{"id":4732,"date":"2020-02-06T11:06:54","date_gmt":"2020-02-06T03:06:54","guid":{"rendered":"https:\/\/www.xttblog.com\/?p=4732"},"modified":"2020-02-06T11:10:05","modified_gmt":"2020-02-06T03:10:05","slug":"redis-%e6%8c%81%e4%b9%85%e5%8c%96%e4%b9%8brdb%e5%92%8caof","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=4732","title":{"rendered":"Redis \u6301\u4e45\u5316\u4e4bRDB\u548cAOF"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Redis \u6709\u4e24\u79cd\u6301\u4e45\u5316\u65b9\u6848\uff0cRDB \uff08Redis DataBase\uff09\u548c AOF \uff08Append Only File\uff09\u3002\u5982\u679c\u4f60\u60f3\u5feb\u901f\u4e86\u89e3\u548c\u4f7f\u7528RDB\u548cAOF\uff0c\u53ef\u4ee5\u76f4\u63a5\u8df3\u5230\u6587\u7ae0\u5e95\u90e8\u770b\u603b\u7ed3\u3002\u672c\u7ae0\u8282\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\uff0c\u89e6\u53d1\u5feb\u7167\u7684\u65b9\u5f0f\uff0c\u6062\u590d\u6570\u636e\u7684\u64cd\u4f5c\uff0c\u547d\u4ee4\u64cd\u4f5c\u6f14\u793a\uff0c\u4f18\u7f3a\u70b9\u6765\u5b66\u4e60 Redis \u7684\u91cd\u70b9\u77e5\u8bc6\u6301\u4e45\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>RDB \u8be6\u89e3<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RDB \u662f Redis \u9ed8\u8ba4\u7684\u6301\u4e45\u5316\u65b9\u6848\u3002\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u95f4\u9694\u5185\uff0c\u6267\u884c\u6307\u5b9a\u6b21\u6570\u7684\u5199\u64cd\u4f5c\uff0c\u5219\u4f1a\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5199\u5165\u5230\u78c1\u76d8\u4e2d\u3002\u5373\u5728\u6307\u5b9a\u76ee\u5f55\u4e0b\u751f\u6210\u4e00\u4e2adump.rdb\u6587\u4ef6\u3002Redis \u91cd\u542f\u4f1a\u901a\u8fc7\u52a0\u8f7ddump.rdb\u6587\u4ef6\u6062\u590d\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>\u4ece\u914d\u7f6e\u6587\u4ef6\u4e86\u89e3RDB<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5f00 redis.conf \u6587\u4ef6\uff0c\u627e\u5230 SNAPSHOTTING \u5bf9\u5e94\u5185\u5bb9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001RDB\u6838\u5fc3\u89c4\u5219\u914d\u7f6e\uff08\u91cd\u70b9\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>save &lt;seconds&gt; &lt;changes&gt;\n# save \"\"\nsave 900 1\nsave 300 10\nsave 60 10000<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u8bf4\uff1asave &lt;\u6307\u5b9a\u65f6\u95f4\u95f4\u9694&gt; &lt;\u6267\u884c\u6307\u5b9a\u6b21\u6570\u66f4\u65b0\u64cd\u4f5c&gt;\uff0c\u6ee1\u8db3\u6761\u4ef6\u5c31\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u540c\u6b65\u5230\u786c\u76d8\u4e2d\u3002\u5b98\u65b9\u51fa\u5382\u914d\u7f6e\u9ed8\u8ba4\u662f 900\u79d2\u5185\u67091\u4e2a\u66f4\u6539\uff0c300\u79d2\u5185\u670910\u4e2a\u66f4\u6539\u4ee5\u53ca60\u79d2\u5185\u670910000\u4e2a\u66f4\u6539\uff0c\u5219\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5feb\u7167\u5199\u5165\u78c1\u76d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u4e0d\u60f3\u7528RDB\u65b9\u6848\uff0c\u53ef\u4ee5\u628a save &#8220;&#8221; \u7684\u6ce8\u91ca\u6253\u5f00\uff0c\u4e0b\u9762\u4e09\u4e2a\u6ce8\u91ca\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u6307\u5b9a\u672c\u5730\u6570\u636e\u5e93\u6587\u4ef6\u540d\uff0c\u4e00\u822c\u91c7\u7528\u9ed8\u8ba4\u7684 dump.rdb<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dbfilename dump.rdb<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u6307\u5b9a\u672c\u5730\u6570\u636e\u5e93\u5b58\u653e\u76ee\u5f55\uff0c\u4e00\u822c\u4e5f\u7528\u9ed8\u8ba4\u914d\u7f6e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dir .\/<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u9ed8\u8ba4\u5f00\u542f\u6570\u636e\u538b\u7f29<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>rdbcompression yes<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u8bf4\uff1a\u914d\u7f6e\u5b58\u50a8\u81f3\u672c\u5730\u6570\u636e\u5e93\u65f6\u662f\u5426\u538b\u7f29\u6570\u636e\uff0c\u9ed8\u8ba4\u4e3ayes\u3002Redis\u91c7\u7528LZF\u538b\u7f29\u65b9\u5f0f\uff0c\u4f46\u5360\u7528\u4e86\u4e00\u70b9CPU\u7684\u65f6\u95f4\u3002\u82e5\u5173\u95ed\u8be5\u9009\u9879\uff0c\u4f46\u4f1a\u5bfc\u81f4\u6570\u636e\u5e93\u6587\u4ef6\u53d8\u7684\u5de8\u5927\u3002\u5efa\u8bae\u5f00\u542f\u3002<\/p>\n\n\n\n<h2>\u89e6\u53d1RDB\u5feb\u7167<\/h2>\n\n\n\n<ol class=\"wp-block-list\"><li>\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u95f4\u9694\u5185\uff0c\u6267\u884c\u6307\u5b9a\u6b21\u6570\u7684\u5199\u64cd\u4f5c<\/li><li>\u6267\u884csave\uff08\u963b\u585e\uff0c \u53ea\u7ba1\u4fdd\u5b58\u5feb\u7167\uff0c\u5176\u4ed6\u7684\u7b49\u5f85\uff09 \u6216\u8005\u662fbgsave \uff08\u5f02\u6b65\uff09\u547d\u4ee4<\/li><li>\u6267\u884cflushall \u547d\u4ee4\uff0c\u6e05\u7a7a\u6570\u636e\u5e93\u6240\u6709\u6570\u636e\uff0c\u610f\u4e49\u4e0d\u5927\u3002<\/li><li>\u6267\u884cshutdown \u547d\u4ee4\uff0c\u4fdd\u8bc1\u670d\u52a1\u5668\u6b63\u5e38\u5173\u95ed\u4e14\u4e0d\u4e22\u5931\u4efb\u4f55\u6570\u636e\uff0c\u610f\u4e49\u2026\u4e5f\u4e0d\u5927\u3002<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>\u901a\u8fc7RDB\u6587\u4ef6\u6062\u590d\u6570\u636e<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06dump.rdb \u6587\u4ef6\u62f7\u8d1d\u5230redis\u7684\u5b89\u88c5\u76ee\u5f55\u7684bin\u76ee\u5f55\u4e0b\uff0c\u91cd\u542fredis\u670d\u52a1\u5373\u53ef\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u4e00\u822c\u4f1a\u8003\u8651\u5230\u7269\u7406\u673a\u786c\u76d8\u635f\u574f\u60c5\u51b5\uff0c\u9009\u62e9\u5907\u4efddump.rdb \u3002\u53ef\u4ee5\u4ece\u4e0b\u9762\u7684\u64cd\u4f5c\u6f14\u793a\u4e2d\u53ef\u4ee5\u4f53\u4f1a\u5230\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>RDB \u7684\u4f18\u7f3a\u70b9<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f18\u70b9\uff1a<br><\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u9002\u5408\u5927\u89c4\u6a21\u7684\u6570\u636e\u6062\u590d\u3002<\/li><li>\u5982\u679c\u4e1a\u52a1\u5bf9\u6570\u636e\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u8981\u6c42\u4e0d\u9ad8\uff0cRDB\u662f\u5f88\u597d\u7684\u9009\u62e9\u3002<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u4e0d\u9ad8\uff0c\u56e0\u4e3aRDB\u53ef\u80fd\u5728\u6700\u540e\u4e00\u6b21\u5907\u4efd\u65f6\u5b95\u673a\u4e86\u3002<\/li><li>\u5907\u4efd\u65f6\u5360\u7528\u5185\u5b58\uff0c\u56e0\u4e3aRedis \u5728\u5907\u4efd\u65f6\u4f1a\u72ec\u7acb\u521b\u5efa\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u5c06\u6570\u636e\u5199\u5165\u5230\u4e00\u4e2a\u4e34\u65f6\u6587\u4ef6\uff08\u6b64\u65f6\u5185\u5b58\u4e2d\u7684\u6570\u636e\u662f\u539f\u6765\u7684\u4e24\u500d\u54e6\uff09\uff0c\u6700\u540e\u518d\u5c06\u4e34\u65f6\u6587\u4ef6\u66ff\u6362\u4e4b\u524d\u7684\u5907\u4efd\u6587\u4ef6\u3002<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5Redis \u7684\u6301\u4e45\u5316\u548c\u6570\u636e\u7684\u6062\u590d\u8981\u9009\u62e9\u5728\u591c\u6df1\u4eba\u9759\u7684\u65f6\u5019\u6267\u884c\u662f\u6bd4\u8f83\u5408\u7406\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9e\u6218\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>[root@itdragon bin]# vim redis.conf\nsave 900 1\nsave 120 5\nsave 60 10000\n[root@itdragon bin]# .\/redis-server redis.conf\n[root@itdragon bin]# .\/redis-cli -h 127.0.0.1 -p 6379\n127.0.0.1:6379&gt; keys *\n(empty list or set)\n127.0.0.1:6379&gt; set key1 value1\nOK\n127.0.0.1:6379&gt; set key2 value2\nOK\n127.0.0.1:6379&gt; set key3 value3\nOK\n127.0.0.1:6379&gt; set key4 value4\nOK\n127.0.0.1:6379&gt; set key5 value5\nOK\n127.0.0.1:6379&gt; set key6 value6\nOK\n127.0.0.1:6379&gt; SHUTDOWN\nnot connected&gt; QUIT\n[root@itdragon bin]# cp dump.rdb dump_bk.rdb\n[root@itdragon bin]# .\/redis-server redis.conf\n[root@itdragon bin]# .\/redis-cli -h 127.0.0.1 -p 6379\n127.0.0.1:6379&gt; FLUSHALL \nOK\n127.0.0.1:6379&gt; keys *\n(empty list or set)\n127.0.0.1:6379&gt; SHUTDOWN\nnot connected&gt; QUIT\n[root@itdragon bin]# cp dump_bk.rdb  dump.rdb\ncp: overwrite `dump.rdb'? y\n[root@itdragon bin]# .\/redis-server redis.conf\n[root@itdragon bin]# .\/redis-cli -h 127.0.0.1 -p 6379\n127.0.0.1:6379&gt; keys *\n1) \"key5\"\n2) \"key1\"\n3) \"key3\"\n4) \"key4\"\n5) \"key6\"\n6) \"key2\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u6b65\uff1avim \u4fee\u6539\u6301\u4e45\u5316\u914d\u7f6e\u65f6\u95f4\uff0c120\u79d2\u5185\u4fee\u65395\u6b21\u5219\u6301\u4e45\u5316\u4e00\u6b21\u3002<br>\u7b2c\u4e8c\u6b65\uff1a\u91cd\u542f\u670d\u52a1\u4f7f\u914d\u7f6e\u751f\u6548\u3002<br>\u7b2c\u4e09\u6b65\uff1a\u5206\u522bset 5\u4e2akey\uff0c\u8fc7\u4e24\u5206\u949f\u540e\uff0c\u5728bin\u7684\u5f53\u524d\u76ee\u5f55\u4e0b\u4f1a\u81ea\u52a8\u751f\u4ea7\u4e00\u4e2adump.rdb\u6587\u4ef6\u3002\uff08set key6 \u662f\u4e3a\u4e86\u9a8c\u8bc1shutdown\u6709\u89e6\u53d1RDB\u5feb\u7167\u7684\u4f5c\u7528\uff09<br>\u7b2c\u56db\u6b65\uff1a\u5c06\u5f53\u524d\u7684dump.rdb \u5907\u4efd\u4e00\u4efd\uff08\u6a21\u62df\u7ebf\u4e0a\u5de5\u4f5c\uff09\u3002<br>\u7b2c\u4e94\u6b65\uff1a\u6267\u884cFLUSHALL\u547d\u4ee4\u6e05\u7a7a\u6570\u636e\u5e93\u6570\u636e\uff08\u6a21\u62df\u6570\u636e\u4e22\u5931\uff09\u3002<br>\u7b2c\u516d\u6b65\uff1a\u91cd\u542fRedis\u670d\u52a1\uff0c\u6062\u590d\u6570\u636e\u2026..\u54a6\uff1f\uff1f\uff1f\uff1f( \u2032\u25d4 \u2038\u25d4`)\u3002\u6570\u636e\u662f\u7a7a\u7684\uff1f\uff1f\uff1f\uff1f\u8fd9\u662f\u56e0\u4e3aFLUSHALL\u4e5f\u6709\u89e6\u53d1RDB\u5feb\u7167\u7684\u529f\u80fd\u3002<br>\u7b2c\u4e03\u6b65\uff1a\u5c06\u5907\u4efd\u7684 dump_bk.rdb \u66ff\u6362 dump.rdb \u7136\u540e\u91cd\u65b0Redis\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\u70b9\uff1aSHUTDOWN \u548c FLUSHALL \u547d\u4ee4\u90fd\u4f1a\u89e6\u53d1RDB\u5feb\u7167\uff0c\u8fd9\u662f\u4e00\u4e2a\u5751\uff0c\u8bf7\u5927\u5bb6\u6ce8\u610f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4ed6\u547d\u4ee4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>keys * \u5339\u914d\u6570\u636e\u5e93\u4e2d\u6240\u6709 key<\/li><li>save \u963b\u585e\u89e6\u53d1RDB\u5feb\u7167\uff0c\u4f7f\u5176\u5907\u4efd\u6570\u636e<\/li><li>FLUSHALL \u6e05\u7a7a\u6574\u4e2a Redis \u670d\u52a1\u5668\u7684\u6570\u636e(\u51e0\u4e4e\u4e0d\u7528)<\/li><li>SHUTDOWN \u5173\u673a\u8d70\u4eba\uff08\u5f88\u5c11\u7528\uff09<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>AOF \u8be6\u89e3<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AOF \uff1aRedis \u9ed8\u8ba4\u4e0d\u5f00\u542f\u3002\u5b83\u7684\u51fa\u73b0\u662f\u4e3a\u4e86\u5f25\u8865RDB\u7684\u4e0d\u8db3\uff08\u6570\u636e\u7684\u4e0d\u4e00\u81f4\u6027\uff09\uff0c\u6240\u4ee5\u5b83\u91c7\u7528\u65e5\u5fd7\u7684\u5f62\u5f0f\u6765\u8bb0\u5f55\u6bcf\u4e2a\u5199\u64cd\u4f5c\uff0c\u5e76\u8ffd\u52a0\u5230\u6587\u4ef6\u4e2d\u3002Redis \u91cd\u542f\u7684\u4f1a\u6839\u636e\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u5c06\u5199\u6307\u4ee4\u4ece\u524d\u5230\u540e\u6267\u884c\u4e00\u6b21\u4ee5\u5b8c\u6210\u6570\u636e\u7684\u6062\u590d\u5de5\u4f5c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>\u4ece\u914d\u7f6e\u6587\u4ef6\u4e86\u89e3AOF<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5f00 redis.conf \u6587\u4ef6\uff0c\u627e\u5230 APPEND ONLY MODE \u5bf9\u5e94\u5185\u5bb9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001redis \u9ed8\u8ba4\u5173\u95ed\uff0c\u5f00\u542f\u9700\u8981\u624b\u52a8\u628ano\u6539\u4e3ayes<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>appendonly yes<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u6307\u5b9a\u672c\u5730\u6570\u636e\u5e93\u6587\u4ef6\u540d\uff0c\u9ed8\u8ba4\u503c\u4e3a appendonly.aof<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>appendfilename \"appendonly.aof\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u6307\u5b9a\u66f4\u65b0\u65e5\u5fd7\u6761\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># appendfsync always\nappendfsync everysec\n# appendfsync no<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u91ca\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>always\uff1a\u540c\u6b65\u6301\u4e45\u5316\uff0c\u6bcf\u6b21\u53d1\u751f\u6570\u636e\u53d8\u5316\u4f1a\u7acb\u523b\u5199\u5165\u5230\u78c1\u76d8\u4e2d\u3002\u6027\u80fd\u8f83\u5dee\u5f53\u6570\u636e\u5b8c\u6574\u6027\u6bd4\u8f83\u597d\uff08\u6162\uff0c\u5b89\u5168\uff09<\/li><li>everysec\uff1a\u51fa\u5382\u9ed8\u8ba4\u63a8\u8350\uff0c\u6bcf\u79d2\u5f02\u6b65\u8bb0\u5f55\u4e00\u6b21\uff08\u9ed8\u8ba4\u503c\uff09<\/li><li>no\uff1a\u4e0d\u540c\u6b65<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u914d\u7f6e\u91cd\u5199\u89e6\u53d1\u673a\u5236<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>auto-aof-rewrite-percentage 100\nauto-aof-rewrite-min-size 64mb<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u8bf4\uff1a\u5f53AOF\u6587\u4ef6\u5927\u5c0f\u662f\u4e0a\u6b21rewrite\u540e\u5927\u5c0f\u7684\u4e00\u500d\u4e14\u6587\u4ef6\u5927\u4e8e64M\u65f6\u89e6\u53d1\u3002\u4e00\u822c\u90fd\u8bbe\u7f6e\u4e3a3G\uff0c64M\u592a\u5c0f\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>\u89e6\u53d1AOF\u5feb\u7167<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u636e\u914d\u7f6e\u6587\u4ef6\u89e6\u53d1\uff0c\u53ef\u4ee5\u662f\u6bcf\u6b21\u6267\u884c\u89e6\u53d1\uff0c\u53ef\u4ee5\u662f\u6bcf\u79d2\u89e6\u53d1\uff0c\u53ef\u4ee5\u4e0d\u540c\u6b65\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>\u6839\u636eAOF\u6587\u4ef6\u6062\u590d\u6570\u636e<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u5c06appendonly.aof \u6587\u4ef6\u62f7\u8d1d\u5230redis\u7684\u5b89\u88c5\u76ee\u5f55\u7684bin\u76ee\u5f55\u4e0b\uff0c\u91cd\u542fredis\u670d\u52a1\u5373\u53ef\u3002\u4f46\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u53ef\u80fd\u56e0\u4e3a\u67d0\u4e9b\u539f\u56e0\u5bfc\u81f4appendonly.aof \u6587\u4ef6\u683c\u5f0f\u5f02\u5e38\uff0c\u4ece\u800c\u5bfc\u81f4\u6570\u636e\u8fd8\u539f\u5931\u8d25\uff0c\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4redis-check-aof &#8211;fix appendonly.aof \u8fdb\u884c\u4fee\u590d \u3002\u4ece\u4e0b\u9762\u7684\u64cd\u4f5c\u6f14\u793a\u4e2d\u4f53\u4f1a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><h2>AOF\u7684\u91cd\u5199\u673a\u5236<\/h2><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u524d\u9762\u4e5f\u8bf4\u5230\u4e86\uff0cAOF\u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c06\u5199\u64cd\u4f5c\u8ffd\u52a0\u5230\u6587\u4ef6\u4e2d\uff0c\u6587\u4ef6\u7684\u5197\u4f59\u5185\u5bb9\u4f1a\u8d8a\u6765\u8d8a\u591a\u3002\u6240\u4ee5\u806a\u660e\u7684 Redis \u65b0\u589e\u4e86\u91cd\u5199\u673a\u5236\u3002\u5f53AOF\u6587\u4ef6\u7684\u5927\u5c0f\u8d85\u8fc7\u6240\u8bbe\u5b9a\u7684\u9608\u503c\u65f6\uff0cRedis\u5c31\u4f1a\u5bf9AOF\u6587\u4ef6\u7684\u5185\u5bb9\u538b\u7f29\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u5199\u7684\u539f\u7406\uff1aRedis \u4f1afork\u51fa\u4e00\u6761\u65b0\u8fdb\u7a0b\uff0c\u8bfb\u53d6\u5185\u5b58\u4e2d\u7684\u6570\u636e\uff0c\u5e76\u91cd\u65b0\u5199\u5230\u4e00\u4e2a\u4e34\u65f6\u6587\u4ef6\u4e2d\u3002\u5e76\u6ca1\u6709\u8bfb\u53d6\u65e7\u6587\u4ef6\uff08\u4f60\u90fd\u90a3\u4e48\u5927\u4e86\uff0c\u6211\u8fd8\u53bb\u8bfb\u4f60\uff1f\uff1f\uff1f o(\uff9f\u0414\uff9f)\u3063\u50bb\u554a\uff01\uff09\u3002\u6700\u540e\u66ff\u6362\u65e7\u7684aof\u6587\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e6\u53d1\u673a\u5236\uff1a\u5f53AOF\u6587\u4ef6\u5927\u5c0f\u662f\u4e0a\u6b21rewrite\u540e\u5927\u5c0f\u7684\u4e00\u500d\u4e14\u6587\u4ef6\u5927\u4e8e64M\u65f6\u89e6\u53d1\u3002\u8fd9\u91cc\u7684\u201c\u4e00\u500d\u201d\u548c\u201c64M\u201d \u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u4fee\u6539\u3002<\/p>\n\n\n\n<h2>AOF \u7684\u4f18\u7f3a\u70b9<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4f18\u70b9\uff1a\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u66f4\u9ad8<\/li><li>\u7f3a\u70b9\uff1a\u56e0\u4e3aAOF\u8bb0\u5f55\u7684\u5185\u5bb9\u591a\uff0c\u6587\u4ef6\u4f1a\u8d8a\u6765\u8d8a\u5927\uff0c\u6570\u636e\u6062\u590d\u4e5f\u4f1a\u8d8a\u6765\u8d8a\u6162\u3002<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u64cd\u4f5c\u6f14\u793a\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>[root@itdragon bin]# vim appendonly.aof\nappendonly yes\n[root@itdragon bin]# .\/redis-server redis.conf\n[root@itdragon bin]# .\/redis-cli -h 127.0.0.1 -p 6379\n127.0.0.1:6379&gt; keys *\n(empty list or set)\n127.0.0.1:6379&gt; set keyAOf valueAof\nOK\n127.0.0.1:6379&gt; FLUSHALL \nOK\n127.0.0.1:6379&gt; SHUTDOWN\nnot connected&gt; QUIT\n[root@itdragon bin]# .\/redis-server redis.conf\n[root@itdragon bin]# .\/redis-cli -h 127.0.0.1 -p 6379\n127.0.0.1:6379&gt; keys *\n1) \"keyAOf\"\n127.0.0.1:6379&gt; SHUTDOWN\nnot connected&gt; QUIT\n[root@itdragon bin]# vim appendonly.aof\nfjewofjwojfoewifjowejfwf\n[root@itdragon bin]# .\/redis-server redis.conf\n[root@itdragon bin]# .\/redis-cli -h 127.0.0.1 -p 6379\nCould not connect to Redis at 127.0.0.1:6379: Connection refused\nnot connected&gt; QUIT\n[root@itdragon bin]# redis-check-aof --fix appendonly.aof \n'x              3e: Expected prefix '*', got: '\nAOF analyzed: size=92, ok_up_to=62, diff=30\nThis will shrink the AOF from 92 bytes, with 30 bytes, to 62 bytes\nContinue? [y\/N]: y\nSuccessfully truncated AOF\n[root@itdragon bin]# .\/redis-server redis.conf\n[root@itdragon bin]# .\/redis-cli -h 127.0.0.1 -p 6379\n127.0.0.1:6379&gt; keys *\n1) \"keyAOf\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u6b65\uff1a\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\uff0c\u5f00\u542fAOF\u6301\u4e45\u5316\u914d\u7f6e\u3002<br>\u7b2c\u4e8c\u6b65\uff1a\u91cd\u542fRedis\u670d\u52a1\uff0c\u5e76\u8fdb\u5165Redis \u81ea\u5e26\u7684\u5ba2\u6237\u7aef\u4e2d\u3002<br>\u7b2c\u4e09\u6b65\uff1a\u4fdd\u5b58\u503c\uff0c\u7136\u540e\u6a21\u62df\u6570\u636e\u4e22\u5931\uff0c\u5173\u95edRedis\u670d\u52a1\u3002<br>\u7b2c\u56db\u6b65\uff1a\u91cd\u542f\u670d\u52a1\uff0c\u53d1\u73b0\u6570\u636e\u6062\u590d\u4e86\u3002\uff08\u989d\u5916\u63d0\u4e00\u70b9\uff1a\u6709\u6559\u7a0b\u663e\u793aFLUSHALL \u547d\u4ee4\u4f1a\u88ab\u5199\u5165AOF\u6587\u4ef6\u4e2d\uff0c\u5bfc\u81f4\u6570\u636e\u6062\u590d\u5931\u8d25\u3002\u6211\u5b89\u88c5\u7684\u662fredis-4.0.2\u6ca1\u6709\u9047\u5230\u8fd9\u4e2a\u95ee\u9898\uff09\u3002<br>\u7b2c\u4e94\u6b65\uff1a\u4fee\u6539appendonly.aof\uff0c\u6a21\u62df\u6587\u4ef6\u5f02\u5e38\u60c5\u51b5\u3002<br>\u7b2c\u516d\u6b65\uff1a\u91cd\u542f Redis \u670d\u52a1\u5931\u8d25\u3002\u8fd9\u540c\u65f6\u4e5f\u8bf4\u660e\u4e86\uff0cRDB\u548cAOF\u53ef\u4ee5\u540c\u65f6\u5b58\u5728\uff0c\u4e14\u4f18\u5148\u52a0\u8f7dAOF\u6587\u4ef6\u3002<br>\u7b2c\u4e03\u6b65\uff1a\u6821\u9a8cappendonly.aof \u6587\u4ef6\u3002\u91cd\u542fRedis \u670d\u52a1\u540e\u6b63\u5e38\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8865\u5145\u70b9\uff1aaof \u7684\u6821\u9a8c\u662f\u901a\u8fc7 redis-check-aof \u6587\u4ef6\uff0c\u90a3\u4e48rdb \u7684\u6821\u9a8c\u662f\u4e0d\u662f\u53ef\u4ee5\u901a\u8fc7 redis-check-rdb \u6587\u4ef6\u5462\uff1f\uff1f\uff1f<\/p>\n\n\n\n<h2>\u603b\u7ed3<\/h2>\n\n\n\n<ol class=\"wp-block-list\"><li>Redis \u9ed8\u8ba4\u5f00\u542fRDB\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u95f4\u9694\u5185\uff0c\u6267\u884c\u6307\u5b9a\u6b21\u6570\u7684\u5199\u64cd\u4f5c\uff0c\u5219\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5199\u5165\u5230\u78c1\u76d8\u4e2d\u3002<\/li><li>RDB \u6301\u4e45\u5316\u9002\u5408\u5927\u89c4\u6a21\u7684\u6570\u636e\u6062\u590d\u4f46\u5b83\u7684\u6570\u636e\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u8f83\u5dee\u3002<\/li><li>Redis \u9700\u8981\u624b\u52a8\u5f00\u542fAOF\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u9ed8\u8ba4\u662f\u6bcf\u79d2\u5c06\u5199\u64cd\u4f5c\u65e5\u5fd7\u8ffd\u52a0\u5230AOF\u6587\u4ef6\u4e2d\u3002<\/li><li>AOF \u7684\u6570\u636e\u5b8c\u6574\u6027\u6bd4RDB\u9ad8\uff0c\u4f46\u8bb0\u5f55\u5185\u5bb9\u591a\u4e86\uff0c\u4f1a\u5f71\u54cd\u6570\u636e\u6062\u590d\u7684\u6548\u7387\u3002<\/li><li>Redis \u9488\u5bf9 AOF\u6587\u4ef6\u5927\u7684\u95ee\u9898\uff0c\u63d0\u4f9b\u91cd\u5199\u7684\u7626\u8eab\u673a\u5236\u3002<\/li><li>\u82e5\u53ea\u6253\u7b97\u7528Redis \u505a\u7f13\u5b58\uff0c\u53ef\u4ee5\u5173\u95ed\u6301\u4e45\u5316\u3002<\/li><li>\u82e5\u6253\u7b97\u4f7f\u7528Redis \u7684\u6301\u4e45\u5316\u3002\u5efa\u8baeRDB\u548cAOF\u90fd\u5f00\u542f\u3002\u5176\u5b9eRDB\u66f4\u9002\u5408\u505a\u6570\u636e\u7684\u5907\u4efd\uff0c\u7559\u4e00\u540e\u624b\u3002AOF\u51fa\u95ee\u9898\u4e86\uff0c\u8fd8\u6709RDB\u3002<\/li><\/ol>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=4732\">Redis \u6301\u4e45\u5316\u4e4bRDB\u548cAOF<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> -->","protected":false},"excerpt":{"rendered":"<p>Redis \u6709\u4e24\u79cd\u6301\u4e45\u5316\u65b9\u6848\uff0cRDB \uff08Redis DataBase\uff09\u548c AOF \uff08Append Only F [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[669,1876,1879,1877,2038],"class_list":["post-4732","post","type-post","status-publish","format-standard","hentry","category-java","tag-redis","tag-redis-hgetall-","tag-redis-hgetall","tag-redistemplate"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4732","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4732"}],"version-history":[{"count":2,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4732\/revisions"}],"predecessor-version":[{"id":4734,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/4732\/revisions\/4734"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4732"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}