{"id":1614,"date":"2020-07-26T14:48:47","date_gmt":"2020-07-26T06:48:47","guid":{"rendered":"https:\/\/wyxxt.org.cn\/?p=1614"},"modified":"2023-12-04T15:37:44","modified_gmt":"2023-12-04T07:37:44","slug":"zookeeper%e9%97%ae%e9%a2%98%e7%b2%be%e9%80%89","status":"publish","type":"post","link":"https:\/\/wyxxt.org.cn\/?p=1614","title":{"rendered":"Zookeeper\u95ee\u9898\u7cbe\u9009"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/oss.wyxxt.org.cn\/images\/2021\/09\/18\/f58e14b657f4f2fd11a5c37ac913faf1.png\" alt=\"\" \/><\/p>\n<h3>1. zookeeper\u662f\u4ec0\u4e48<\/h3>\n<p>ZooKeeper 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\/>\n\u662f\u6307\u901a\u8fc7\u6307\u5b9a\u7684\u540d\u5b57\u6765\u83b7\u53d6\u8d44\u6e90\u6216\u8005\u670d\u52a1\u7684\u5730\u5740\uff0c\u63d0\u4f9b\u8005\u7684\u4fe1\u606f\u3002\u4fdd\u8bc1\u670d\u52a1\u5168\u5c40\u552f\u4e00\u3002<br \/>\n2\u3001\u914d\u7f6e\u7ba1\u7406\uff08configuration management\uff09\uff1a<br \/>\n\u5c06\u914d\u7f6e\u4fe1\u606f\u4fdd\u5b58\u5728Zookeeper\u7684\u67d0\u4e2a\u76ee\u5f55\u8282\u70b9\u4e2d\uff0c\u7136\u540e\u5c06\u6240\u6709\u9700\u8981\u4fee\u6539\u7684\u5e94\u7528\u673a\u5668\u76d1\u63a7\u914d\u7f6e\u4fe1\u606f\u7684\u72b6\u6001\uff0c\u4e00\u65e6\u914d\u7f6e\u4fe1\u606f\u53d1\u751f\u53d8\u5316\uff0c\u6bcf\u53f0\u5e94\u7528\u673a\u5668\u5c31\u4f1a\u6536Zookeeper\u7684\u901a\u77e5\uff0c\u7136\u540e\u4eceZookeeper\u83b7\u53d6\u65b0\u7684\u914d\u7f6e\u4fe1\u606f\u5e94\u7528\u5230\u7cfb\u7edf\u4e2d\u3002<br \/>\n3\u3001\u5206\u5e03\u5f0f\u9501\uff08synchronization\uff09\uff1a<br \/>\n\u89e3\u51b3\u5206\u5e03\u5f0f\u8d44\u6e90\u8bbf\u95ee\u51b2\u7a81\u7684\u95ee\u9898\u3002<br \/>\n4\u3001\u96c6\u7fa4\u7ba1\u7406\uff08group services\uff09:<br \/>\n<img decoding=\"async\" src=\"https:\/\/oss.wyxxt.org.cn\/images\/2021\/09\/18\/ce452deec3d7d94cc76d1e5103333f7d.png\" alt=\"\" \/><br \/>\n\u591a\u53f0 Server \u7ec4\u6210\u4e00\u4e2a\u670d\u52a1\u96c6\u7fa4\uff0c\u90a3\u4e48\u5fc5\u987b\u8981\u4e00\u4e2a\u201c\u603b\u7ba1\u201d\u77e5\u9053\u5f53\u524d\u96c6\u7fa4\u4e2d\u6bcf\u53f0\u673a\u5668\u7684\u670d\u52a1\u72b6\u6001\uff0c\u4e00\u65e6\u6709\u673a\u5668\u4e0d\u80fd\u63d0\u4f9b\u670d\u52a1\uff0c\u96c6\u7fa4\u4e2d\u5176\u5b83\u96c6\u7fa4\u5fc5\u987b\u77e5\u9053\uff0c\u4ece\u800c\u505a\u51fa\u8c03\u6574\u91cd\u65b0\u5206\u914d\u670d\u52a1\u7b56\u7565\u3002\u540c\u6837\u5f53\u589e\u52a0\u96c6\u7fa4\u7684\u670d\u52a1\u80fd\u529b\u65f6\uff0c\u5c31\u4f1a\u589e\u52a0\u4e00\u53f0\u6216\u591a\u53f0 Server\uff0c\u540c\u6837\u4e5f\u5fc5\u987b\u8ba9\u201c\u603b\u7ba1\u201d\u77e5\u9053\u3002<\/p>\n<h3>2. zookeeper\u6709\u54ea\u51e0\u79cd\u529f\u80fd<\/h3>\n<ul>\n<li>\u96c6\u7fa4\u7ba1\u7406\uff1a\u76d1\u63a7\u8282\u70b9\u5b58\u6d3b\u72b6\u6001\u3001\u8fd0\u884c\u8bf7\u6c42\u7b49<\/li>\n<li>\u4e3b\u8282\u70b9\u9009\u4e3e\uff1a\u4e3b\u8282\u70b9\u6302\u6389\u4e4b\u540e\uff0c\u53ef\u4ee5\u4ece\u5907\u7528\u7684\u8282\u70b9\u5f00\u59cb\u65b0\u4e00\u8f6e\u9009\u4e3b\uff0c\u4e3b\u8282\u70b9\u9009\u4e3e\u8bf4\u7684\u5c31\u662f\u8fd9\u4e00\u8fc7\u7a0b\uff0c\u4f7f\u7528zookeeper\u53ef\u4ee5\u534f\u52a9\u5b8c\u6210\u8fd9\u4e2a\u8fc7\u7a0b<\/li>\n<li>\u5206\u5e03\u5f0f\u9501\uff1azookeeper\u63d0\u4f9b\u4e24\u79cd\u9501\uff1a\u72ec\u5360\u9501\u3001\u5171\u4eab\u9501\u3002\u72ec\u5360\u9501\u4e00\u6b21\u667a\u80fd\u6709\u4e00\u4e2a\u7ebf\u7a0b\u4f7f\u7528\u8d44\u6e90\uff0c\u5171\u4eab\u9501\u662f\u8bfb\u9501\u5171\u4eab\uff0c\u8bfb\u5199\u4e92\u65a5\uff0c\u5373\u53ef\u4ee5\u6709\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u8bfb\u540c\u4e00\u4e2a\u8d44\u6e90\uff0c\u5982\u679c\u8981\u4f7f\u7528\u5199\u9501\u4e5f\u53ea\u80fd\u6709\u4e00\u4e2a\u7ebf\u7a0b\u4f7f\u7528\u3002zookeeper\u53ef\u4ee5\u5bf9\u5206\u5e03\u5f0f\u9501\u8fdb\u884c\u63a7\u5236\u3002<\/li>\n<li>\u547d\u540d\u670d\u52a1\uff1a\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528\u547d\u540d\u670d\u52a1\uff0c\u5ba2\u6237\u7aef\u5e94\u7528\u80fd\u591f\u6839\u636e\u6307\u5b9a\u540d\u5b57\u6765\u83b7\u53d6\u8d44\u6e90\u6216\u670d\u52a1\u7684\u5730\u5740\uff0c\u63d0\u4f9b\u8005\u7b49\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h3>3. zookeeper\u6709\u51e0\u79cd\u90e8\u7f72\u6a21\u5f0f<\/h3>\n<ul>\n<li>\u5355\u673a\u90e8\u7f72\uff1a\u4e00\u53f0\u673a\u5668\u4e0a\u8fd0\u884c<\/li>\n<li>\u96c6\u7fa4\u90e8\u7f72\uff1a\u591a\u53f0\u673a\u5668\u8fd0\u884c\uff08\u914d\u7f6ezoo.cfg\uff09<\/li>\n<li>\u4f2a\u96c6\u7fa4\u90e8\u7f72\uff1a \u4e00\u4e2a\u673a\u5668\u542f\u52a8\u591a\u4e2azookeeper\u5b9e\u4f8b\u8fd0\u884c<\/li>\n<\/ul>\n<h3>4. zookeeper\u600e\u4e48\u4fdd\u8bc1\u4e3b\u4ece\u8282\u70b9\u7684\u72b6\u6001\u540c\u6b65<\/h3>\n<p>Zookeeper\u7684\u6838\u5fc3\u662f\u539f\u5b50\u5e7f\u64ad\uff0c\u8fd9\u4e2a\u673a\u5236\u4fdd\u8bc1\u4e86\u5404\u4e2aServer\u4e4b\u95f4\u7684\u540c\u6b65\u3002\u5b9e\u73b0\u8fd9\u4e2a\u673a\u5236\u7684\u534f\u8bae\u53eb\u505aZab\u534f\u8bae\u3002Zab\u534f\u8bae\u6709\u4e24\u79cd\u6a21\u5f0f\uff0c\u5b83\u4eec\u5206\u522b\u662f\u6062\u590d\u6a21\u5f0f\uff08\u9009\u4e3b\uff09\u548c\u5e7f\u64ad\u6a21\u5f0f\uff08\u540c\u6b65\uff09\u3002<br \/>\n\u6062\u590d\u6a21\u5f0f\uff1a\u5f53\u670d\u52a1\u542f\u52a8\u6216\u8005\u5728\u9886\u5bfc\u8005\u5d29\u6e83\u540e\uff0cZab\u5c31\u8fdb\u5165\u4e86\u6062\u590d\u6a21\u5f0f\uff0c\u5f53\u9886\u5bfc\u8005\u88ab\u9009\u4e3e\u51fa\u6765\uff0c\u4e14\u5927\u591a\u6570Server\u5b8c\u6210\u4e86\u548cleader\u7684\u72b6\u6001\u540c\u6b65\u4ee5\u540e\uff0c\u6062\u590d\u6a21\u5f0f\u5c31\u7ed3\u675f\u4e86\u3002<br \/>\n\u56e0\u6b64\uff0c\u9009\u4e3b\u5f97\u5230\u7684leader\u4fdd\u8bc1\u4e86\u540c\u6b65\u72b6\u6001\u7684\u8fdb\u884c\uff0c\u72b6\u6001\u540c\u6b65\u53c8\u4fdd\u8bc1\u4e86leader\u548cServer\u5177\u6709\u76f8\u540c\u7684\u7cfb\u7edf\u72b6\u6001\uff0c\u5f53leader\u5931\u53bb\u4e3b\u6743\u540e\u53ef\u4ee5\u5728\u5176\u4ed6follower\u4e2d\u9009\u4e3b\u65b0\u7684leader\u3002<\/p>\n<h3>5. \u96c6\u7fa4\u4e2d\u4e3a\u4ec0\u4e48\u8981\u6709\u4e3b\u8282\u70b9<\/h3>\n<p>\u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e2d\uff0c\u6709\u4e9b\u4e1a\u52a1\u903b\u8f91\u53ea\u9700\u8981\u96c6\u7fa4\u4e2d\u7684\u67d0\u4e00\u53f0\u673a\u5668\u8fdb\u884c\u6267\u884c\uff0c<br \/>\n\u5176\u4ed6\u7684\u673a\u5668\u53ef\u4ee5\u5171\u4eab\u8fd9\u4e2a\u7ed3\u679c\uff0c\u8fd9\u6837\u53ef\u4ee5\u5927\u5927\u51cf\u5c11\u91cd\u590d\u8ba1\u7b97\uff0c\u63d0\u9ad8\u6027\u80fd\uff0c\u6240\u4ee5\u5c31\u9700\u8981\u4e3b\u8282\u70b9<\/p>\n<h3>6. \u96c6\u7fa4\u4e2d\u67093\u53f0\u670d\u52a1\u5668\uff0c\u5176\u4e2d\u4e00\u4e2a\u8282\u70b9\u5b95\u673a\uff0c\u8fd9\u4e2a\u65f6\u5019zookeeper\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5417<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\uff0c\u96c6\u7fa4\u89c4\u52192N+1\uff0cN>0\u5373\u6700\u5c11\u9700\u89813\u53f0\u7ec4\u6210\u96c6\u7fa4\u3002\u534a\u6570\u4e3a3\/2+1<\/p>\n<h3>7. \u8bf4\u4e00\u4e0bzookeeper\u7684\u901a\u77e5\u673a\u5236<\/h3>\n<p>\u5ba2\u6237\u7aef\u7aef\u4f1a\u5bf9\u67d0\u4e2a znode \u5efa\u7acb\u4e00\u4e2a watcher \u4e8b\u4ef6\uff08\u8ba2\u9605\/\u53d1\u5e03\u6a21\u5f0f\uff09\uff0c\u5f53\u8be5 znode \u53d1\u751f\u53d8\u5316\u65f6\uff0c\u8fd9\u4e9b\u5ba2\u6237\u7aef\u4f1a\u6536\u5230 zookeeper \u7684\u901a\u77e5\uff0c\u7136\u540e\u5ba2\u6237\u7aef\u53ef\u4ee5\u6839\u636e znode \u53d8\u5316\u6765\u505a\u51fa\u4e1a\u52a1\u4e0a\u7684\u6539\u53d8<\/p>\n<h3>8. \u5bf9ZAB\u534f\u8bae\u7684\u4e86\u89e3<\/h3>\n<p>\u5168\u79f0Zookeeper Atomic Broadcast(Zookeeper\u539f\u5b50\u5e7f\u64ad\u534f\u8bae)<br \/>\n<a class=\"wp-editor-md-post-content-link\" href=\"https:\/\/wyxxt.org.cn\/archives\/zab\u534f\u8bae.html\" title=\"zab\u534f\u8bae\u8be6\u89e3\">zab\u534f\u8bae\u8be6\u89e3<\/a><\/p>\n<h3>9. 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[15],"tags":[390],"class_list":["post-1614","post","type-post","status-publish","format-standard","hentry","category-15","tag-390"],"_links":{"self":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1614","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1614"}],"version-history":[{"count":7,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1614\/revisions"}],"predecessor-version":[{"id":3797,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/1614\/revisions\/3797"}],"wp:attachment":[{"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1614"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1614"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wyxxt.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}