{"rsdb":{"rid":"314398","subhead":"","postdate":"0","aid":"227599","fid":"57","uid":"1","topic":"1","content":"

\u719f\u6089MySQL\u7684\u4eba\uff0c\u90fd\u77e5\u9053InnoDB\u5b58\u50a8\u5f15\u64ce\uff0c\u5982\u5927\u5bb6\u6240\u77e5\uff0cRedo Log\u662finnodb\u7684\u6838\u5fc3\u4e8b\u52a1\u65e5\u5fd7\u4e4b\u4e00\uff0cinnodb\u5199\u5165Redo Log\u540e\u5c31\u4f1a\u63d0\u4ea4\u4e8b\u52a1\uff0c\u800c\u975e\u5199\u5165\u5230Datafile\u3002\u4e4b\u540einnodb\u518d\u5f02\u6b65\u5730\u5c06\u65b0\u4e8b\u52a1\u7684\u6570\u636e\u5f02\u6b65\u5730\u5199\u5165Datafile\uff0c\u771f\u6b63\u5b58\u50a8\u8d77\u6765\u3002<\/p>

\u90a3\u4e48innodb\u5f15\u64ce\u6709\u4e86redo log\u548cbuffer pool\u4ee5\u540e\uff0c\u4e3a\u4ec0\u4e48\u80fd\u591f\u5728\u63d0\u5347\u6027\u80fd\u7684\u540c\u65f6\uff0c\u8fd8\u80fd\u4fdd\u8bc1\u4e0d\u4e22\u6570\u636e\u5462? Buffer Pool, Redo Log\u4ee5\u53caDatafile\u4e4b\u95f4\u7684\u5177\u4f53\u5173\u7cfb\u662f\u4ec0\u4e48\u5462\u3002<\/p>

\u53e6\u5916Innodb\u8fd8\u6709\u4e00\u5927\u5806\u6982\u5ff5\uff0cDirty Page, LRU, LSN\uff0cCheckpoint\u7b49\u7b49\uff0c\u8fd9\u4e9b\u6982\u5ff5\u5728Innodb\u91cc\u662f\u4ec0\u4e48\u8fd0\u4f5c\u7684\u5462\uff1f<\/p>

\u4e0b\u9762\u901a\u8fc7\u4e00\u5f20\u56fe\u6765\u544a\u8bc9\u5927\u5bb6<\/p>

Buffer Pool, Redo Log\u4ee5\u53caDatafile\u7684\u5173\u7cfb<\/strong><\/p>

\"\"Innodb\u7684\u539f\u7406<\/strong><\/p>

\u5927\u5bb6\u53ef\u4ee5\u628ainnodb\u7684\u4e8b\u52a1\u5199\u5165\u8fc7\u7a0b\u770b\u6210\u5199\u4f5c\u4e00\u7bc7\u6587\u7ae0\u7684\u8fc7\u7a0b\u3002Innodb\u7684\u5199\u5165\u8fc7\u7a0b\u5176\u5b9e\u548c\u6211\u4eec\u5199\u4f5c\u7684\u8fc7\u7a0b\u662f\u975e\u5e38\u7c7b\u4f3c\u7684\u3002<\/p>

\u8bd5\u60f3\uff0c\u9886\u5bfc\u8ba9\u6211\u4eec\u5199\u4e00\u7bc7\u6587\u7ae0\uff0c\u53d1\u8868\u5728\u8bba\u575b\u4e0a\u3002\u7136\u540e\u6211\u4eec\u60f3\u5230\u4e86\u4e00\u4e2a\u7edd\u4f73\u7684\u70b9\u5b50\uff0c\u5e76\u51b3\u5b9a\u8981\u653e\u5230\u6587\u7ae0\u91cc\uff0c\u53ef\u662f\u624b\u4e0a\u8fd8\u6709\u5176\u4ed6\u4e8b\u60c5\uff0c\u4e00\u65f6\u534a\u4f1a\u513f\u5199\u4e0d\u5b8c\uff0c\u53c8\u62c5\u5fc3\u8fc7\u540e\u5fd8\u4e86\uff0c\u9886\u5bfc\u8fd8\u7b49\u7740\u6211\u4eec\u7b54\u590d\uff0c\u6b64\u65f6\u6211\u4eec\u4f1a\u600e\u4e48\u505a\u5462\uff1f\u6211\u4eec\u4e00\u5b9a\u4f1a\u5148\u5927\u6982\u6784\u601d\u4e2a\u63d0\u7eb2\uff0c\u5e76\u628a\u63d0\u7eb2\u548c\u4e00\u4e9b\u5173\u952e\u7ec6\u8282\u8bb0\u5f55\u5230\u672c\u5b50\u4e0a\uff0c\u4f5c\u4e3a\u8349\u7a3f\uff0c\u7136\u540e\u7acb\u523b\u544a\u8bc9\u9886\u5bfc\u81ea\u5df1\u8981\u5199\u4ec0\u4e48\u4e1c\u897f\uff0c\u8ba9\u5176\u786e\u8ba4\u3002\u6700\u540e\u7b49\u665a\u4e0a\u6709\u65f6\u95f4\u4e86\uff0c\u518d\u6839\u636e\u8349\u7a3f\u53bb\u659f\u8bcd\u914c\u53e5\uff0c\u7f16\u5199\u6b63\u7a3f\u3002<\/p>

\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7528\u5230\u7684\u51e0\u4e2a\u5173\u952e\u7684\u4e1c\u897f\uff1a<\/p>

\u6211\u4eec\u7684\u5927\u8111\uff0c\u7528\u6765\u4e34\u65f6\u6682\u65f6\u8bb0\u4f4f\u6211\u4eec\u7684\u70b9\u5b50<\/p>

\u8349\u7a3f\uff0c\u6211\u4eec\u9700\u8981\u8349\u7a3f\u6765\u4fdd\u8bc1\u4e0d\u4f1a\u628a\u70b9\u5b50\u548c\u5173\u952e\u7684\u7ec6\u8282\u7ed9\u5fd8\u4e86<\/p>

\u6b63\u7a3f\uff0c\u8fd9\u662f\u6211\u4eec\u6700\u7ec8\u8981\u8f93\u51fa\u7684\u4e1c\u897f<\/p>

\u6709\u4e86\u8fd9\u51e0\u4e2a\u4e1c\u897f\uff0c\u6211\u4eec\u4e0d\u4ec5\u80fd\u786e\u4fdd\u6211\u4eec\u4e0d\u4f1a\u9519\u8fc7\u4e00\u7bc7\u6f02\u4eae\u7684\u6587\u7ae0\uff0c\u8fd8\u80fd\u5feb\u901f\u544a\u8bc9\u9886\u5bfc\u81ea\u5df1\u4e00\u5b9a\u53ef\u4ee5\u641e\u5b9a\u8fd9\u4ef6\u4e8b\u60c5\u3002<\/p>

Innodb\u5b9e\u9645\u4e0a\u4e5f\u7528\u5230\u4e86\u8fd9\u51e0\u4e2a\u5173\u952e\u7684\u4e1c\u897f\uff1a<\/p>

Buffer Pool\uff1a\u5c31\u662f\u6211\u4eec\u7684\u5927\u8111<\/p>

\u4e8b\u52a1\u65e5\u5fd7\uff1a\u5c31\u662f\u6211\u4eec\u7684\u8349\u7a3f<\/p>

Datafile\uff1a\u5c31\u662f\u6211\u4eec\u7684\u6b63\u7a3f<\/p>

\u53ea\u8981\u6309\u7167\u4e4b\u524d\u5199\u6587\u7ae0\u7684\u8fc7\u7a0b\uff0c\u6765\u8fdb\u884c\u6574\u4e2a\u4e8b\u52a1\u7684\u5199\u5165\u64cd\u4f5c\uff0c\u4e0d\u4ec5\u80fd\u4fdd\u8bc1\u4e0d\u4e22\u5931\u6570\u636e\uff0c\u800c\u4e14\u80fd\u591f\u5feb\u901f\u54cd\u5e94\u3002<\/p>

\u4e00\u6b21\u5199\u5165\u64cd\u4f5c\u662f\u4e00\u6b21\u4e8b\u52a1\uff0cinnodb\u9996\u5148\u628a\u4e8b\u52a1\u6570\u636e\u5199\u5165\u5230Buffer Pool\u548c\u4e8b\u52a1\u65e5\u5fd7\u4e2d\uff0c\u4e5f\u5c31\u662f\u5728\u5927\u8111\u4e2d\u8bb0\u5fc6\u4e0b\u6765\uff0c\u5e76\u5199\u4e0b\u8349\u7a3f\u3002\u7136\u540e\u5c31\u53ef\u4ee5\u63d0\u4ea4\u4e8b\u52a1\uff0c\u54cd\u5e94\u5ba2\u6237\u7aef\u4e86\u3002\u4e4b\u540einnodb\u5728\u201c\u6709\u65f6\u95f4\u7684\u65f6\u5019\u201d\uff0c\u5f02\u6b65\u5730\u628a\u8fd9\u6b21\u5199\u5165\u7684\u6570\u636e\u4eceBuffer Pool\uff0c\u6216\u8005\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u6b63\u5f0f\u5730\u5199\u5165\u5230Datafile\u4e2d\uff0c\u5f62\u6210\u201c\u6b63\u7a3f\u201d\u3002<\/p>

\u5176\u4e2d\uff0cinnodb\u4e3a\u4e86\u4fdd\u8bc1\u4e8b\u52a1\u65e5\u5fd7\u8fd9\u4e2a\u201c\u8349\u7a3f\u201d\u4e00\u5b9a\u80fd\u65e0\u635f\u5730\u8fd8\u539f\u6210\u6b63\u7a3f\uff0c\u8fd8\u4e0d\u80fd\u5360\u7528\u592a\u591a\u7a7a\u95f4\uff0c\u4e8b\u52a1\u65e5\u5fd7\u9700\u8981\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>

\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u4e00\u5b9a\u4fdd\u5b58\u4e86\u8981\u5199\u5165\u7684\u6240\u6709\u6570\u636e\u5185\u5bb9<\/p>

\u4e8b\u52a1\u65e5\u5fd7\u53ea\u4f1a\u628a\u65b0\u4e8b\u52a1\u8ffd\u52a0\u5728\u65e5\u5fd7\u6700\u540e\uff0c\u800c\u4e0d\u4f1a\u53bb\u4fee\u6539\u4e4b\u524d\u7684\u5185\u5bb9<\/p>

\u4e00\u65e6\u4e8b\u52a1\u6570\u636e\u88ab\u5199\u5230datafile\uff0c\u4e8b\u52a1\u65e5\u5fd7\u4e2d\u7684\u201c\u8349\u7a3f\u201d\u5c31\u53ef\u4ee5\u5220\u9664\u4e86<\/p>

\u901a\u8fc7\u4e0a\u97623\u4e2a\u7279\u70b9\u6211\u4eec\u53ef\u4ee5\u770b\u51fa\uff0c\u5728\u5f62\u6210\u201c\u6b63\u7a3f\u201d\u4e4b\u524d\uff0c\u201c\u8349\u7a3f\u201d\u662f\u4e0d\u4f1a\u88ab\u5220\u9664\u7684\uff1b\u540c\u65f6\uff0c\u201c\u8349\u7a3f\u201d\u7684\u7a7a\u95f4\u662f\u53ef\u4ee5\u88ab\u5faa\u73af\u5229\u7528\u7684\uff1b\u6700\u540e\uff0c\u53ea\u8981\u201c\u8349\u7a3f\u201d\u5728\uff0c\u6211\u4eec\u4e00\u5b9a\u80fd\u5199\u51fa\u201c\u6b63\u7a3f\u201d\u3002<\/p>

\u8fd9\u91cc\u8fd8\u9700\u8981\u8bf4\u660e\u7684\uff0c\u662fRecovery\u6d41\u7a0b\u3002\u4e5f\u5c31\u662f\u5982\u679c\u5728\u5f62\u6210\u201c\u6b63\u7a3f\u201d\u524d\uff0c\u6570\u636e\u5e93Crash\u4e86\uff0c\u6211\u4eec\u9700\u8981\u91cd\u542f\u6574\u4e2a\u8fdb\u7a0b\uff0c\u670d\u52a1\u5668\uff0c\u751a\u81f3\u53ea\u80fd\u628a\u6570\u636e\u590d\u5236\u5230\u53e6\u5916\u4e00\u53f0\u670d\u52a1\u5668\u6765\u8fdb\u884c\u6062\u590d\u3002\u8fd9\u4e2a\u65f6\u5019\uff0c\u4e8b\u52a1\u65e5\u5fd7\u8fd9\u4e2a\u201c\u8349\u7a3f\u201d\u5c31\u53d1\u6325\u4e86\u5b83\u6700\u5927\u7684\u4f5c\u7528\u2014\u2014\u6570\u636e\u6062\u590d\u3002\u8fd9\u4e5f\u548c\u6211\u4eec\u5728\u5de5\u4f5c\u751f\u6d3b\u4e2d\u5e38\u51fa\u73b0\u7684\u95ee\u9898\u2014\u2014\u628a\u4e8b\u60c5\u5fd8\u4e86\u2014\u2014\u975e\u5e38\u7c7b\u4f3c\u3002<\/p>

Buffer Pool\u672c\u8d28\u5c31\u662f\u5b58\u50a8\u4e8e\u5185\u5b58\u4e2d\u7684\u4e00\u4e2a\u6570\u636e\u7ed3\u6784\uff0c\u5185\u5b58\u548c\u4eba\u7684\u5927\u8111\u4e00\u6837\uff0c\u662f\u201c\u5065\u5fd8\u201d\u7684\u3002\u6570\u636e\u5e93Crash\u65f6\uff0cBuffer Pool\u4e2d\u7684\u6570\u636e\u6781\u5927\u53ef\u80fd\u201c\u7070\u98de\u70df\u706d\u201d\u4e86\u3002\u56e0\u6b64\uff0c\u4e8b\u52a1\u65e5\u5fd7\u5c31\u5982\u6211\u4eec\u8d34\u5fc3\u7684\u201c\u8bb0\u4e8b\u672c\u201d\uff0c\u5b83\u628a\u6211\u4eec\u7684\u8bb0\u5fc6\uff0c\u4fdd\u5b58\u4e3a\u201c\u8349\u7a3f\u201d\uff0c\u5f53\u6211\u4eec\u5fd8\u4e86\u7684\u65f6\u5019\uff0c\u5c31\u53ef\u4ee5\u7ffb\u5f00\uff0c\u628a\u8bb0\u5fc6\u91cd\u65b0\u56de\u60f3\u8d77\u6765\u3002<\/p>

\"\"<\/p>

LSN\u548cCheckpoint<\/strong><\/p>

\u4e0a\u9762\u4ecb\u7ecd\u4e86\u4e00\u6b21\u5199\u5165\u4e8b\u52a1\u7684\u60c5\u51b5\uff0c\u800c\u6570\u636e\u5e93\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\uff0c\u4e8b\u52a1\u90fd\u662f\u8fde\u7eed\u4e0d\u65ad\uff0c\u6839\u636e\u4e0a\u9762\u6240\u8ff0innodb\u903b\u8f91\uff0c\u5199\u201c\u8349\u7a3f\u201d\u548c\u5199\u201c\u6b63\u7a3f\u201d\u901f\u5ea6\u548c\u8fdb\u5ea6\u7edd\u5927\u90e8\u5206\u60c5\u51b5\u4e0b\u662f\u4e0d\u4e00\u6837\u7684\u3002<\/p>

\u518d\u7ee7\u7eed\u4e0a\u9762\u201c\u5199\u4f5c\u6587\u7ae0\u201d\u4f8b\u5b50\uff0c\u5982\u679c\u6211\u4eec\u7684\u6587\u7ae0\u5f88\u957f\uff0c\u4e00\u5929\u5199\u4e0d\u5b8c\uff0c\u800c\u767d\u5929\u90fd\u6709\u5176\u4ed6\u5de5\u4f5c\uff0c\u6211\u4eec\u53ea\u80fd\u8bb0\u5f55\u8349\u7a3f\uff0c\u53ea\u6709\u665a\u4e0a\u56de\u53bb\u624d\u80fd\u7ee7\u7eed\u5199\u6b63\u7a3f\u3002\u90a3\u4e48\u6211\u4eec\u5c31\u9762\u4e34\u4e00\u4e2a\u95ee\u9898\uff1a\u6211\u4eec\u6628\u5929\u5199\u5230\u54ea\u4e86\u3002<\/p>

\u6700\u5e38\u89c1\u7684\u529e\u6cd5\u5c31\u662f\uff0c\u6bcf\u5929\u665a\u4e0a\u53bb\u5bf9\u7167\u4e00\u4e0b\u8349\u7a3f\u7684\u5185\u5bb9\u548c\u6b63\u7a3f\u7684\u5185\u5bb9\uff0c\u4ee5\u6b64\u6765\u5224\u65ad\u5199\u5230\u54ea\u4e86\uff0c\u4f46\u8fd9\u6bd4\u8f83\u82b1\u65f6\u95f4\uff0c\u56e0\u4e3a\u6b63\u7a3f\u4e2d\u53ef\u80fd\u5305\u542b\u4e86\u5f88\u591a\u534e\u4e3d\u7684\u8bed\u53e5\uff0c\u6211\u4eec\u9700\u8981\u601d\u8003\u4e00\u4e0b\u624d\u80fd\u5bf9\u6bd4\u4e0a\u5185\u5bb9\u3002<\/p>

\u53e6\u5916\u4e00\u4e2a\u66f4\u7b80\u5355\u7684\u529e\u6cd5\uff0c\u5c31\u662f\u6bcf\u5929\u665a\u4e0a\u5199\u5b8c\u6b63\u7a3f\u540e\uff0c\u6211\u4eec\u5728\u8349\u7a3f\u4e0a\u505a\u4e2a\u6807\u8bb0\uff0c\u6807\u8bb0\u4e0b\u6700\u540e\u4e00\u6761\u88ab\u5199\u4e3a\u6b63\u7a3f\u7684\u5185\u5bb9\uff0c\u8fd9\u6837\u7b2c\u4e8c\u5929\u665a\u4e0a\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u4ece\u8fd9\u4e2a\u6807\u8bb0\u7684\u540e\u9762\u4e00\u6761\u5f00\u59cb\uff0c\u7ee7\u7eed\u5199\u6211\u4eec\u7684\u6b63\u7a3f\uff0c\u800c\u4e0d\u9700\u8981\u53bb\u5bf9\u6bd4\u5185\u5bb9\u3002<\/p>

\u663e\u7136\u7b2c\u4e8c\u4e2a\u65b9\u6cd5\u6548\u7387\u66f4\u9ad8\uff0c\u800c\u4e14\u6ca1\u6709\u4ec0\u4e48\u989d\u5916\u7684\u98ce\u9669\u3002\u56e0\u6b64innodb\u5c31\u4f7f\u7528\u4e86\u8fd9\u4e2a\u529e\u6cd5\u3002LSN\u662f\u8349\u7a3f\u4e0a\u6bcf\u4e00\u6761\u8bb0\u5f55\u7684\u7f16\u53f7\uff0c\u6211\u4eec\u6bcf\u5929\u665a\u4e0a\u6807\u8bb0\u4e0b\u6700\u540e\u4e00\u6761\u5199\u5230\u6b63\u7a3f\u7684\u8bb0\u5f55\u7f16\u53f7\uff0c\u8fd9\u4e2a\u6807\u8bb0\u7684\u7f16\u53f7\uff0c\u5c31\u662fCheckpoint\u3002Innodb\u6839\u636e\u8fd9\u4e2acheckpoint\uff0c\u5c31\u53ef\u4ee5\u5f88\u5feb\u77e5\u9053\u4e0a\u6b21\u56de\u653e\u5230\u54ea\u91cc\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u628a\u8fd9\u4e2a\u7f16\u53f7\u4e4b\u524d\u7684\u8349\u7a3f\uff0c\u5168\u90e8\u5220\u6389\u4e86\u3002<\/p>","orderid":"0","title":"\u6df1\u5165\u7406\u89e3MySQL\u6570\u636e\u5e93InnoDB\u5b58\u50a8\u5f15\u64ce","smalltitle":"","mid":"0","fname":"\u6570\u636e\u5e93\u7f16\u7a0b","special_id":"0","bak_id":"0","info":"0","hits":"72","pages":"1","comments":"0","posttime":"2019-07-13 14:10:07","list":"1562998207","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"\u6df1\u5165<\/A> \u7406\u89e3<\/A> MySQL<\/A> \u6570\u636e\u5e93<\/A> InnoDB<\/A> \u5b58\u50a8<\/A> \u5f15\u64ce<\/A>","jumpurl":"","iframeurl":"","style":"","template":"a:3:{s:4:\"head\";s:0:\"\";s:4:\"foot\";s:0:\"\";s:8:\"bencandy\";s:0:\"\";}","target":"0","ip":"47.106.78.186","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"\u6df1\u5165\u7406\u89e3MySQL\u6570\u636e\u5e93InnoDB\u5b58\u50a8\u5f15\u64ce","lastview":"1712971777","digg_num":"0","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}