{"id":18135,"date":"2026-03-16T21:17:37","date_gmt":"2026-03-16T13:17:37","guid":{"rendered":"https:\/\/kbwp.transwarp.cn\/?p=18135"},"modified":"2026-03-17T09:19:45","modified_gmt":"2026-03-17T01:19:45","slug":"kundb%e8%b0%83%e6%95%b4mgr%e5%a4%a7%e4%ba%8b%e5%8a%a1%e6%8f%90%e4%ba%a4%e6%9c%80%e5%a4%a7%e5%80%bc","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=18135","title":{"rendered":"kundb\u8c03\u6574mgr\u5927\u4e8b\u52a1\u63d0\u4ea4\u6700\u5927\u503c"},"content":{"rendered":"<h3>\u6982\u8981\u63cf\u8ff0<\/h3>\n<hr \/>\n<p>kundb\u6267\u884c\u5927\u4e8b\u52a1sql\u62a5\u9519 <code>Error on observer while running replication hook &#039;before_commit&#039;<\/code>.<\/p>\n<div style=\"box-shadow: 1px 1px 10px rgba(0,0,0,0.1); padding: 1px; display: inline-block; width: auto; margin-bottom: 10px;\">\n  <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/03\/image-1773665654457.png\" style=\"display: block;\">\n<\/div>\n<p><code>tail -f \/vdir\/mnt\/disk1\/kundb1\/kundbdata\/error.log<\/code> \u65e5\u5fd7\u62a5\u9519<br \/>\n<code>Plugin group_replication_ reported: 'Error on session 797074. Transaction of size 3112288816 exceeds specified limit 2147483647. To increase the limit please adjust group_replication_transaction_size_limit option.<\/code><\/p>\n<div style=\"box-shadow: 1px 1px 10px rgba(0,0,0,0.1); padding: 1px; display: inline-block; width: auto; margin-bottom: 10px;\">\n  <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/03\/image-1773665966204.png\" style=\"display: block;\">\n<\/div>\n<p>\u7248\u672c\uff1akundb-2.1.8-final<\/p>\n<h3>\u8be6\u7ec6\u4ecb\u7ecd<\/h3>\n<hr \/>\n<p>\u8fd9\u4e2a\u9519\u8bef\u662f MySQL Group Replication\uff08\u7ec4\u590d\u5236\uff09\u63d2\u4ef6\u629b\u51fa\u7684\uff0c\u9519\u8bef\u8868\u660e\uff1a\u4e8b\u52a1\u5927\u5c0f\u8d85\u8fc7\u4e86\u7ec4\u590d\u5236\u5141\u8bb8\u7684\u6700\u5927\u9650\u5236\u3002<\/p>\n<ul>\n<li>\u4e8b\u52a1\u5927\u5c0f\uff1a2610251987 \u5b57\u8282\uff08\u7ea6 2.43GB\uff09\u3002<\/li>\n<li>\u9650\u5236\u9608\u503c\uff1a2147483647 \u5b57\u8282\uff08\u7ea6 2GB\uff0c\u5373 2\u00b3\u00b9 -1\uff0c\u8fd9\u662f 32 \u4f4d\u6709\u7b26\u53f7\u6574\u6570\u7684\u6700\u5927\u503c\uff09\u3002<\/li>\n<li>\u89e6\u53d1\u539f\u56e0\uff1a\u5355\u4e2a\u4e8b\u52a1\u751f\u6210\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff08binlog\uff09\u6216\u5199\u96c6\uff08writeset\uff09\u8d85\u8fc7\u4e86\u7ec4\u590d\u5236\u7684\u9650\u5236\u3002<\/li>\n<\/ul>\n<p>Group Replication \u5bf9\u5355\u4e2a\u4e8b\u52a1\u7684\u5927\u5c0f\u6709\u9650\u5236\uff0c\u4e3b\u8981\u51fa\u4e8e\u4ee5\u4e0b\u8003\u8651\u3002<\/p>\n<ul>\n<li>\u590d\u5236\u6027\u80fd\uff1a\u5927\u4e8b\u52a1\u4f1a\u5bfc\u81f4\u590d\u5236\u5ef6\u8fdf\uff0c\u5f71\u54cd\u96c6\u7fa4\u6574\u4f53\u541e\u5410\u91cf\uff1b<\/li>\n<li>\u5185\u5b58\u6d88\u8017\uff1a\u4e8b\u52a1\u9700\u5728\u5404\u8282\u70b9\u95f4\u540c\u6b65\uff0c\u8fc7\u5927\u7684\u4e8b\u52a1\u53ef\u80fd\u5bfc\u81f4\u8282\u70b9\u5185\u5b58\u6ea2\u51fa\uff1b<\/li>\n<li>\u6545\u969c\u6062\u590d\uff1a\u5927\u4e8b\u52a1\u5728\u6545\u969c\u6062\u590d\u65f6\u53ef\u80fd\u8017\u65f6\u8fc7\u957f\uff0c\u751a\u81f3\u5bfc\u81f4\u8282\u70b9\u5d29\u6e83\u3002<\/li>\n<\/ul>\n<p>\u6240\u4ee5\u53ea\u80fd\u6539\u53c2\u6570\u4e86\u3002<\/p>\n<p>\u8fd9\u91cc\u7684\u53c2\u6570\u524d\u9762\u52a0\u4e86loose\uff0c\u4e3a\u4ec0\u4e48\u5462\uff1f<\/p>\n<p><strong>group_replication_transaction_size_limit\uff1a\u5c5e\u4e8e \u201c\u4e25\u683c\u6a21\u5f0f\u201d \u53c2\u6570\u3002<\/strong><\/p>\n<ul>\n<li>\u82e5 MySQL \u672a\u52a0\u8f7d\u7ec4\u590d\u5236\u63d2\u4ef6\uff08group_replication\uff09\uff0c\u542f\u52a8\u65f6\u4f1a\u56e0\u8bc6\u522b\u5230\u672a\u77e5\u53c2\u6570\u62a5\u9519\uff0c\u5bfc\u81f4\u670d\u52a1\u65e0\u6cd5\u542f\u52a8\u3002<\/li>\n<li>\u5178\u578b\u573a\u666f\uff1a\u521d\u6b21\u914d\u7f6e\u7ec4\u590d\u5236\uff0c\u8fd8\u672a\u542f\u7528\u63d2\u4ef6\u5c31\u5199\u5165\u8be5\u53c2\u6570\u5230 my.cnf\uff0c\u91cd\u542f\u6570\u636e\u5e93\u4f1a\u5931\u8d25\u3002<\/li>\n<\/ul>\n<p><strong>loose_group_replication_transaction_size<em>limit\uff1a\u5e26 loose<\/em> \u524d\u7f00\uff0c\u662f \u201c\u5bbd\u677e\u6a21\u5f0f\u201d \u53c2\u6570\u3002<\/strong><\/p>\n<ul>\n<li>\u5373\u4f7f\u672a\u52a0\u8f7d\u7ec4\u590d\u5236\u63d2\u4ef6\uff0cMySQL \u4e5f\u4f1a\u5ffd\u7565\u8be5\u53c2\u6570\uff0c\u6b63\u5e38\u542f\u52a8\u670d\u52a1 \u3002<\/li>\n<li>\u4f18\u52bf\uff1a\u65b9\u4fbf\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u63d0\u524d\u9884\u586b\u7ec4\u590d\u5236\u53c2\u6570\uff0c\u65e0\u9700\u4e25\u683c\u533a\u5206 \u201c\u662f\u5426\u5df2\u52a0\u8f7d\u63d2\u4ef6\u201d \u9636\u6bb5\uff0c\u964d\u4f4e\u914d\u7f6e\u95e8\u69db\u3002<\/li>\n<\/ul>\n<p><strong>\u4fee\u6539\u65b9\u5f0f\uff1a<\/strong><\/p>\n<p>kundb\u7ec4\u4ef6\uff0c\u65b0\u589e\u81ea\u5b9a\u4e49\u53c2\u6570 <code>loose_group_replication_transaction_size_limit<\/code>\uff0c\u503c\u4e3a4294967296\uff0c\uff08\u4e5f\u5c31\u662f4G\uff09\uff0c\u914d\u7f6e\u670d\u52a1\u5e76\u91cd\u542f\u3002<\/p>\n<div style=\"box-shadow: 1px 1px 10px rgba(0,0,0,0.1); padding: 1px; display: inline-block; width: auto; margin-bottom: 10px;\">\n  <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/03\/image-1773666926478.png\" style=\"display: block;\">\n<\/div>\n<p>\u91cd\u542f\u5b8c\u6bd5\u540e\uff0c\u6267\u884c<code>show variables like &#039;group_replication_transaction_size_limit&#039;;<\/code> \u770b\u662f\u5426\u4fee\u6539\u6210\u529f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981\u63cf\u8ff0 kundb\u6267\u884c\u5927\u4e8b\u52a1sql\u62a5\u9519 Error on observer while running re ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/kbwp.transwarp.cn\/?p=18135\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-18135","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/18135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18135"}],"version-history":[{"count":3,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/18135\/revisions"}],"predecessor-version":[{"id":18143,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/18135\/revisions\/18143"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}