{"id":1884,"date":"2020-10-30T15:00:55","date_gmt":"2020-10-30T07:00:55","guid":{"rendered":"https:\/\/www.gbase8.cn\/?p=1884"},"modified":"2021-11-02T16:00:06","modified_gmt":"2021-11-02T08:00:06","slug":"gbase-8a%e5%a4%84%e7%90%86jdbc%e5%a4%a7%e7%bb%93%e6%9e%9c%e9%9b%86%ef%bc%8c%e9%81%bf%e5%85%8d%e5%86%85%e5%ad%98%e4%b8%8d%e8%b6%b3-outofmemoryerror-gc-overhead-limit-exceeded","status":"publish","type":"post","link":"https:\/\/www.gbase8.cn\/en\/1884","title":{"rendered":"\u5357\u5927\u901a\u7528GBase 8a\u91c7\u7528\u6d41\u6a21\u5f0f\u5904\u7406JDBC\u5927\u7ed3\u679c\u96c6\uff0c\u907f\u514d\u5185\u5b58\u4e0d\u8db3 OutOfmemoryError: GC overhead limit exceeded"},"content":{"rendered":"<p>GBase 8a\u6570\u636e\u5e93\uff0c\u652f\u6301jdbc\u5f00\u53d1\u63a5\u53e3\uff0c\u5982\u679c\u67e5\u8be2\u7ed3\u679c\u96c6\u5f88\u5927\uff0c\u5219\u4f1a\u5360\u6ee1\u672c\u5730jre\u7684\u5185\u5b58\uff0c\u6700\u7ec8\u5bfc\u81f4outofmemoryError\uff0c \u53ef\u4ee5\u91c7\u7528\u6d41\u6a21\u5f0f\u89e3\u51b3\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-6a2b4c8875eb0\" 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-6a2b4c8875eb0\"  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\/1884\/#%E6%8A%A5%E9%94%99%E6%A0%B7%E4%BE%8B\" >\u62a5\u9519\u6837\u4f8b<\/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\/1884\/#%E8%A7%A3%E5%86%B3%E6%96%B9%E6%A1%88\" >Solution<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.gbase8.cn\/en\/1884\/#%E6%8F%90%E7%A4%BA\" >\u63d0\u793a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.gbase8.cn\/en\/1884\/#%E8%AD%A6%E5%91%8A\" >\u8b66\u544a<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%8A%A5%E9%94%99%E6%A0%B7%E4%BE%8B\"><\/span>\u62a5\u9519\u6837\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>java.lang.OutOfMemoryError: GC overhead limit exceeded<\/p>\n\n\n\n<p>\u5185\u5b58\u4e0d\u8db3\uff0c\u5783\u573e\u56de\u6536\u8d85\u8fc7\u9650\u5236\u6b21\u6570\u4e86\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"641\" height=\"101\" src=\"https:\/\/www.gbase8.cn\/wp-content\/uploads\/2020\/10\/image-11.png\" alt=\"\" class=\"wp-image-1885\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%A7%A3%E5%86%B3%E6%96%B9%E6%A1%88\"><\/span>Solution<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u56e0\u4e3ajdbc\u9ed8\u8ba4\u662f\u5c06\u6240\u6709\u7ed3\u679c\u96c6\u90fd\u7f13\u51b2\u5230\u672c\u5730\uff0c\u4ee5\u4fbf\u63d0\u4f9b\u524d\u8fdb\uff0c\u540e\u9000\u7684\u53cc\u5411\u79fb\u52a8\u529f\u80fd\uff0c\u4f46\u4f1a\u5360\u7528\u5927\u91cf\u5185\u5b58\u3002\u5982\u679c\u4e1a\u52a1\u4e0a\u53ea\u6709\u524d\u8fdb(next),\u5219\u53ef\u4ee5\u91c7\u7528\u6bcf\u6b21\u53ea\u8bfb\u53d6\u6700\u5c0f\u5355\u4f4d\u6570\u636e\uff0c\u5904\u7406\u5b8c\u4e86\u518d\u8bfb\u53d6\u4e0b\u4e00\u90e8\u5206\uff0c\u6765\u51cf\u5c11\u5185\u5b58\u7684\u6d88\u8017\u3002<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong><span class=\"has-inline-color has-luminous-vivid-orange-color\">\u8fd9\u4e2a\u95ee\u9898\uff0c\u5bf9\u4efb\u4f55\u6570\u636e\u5e93\u90fd\u5b58\u5728\u3002<\/span><\/strong><\/p>\n\n\n\n<p>ResultSet.TYPE_FORWARD_ONLY\uff0c \u8868\u793a\u53ea\u4f1a\u524d\u8fdb\uff0c\u4e0d\u4f1a\u540e\u9000\u3002<br>ResultSet.CONCUR_READ_ONLY \u8868\u793a\u6570\u636e\u53ea\u8bfb\uff0c\u4e0d\u4f1a\u66f4\u65b0\u3002<br>setFetchSize \u6307\u5b9a\u6bcf\u6b21\u8bfb\u53d6\u7684\u6700\u5c0f\u503c\uff0c\u4e00\u884c\u4e00\u884c\u7684\u5904\u7406\u3002\u6ce8\u610f\uff0c\u8fd9\u91ccInteger.MIN_VALUE\u9690\u85cf\u4e86\u542b\u4e49\uff0c\u4e00\u822c\u90fd\u662f\u6d41\u6a21\u5f0f\u7684\u5f00\u5173\u3002\u5982\u679c\u6539\u6210\u5176\u5b83\u6570\u5b57\uff0c\u8bf7\u505a\u8be6\u5c3d\u7684\u6d4b\u8bd5\u786e\u4fdd\u5185\u5b58\u4f7f\u7528\u7b26\u5408\u8981\u6c42\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Statement stat = conn.createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);\nstat.setFetchSize(Integer.MIN_VALUE);  <\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%8F%90%E7%A4%BA\"><\/span>\u63d0\u793a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5982\u679c\u4f60\u8bfb\u53d6\u4e00\u884c\uff0c\u5904\u7406\u4e00\u884c\uff0c\u800c\u4e14\u5904\u7406\u4e00\u884c\u6570\u636e\u65f6\u95f4\u8fc7\u957f\uff0c\u4f1a\u5bfc\u81f4\u670d\u52a1\u5668\u7aef\u53d1\u9001\u6570\u636e\u8d85\u65f6\uff0c\u8bf7\u53c2\u8003<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-\u8001\u7d2b\u7af9\u7684\u5bb6 wp-block-embed-\u8001\u7d2b\u7af9\u7684\u5bb6\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"iHsGINo6nt\"><a href=\"https:\/\/www.gbase8.cn\/en\/283\/\">GBase 8a\u96c6\u7fa4\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\u7684\u8d85\u65f6\u53c2\u6570gcluster_send_client_date_timeout<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"\u300aGBase 8a\u96c6\u7fa4\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\u7684\u8d85\u65f6\u53c2\u6570gcluster_send_client_date_timeout\u300b\u2014\u8001\u7d2b\u7af9\u7684\u5bb6\" src=\"https:\/\/www.gbase8.cn\/283\/embed#?secret=iHsGINo6nt\" data-secret=\"iHsGINo6nt\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%AD%A6%E5%91%8A\"><\/span>\u8b66\u544a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u8bf7\u5c3d\u91cf\u4e0d\u8981\u5f00\u542f\u670d\u52a1\u5668\u7aef\u6e38\u6807\uff0c\u9664\u975e\u4f60\u505a\u4e86\u8be6\u5c3d\u7684\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<p>\u56e0\u4e3a\u670d\u52a1\u5668\u7aef\u6e38\u6807\uff0c\u662f\u5c06\u7ed3\u679c\u96c6\u3010\u5148\u7f13\u51b2\u5230\u670d\u52a1\u5668\u4e0a\u3011\uff0c\u518d\u8fd4\u56de\u8c03\u7528\u65b9\uff0c\u6765\u5b9e\u73b0\u524d\u540e\u79fb\u52a8\u3002\u800c\u4e00\u4e2a\u8d85\u5927\u7ed3\u679c\u96c6\uff0c\u53ef\u80fd\u5360\u7528\u51e0\u767eG,\u51e0T\uff0c\u751a\u81f3\u51e0\u5341T\u7684\u78c1\u76d8\u7a7a\u95f4\u3002<\/p>\n\n\n\n<p>\u5173\u952e\u662f\uff0c\u8fd9\u4e2a\u7a7a\u95f4\uff0c\u4f1a\u843d\u5728\u3010\u4e00\u53f0\u3011\uff08\u8fde\u63a5\u8282\u70b9\uff09\u670d\u52a1\u5668\u4e0a\uff0c\u6709\u6781\u5927\u6982\u7387\u4f1a\u6491\u7206\u78c1\u76d8\u7a7a\u95f4\u3002<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5357\u5927\u901a\u7528GBase 8a\u6570\u636e\u5e93\uff0c\u652f\u6301jdbc\u5f00\u53d1\u63a5\u53e3\uff0c\u5982\u679c\u67e5\u8be2\u7ed3\u679c\u96c6\u5f88\u5927\uff0c\u5219\u4f1a\u5360\u6ee1\u672c\u5730jre\u7684\u5185\u5b58\uff0c\u6700\u7ec8\u5bfc\u81f4outofmemoryError\uff0c \u53ef\u4ee5\u91c7\u7528\u6d41\u6a21\u5f0f\u89e3\u51b3\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,54],"tags":[39,16],"class_list":{"0":"post-1884","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-gbase8a","8":"tag-39","9":"tag-jdbc"},"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/1884","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=1884"}],"version-history":[{"count":15,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/1884\/revisions"}],"predecessor-version":[{"id":8331,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/1884\/revisions\/8331"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=1884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=1884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=1884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}