{"id":5559,"date":"2022-04-23T09:58:42","date_gmt":"2022-04-23T01:58:42","guid":{"rendered":"http:\/\/123.57.164.21\/?p=5559"},"modified":"2022-04-23T09:58:42","modified_gmt":"2022-04-23T01:58:42","slug":"%e5%90%84%e4%b8%aa%e4%b8%ad%e9%97%b4%e4%bb%b6%e6%98%af%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e6%8c%81%e4%b9%85%e5%8c%96%e7%9a%84","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=5559","title":{"rendered":"\u5404\u4e2a\u4e2d\u95f4\u4ef6\u662f\u5982\u4f55\u5b9e\u73b0\u6301\u4e45\u5316\u7684"},"content":{"rendered":"\n

\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u5df2\u7ecf\u63a5\u89e6\u5230\u4e86\u4e0d\u5c11\u7684\u4e2d\u95f4\u4ef6\u4e86\uff0c\u6bd4\u5982\u8bf4\u300cElasticsearch\u300d\u300cRedis\u300d\u300cHDFS\u300d\u300cKafka\u300d\u300cHBase\u300d\u7b49\u7b49\u3002<\/p>\n\n\n\n

\u53ef\u4ee5\u53d1\u73b0\u7684\u662f\uff0c\u5b83\u4eec\u7684\u6301\u4e45\u5316\u673a\u5236\u90fd\u5dee\u4e0d\u5f97\u592a\u591a\u3002\u4eca\u5929\u60f3\u6765\u603b\u7ed3\u4e00\u4e0b\uff0c\u4e00\u65b9\u9762\u60f3\u6765\u56de\u987e\u4e00\u4e0b\u8fd9\u4e9b\u7ec4\u4ef6\uff0c\u4e00\u65b9\u9762\u7ed9\u8fd8\u6ca1\u5165\u95e8\u8fc7\u8fd9\u4e9b\u4e2d\u95f4\u4ef6\u7684\u540c\u5b66\u603b\u7ed3\u4e00\u4e0b\u6301\u4e45\u5316\u7684\u201d\u5957\u8def\u201c\uff0c\u540e\u9762\u518d\u53bb\u5b66\u4e60\u7684\u65f6\u5019\u5c31\u4f1a\u8f7b\u677e\u5f88\u591a\u3002<\/p>\n\n\n\n

    \u8fd9\u4e9b\u4e2d\u95f4\u4ef6\u6211\u7684GitHub\u76ee\u5f55\u90fd\u662f\u5728\u7684:\n\n    https:\/\/github.com\/ZhongFuCheng3y\/3y\n\n    https:\/\/gitee.com\/zhongfucheng\/Java3y<\/pre>\n\n\n\n
\u6301\u4e45\u5316<\/h6>\n\n\n\n
\n\n\n\n
\u4e0b\u9762\u6211\u4eec\u5c31\u76f4\u63a5\u6765\u5206\u522b\u56de\u987e\u4e00\u4e0b\u5404\u4e2a\u4e2d\u95f4\u4ef6\/\u7ec4\u4ef6\u7684\u6301\u4e45\u5316\u673a\u5236\uff0c\u6700\u540e\u518d\u603b\u7ed3\u5c31\u597d\u4e86\uff08\u4e09\u6b6a\u76f8\u4fe1\u5927\u5bb6\u5e94\u8be5\u4e5f\u80fd\u4ece\u56de\u987e\u4e2d\u770b\u51fa\u4e9b\u7aef\u502a\uff09<\/p>\n\n\n\n
\u4e3a\u4ec0\u4e48\u8981\u6301\u4e45\u5316\uff1f\u539f\u56e0\u4e5f\u5f88\u7b80\u5355\uff1a\u6570\u636e\u9700\u8981\u5b58\u50a8\u4e0b\u6765\uff0c\u4e0d\u5e0c\u671b\u51fa\u4e86\u95ee\u9898\u5bfc\u81f4\u6570\u636e\u4e22\u5931<\/strong><\/p>\n\n\n\n
Elasticsearch<\/h6>\n\n\n\n
\n\n\n\n
Elasticsearch\u662f\u4e00\u4e2a\u5168\u6587\u641c\u7d22\u5f15\u64ce\uff0c\u5bf9\u6a21\u7cca\u641c\u7d22\u975e\u5e38\u64c5\u957f\u3002<\/p>\n\n\n\n
Elasticsearch\u5728\u5199\u6570\u636e\u7684\u65f6\u5019\uff0c\u4f1a\u5148\u5199\u5230\u5185\u5b58\u7f13\u5b58\u533a\uff0c\u7136\u540e\u5199\u5230translog<\/code>\u7f13\u5b58\u533a\uff0c\u6bcf\u96945s<\/code>\u5c06translog<\/code>\u7f13\u51b2\u533a\u7684\u6570\u636e\u5237\u5230\u78c1\u76d8\u4e2d<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
Kafka<\/h6>\n\n\n\n
\n\n\n\n
\u4f17\u6240\u5468\u77e5\uff0cKafka\u662f\u4e00\u4e2a\u9ad8\u541e\u5410\u91cf\u7684\u6d88\u606f\u961f\u5217\uff0c\u90a3\u5b83\u662f\u600e\u4e48\u6301\u4e45\u5316\u7684\u5462\uff1f<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u6ca1\u9519Kafka\u7528\u7684\u662f\u6587\u4ef6\u7cfb\u7edf\u6765\u5b58\u50a8\u7684\u3002<\/p>\n\n\n\n
\u5728Kafka\u5b98\u7f51\u4e0a\u5176\u5b9e\u4e5f\u8bf4\u4e86\uff0cKafka\u7684\u6301\u4e45\u5316\u4f9d\u8d56\u64cd\u4f5c\u7cfb\u7edf\u7684pagecache<\/code>\u548c\u987a\u5e8f\u5199<\/strong>\u6765\u5b9e\u73b0\u7684\u3002<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
HDFS<\/h6>\n\n\n\n
\n\n\n\n
HDFS\u662f\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\uff0c\u80fd\u5b58\u50a8\u6d77\u91cf\u7684\u6570\u636e\uff0c\u90a3HDFS\u5728\u5199\u5165\u6570\u636e\u7684\u65f6\u5019\u662f\u600e\u4e48\u6837\u7684\u5462\uff1f<\/p>\n\n\n\n
HDFS Client\u5ba2\u6237\u7aef\u65e0\u8bba\u8bfb\u5199\u90fd\u9700\u8981\u8d70\u5230NameNode<\/code>\u53bb\u83b7\u53d6\/\u589e\u5220\u6539\u6587\u4ef6\u7684\u5143\u6570\u636e<\/strong>\uff0c\u800cNameNode<\/code>\u5219\u662f\u4e13\u95e8\u7ef4\u62a4\u8fd9\u4e9b\u5143\u6570\u636e\u7684\u5730\u65b9\u3002<\/p>\n\n\n\n
\u6240\u4ee5\uff0c\u5728HDFS\u5199\u6570\u636e\uff0c\u9700\u8981\u5148\u53bbNameNode<\/code>\u4e0a\u8be2\u95ee\u8fd9\u4e9b\u5207\u5206\u597d\u7684block<\/code>\u5f80\u54ea\u51e0\u4e2aDataNode<\/code>\u4e0a\u5199\u6570\u636e\u3002<\/p>\n\n\n\n
\u4e3a\u4e86\u63d0\u9ad8NameNode<\/code>\u7684\u6548\u7387\uff0c\u5728\u5199\u6570\u636e\u7684\u65f6\u5019\uff0cNameNode<\/code>\u5b9e\u9645\u4e0a\u662f\u64cd\u4f5c\u7684\u662f\u5185\u5b58\uff0c\u7136\u540e\u6d89\u53ca\u5230\u589e\u5220\u6539\u7684\u6570\u636e\u987a\u5e8f<\/strong>\u5199\u5230editlog<\/code>\u65e5\u5fd7\u6587\u4ef6\u4e0a<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
Redis<\/h6>\n\n\n\n
\n\n\n\n
Redis\u662f\u57fa\u4e8e\u5185\u5b58\u7684\uff0c\u5982\u679c\u4e0d\u60f3\u529e\u6cd5\u5c06\u6570\u636e\u4fdd\u5b58\u5728\u786c\u76d8\u4e0a\uff0c\u4e00\u65e6Redis\u91cd\u542f(\u9000\u51fa\/\u6545\u969c)\uff0c\u5185\u5b58\u7684\u6570\u636e\u5c06\u4f1a\u5168\u90e8\u4e22\u5931\u3002<\/p>\n\n\n\n
\u6211\u4eec\u80af\u5b9a\u4e0d\u60f3Redis\u91cc\u5934\u7684\u6570\u636e\u7531\u4e8e\u67d0\u4e9b\u6545\u969c\u5168\u90e8\u4e22\u5931<\/strong>(\u5bfc\u81f4\u6240\u6709\u8bf7\u6c42\u90fd\u8d70MySQL)\uff0c\u5373\u4fbf\u53d1\u751f\u4e86\u6545\u969c\u4e5f\u5e0c\u671b\u53ef\u4ee5\u5c06Redis\u539f\u6709\u7684\u6570\u636e\u6062\u590d\u8fc7\u6765\uff0c\u6240\u4ee5Redis\u6709RDB<\/code>\u548cAOF<\/code>\u7684\u6301\u4e45\u5316\u673a\u5236\u3002<\/p>\n\n\n\n
  • RDB\uff1a\u57fa\u4e8e\u5feb\u7167<\/strong>\uff0c\u5c06\u67d0\u4e00\u65f6\u523b\u7684\u6240\u6709\u6570\u636e\u4fdd\u5b58\u5230\u4e00\u4e2aRDB\u6587\u4ef6\u4e2d\u3002<\/li>
  • AOF(append-only-file)\uff0c\u5f53Redis\u670d\u52a1\u5668\u6267\u884c\u5199\u547d\u4ee4<\/strong>\u7684\u65f6\u5019\uff0c\u5c06\u6267\u884c\u7684\u5199\u547d\u4ee4<\/strong>\u4fdd\u5b58\u5230AOF\u6587\u4ef6\u4e2d\u3002<\/li><\/ul>\n\n\n\n
    AOF\u6301\u4e45\u5316\u529f\u80fd\u7684\u5b9e\u73b0\u53ef\u4ee5\u5206\u4e3a3\u4e2a\u6b65\u9aa4\uff1a<\/p>\n\n\n\n
    • \u547d\u4ee4\u8ffd\u52a0\uff1a\u547d\u4ee4\u5199\u5165aof_buf\u7f13\u51b2\u533a<\/strong><\/li>
    • \u6587\u4ef6\u5199\u5165\uff1a\u8c03\u7528flushAppendOnlyFile\u51fd\u6570\uff0c\u8003\u8651\u662f\u5426\u8981\u5c06aof_buf\u7f13\u51b2\u533a\u5199\u5165AOF\u6587\u4ef6\u4e2d<\/li>
    • \u6587\u4ef6\u540c\u6b65\uff1a\u8003\u8651\u662f\u5426\u5c06\u5185\u5b58\u7f13\u51b2\u533a\u7684\u6570\u636e\u771f\u6b63\u5199\u5165\u5230\u786c\u76d8<\/li><\/ul>\n\n\n\n
      \"\"<\/figure><\/div>\n\n\n\n
      HBase<\/h6>\n\n\n\n
      \n\n\n\n
      HBase\u662f\u4e00\u4e2a\u80fd\u5b58\u50a8\u6d77\u91cf\u6570\u636e\u7684\u6570\u636e\u5e93<\/strong>\u3002<\/p>\n\n\n\n
      HBase\u5728\u5199\u6570\u636e\u7684\u65f6\u5019\uff0c\u4f1a\u5148\u5199\u5230Mem Store<\/code>\uff0c\u5f53MemStore<\/code>\u8d85\u8fc7\u4e00\u5b9a\u9608\u503c\uff0c\u5c31\u4f1a\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5237\u5199\u5230\u786c\u76d8\u4e0a\uff0c\u5f62\u6210StoreFile<\/strong>\uff0c\u800cStoreFile<\/code>\u5e95\u5c42\u662f\u4ee5HFile<\/code>\u7684\u683c\u5f0f\u4fdd\u5b58\uff0cHFile<\/code>\u662fHBase\u4e2dKeyValue<\/code>\u6570\u636e\u7684\u5b58\u50a8\u683c\u5f0f\u3002<\/p>\n\n\n\n
      \u6211\u4eec\u5199\u6570\u636e\u7684\u65f6\u5019\u662f\u5148\u5199\u5230\u5185\u5b58\u7684\uff0c\u4e3a\u4e86\u9632\u6b62\u673a\u5668\u5b95\u673a\uff0c\u5185\u5b58\u7684\u6570\u636e\u6ca1\u5237\u5230\u78c1\u76d8\u4e2d\u5c31\u6302\u4e86\u3002\u6211\u4eec\u5728\u5199Mem store<\/code>\u7684\u65f6\u5019\u8fd8\u4f1a\u5199\u4e00\u4efdHLog<\/code><\/p>\n\n\n\n
      \"\"<\/figure><\/div>\n\n\n\n
      MySQL<\/h6>\n\n\n\n
      \n\n\n\n
      MySQL\u6211\u4eec\u7528\u5f97\u6700\u591a\u7684InnoDB<\/code>\u5f15\u64ce\u662f\u600e\u4e48\u5b58\u50a8\u7684\u5462\uff1f\u5b83\u6709redo log<\/code>\u6765\u652f\u6491\u6301\u4e45\u5316\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
      MySQL\u5f15\u5165\u4e86redo log<\/code>\uff0c\u5185\u5b58\u5199\u5b8c\u4e86\uff0c\u7136\u540e\u4f1a\u5199\u4e00\u4efdredo log<\/code>\uff0c\u8fd9\u4efdredo log<\/code>\u8bb0\u8f7d\u7740\u8fd9\u6b21\u5728\u67d0\u4e2a\u9875\u4e0a\u505a\u4e86\u4ec0\u4e48\u4fee\u6539<\/strong>\u3002<\/p>\n\n\n\n
      \"\"<\/figure><\/div>\n\n\n\n
      \u603b\u7ed3<\/h6>\n\n\n\n
      \n\n\n\n
      \u770b\u5b8c\u4e0a\u9762\u5e38\u89c1\u7684\u4e2d\u95f4\u4ef6\/\u7ec4\u4ef6\u7684\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u5e94\u8be5\u5c31\u4e0d\u7528\u6211\u591a\u8bf4\u4e86\u5427\uff1f\u601d\u60f3<\/strong>\u51e0\u4e4e\u90fd\u662f\u4e00\u6837\u7684\uff0c\u53ea\u662f\u4ed6\u4eec\u8bb0\u5f55\u201clog\u201d\u7684\u540d\u5b57\u4e0d\u4e00\u6837\u800c\u5df2\u3002<\/p>\n\n\n\n
      \u5148\u5199buffer\uff0c\u7136\u540e\u987a\u5e8fIO<\/strong>\u5199Log\u3002\u9632\u6b62buffer\u7684\u6570\u636e\u8fd8\u6ca1\u5237\u5230\u78c1\u76d8\uff0c\u5b95\u673a\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u3002<\/p>\n\n\n\n
      \u5bf9\u4e8eLog\u6587\u4ef6\uff0c\u4e2d\u95f4\u4ef6\u4e5f\u4e0d\u4f1a\u653e\u4efb\u5b83\u4eec\u4e00\u76f4\u81a8\u80c0\uff0c\u5bfc\u81f4\u4f53\u79ef\u5f88\u5927\uff1a<\/p>\n\n\n\n
      • \u5728Redis\u91cc\u8fb9\uff0c\u4f1a\u5bf9AOF\u6587\u4ef6\u8fdb\u884c\u91cd\u5199<\/strong><\/li>
      • \u5728HDFS\u91cc\u8fb9\uff0ceditlog<\/code>\u4f1a\u5b9a\u65f6\u751f\u6210fsimage<\/code><\/li>
      • \u5728Elasticsearch\u91cc\u8fb9\uff0ctranslog<\/code>\u4f1a\u6839\u636e\u9608\u503c\u89e6\u53d1commit<\/code>\u64cd\u4f5c<\/li>
      • …..<\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"
        \u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u5df2\u7ecf\u63a5\u89e6\u5230\u4e86\u4e0d\u5c11\u7684\u4e2d\u95f4\u4ef6\u4e86\uff0c\u6bd4\u5982\u8bf4\u300cElasticsearch\u300d\u300cRedis\u300d\u300cHDFS\u300d\u300cKaf […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/5559"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5559"}],"version-history":[{"count":2,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/5559\/revisions"}],"predecessor-version":[{"id":5568,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/5559\/revisions\/5568"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}