{"id":14735,"date":"2023-12-04T16:05:13","date_gmt":"2023-12-04T08:05:13","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14735"},"modified":"2023-12-13T15:14:51","modified_gmt":"2023-12-13T07:14:51","slug":"kafka-zhong-broker-de-heap-size-ru-he-she-zhi","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/kafka-zhong-broker-de-heap-size-ru-he-she-zhi\/","title":{"rendered":"Kafka \u4e2d Broker \u7684 Heap Size \u5982\u4f55\u8bbe\u7f6e\uff1f"},"content":{"rendered":"<p>\u8bbe\u7f6e Kafka Broker \u7684\u5806\u5927\u5c0f\uff08Heap Size\uff09\u662f\u6839\u636e\u5b9e\u9645\u5e94\u7528\u7684\u9700\u6c42\u548c\u786c\u4ef6\u914d\u7f6e\u6765\u8fdb\u884c\u8c03\u6574\u7684\u3002\u5806\u5927\u5c0f\u76f4\u63a5\u5f71\u54cd Kafka Broker \u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\uff0c\u56e0\u6b64\u9700\u8981\u4ed4\u7ec6\u914d\u7f6e\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u8bbe\u7f6e Kafka Broker \u5806\u5927\u5c0f\u7684\u4e00\u4e9b\u5efa\u8bae\uff1a<\/p>\n<ol>\n<li>\n<strong>\u521d\u59cb\u5806\u5927\u5c0f\u548c\u6700\u5927\u5806\u5927\u5c0f\uff1a<\/strong> \u901a\u5e38\u5efa\u8bae\u5c06\u521d\u59cb\u5806\u5927\u5c0f\uff08Xms\uff09\u548c\u6700\u5927\u5806\u5927\u5c0f\uff08Xmx\uff09\u8bbe\u7f6e\u4e3a\u76f8\u540c\u7684\u503c\uff0c\u4ee5\u907f\u514d\u5806\u5927\u5c0f\u7684\u52a8\u6001\u8c03\u6574\u8fc7\u7a0b\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code class=\"language-bash\">export KAFKA_HEAP_OPTS=&quot;-Xms1G -Xmx1G&quot;\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u5c06\u521d\u59cb\u5806\u5927\u5c0f\u548c\u6700\u5927\u5806\u5927\u5c0f\u90fd\u8bbe\u7f6e\u4e3a 1GB\u3002\u6839\u636e\u5b9e\u9645\u60c5\u51b5\uff0c\u4f60\u53ef\u4ee5\u8c03\u6574\u8fd9\u4e9b\u503c\uff0c\u786e\u4fdd Broker \u6709\u8db3\u591f\u7684\u5806\u5185\u5b58\u6765\u5904\u7406\u6d88\u606f\u548c\u7ef4\u62a4\u5185\u90e8\u72b6\u6001\u3002\n<\/li>\n<li>\n<strong>\u786c\u4ef6\u914d\u7f6e\uff1a<\/strong> \u5806\u5927\u5c0f\u7684\u8bbe\u7f6e\u4e5f\u5e94\u8be5\u8003\u8651\u5230\u5e95\u5c42\u786c\u4ef6\u7684\u914d\u7f6e\u3002\u5982\u679c\u4f60\u7684\u673a\u5668\u6709\u8db3\u591f\u7684\u7269\u7406\u5185\u5b58\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u8f83\u5927\u7684\u5806\u5927\u5c0f\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002\u7136\u800c\uff0c\u5982\u679c\u7269\u7406\u5185\u5b58\u6709\u9650\uff0c\u8bbe\u7f6e\u8fc7\u5927\u7684\u5806\u5927\u5c0f\u53ef\u80fd\u5bfc\u81f4\u9891\u7e41\u7684\u5783\u573e\u56de\u6536\uff0c\u5f71\u54cd\u6027\u80fd\u3002\n<\/li>\n<li>\n<strong>\u76d1\u63a7\u548c\u8c03\u6574\uff1a<\/strong> \u5efa\u8bae\u5728\u8bbe\u7f6e\u5806\u5927\u5c0f\u540e\u4f7f\u7528\u76d1\u63a7\u5de5\u5177\uff08\u5982JConsole\u3001VisualVM\u7b49\uff09\u76d1\u63a7 Kafka Broker \u7684\u5806\u4f7f\u7528\u60c5\u51b5\u3002\u89c2\u5bdf\u5783\u573e\u56de\u6536\u7684\u9891\u7387\u548c\u6548\u679c\uff0c\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8c03\u6574\u5806\u5927\u5c0f\u3002\n<\/li>\n<li>\n<strong>JVM \u53c2\u6570\uff1a<\/strong> \u9664\u4e86\u5806\u5927\u5c0f\u5916\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5176\u4ed6 JVM \u53c2\u6570\u6765\u8c03\u6574\u5783\u573e\u56de\u6536\u7b56\u7565\u7b49\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>-XX:+UseG1GC<\/code> \u542f\u7528 G1 \u5783\u573e\u56de\u6536\u5668\uff0c\u4ee5\u53ca\u5176\u4ed6\u4e00\u4e9b\u8c03\u4f18\u53c2\u6570\u3002\u8fd9\u4e9b\u53c2\u6570\u4e5f\u5e94\u6839\u636e\u5b9e\u9645\u9700\u6c42\u548c\u786c\u4ef6\u73af\u5883\u8fdb\u884c\u8c03\u6574\u3002\n<\/li>\n<\/ol>\n<p>\u603b\u4f53\u800c\u8a00\uff0c\u8bbe\u7f6e Kafka Broker \u7684\u5806\u5927\u5c0f\u9700\u8981\u6839\u636e\u5b9e\u9645\u7684\u4f7f\u7528\u573a\u666f\u548c\u786c\u4ef6\u914d\u7f6e\u8fdb\u884c\u6743\u8861\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u5806\u5927\u5c0f\uff0c\u53ef\u4ee5\u4f7f Kafka \u5728\u4fdd\u8bc1\u6027\u80fd\u7684\u540c\u65f6\uff0c\u907f\u514d\u51fa\u73b0\u5806\u5185\u5b58\u4e0d\u8db3\u7684\u60c5\u51b5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8bbe\u7f6e Kafka Broker \u7684\u5806\u5927\u5c0f\uff08Heap Size\uff09\u662f\u6839\u636e\u5b9e\u9645\u5e94\u7528\u7684\u9700\u6c42\u548c\u786c\u4ef6\u914d\u7f6e\u6765\u8fdb\u884c\u8c03\u6574\u7684\u3002\u5806\u5927 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[122],"tags":[],"class_list":["post-14735","post","type-post","status-publish","format-standard","hentry","category-kafka"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14735","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=14735"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14735\/revisions"}],"predecessor-version":[{"id":48060,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14735\/revisions\/48060"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14735"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14735"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14735"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}