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a2b2c4e8e93e\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a2b2c4e8e93e\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.gbase8.cn\/en\/673\/#%E4%BB%8B%E7%BB%8D\" >\u4ecb\u7ecd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.gbase8.cn\/en\/673\/#%E5%8F%82%E8%80%83\" >\u53c2\u8003<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%BB%8B%E7%BB%8D\"><\/span>\u4ecb\u7ecd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>State<\/td><td>\u542b\u4e49<\/td><\/tr><tr><td>init<\/td><td>\u8868\u793aSQL\u8fdb\u5165\u51c6\u5907\u6267\u884c\u9636\u6bb5\uff0c\u4e5f\u5c31\u662f\u6267\u884c\u8ba1\u5212\u5f00\u59cb<\/td><\/tr><tr><td>deleting from main table\/updating main table<\/td><td>\u51c6\u5907\u5bf9\u8868\u505adelete\u6216update\u64cd\u4f5c<\/td><\/tr><tr><td>end\/query endSQL<\/td><td>\u8fdb\u5165\u7ed3\u675f\u9636\u6bb5\uff0c\u51c6\u5907\u6e05\u7406\u8d44\u6e90<\/td><\/tr><tr><td>Creating tmp table<\/td><td>\u67e5\u8be2\u8fc7\u7a0b\u4e2d\uff0c\u6b63\u5728\u521b\u5efa\u4e34\u65f6\u8868<\/td><\/tr><tr><td>Sending data<\/td><td>\u6b63\u5728\u8bfb\u53d6\u6570\u636e\u5e76\u5411\u53d1\u8d77\u7aef\u53d1\u9001SELECT\u7ed3\u679c<\/td><\/tr><tr><td>closing tables<\/td><td>\u5173\u95ed\u6253\u5f00\u7684\u8868<\/td><\/tr><tr><td>\u3000<\/td><td><\/td><\/tr><tr><td>Evaluating<\/td><td>&nbsp;\u6267\u884c\u8ba1\u5212\u8bc4\u4f30<\/td><\/tr><tr><td>Executing by step<\/td><td>\u9010\u4e2a\u6267\u884c\u8ba1\u5212\u7684\u6bcf\u4e2aStep<\/td><\/tr><tr><td>Preparing metadata<\/td><td>&nbsp;\u53d6\u5f97\u672c\u67e5\u8be2\u6240\u6d89\u53ca\u8868\u7684\u53ef\u7528\u8282\u70b9\u4fe1\u606f<\/td><\/tr><tr><td>Creating tmp tables<\/td><td>&nbsp;\u521b\u5efa\u4e34\u65f6\u8868<\/td><\/tr><tr><td>Sending task to gnodes<\/td><td>&nbsp;\u53d1\u9001task \u7ed9gnode<\/td><\/tr><tr><td>Clear tmp tables<\/td><td>&nbsp;\u67e5\u8be2\u5b8c\u6210\uff0c\u6e05\u9664\u4e34\u65f6\u8868<\/td><\/tr><tr><td>Writing to Net<\/td><td>\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\u5305\uff0c\u4e00\u822c\u662fAPI\u63a5\u53e3<\/td><\/tr><tr><td>checking permissions<\/td><td>\u68c0\u67e5\u6743\u9650\uff0c\u6bd4\u5982\u9501\u3002\u4e3b\u8981\u662fDML\u548cDDL\u7b49\uff0c\u5305\u62ecLOAD\u3002<\/td><\/tr><tr><td>commit<\/td><td>\u63d0\u4ea4\uff0c\u6bd4\u5982\u52a0\u8f7d\u6700\u540e\u4e00\u6b65<\/td><\/tr><tr><td>killed<\/td><td>\u88ab\u6740\u6389<\/td><\/tr><tr><td>logging slow query<\/td><td>\u5f00\u542f\u4e86\u5ba1\u8ba1\u65e5\u5fd7\u540e\uff0c\u4fdd\u5b58\u65e5\u5fd7<\/td><\/tr><tr><td>Rolling back<\/td><td>\u56de\u6eda<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"528\" height=\"568\" src=\"http:\/\/www.gbase8.cn\/wp-content\/uploads\/2020\/07\/image-47.png\" alt=\"\" class=\"wp-image-674\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%8F%82%E8%80%83\"><\/span>\u53c2\u8003<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><a href=\"http:\/\/www.gbase8.cn\/en\/713\/\">GBase 8a\u6570\u636e\u5e93\u96c6\u7fa4show processlist\u5185command\u6570\u503c\u542b\u4e49\u8bf4\u660e<\/a><\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5357\u5927\u901a\u7528GBase 8a\u6570\u636e\u5e93\u96c6\u7fa4\uff0c\u63d0\u4f9b\u4e86show processlist\u547d\u4ee4\u6765\u67e5\u770b\u5f53\u524d\u8282\u70b9\u7684\u8fde\u63a5\u548c\u6b63\u5728\u6267\u884c\u7684SQL\uff0c\u6bcf\u4e2a\u8fde\u63a5\u90fd\u6709\u5f53\u524d\u7684\u72b6\u6001\uff0c\u672c\u6587\u4ecb\u7ecd\u5404\u79cdstate\u72b6\u6001\u7684\u542b\u4e49\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[28],"class_list":["post-673","post","type-post","status-publish","format-standard","hentry","category-gbase8a","tag-28"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/673","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=673"}],"version-history":[{"count":6,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/673\/revisions"}],"predecessor-version":[{"id":9056,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/673\/revisions\/9056"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=673"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=673"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=673"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}