{"id":201380,"date":"2025-05-10T11:00:58","date_gmt":"2025-05-10T03:00:58","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201380\/"},"modified":"2025-05-10T11:00:58","modified_gmt":"2025-05-10T03:00:58","slug":"redis%e6%95%99%e7%a8%8b%e5%8d%81%e4%b8%89%ef%bc%9a%e7%ae%a1%e7%ba%bf%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201380\/","title":{"rendered":"Redis\u6559\u7a0b(\u5341\u4e09)\uff1a\u7ba1\u7ebf\u8be6\u89e3"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u6559\u7a0b(\u5341\u4e09)\uff1a\u7ba1\u7ebf\u8be6\u89e3<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5bf9\u4e8e\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0cgolang\u5b66\u4e60\u7f51\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aRedis\u6559\u7a0b(\u5341\u4e09)\uff1a\u7ba1\u7ebf\u8be6\u89e3\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86Redis\u6559\u7a0b\u3001\u7ba1\u7ebf\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n

\u4e00\u3001\u8bf7\u6c42\u5e94\u7b54\u534f\u8bae\u548cRTT\uff1a<\/strong><\/p>\n

    Redis\u662f\u4e00\u79cd\u5178\u578b\u7684\u57fa\u4e8eC\/S\u6a21\u578b\u7684TCP\u670d\u52a1\u5668\u3002\u5728\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u901a\u8baf\u8fc7\u7a0b\u4e2d\uff0c\u901a\u5e38\u90fd\u662f\u5ba2\u6237\u7aef\u7387\u5148\u53d1\u8d77\u8bf7\u6c42\uff0c\u670d\u52a1\u5668\u5728\u63a5\u6536\u5230\u8bf7\u6c42\u540e\u6267\u884c\u76f8\u5e94\u7684\u4efb\u52a1\uff0c\u6700\u540e\u518d\u5c06\u83b7\u53d6\u7684\u6570\u636e\u6216\u5904\u7406\u7ed3\u679c\u4ee5\u5e94\u7b54\u7684\u65b9\u5f0f\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u3002\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u5ba2\u6237\u7aef\u90fd\u4f1a\u4ee5\u963b\u585e\u7684\u65b9\u5f0f\u7b49\u5f85\u670d\u52a1\u5668\u8fd4\u56de\u7684\u7ed3\u679c\u3002\u89c1\u5982\u4e0b\u547d\u4ee4\u5e8f\u5217\uff1a
    <\/span> \u4ee3\u7801\u5982\u4e0b:
 Client: INCR X
    Server: 1
    Client: INCR X
    Server: 2
    Client: INCR X
    Server: 3
    Client: INCR X
    Server: 4
 
    \u5728\u6bcf\u4e00\u5bf9\u8bf7\u6c42\u4e0e\u5e94\u7b54\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u90fd\u4e0d\u5f97\u4e0d\u627f\u53d7\u7f51\u7edc\u4f20\u8f93\u6240\u5e26\u6765\u7684\u989d\u5916\u5f00\u9500\u3002\u6211\u4eec\u901a\u5e38\u5c06\u8fd9\u79cd\u5f00\u9500\u79f0\u4e3aRTT(Round Trip Time)\u3002\u73b0\u5728\u6211\u4eec\u5047\u8bbe\u6bcf\u4e00\u6b21\u8bf7\u6c42\u4e0e\u5e94\u7b54\u7684RTT\u4e3a250\u6beb\u79d2\uff0c\u800c\u6211\u4eec\u7684\u670d\u52a1\u5668\u53ef\u4ee5\u5728\u4e00\u79d2\u5185\u5904\u7406100k\u7684\u6570\u636e\uff0c\u53ef\u7ed3\u679c\u5219\u662f\u6211\u4eec\u7684\u670d\u52a1\u5668\u6bcf\u79d2\u81f3\u591a\u5904\u74064\u6761\u8bf7\u6c42\u3002\u8981\u60f3\u89e3\u51b3\u8fd9\u4e00\u6027\u80fd\u95ee\u9898\uff0c\u6211\u4eec\u8be5\u5982\u4f55\u8fdb\u884c\u4f18\u5316\u5462\uff1f
   
\u4e8c\u3001\u7ba1\u7ebf(pipelining)\uff1a<\/strong><\/p>\n

    Redis\u5728\u5f88\u65e9\u7684\u7248\u672c\u4e2d\u5c31\u5df2\u7ecf\u63d0\u4f9b\u4e86\u5bf9\u547d\u4ee4\u7ba1\u7ebf\u7684\u652f\u6301\u3002\u5728\u7ed9\u51fa\u5177\u4f53\u89e3\u91ca\u4e4b\u524d\uff0c\u6211\u4eec\u5148\u5c06\u4e0a\u9762\u7684\u540c\u6b65\u5e94\u7b54\u65b9\u5f0f\u7684\u4f8b\u5b50\u6539\u9020\u4e3a\u57fa\u4e8e\u547d\u4ee4\u7ba1\u7ebf\u7684\u5f02\u6b65\u5e94\u7b54\u65b9\u5f0f\uff0c\u8fd9\u6837\u53ef\u4ee5\u8ba9\u5927\u5bb6\u6709\u4e00\u4e2a\u66f4\u597d\u7684\u611f\u6027\u8ba4\u8bc6\u3002
 <\/span> \u4ee3\u7801\u5982\u4e0b:
    Client: INCR X
    Client: INCR X
    Client: INCR X
    Client: INCR X
    Server: 1
    Server: 2
    Server: 3
    Server: 4
 
    \u4ece\u4ee5\u4e0a\u793a\u4f8b\u53ef\u4ee5\u770b\u51fa\uff0c\u5ba2\u6237\u7aef\u5728\u53d1\u9001\u547d\u4ee4\u4e4b\u540e\uff0c\u4e0d\u7528\u7acb\u523b\u7b49\u5f85\u6765\u81ea\u670d\u52a1\u5668\u7684\u5e94\u7b54\uff0c\u800c\u662f\u53ef\u4ee5\u7ee7\u7eed\u53d1\u9001\u540e\u9762\u7684\u547d\u4ee4\u3002\u5728\u547d\u4ee4\u53d1\u9001\u5b8c\u6bd5\u540e\uff0c\u518d\u4e00\u6b21\u6027\u7684\u8bfb\u53d6\u4e4b\u524d\u6240\u6709\u547d\u4ee4\u7684\u5e94\u7b54\u3002\u8fd9\u6837\u4fbf\u8282\u7701\u4e86\u540c\u6b65\u65b9\u5f0f\u4e2dRTT\u7684\u5f00\u9500\u3002
    \u6700\u540e\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u5982\u679cRedis\u670d\u52a1\u5668\u53d1\u73b0\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u662f\u57fa\u4e8e\u7ba1\u7ebf\u7684\uff0c\u90a3\u4e48\u670d\u52a1\u5668\u7aef\u5728\u63a5\u53d7\u5230\u8bf7\u6c42\u5e76\u5904\u7406\u4e4b\u540e\uff0c\u4f1a\u5c06\u6bcf\u6761\u547d\u4ee4\u7684\u5e94\u7b54\u6570\u636e\u5b58\u5165\u961f\u5217\uff0c\u4e4b\u540e\u518d\u53d1\u9001\u5230\u5ba2\u6237\u7aef\u3002
   
\u4e09\u3001Benchmark\uff1a<\/strong><\/p>\n

    \u4ee5\u4e0b\u662f\u6765\u81eaRedis\u5b98\u7f51\u7684\u6d4b\u8bd5\u7528\u4f8b\u548c\u6d4b\u8bd5\u7ed3\u679c\u3002\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u8be5\u6d4b\u8bd5\u662f\u57fa\u4e8eloopback(127.0.0.1)\u7684\uff0c\u56e0\u6b64RTT\u6240\u5360\u7528\u7684\u65f6\u95f4\u76f8\u5bf9\u8f83\u5c11\uff0c\u5982\u679c\u662f\u57fa\u4e8e\u5b9e\u9645\u7f51\u7edc\u63a5\u53e3\uff0c\u90a3\u4e48\u7ba1\u7ebf\u673a\u5236\u6240\u5e26\u6765\u7684\u6027\u80fd\u63d0\u5347\u5c31\u66f4\u4e3a\u663e\u8457\u4e86\u3002
<\/span> \u4ee3\u7801\u5982\u4e0b:
require ‘rubygems’
    require ‘redis’
   
    def bench(descr)
        start = Time.now
        yield
        puts “#{descr} #{Time.now-start} seconds”
    end
   
    def without_pipelining
        r = Redis.new
        10000.times {
            r.ping
        }
    end
   
    def with_pipelining
        r = Redis.new
        r.pipelined {
            10000.times {
                r.ping
            }
        }
    end
   
    bench(“without pipelining”) {
        without_pipelining
    }
    bench(“with pipelining”) {
        with_pipelining
    }
    \/\/without pipelining 1.185238 seconds
    \/\/with pipelining 0.250783 seconds<\/p>\n","protected":false},"excerpt":{"rendered":"

Redis\u6559\u7a0b(\u5341\u4e09)\uff1a\u7ba1\u7ebf\u8be6\u89e3...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201380","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201380","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201380"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201380\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201380"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201380"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}