{"id":201636,"date":"2025-05-10T08:12:41","date_gmt":"2025-05-10T00:12:41","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201636\/"},"modified":"2025-05-10T08:12:41","modified_gmt":"2025-05-10T00:12:41","slug":"redisrdb%e4%b8%8eaof%e6%8c%81%e4%b9%85%e5%8c%96%e6%96%b9%e5%bc%8f%e8%af%a6%e7%bb%86%e8%ae%b2%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201636\/","title":{"rendered":"RedisRDB\u4e0eAOF\u6301\u4e45\u5316\u65b9\u5f0f\u8be6\u7ec6\u8bb2\u89e3"},"content":{"rendered":"

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

RedisRDB\u4e0eAOF\u6301\u4e45\u5316\u65b9\u5f0f\u8be6\u7ec6\u8bb2\u89e3<\/h1>\n

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

\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u300aRedisRDB\u4e0eAOF\u6301\u4e45\u5316\u65b9\u5f0f\u8be6\u7ec6\u8bb2\u89e3\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\u6301\u4e45\u5316\u3001redisRDB\u3001AOF<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6570\u636e\u5e93<\/span>\uff0c\u6216\u8005\u662f\u5bf9\u6570\u636e\u5e93<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n

1.RDB\u6301\u4e45\u5316<\/h2>\n

\u2003\u9996\u5148\uff0cRDB\u6301\u4e45\u5316\u65b9\u5f0f\u4f1a\u4ea7\u751f\u4e00\u4e2a\u7ecf\u8fc7\u538b\u7f29\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0cRedis\u670d\u52a1\u5668\u5728\u542f\u52a8\u4e4b\u521d\uff0c\u901a\u8fc7\u8fd9\u4e2a\u6587\u4ef6\u53ef\u4ee5\u8fd8\u539f\u6570\u636e\u5e93\u7684\u72b6\u6001\u3002\u90a3\u4e48\u6211\u4eec\u63a5\u4e0b\u6765\u770b\u4e0bRDB\u6587\u4ef6\u662f\u5982\u4f55\u5b9e\u73b0\u4fdd\u5b58\u548c\u8f7d\u5165\u7684\u3002<\/p>\n

1.1 RDB\u6587\u4ef6\u7684\u4fdd\u5b58<\/h3>\n

\u2003RDB\u6587\u4ef6\u7684\u4fdd\u5b58\u6709\u4e24\u4e2a\u547d\u4ee4\u53ef\u4ee5\u5b9e\u73b0\uff0c\u5206\u522b\u662fsave<\/code>\u548cbgsave<\/code>,\u6267\u884c\u540e\u90fd\u4f1a\u751f\u6210\u65b0\u7684RDB\u6587\u4ef6\uff0c\u533a\u522b\u662fsave<\/code>\u4f1a\u963b\u585e\u670d\u52a1\u5668\u7684\u8fdb\u7a0b\uff0c\u76f4\u5230RDB\u6587\u4ef6\u521b\u5efa\u5b8c\u6210\u4e3a\u6b62\uff0c\u671f\u95f4\u670d\u52a1\u5668\u4e0d\u80fd\u5904\u7406\u4efb\u4f55\u5ba2\u6237\u7aef\u7684\u547d\u4ee4\u8bf7\u6c42\u3002\u800cbgsave<\/code>\u901a\u8fc7\u6d3e\u751f\u51fa\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u7531\u5b50\u8fdb\u7a0b\u6765\u5b8c\u6210RDB\u6587\u4ef6\u7684\u521b\u5efa\uff0c\u671f\u95f4\u670d\u52a1\u5668\u6b63\u5e38\u5904\u7406\u5ba2\u6237\u7aef\u7684\u547d\u4ee4\u8bf7\u6c42\u3002\u5176\u5b9e\u8fd9\u4e24\u4e2a\u547d\u4ee4\u7684\u5e95\u5c42\u5b9e\u73b0\u65b9\u5f0f\u90fd\u4e00\u6837\uff0c\u53ea\u4e0d\u8fc7\u4e00\u4e2a\u662f\u4e3b\u8fdb\u7a0b\u6765\u505a\uff0c\u53e6\u4e00\u4e2a\u662f\u901a\u8fc7\u5b50\u8fdb\u7a0b\u6765\u5b8c\u6210\u3002<\/p>\n

\u2003\u5728redis.conf\u6587\u4ef6\u4e2d\uff0c\u6709\u4e24\u4e2a\u53c2\u6570\u662f\u548crdb\u7684\u6587\u4ef6\u4fdd\u5b58\u76f8\u5173\uff1a<\/p>\n

\/\/ \u8fd9\u4e2a\u662frdb\u6587\u4ef6\u7684\u540d\u79f0\ndbfilename dump.rdb\n\/\/ \u8fd9\u4e2a\u662frdb\u6587\u4ef6\u7684\u4fdd\u5b58\u8def\u5f84\uff0c\u8fd9\u662f\u76f8\u5bf9\u8def\u5f84\uff0c\u76f8\u5bf9\u4e8eredis-server\u7684\u542f\u52a8\u8def\u5f84\ndir .\/<\/pre>\n
1.2 RDB\u6587\u4ef6\u7684\u8f7d\u5165<\/h3>\n
\u2003\u5728redis\u670d\u52a1\u5668\u542f\u52a8\u4e4b\u521d\uff0c\u4f1a\u53bb\u67e5\u627e\u6709\u6ca1\u6709rdb\u7684\u6301\u4e45\u5316\u6587\u4ef6\u5b58\u5728\uff0c\u5982\u679c\u6709\u5c31\u4f1a\u81ea\u52a8\u8f7d\u5165\uff0c\u5f53\u7136\u524d\u63d0\u662f\u6ca1\u6709\u5f00\u542faof\u6301\u4e45\u5316\u7684\u529f\u80fd\u3002\u5728rdb\u8f7d\u5165\u671f\u95f4\u4f1a\uff0c\u670d\u52a1\u5668\u5904\u4e8e\u963b\u585e\u88c5\u586b\uff0c\u76f4\u5230\u8f7d\u5165\u5de5\u4f5c\u5b8c\u5168\u7ed3\u675f\u3002<\/p>\n
1.3 RDB\u6301\u4e45\u5316\u65f6\u670d\u52a1\u5668\u7684\u72b6\u6001<\/h3>\n
save<\/code>\u547d\u4ee4\u6267\u884c\u671f\u95f4\uff0c\u6240\u6709\u5ba2\u6237\u7aef\u547d\u4ee4\u90fd\u4f1a\u88ab\u62d2\u7edd\u6267\u884c\u3002<\/p>\n
bgsave<\/code>\u547d\u4ee4\u6267\u884c\u671f\u95f4\uff0c\u5ba2\u6237\u7aef\u53d1\u9001\u7684save<\/code>\u548cbgsave<\/code>\u547d\u4ee4\u4f1a\u88ab\u62d2\u7edd\u6267\u884c\uff0c\u4f46\u662f\u5ba2\u6237\u7aef\u53d1\u9001\u7684bgrewriteaof<\/code>\u4e0d\u4f1a\u62d2\u7edd\u4f46\u4f1a\u88ab\u963b\u585e\uff0c\u76f4\u5230\u5f53\u524d\u7684bgsave<\/code>\u547d\u4ee4\u6267\u884c\u5b8c\u6bd5\u3002\u4f46\u662f\u503c\u5f97\u8bf4\u660e\u7684\u662f\uff0c\u5982\u679c\u670d\u52a1\u5668\u5728\u6267\u884cbgrewriteaof<\/code>\u547d\u4ee4\u671f\u95f4\uff0c\u5ba2\u6237\u7aef\u53d1\u9001\u7684bgsave<\/code>\u547d\u4ee4\u4f1a\u88ab\u670d\u52a1\u5668\u62d2\u7edd\u3002\u5f53\u7136\u8fd9\u662f\u7ad9\u5728\u6027\u80fd\u89d2\u5ea6\u8003\u8651\uff0c\u5426\u5219fock\u51fa\u4e24\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u5927\u91cf\u7684\u8fdb\u884c\u78c1\u76d8\u7684\u8bfb\u5199\uff0c\u4f1a\u5f71\u54cd\u6574\u4e2a\u670d\u52a1\u5668\u7684\u6027\u80fd\u3002<\/p>\n
1.4 RDB\u6301\u4e45\u5316\u7b56\u7565<\/h3>\n
\u2003\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u7ed9RDB\u7684\u6301\u4e45\u5316\u8bbe\u7f6e\u4fdd\u5b58\u7b56\u7565\uff0c\u770b\u4e00\u4e0bredis.conf\u6587\u4ef6\u4e2d\u7684\u914d\u7f6e\uff1a<\/p>\n
\n
save 900 1
save 300 10
save 60 10000<\/p>\n<\/blockquote>\n
\u2003\u4ee5\u4e0a\u7684\u9ed8\u8ba4\u914d\u7f6e\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a\u670d\u52a1\u5668\u5728900\u79d2\u4e4b\u5185\uff0c\u81f3\u5c11\u8fdb\u884c\u4e861\u6b21\u7684\u4fee\u6539\uff0c\u5728300\u79d2\u4e4b\u5185\u81f3\u5c11\u8fdb\u884c\u4e8610\u6b21\u4fee\u6539\uff0c\u572860\u79d2\u4e4b\u5185\u81f3\u5c11\u8fdb\u884c\u4e8610000\u6b21\u4fee\u6539\u3002\u8fd9\u4e09\u79cd\u7b56\u7565\u53ea\u8981\u6ee1\u8db3\u4e00\u4e2a\uff0c\u5373\u53ef\u89e6\u53d1RDB\u7684\u6301\u4e45\u5316\u3002<\/p>\n
\u2003\u8fd9\u91cc\u9700\u8981\u4e86\u89e3\u4e00\u4e0b\uff0cRedis\u662f\u600e\u4e48\u57fa\u4e8e\u8fd9\u4e9b\u914d\u7f6e\u7b56\u7565\u5b9e\u73b0\u81ea\u52a8\u5316\u95f4\u6b47\u6027\u4fdd\u5b58RDB\u6587\u4ef6\u7684\uff0c\u8fd8\u662f\u56de\u5230RedisServer\u8fd9\u4e2a\u8fd9\u4e2a\u7ed3\u6784\u4f53\u7684\u6e90\u7801\u4e2d\u770b\u4e00\u4e0b\uff1a<\/p>\n
struct redisServer {\n    \/\/ \u6570\u7ec4\uff0c\u7528\u4e8e\u4fdd\u5b58redis.conf\u914d\u7f6e\u7684\u6301\u4e45\u5316\u7b56\u7565\n    struct saveparam *saveparams;   \/* Save points array for RDB *\/\n    \/\/ \u4e0a\u9762\u8fd9\u4e2a\u6570\u7ec4\u7684\u957f\u5ea6\n    int saveparamslen;              \/* Number of saving points *\/\n    \/\/ \u8bb0\u5f55\u4e0a\u4e00\u6b21\u6301\u4e45\u5316\u5230\u73b0\u5728\u670d\u52a1\u5668\u4fee\u6539\u4e86\u591a\u5c11\u952e\u503c\u5bf9\n    long long dirty;                \/* Changes to DB from the last save *\/\n    \/\/ \u8bb0\u5f55\u4e0a\u4e00\u6b21RDB\u6301\u4e45\u5316\u7684UNIX\u65f6\u95f4\u6233\n    time_t lastsave;                \/* Unix time of last successful save *\/\n}\n<\/pre>\n
\u2003\u5728redisServer\u4e2d\uff0c\u6709saveparams\u6570\u7ec4\u4e13\u95e8\u4fdd\u5b58\u6211\u4eec\u914d\u7f6e\u7684\u6301\u4e45\u5316\u7b56\u7565\uff0c\u8fd9\u91cc\u4f7f\u7528\u5230\u4e86saveparam\u8fd9\u4e2a\u7ed3\u6784\u4f53\uff0c\u770b\u4e00\u4e0b\u6e90\u7801\uff1a<\/p>\n
struct saveparam {\n\t\/\/ \u8fd9\u91cc\u662f\u914d\u7f6e\u6587\u4ef6save\u7684\u7b2c1\u4e2a\u53c2\u6570\n    time_t seconds;\n    \/\/ \u8fd9\u91cc\u662f\u914d\u7f6e\u6587\u4ef6save\u7684\u7b2c2\u4e2a\u53c2\u6570\n    int changes;\n};\n<\/pre>\n
\u2003\u8fd9\u6837\uff0c\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u6301\u4e45\u5316\u7b56\u7565\u5c31\u8bb0\u5f55\u5230\u4e86redisServer.saveparam\u5c5e\u6027\u4e2d\uff0c\u8fd8\u662f\u4f1a\u57fa\u4e8eserverCron\u8fd9\u4e2a\u65f6\u95f4\u4e8b\u4ef6\u51fd\u6570\uff0c100ms\u6267\u884c\u4e00\u6b21\uff0c\u6bcf\u6b21\u4f1a\u68c0\u67e5 dirty \u548c lastsave \u8bb0\u5f55\u7684\u4fee\u6539\u952e\u503c\u5bf9\u6570\u91cf\u548c\u65f6\u95f4\u5dee\uff0c\u662f\u5426\u5339\u914d\u5230\u4e86saveparam\u4e2d\u914d\u7f6e\u7684\u6301\u4e45\u5316\u7b56\u7565\uff0c\u5982\u679c\u547d\u4e2d\u5c31\u8fdb\u884c\u65b0\u4e00\u8f6e\u7684RDB\u6301\u4e45\u5316\u3002<\/p>\n
2.AOF\u6301\u4e45\u5316<\/h2>\n
\u2003\u548cRDB\u4e0d\u540c\uff0cAOF\u662f\u901a\u8fc7\u8bb0\u5f55Redis\u670d\u52a1\u5668\u4e2d\u6267\u884c\u7684\u5199\u547d\u4ee4\u6765\u8bb0\u5f55\u6570\u636e\u5e93\u72b6\u6001\u7684\uff0c\u7c7b\u4f3c\u4e8emysql\u7684binlog\uff0c\u5f53\u7136\u4fdd\u5b58\u7684\u5185\u5bb9\u662f\u7ecf\u8fc7\u534f\u8bae\u8f6c\u6362\u7684\u547d\u4ee4\u3002\u5728\u670d\u52a1\u5668\u542f\u52a8\u4e4b\u521d\uff0c\u901a\u8fc7\u8f7d\u5165\u548c\u6267\u884cAOF\u6587\u4ef6\u4e2d\u7684\u547d\u4ee4\u6765\u8fd8\u539f\u6570\u636e\u5e93\u7684\u72b6\u6001\u3002<\/p>\n
2.1 \u6301\u4e45\u5316\u7684\u5b9e\u73b0<\/h3>\n
\u2003\u5728\u670d\u52a1\u5668\u6267\u884c\u547d\u4ee4\u4e4b\u540e\uff0c\u5e76\u4e0d\u662f\u7acb\u523b\u5199\u5165aof\u6587\u4ef6\u4e2d\uff0c\u800c\u662f\u5148\u5199\u5165 aof_buf\u7f13\u51b2\u533a\u91cc\u9762\uff0c\u8fd9\u4e5f\u662fredisServer\u7684\u4e00\u4e2a\u5c5e\u6027\u7ed3\u6784\uff1a<\/p>\n
struct redisServer {\n    \/\/ aop\u7f13\u51b2\u533a\uff0c\u8bb0\u5f55\u670d\u52a1\u5668\u5199\u5165\u7684\u547d\u4ee4\n    sds aof_buf;      \/* AOF buffer, written before entering the event loop *\/\n}\n<\/pre>\n
\u2003\u6211\u4eec\u518d\u770b\u4e00\u4e0bredis.conf\u5173\u4e8eaof\u6301\u4e45\u5316\u7684\u4e00\u4e2a\u914d\u7f6e\uff1a<\/p>\n
\/\/ \u8fd9\u4e2a\u8868\u793a\u6bcf\u6b21\u6267\u884c\u90fd\u4f1a\u5199\u5165\n# appendfsync always\n\/\/ \u8fd9\u4e2a\u8868\u793a\u6bcf\u79d2\u5199\u5165\u4e00\u6b21\nappendfsync everysec\n\/\/ \u8fd9\u4e2a\u7531\u64cd\u4f5c\u7cfb\u7edf\u51b3\u5b9a\uff0c\u65e0\u6cd5\u63a7\u5236\n# appendfsync no\n<\/pre>\n
\u2003AOF\u5b9e\u73b0\u6301\u4e45\u5316\u7684\u539f\u7406\u662f\u8fd9\u6837\u7684\uff0c\u5ba2\u6237\u7aef\u6267\u884c\u7684\u547d\u4ee4\u4f1a\u5148\u8bb0\u5f55\u5230 redisServer.aof_buf \u4e2d\uff0c\u7136\u540e\u57fa\u4e8e\u914d\u7f6e\u6587\u4ef6\u7684appendfsync\u7b56\u7565\u51b3\u5b9a\u4ec0\u4e48\u65f6\u5019\u540c\u6b65\u5230AOF\u6587\u4ef6\u4e2d\u3002\u8fd9\u91cc\u7684\u540c\u6b65\u4e5f\u4f1a\u7ecf\u8fc7\u4e24\u4e2a\u6b65\u9aa4\uff1a<\/p>\n
    \n
  • aof_buf \u5185\u5bb9\u5199\u5165\u5230\u64cd\u4f5c\u7cfb\u7edf\u6587\u4ef6\u7f13\u5b58 pagecache\uff1b<\/li>\n
  • pagecache \u843d\u76d8\u5199\u5165\u5230\u5c4b\u91cc\u78c1\u76d8\u8bbe\u5907\u4e2d\uff1b<\/li>\n<\/ul>\n
    \u2003\u6211\u4eec\u77e5\u9053Redis\u662f\u57fa\u4e8eReactor\u7f51\u7edc\u6a21\u578b\uff0c\u4e0d\u65ad\u8fdb\u884c\u4e8b\u4ef6\u5faa\u73af\uff0c\u6bcf\u8fdb\u884c\u4e00\u8f6e\u7684\u4e8b\u4ef6\u5faa\u73af\uff0c\u90fd\u4f1a\u6267\u884c\u6b65\u9aa41\uff0c\u6240\u4ee5\u4eceaof_buf \u5230 pagecache\u603b\u662f\u4f1a\u53d1\u751f\u3002\u4f46\u662f\u6b65\u9aa42\u5c31\u8ddfappendfsync\u6709\u5173\u7cfb\u4e86\uff1a<\/p>\n
      \n
    • always\u8868\u793a\u53ea\u8981\u6b65\u9aa41\u53d1\u751f\uff0c\u6b65\u9aa42\u4e5f\u4f1a\u53d1\u751f\uff0c\u6240\u4ee5\u662f\u6700\u5b89\u5168\uff0c\u4f46\u662f\u6548\u7387\u6700\u6162\u7684\u4e00\u4e2a\u3002<\/li>\n
    • everysec\u8868\u793a\u6b65\u9aa41\u53d1\u751f\u540e\uff0c\u6b65\u9aa42\u6bcf\u79d2\u6267\u884c\u4e00\u6b21\u843d\u76d8\uff0c\u662f\u6548\u7387\u548c\u6570\u636e\u5b89\u5168\u6298\u4e2d\u7684\u65b9\u6848\uff0c\u505c\u673a\u6545\u969c\u65f6\u6709\u4e22\u59311\u79d2\u949f\u6570\u636e\u7684\u98ce\u9669\u3002<\/li>\n
    • no\u8868\u793a\u6b65\u9aa41\u53d1\u751f\u540e\uff0c\u4f55\u65f6\u843d\u76d8\u7531\u64cd\u4f5c\u7cfb\u7edf\u51b3\u5b9a\uff0c\u6570\u636e\u4e22\u5931\u98ce\u9669\u5927\uff0c\u6548\u7387\u4e5f\u4e00\u822c\uff0c\u56e0\u4e3a\u6570\u636e\u91cf\u8fc7\u5927\uff0c\u5355\u6b21\u843d\u76d8\u7684\u65f6\u95f4\u4e5f\u6700\u957f\u3002<\/li>\n<\/ul>\n
      \u2003\u9ed8\u8ba4\u914d\u7f6e\u662feverysec\uff0c\u5373\u6bcf\u79d2\u6267\u884c\u4e00\u6b21\u6570\u636e\u843d\u76d8\u4fdd\u5b58\u3002<\/p>\n
      2.2 \u6587\u4ef6\u7684\u8f7d\u5165\u4e0e\u6570\u636e\u8fd8\u539f<\/h3>\n
      \u2003\u56e0\u4e3aAOF\u6587\u4ef6\u4e2d\u5305\u542b\u4e86\u91cd\u5efa\u6570\u636e\u5e93\u72b6\u6001\u7684\u6240\u6709\u5199\u547d\u4ee4\uff0c\u6240\u4ee5\u670d\u52a1\u5668\u53ea\u8981\u8bfb\u5165\u5e76\u5168\u90e8\u6267\u884c\u4e00\u904d\u5c31\u53ef\u4ee5\u5b8c\u6210\u6570\u636e\u5e93\u72b6\u6001\u7684\u8fd8\u539f\u3002\u670d\u52a1\u5668\u5728\u542f\u52a8\u4e4b\u521d\uff0c\u4f1a\u521b\u5efa\u4e00\u4e2a\u4e0d\u5e26\u7f51\u7edc\u8fde\u63a5\u7684\u4f2a\u5ba2\u6237\u7aef\u6765\u505a\u8fd9\u4ef6\u4e8b\uff0c\u5728\u8f7d\u5165\u547d\u4ee4\u5b8c\u6210\u540e\uff0c\u8fd9\u4e2a\u5ba2\u6237\u7aef\u7684\u4f7f\u547d\u5c31\u7ed3\u675f\u4e86\u3002<\/p>\n
      2.3 AOF\u6587\u4ef6\u7684\u91cd\u5199<\/h3>\n
      \u2003\u968f\u7740\u5199\u5165\u5230AOF\u6587\u4ef6\u7684\u547d\u4ee4\u8d8a\u6765\u8d8a\u591a\uff0c\u8fd9\u4e2a\u6587\u4ef6\u4f53\u79ef\u4f1a\u8d8a\u6765\u5927\uff0c\u4f1a\u5bf9\u5bbf\u4e3b\u673a\u6216\u6587\u4ef6\u8fd8\u539f\u9020\u6210\u4e00\u5b9a\u7684\u5f71\u54cd\uff0c\u6240\u4ee5\u9700\u8981\u901a\u8fc7AOF\u6587\u4ef6\u7684\u91cd\u5199\u6765\u89e3\u51b3\u6587\u4ef6\u4f53\u79ef\u81a8\u80c0\u7684\u95ee\u9898\u3002<\/p>\n
      \u2003AOF\u6587\u4ef6\u91cd\u5199\u5e76\u4e0d\u662f\u5bf9\u73b0\u6709AOF\u6587\u4ef6\u8fdb\u884c\u5904\u7406\uff0c\u800c\u662f\u57fa\u4e8e\u6570\u636e\u5e93\u5f53\u524d\u7684\u72b6\u6001\u6765\u5b9e\u73b0\u7684\u3002\u670d\u52a1\u5668\u4f1a\u4ece\u6570\u636e\u5e93\u4e2d\u8bfb\u53d6\u952e\u5bf9\u5e94\u7684\u503c\uff0c\u7136\u540e\u7528\u4e00\u6761\u547d\u4ee4\u53bb\u8bb0\u5f55\u952e\u503c\u5bf9\uff0c\u4ee3\u66ff\u4e4b\u524d\u53ef\u80fd\u5b58\u5728\u7684\u591a\u6761\u547d\u4ee4\uff0c\u5199\u5165\u5230\u4e00\u4e2a\u65b0\u7684AOF\u6587\u4ef6\u4e2d\uff0c\u8fd9\u5c31\u662fAOF\u91cd\u5199\u529f\u80fd\u5b9e\u73b0\u7684\u539f\u7406\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5bf9\u4e8e\u67d0\u4e9b\u5143\u7d20\u6bd4\u8f83\u591a\u7684\u96c6\u5408\u6216\u8005\u5217\u8868(\u9ed8\u8ba4\u914d\u7f6e\u662f64\u4e2a)\uff0c\u8fd9\u4e2a\u4e00\u6761\u547d\u4ee4\u53ef\u80fd\u62c6\u5206\u6210\u591a\u6761\u5b9e\u73b0\uff0c\u907f\u514d\u9020\u6210\u5ba2\u6237\u7aef\u8f93\u5165\u7f13\u51b2\u533a\u6ea2\u51fa\u7684\u60c5\u51b5\u3002<\/p>\n
      \u2003\u548cbgsave<\/code>\u4e00\u6837\uff0cAOF\u91cd\u5199\u7684\u52a8\u4f5c\u4e5f\u662f\u653e\u5230\u5b50\u8fdb\u7a0b\u53bb\u6267\u884c\uff0c\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u7236\u8fdb\u7a0b\u53ef\u4ee5\u7ee7\u7eed\u5904\u7406\u540d\u8bf7\u6c42\u3002\u4f46\u662f\u8fd9\u91cc\u4f1a\u6709\u4e00\u4e2a\u95ee\u9898\uff0c\u5c31\u662fAOF\u6587\u4ef6\u91cd\u5199\u671f\u95f4\uff0c\u7236\u8fdb\u7a0b\u5904\u7406\u547d\u4ee4\u8bf7\u6c42\u4e4b\u540e\uff0c\u4f1a\u548c\u91cd\u5199AOF\u6587\u4ef6\u65f6\u7684\u6570\u636e\u5e93\u72b6\u6001\u4e0d\u4e00\u81f4\u3002Redis\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u7684\u65b9\u6cd5\u662f\u8bbe\u7f6e\u4e00\u4e2aAOF\u91cd\u5199\u7f13\u51b2\u533a\uff0c\u5b50\u8fdb\u7a0b\u4e00\u5355\u521b\u5efa\u5e76\u4e14\u5f00\u59cb\u91cd\u5199\u547d\u4ee4\u4e4b\u540e\uff0c\u7236\u8fdb\u7a0b\u5904\u7406\u7684\u6240\u6709\u5199\u547d\u4ee4\u8bf7\u6c42\u90fd\u4f1a\u8bb0\u5f55\u5230AOF\u91cd\u5199\u7f13\u51b2\u533a\u3002\u5f53\u5b50\u8fdb\u7a0b\u91cd\u5199\u5de5\u4f5c\u5b8c\u6210\u4e4b\u540e\uff0c\u4f1a\u751f\u6210\u4e00\u4e2a\u65b0\u7684AOF\u6587\u4ef6\uff0c\u5411\u7236\u8fdb\u7a0b\u53d1\u9001\u4e00\u4e2a\u4fe1\u53f7\uff0c\u7236\u8fdb\u7a0b\u5728\u63a5\u53d7\u6b64\u4fe1\u53f7\uff0c\u5f00\u59cb\u6267\u884c\u4ee5\u4e0b\u5de5\u4f5c\uff1a<\/p>\n
        \n
      • \u5c06AOF\u91cd\u5199\u7f13\u51b2\u533a\u7684\u5185\u5bb9\u5199\u5165\u5230\u65b0\u7684AOF\u6587\u4ef6\u4e2d\uff0c\u4fdd\u8bc1\u65b0\u6587\u4ef6\u548c\u670d\u52a1\u5668\u5f53\u524d\u7684\u72b6\u6001\u4e00\u81f4\uff1b<\/li>\n
      • \u5bf9\u65b0\u7684AOF\u6587\u4ef6\u6539\u540d\uff0c\u5e76\u539f\u5b50\u7684\u66ff\u6362\u73b0\u6709\u7684AOF\u6587\u4ef6\uff0c\u5b8c\u6210\u65b0\u65e7\u6587\u4ef6\u7684\u66ff\u6362\u3002<\/li>\n<\/ul>\n
        \u2003\u4ee5\u4e0a\u4e24\u6b65\uff0c\u7236\u8fdb\u7a0b\u4f1a\u9020\u6210\u670d\u52a1\u5668\u8fdb\u7a0b\u7684\u963b\u585e\uff0c\u4f46\u5176\u4ed6\u65f6\u95f4\uff0c\u90fd\u4e0d\u4f1a\u963b\u585e\uff0c\u6574\u4e2a\u91cd\u5199\u52a8\u4f5c\u5bf9\u670d\u52a1\u5668\u6027\u80fd\u7684\u5f71\u54cd\u964d\u5230\u4e86\u6700\u4f4e\uff0c\u4ee5\u4e0a\u5c31\u662fbgrewriteaof<\/code>\u547d\u4ee4\u7684\u5b9e\u73b0\u539f\u7406\u3002<\/p>\n
        <\/p>\n","protected":false},"excerpt":{"rendered":"
        RedisRDB\u4e0eAOF\u6301\u4e45\u5316\u65b9...<\/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-201636","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201636","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=201636"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201636\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}