{"id":192304,"date":"2024-11-12T18:38:18","date_gmt":"2024-11-12T10:38:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/192304\/"},"modified":"2024-11-12T18:38:19","modified_gmt":"2024-11-12T10:38:19","slug":"%e6%95%88redis%e9%9b%86%e7%be%a4%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88io%ef%bc%88redis%e9%9b%86%e7%be%a4io%e9%ab%98%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/192304\/","title":{"rendered":"\u6548Redis\u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548IO\uff08redis\u96c6\u7fa4io\u9ad8\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%88redis%e9%9b%86%e7%be%a4%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88io%ef%bc%88redis%e9%9b%86%e7%be%a4io%e9%ab%98%ef%bc%89-DYfcbAMSBp\">\u6548Redis\u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548IO\uff08redis\u96c6\u7fa4io\u9ad8\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\u3002\u7279\u5225\u662f\u5728\u9700\u8981\u9ad8\u6548IO\u7684\u5834\u666f\u4e2d\uff0cRedis\u96c6\u7fa4\u7684\u67b6\u69cb\u80fd\u5920\u986f\u8457\u63d0\u5347\u6027\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u901a\u904eRedis\u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548IO\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u5efa\u8b70\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%e9%9b%86%e7%be%a4%ef%bc%9f-DYfcbAMSBp\">\u4ec0\u9ebc\u662fRedis\u96c6\u7fa4\uff1f<\/h2>\n<p>Redis\u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u7684Redis\u90e8\u7f72\u65b9\u5f0f\uff0c\u5141\u8a31\u6578\u64da\u5728\u591a\u500bRedis\u5be6\u4f8b\u4e4b\u9593\u9032\u884c\u5206\u7247\u3002\u9019\u7a2e\u67b6\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u80fd\u5920\u5728\u591a\u500b\u7bc0\u9ede\u4e4b\u9593\u5206\u6563IO\u8ca0\u8f09\uff0c\u5f9e\u800c\u5be6\u73fe\u66f4\u9ad8\u7684\u6027\u80fd\u3002<\/p>\n<h2 id=\"redis%e9%9b%86%e7%be%a4%e7%9a%84%e6%9e%b6%e6%a7%8b-DYfcbAMSBp\">Redis\u96c6\u7fa4\u7684\u67b6\u69cb<\/h2>\n<p>Redis\u96c6\u7fa4\u7684\u57fa\u672c\u67b6\u69cb\u7531\u591a\u500b\u4e3b\u7bc0\u9ede\u548c\u5f9e\u7bc0\u9ede\u7d44\u6210\u3002\u4e3b\u7bc0\u9ede\u8ca0\u8cac\u8655\u7406\u5beb\u8acb\u6c42\u548c\u8b80\u8acb\u6c42\uff0c\u800c\u5f9e\u7bc0\u9ede\u5247\u7528\u65bc\u6578\u64da\u7684\u5099\u4efd\u548c\u8ca0\u8f09\u5747\u8861\u3002\u9019\u7a2e\u67b6\u69cb\u7684\u512a\u52e2\u5728\u65bc\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u53ef\u7528\u6027\uff1a<\/strong>\u5373\u4f7f\u67d0\u500b\u4e3b\u7bc0\u9ede\u5931\u6548\uff0c\u96c6\u7fa4\u4ecd\u7136\u53ef\u4ee5\u7e7c\u7e8c\u904b\u884c\u3002<\/li>\n<li><strong>\u8ca0\u8f09\u5747\u8861\uff1a<\/strong>\u901a\u904e\u5c07\u8acb\u6c42\u5206\u6563\u5230\u4e0d\u540c\u7684\u4e3b\u7bc0\u9ede\uff0c\u6e1b\u5c11\u55ae\u4e00\u7bc0\u9ede\u7684\u58d3\u529b\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027\uff1a<\/strong>\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u96a8\u6642\u6dfb\u52a0\u65b0\u7684\u7bc0\u9ede\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e9%ab%98%e6%95%88io-DYfcbAMSBp\">\u5982\u4f55\u5be6\u73fe\u9ad8\u6548IO<\/h2>\n<p>\u8981\u5be6\u73feRedis\u96c6\u7fa4\u7684\u9ad8\u6548IO\uff0c\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff1a<\/p>\n<h3 id=\"1-%e6%95%b8%e6%93%9a%e5%88%86%e7%89%87-DYfcbAMSBp\">1. \u6578\u64da\u5206\u7247<\/h3>\n<p>Redis\u96c6\u7fa4\u4f7f\u7528\u54c8\u5e0c\u69fd\u4f86\u9032\u884c\u6578\u64da\u5206\u7247\u3002\u6bcf\u500b\u9375\u90fd\u6703\u88ab\u6620\u5c04\u5230\u4e00\u500b\u54c8\u5e0c\u69fd\uff0c\u7136\u5f8c\u6839\u64da\u54c8\u5e0c\u69fd\u5c07\u6578\u64da\u5206\u914d\u5230\u4e0d\u540c\u7684\u4e3b\u7bc0\u9ede\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5747\u52fb\u5206\u4f48\uff0c\u5f9e\u800c\u63d0\u9ad8IO\u6027\u80fd\u3002<\/p>\n<pre><code>\n# \u8a2d\u7f6e\u54c8\u5e0c\u69fd\nredis-cli cluster addslots {0..16383}\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8pipeline-DYfcbAMSBp\">2. \u4f7f\u7528Pipeline<\/h3>\n<p>Pipeline\u662f\u4e00\u7a2e\u6279\u91cf\u8655\u7406\u8acb\u6c42\u7684\u6280\u8853\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002\u5728Redis\u4e2d\uff0c\u4f7f\u7528Pipeline\u53ef\u4ee5\u5c07\u591a\u500b\u547d\u4ee4\u6253\u5305\u6210\u4e00\u500b\u8acb\u6c42\uff0c\u5f9e\u800c\u63d0\u9ad8IO\u6548\u7387\u3002<\/p>\n<pre><code>\n# \u4f7f\u7528Pipeline\u7684\u793a\u4f8b\npipe = redis.pipeline()\nfor i in range(1000):\n    pipe.set(f'key{i}', f'value{i}')\npipe.execute()\n<\/code><\/pre>\n<h3 id=\"3-%e8%aa%bf%e6%95%b4%e9%85%8d%e7%bd%ae%e5%8f%83%e6%95%b8-DYfcbAMSBp\">3. \u8abf\u6574\u914d\u7f6e\u53c3\u6578<\/h3>\n<p>\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574Redis\u7684\u914d\u7f6e\u53c3\u6578\u4e5f\u662f\u63d0\u9ad8IO\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u8abf\u6574maxmemory\u3001maxclients\u7b49\u53c3\u6578\uff0c\u4ee5\u9069\u61c9\u9ad8\u4e26\u767c\u7684\u5834\u666f\u3002<\/p>\n<pre><code>\n# \u8abf\u6574maxmemory\nmaxmemory 256mb\nmaxmemory-policy allkeys-lru\n<\/code><\/pre>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e5%84%aa%e5%8c%96-DYfcbAMSBp\">4. \u76e3\u63a7\u548c\u512a\u5316<\/h3>\n<p>\u6301\u7e8c\u76e3\u63a7Redis\u96c6\u7fa4\u7684\u6027\u80fd\u6307\u6a19\uff0c\u5982\u547d\u4ee4\u57f7\u884c\u6642\u9593\u3001\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u7b49\uff0c\u4e26\u6839\u64da\u6578\u64da\u9032\u884c\u512a\u5316\u3002\u53ef\u4ee5\u4f7f\u7528Redis\u81ea\u5e36\u7684\u76e3\u63a7\u5de5\u5177\u6216\u7b2c\u4e09\u65b9\u76e3\u63a7\u7cfb\u7d71\u4f86\u5be6\u73fe\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-DYfcbAMSBp\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904e\u5408\u7406\u7684\u67b6\u69cb\u8a2d\u8a08\u548c\u914d\u7f6e\u8abf\u6574\uff0cRedis\u96c6\u7fa4\u80fd\u5920\u5be6\u73fe\u9ad8\u6548\u7684IO\u6027\u80fd\u3002\u7121\u8ad6\u662f\u6578\u64da\u5206\u7247\u3001\u4f7f\u7528Pipeline\u9084\u662f\u6301\u7e8c\u76e3\u63a7\uff0c\u9019\u4e9b\u65b9\u6cd5\u90fd\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u5145\u5206\u767c\u63eeRedis\u7684\u6f5b\u529b\u3002\u5728\u9078\u64c7\u5408\u9069\u7684\u670d\u52d9\u5668\u6642\uff0c\u8003\u616e\u5230\u9ad8\u6548\u7684IO\u6027\u80fd\uff0c<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u7684\u9078\u64c7\u5c07\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5e0c\u671b\u672c\u6587\u80fd\u70ba\u60a8\u5728\u4f7f\u7528Redis\u96c6\u7fa4\u6642\u63d0\u4f9b\u4e00\u4e9b\u6709\u50f9\u503c\u7684\u53c3\u8003\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u901a\u904eRedis\u96c6\u7fa4\u5be6\u73fe\u9ad8\u6548IO\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u901f\u5ea6\uff0c\u512a\u5316\u7cfb\u7d71\u6027\u80fd\uff0c\u6eff\u8db3\u9ad8\u4e26\u767c\u9700\u6c42\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-192304","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/192304","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=192304"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/192304\/revisions"}],"predecessor-version":[{"id":192305,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/192304\/revisions\/192305"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=192304"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=192304"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=192304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}