{"id":632,"date":"2011-03-18T22:32:30","date_gmt":"2011-03-18T14:32:30","guid":{"rendered":"http:\/\/www.strongd.net\/?p=632"},"modified":"2011-03-18T22:32:30","modified_gmt":"2011-03-18T14:32:30","slug":"mysql%e7%9a%84%e6%95%b0%e6%8d%ae%e5%8e%8b%e7%bc%a9%e6%80%a7%e8%83%bd%e5%af%b9%e6%af%94%ef%bc%88%e4%b8%80%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.strongd.net\/?p=632","title":{"rendered":"mysql\u7684\u6570\u636e\u538b\u7f29\u6027\u80fd\u5bf9\u6bd4\uff08\u4e00\uff09"},"content":{"rendered":"

\u6570\u636e\u9b54\u65b9\u9700\u8981\u7684\u6570\u636e\uff0c\u4e00\u65e6\u5199\u5165\u5c31\u5f88\u5c11\u6216\u8005\u6839\u672c\u4e0d\u4f1a\u66f4\u65b0\u3002\u8fd9\u79cd\u6570\u636e\u975e\u5e38\u9002\u5408\u538b\u7f29\u4ee5\u964d\u4f4e\u78c1\u76d8\u5360\u7528\u3002MySQL\u672c\u8eab\u63d0\u4f9b\u4e86\u4e24\u79cd\u538b\u7f29\u65b9\u5f0f\u2014\u2014archive\u5f15\u64ce\u4ee5\u53ca\u9488\u5bf9MyISAM\u5f15\u64ce\u7684myisampack\u65b9\u5f0f\u3002\u4eca\u5929\u5bf9\u8fd9\u4e24\u79cd\u65b9\u5f0f\u5206\u522b\u8fdb\u884c\u4e86\u6d4b\u8bd5\uff0c\u5bf9\u6bd4\u4e86\u4e8c\u8005\u5728\u78c1\u76d8\u5360\u7528\u4ee5\u53ca\u67e5\u8be2\u6027\u80fd\u65b9\u9762\u5404\u81ea\u7684\u4f18\u52a3\u3002\u81f3\u4e8e\u4e3a\u4ec0\u4e48\u505a\u8fd9\u4e2a\uff0c\u4f60\u4eec\u5e94\u8be5\u61c2\u7684\uff0c\u6211\u540e\u6587\u8fd8\u4f1a\u4ecb\u7ecd\u3002\u4e14\u770b\u6b63\u6587\uff1a<\/p>\n

1. \u6d4b\u8bd5\u73af\u5883\uff1a<\/strong><\/h3>\n
    \n
  1. \u8f6f\u786c\u4ef6<\/strong><\/li>\n

    \u4e00\u53f0 64\u4f4d 2.6.18-92 \u5185\u6838Linux\u5f00\u53d1\u673a\uff0c4G\u5185\u5b58\uff0c4\u4e2a2800Mhz Dual-Core AMD Opteron(tm) Processor 2220\u00a0CPU\u3002<\/p>\n

    MySQL\u653e\u5728\u4e00\u57577200\u8f6cSAT\u786c\u76d8\uff0c\u672a\u505araid\uff1b<\/p>\n

    MySQL\u672a\u505a\u4efb\u4f55\u4f18\u5316\uff0c\u5173\u95ed\u4e86query cache\uff0c\u76ee\u7684\u5728\u4e8e\u907f\u514dquery cache\u5bf9\u6d4b\u8bd5\u7ed3\u679c\u9020\u6210\u5e72\u6270\u3002<\/p>\n

  2. \u8868\u7ed3\u6784<\/strong><\/li>\n

    2424753\u6761\u8bb0\u5f55\uff0c\u751f\u4ea7\u73af\u5883\u67d0\u4e00\u4e2a\u5206\u7247\u7684\u5b9e\u9645\u6570\u636e\uff1b<\/p>\n

    \u5206\u522b\u5efa\u7acb\u4e86(partition_by1,idx_rank) \u548c (partition_by1,chg_idx)\u7684\u8054\u5408\u7d22\u5f15\uff0c\u5176\u4e2dpartition_by1\u4e3a32\u957f\u5ea6\u7684varchar\u7c7b\u578b\uff0c\u7528\u4e8e\u68c0\u7d22\uff1b\u5176\u4f59\u4e24\u4e2a\u5b57\u6bb5\u5747\u4e3a\u6d6e\u70b9\u6570\uff0c\u591a\u7528\u4e8e\u6392\u5e8f\uff1b<\/p>\n

    autokid\u4f5c\u4e3a\u5b50\u589e\u5217\uff0c\u5145\u5f53PRIMARY KEY\uff0c\u4ec5\u4f5c\u4e3a\u6570\u636e\u88c5\u8f7d\u65f6\u539f\u5b50\u6027\u4fdd\u8bc1\u7528\uff0c\u65e0\u5b9e\u9645\u610f\u4e49\u3002<\/ol>\n

    2. \u6d4b\u8bd5\u76ee\u7684\uff1a<\/strong><\/h3>\n
      \n
    1. \u538b\u7f29\u7a7a\u95f4\u5bf9\u6bd4<\/strong><\/li>\n

      \u538b\u7f29\u7387\u8d8a\u5927\uff0c\u5360\u7528\u7684\u78c1\u76d8\u7a7a\u95f4\u8d8a\u5c0f\uff0c\u76f4\u63a5\u964d\u4f4e\u6570\u636e\u7684\u5b58\u50a8\u6210\u672c\uff1b<\/p>\n

    2. \u67e5\u8be2\u6027\u80fd\u5bf9\u6bd4<\/strong><\/li>\n

      \u538b\u7f29\u540e\u67e5\u8be2\u6027\u80fd\u4e0d\u5e94\u8be5\u6709\u663e\u8457\u964d\u4f4e\u3002Archive\u662f\u4e0d\u652f\u6301\u7d22\u5f15\u7684\uff0c\u56e0\u6b64\u6027\u80fd\u964d\u4f4e\u662f\u5fc5\u7136\u7684\uff0c\u90a3\u4e48\u6211\u4eec\u4e5f\u5e94\u8be5\u5fc3\u91cc\u6709\u4e2a\u8c31\uff0c\u5230\u5e95\u964d\u4f4e\u4e86\u591a\u5c11\uff0c\u80fd\u4e0d\u80fd\u63a5\u53d7\u3002<\/ol>\n

      3. \u6d4b\u8bd5\u5de5\u5177\uff1a<\/strong><\/h3>\n
        \n
      1. mysqlslap<\/strong><\/li>\n

        \u5b98\u65b9\u7684\u5de5\u5177\u5f53\u7136\u662f\u4e0d\u4e8c\u4e4b\u9009\u3002\u5173\u4e8emysqlslap\u7684\u4ecb\u7ecd\u8bf7\u53c2\u8003\u00a0\u5b98\u65b9\u6587\u6863<\/a>\u3002<\/p>\n

      2. \u6d4b\u8bd5query<\/strong><\/li>\n

        \u622a\u53d6\u751f\u4ea7\u73af\u5883\u8bbf\u95eetopranks_v3\u8868\u7684\u5b9e\u9645SQL\u51719973\u6761\uff0c\u4ece\u4e2d\u62bd\u53d6\u8bbf\u95ee\u91cf\u8f83\u5927\u76847\u6761\uff0c\u5e76\u53d150\uff0c\u91cd\u590d\u6267\u884c10\u6b21\u3002\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n

        \n
        \n
        .\/mysqlslap --defaults-file=..\/etc\/my.cnf -u**** -p**** -c50 -i10 -q ..\/t.sql --debug-info<\/pre>\n<\/div>\n<\/div>\n<\/ol>\n
        4.\u6d4b\u8bd5\u7ed3\u8bba<\/strong><\/p>\n
        \n\n\n\n\n\n\n
        \u6bd4\u8f83\u9879<\/strong><\/td>\n\u78c1\u76d8\u7a7a\u95f4<\/strong><\/td>\n\u8017\u65f6\uff08\u79d2\uff09<\/strong><\/td>\nCPU Idle<\/strong><\/td>\nLOAD<\/strong><\/td>\n\u5e76\u53d1<\/strong><\/td>\n<\/tr>\n
        \u57fa\u51c6\u8868\uff08MyISAM\uff09<\/td>\n403956004<\/td>\n2.308<\/td>\n30<\/td>\n15<\/td>\n50<\/td>\n<\/tr>\n
        ARCHIVE<\/td>\n75630745<\/td>\n>300<\/td>\n75<\/td>\n4<\/td>\n1<\/td>\n<\/tr>\n
        PACK<\/td>\n99302109<\/td>\n2.596<\/td>\n30<\/td>\n22<\/td>\n50<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
        \u6839\u636e\u4e0a\u9762\u7684\u8868\u683c\u7ed9\u51fa\u7684\u6d4b\u8bd5\u6570\u636e\uff0c\u6211\u4eec\u7b80\u5355\u5f97\u51fa\u4ee5\u4e0b\u7ed3\u8bba\uff1a<\/p>\n
          \n
        1. \u9488\u5bf9\u6d4b\u8bd5\u8868\uff0cArchive\u8868\u5360\u7528\u7a7a\u95f4\u7ea6\u4e3a\u4e4b\u524d\u768418.7%\uff0cmyisampack\u540e\u7a7a\u95f4\u5360\u7528\u7ea6\u4e3a\u4e4b\u524d\u768424.6%\uff1b\u4e8c\u8005\u76f8\u5dee\u4e0d\u591a\uff0c\u5355\u7eaf\u4ece\u7a7a\u95f4\u5229\u7528\u60c5\u51b5\u6765\u770b\uff0c\u6211\u4eec\u4f3c\u4e4e\u9700\u8981\u9009\u62e9archive\u8868\uff1b<\/li>\n
        2. \u6211\u4eec\u518d\u770b\u67e5\u8be2\u6027\u80fd\uff0c\u4e0e\u57fa\u51c6\u8868\u8fdb\u884c\u5bf9\u6bd4\u3002\u65e0\u8bba\u5728\u603b\u8017\u65f6\u8fd8\u662f\u7cfb\u7edf\u8d1f\u8f7d\u65b9\u9762\uff0c50\u5e76\u53d1\u4e0b\u7684pack\u8868\u67e5\u8be2\u6027\u80fd\u4e0e\u57fa\u51c6\u8868\u76f8\u5f53\uff1b\u800carchive\u8868\u5728\u5355\u5e76\u53d1\u60c5\u51b5\u4e0b\u8017\u65f6\u8d85\u8fc7\u4e865\u5206\u949f\uff08\u5b9e\u5728\u7b49\u4e0d\u4e86\u4e86\uff0ckill\u4e4b\uff09\uff01<\/li>\n<\/ol>\n
          \u90a3\u4e48\uff0c\u6211\u4eec\u4f3c\u4e4e\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff0c\u9488\u5bf9\u9700\u8981\u5728\u7ebf\u67e5\u8be2\u7684\u8868\uff0cARCHIVE\u5f15\u64ce\u57fa\u672c\u4e0a\u53ef\u4ee5\u4e0d\u8003\u8651\u4e86\u3002<\/p>\n
          \u5728\u4e0b\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5c06\u4f1a\u8be6\u7ec6\u4e3a\u4ec0\u4e48\u8fd9\u4e2a\u6d4b\u8bd5\u8fc7\u7a0b\u4e2dARCHIVE\u5f15\u64ce\u5982\u6b64\u5730\u6162\u3002<\/p>\n
           <\/p>\n","protected":false},"excerpt":{"rendered":"
          \u6570\u636e\u9b54\u65b9\u9700\u8981\u7684\u6570\u636e\uff0c\u4e00\u65e6\u5199\u5165\u5c31\u5f88\u5c11\u6216\u8005\u6839\u672c\u4e0d\u4f1a\u66f4\u65b0\u3002\u8fd9\u79cd\u6570\u636e\u975e\u5e38\u9002\u5408\u538b\u7f29\u4ee5\u964d\u4f4e\u78c1\u76d8\u5360\u7528\u3002MySQL\u672c\u8eab\u63d0\u4f9b\u4e86\u4e24\u79cd\u538b\u7f29\u65b9\u5f0f\u2014\u2014archive\u5f15\u64ce\u4ee5\u53ca\u9488\u5bf9MyISAM\u5f15\u64ce\u7684myisampack\u65b9\u5f0f\u3002\u4eca\u5929\u5bf9\u8fd9\u4e24\u79cd\u65b9\u5f0f\u5206\u522b\u8fdb\u884c\u4e86\u6d4b\u8bd5\uff0c\u5bf9\u6bd4\u4e86\u4e8c\u8005\u5728\u78c1\u76d8\u5360\u7528\u4ee5\u53ca\u67e5\u8be2\u6027\u80fd\u65b9\u9762\u5404\u81ea\u7684\u4f18\u52a3\u3002\u81f3\u4e8e\u4e3a\u4ec0\u4e48\u505a\u8fd9\u4e2a\uff0c\u4f60\u4eec\u5e94\u8be5\u61c2\u7684\uff0c\u6211\u540e\u6587\u8fd8\u4f1a\u4ecb\u7ecd\u3002\u4e14\u770b\u6b63\u6587\uff1a 1. \u6d4b\u8bd5\u73af\u5883\uff1a \u8f6f\u786c\u4ef6 \u4e00\u53f0 64\u4f4d 2.6.18-92 \u5185\u6838Linux\u5f00\u53d1\u673a\uff0c4G\u5185\u5b58\uff0c4\u4e2a2800Mhz Dual-Core AMD Opteron(tm) Processor 2220\u00a0CPU\u3002 MySQL\u653e\u5728\u4e00\u57577200\u8f6cSAT\u786c\u76d8\uff0c\u672a\u505araid\uff1b MySQL\u672a\u505a\u4efb\u4f55\u4f18\u5316\uff0c\u5173\u95ed\u4e86query cache\uff0c\u76ee\u7684\u5728\u4e8e\u907f\u514dquery cache\u5bf9\u6d4b\u8bd5\u7ed3\u679c\u9020\u6210\u5e72\u6270\u3002 \u8868\u7ed3\u6784 2424753\u6761\u8bb0\u5f55\uff0c\u751f\u4ea7\u73af\u5883\u67d0\u4e00\u4e2a\u5206\u7247\u7684\u5b9e\u9645\u6570\u636e\uff1b \u5206\u522b\u5efa\u7acb\u4e86(partition_by1,idx_rank) \u548c (partition_by1,chg_idx)\u7684\u8054\u5408\u7d22\u5f15\uff0c\u5176\u4e2dpartition_by1\u4e3a32\u957f\u5ea6\u7684varchar\u7c7b\u578b\uff0c\u7528\u4e8e\u68c0\u7d22\uff1b\u5176\u4f59\u4e24\u4e2a\u5b57\u6bb5\u5747\u4e3a\u6d6e\u70b9\u6570\uff0c\u591a\u7528\u4e8e\u6392\u5e8f\uff1b autokid\u4f5c\u4e3a\u5b50\u589e\u5217\uff0c\u5145\u5f53PRIMARY 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