{"id":3932,"date":"2019-02-27T12:37:46","date_gmt":"2019-02-27T04:37:46","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=3932"},"modified":"2019-02-27T12:37:46","modified_gmt":"2019-02-27T04:37:46","slug":"%e9%98%bf%e9%87%8c-canal-%e5%86%85%e5%ad%98%e6%ba%a2%e5%87%ba-java-heap-space-%e9%97%ae%e9%a2%98%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=3932","title":{"rendered":"\u963f\u91cc canal \u5185\u5b58\u6ea2\u51fa Java heap space \u95ee\u9898\u89e3\u51b3"},"content":{"rendered":"<p>\n\t\u8fd9\u4e2a\u95ee\u9898\u5176\u5b9e\u662f\u6211\u81ea\u5df1\u50bb\u6bd4\u4e86\u3002\u6309\u7167\u5b98\u65b9\u7684\u64cd\u4f5c\u6587\u6863\uff0c\u6211\u4e00\u6b65\u4e00\u6b65\u7684\u64cd\u4f5c\uff0c\u7ed3\u679c\u5728\u8fd0\u884c SimpleCanalClientExample \u793a\u4f8b\u7684\u65f6\u5019\uff0c\u5df2\u542f\u52a8\u5c31\u629b\u51fa\u9519\u8bef\u4e86 Java heap space\u3002\n<\/p>\n<p>\n\tException in thread &quot;main&quot; java.lang.OutOfMemoryError: Java heap space<br \/>\n\t&nbsp;&nbsp; &nbsp;at java.nio.HeapByteBuffer.&lt;init&gt;(HeapByteBuffer.java:57)<br \/>\n\t&nbsp;&nbsp; &nbsp;at java.nio.ByteBuffer.allocate(ByteBuffer.java:335)<br \/>\n\t&nbsp;&nbsp; &nbsp;at com.alibaba.otter.canal.client.impl.SimpleCanalConnector.readNextPacket(SimpleCanalConnector.java:394)<br \/>\n\t&nbsp;&nbsp; &nbsp;at com.alibaba.otter.canal.client.impl.SimpleCanalConnector.readNextPacket(SimpleCanalConnector.java:376)<br \/>\n\t&nbsp;&nbsp; &nbsp;at com.alibaba.otter.canal.client.impl.SimpleCanalConnector.doConnect(SimpleCanalConnector.java:151)<br \/>\n\t&nbsp;&nbsp; &nbsp;at com.alibaba.otter.canal.client.impl.SimpleCanalConnector.connect(SimpleCanalConnector.java:113)<br \/>\n\t&nbsp;&nbsp; &nbsp;at com.xttblog.canal.test.CanalTest.main(CanalTest.java:35)\n<\/p>\n<p>\n\t\u5df2\u542f\u52a8\u5c31\u62a5\u9519\uff0c\u4e00\u70b9\u7406\u7531\u4e5f\u4e0d\u7ed9\uff01\n<\/p>\n<p>\n\t\u4e8e\u662f\u4e4e\uff0c\u6ca1\u529e\u6cd5\uff0c\u6211\u5c31\u8dd1\u5230\u4e86 https:\/\/github.com\/alibaba\/canal \u4e0b\u9762\u627e Issues\uff0c\u770b\u770b\u6709\u6ca1\u6709\u4eba\u548c\u6211\u6709\u540c\u6837\u7684\u60c5\u51b5\u3002\n<\/p>\n<p>\n\t\u4e00\u67e5\u679c\u771f\u53d1\u73b0\u4e0d\u4e86\u4eba\u9047\u5230\u548c\u6211\u4e00\u6837\u7684\uff0c\u4f46\u662f\u6ca1\u6709\u6700\u7ec8\u89e3\u51b3\u65b9\u6848\u3002\n<\/p>\n<p>\n\t<img decoding=\"async\" alt=\"canal \u539f\u7406\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/wx1.sinaimg.cn\/large\/8fa5dcfcly1g0kummvwz0j20ga07bq4c.jpg\" style=\"width: 586px;height: 263px\" \/>\n<\/p>\n<p>\n\t\u4e0d\u5f97\u5df2\uff0c\u6211\u53c8\u4ece\u5934\u5f00\u59cb\u770b\u6587\u6863\u3002\u770b\u4e86\u51e0\u904d\uff0c\u90fd\u6ca1\u53d1\u73b0\u95ee\u9898\uff0c\u6700\u540e\u6211\u548c\u540c\u4e8b\u8ba8\u8bba\u4e86\u4e00\u4e0b\uff0c\u540c\u4e8b\u4e5f\u64cd\u4f5c\u4e86\u4e00\u4e0b\uff0c\u4e0d\u6210\u529f\u3002\n<\/p>\n<p>\n\t\u540e\u6765\u6211\u518d\u6b21\u770b\u4e86\u4e00\u4e0b\u4e0a\u9762\u7684\u90a3\u4e2a\u539f\u7406\u56fe\uff0c\u53d1\u73b0\u6211\u7684 canal.deployer \u6ca1\u542f\u52a8\uff0cCanalConnector \u8fde\u63a5\u7684\u5730\u5740\u76f4\u63a5\u662f\u6570\u636e\u5e93\u7684\u5730\u5740\uff0c\u7aef\u53e3\uff0cip\uff0c\u7528\u6237\u540d\uff0c\u5bc6\u7801\uff0c\u6570\u636e\u5e93\u90fd\u4e0d\u662f canal.deployer \u7684\u3002\n<\/p>\n<p>\n\t\u6240\u4ee5\u6709\u4e86\u4e0a\u9762\u7684\u90a3\u4e2a\u60b2\u5267\u3002\n<\/p>\n<p>\n\t\u542f\u52a8 canal \u7684 startup.sh \u540e\uff0c\u91cd\u65b0\u4fee\u6539 CanalConnector \u7684\u8fde\u63a5\u4fe1\u606f\u3002\u518d\u6b21\u8fde\u63a5\u7ec8\u4e8e\u6210\u529f\u3002\n<\/p>\n<pre class=\"brush:java;\">\r\n\/\/ \u521b\u5efa\u94fe\u63a5\r\nCanalConnector connector = CanalConnectors.newSingleConnector(\r\n\tnew InetSocketAddress(AddressUtils.getHostIp(),\r\n\t11111), &quot;example&quot;, &quot;&quot;, &quot;&quot;);<\/pre>\n<p>\n\t\u5173\u4e8e canal \u7684\u4f7f\u7528\u6559\u7a0b\uff0c\u6211\u540e\u9762\u4f1a\u5355\u72ec\u6765\u8bf4\u3002<\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=3932\">\u963f\u91cc canal \u5185\u5b58\u6ea2\u51fa Java heap space \u95ee\u9898\u89e3\u51b3<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> -->","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u4e2a\u95ee\u9898\u5176\u5b9e\u662f\u6211\u81ea\u5df1\u50bb\u6bd4\u4e86\u3002\u6309\u7167\u5b98\u65b9\u7684\u64cd\u4f5c\u6587\u6863\uff0c\u6211\u4e00\u6b65\u4e00\u6b65\u7684\u64cd\u4f5c\uff0c\u7ed3\u679c\u5728\u8fd0\u884c SimpleCanalClien [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[1938,261,264,1647,263],"class_list":["post-3932","post","type-post","status-publish","format-standard","hentry","category-java","tag-canal","tag-java","tag-jvm","tag-substring"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3932"}],"version-history":[{"count":1,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3932\/revisions"}],"predecessor-version":[{"id":3933,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/3932\/revisions\/3933"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}