{"id":1268,"date":"2021-07-30T14:35:11","date_gmt":"2021-07-30T06:35:11","guid":{"rendered":"https:\/\/egonlin.com\/?p=1268"},"modified":"2024-04-06T16:48:22","modified_gmt":"2024-04-06T08:48:22","slug":"%e6%95%b0%e6%8d%ae%e6%8c%81%e4%b9%85%e5%8c%96-2","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=1268","title":{"rendered":"\u6570\u636e\u6301\u4e45\u5316"},"content":{"rendered":"

Redis\u9762\u4e34\u7684\u6570\u636e\u5b89\u5168\u95ee\u9898<\/strong><\/p>\n

    Redis\u662f\u4e00\u4e2a\u7f13\u5b58\u4e2d\u95f4\u4ef6\uff0c\u5b83\u7684\u6700\u5927\u7279\u70b9\u662f\u4f7f\u7528\u5185\u5b58\u4ece\u800c\u4f7f\u5176\u6027\u80fd\u5f3a\u608d\u3002\u4f46\u662f\u4f7f\u7528\u5185\u5b58\u7684\u65b9\u5f0f\u6709\u4e00\u4e2a\u81f4\u547d\u7684\u7279\u70b9\u5c31\u662f\u6570\u636e\u6ca1\u529e\u6cd5\u6301\u4e45\u5316\u4fdd\u5b58\u3002\u7136\u800cRedis\u6301\u4e45\u5316\u5b58\u50a8\u6709\u4e24\u79cd\u6301\u4e45\u5316\u65b9\u6848\uff0cRDB(Redis DataBase)\u548c AOF(Append-Only File)\u3002\u5176\u4e2dRDB\u662f\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u5feb\u7167\u5b58\u50a8\u5230\u78c1\u76d8\uff0cAOF\u5219\u4e3a\u53ef\u56de\u653e\u7684\u547d\u4ee4\u65e5\u5fd7\u8bb0\u5f55redis\u5185\u7684\u6240\u6709\u64cd\u4f5c\u3002\u5b83\u4eec\u5404\u6709\u7279\u70b9\u4e5f\u76f8\u4e92\u72ec\u7acb\u3002Redis4\u4e4b\u540e\u652f\u6301RDB-AOF\u6df7\u5408\u6301\u4e45\u5316\u7684\u65b9\u5f0f\uff0c\u7ed3\u5408\u4e86\u4e24\u8005\u7684\u4f18\u70b9\uff0c\u53ef\u4ee5\u901a\u8fc7 aof-use-rdb-preamble \u914d\u7f6e\u9879\u53ef\u4ee5\u6253\u5f00\u6df7\u5408\u5f00\u5173\u3002<\/code><\/pre>\n
RDB\uff1a\u5feb\u7167\u6301\u4e45\u5316<\/h1>\n
\u4e00\u3001\u539f\u7406<\/h2>\n
    RDB(Redis DataBase)\u662f\u5c06Redis\u5185\u5b58\u4e2d\u7684\u6570\u636e\u8fdb\u884cSnaptshot\u5feb\u7167\u5b58\u50a8\u5728\u78c1\u76d8\u5185\uff0c\u662fRedis\u7684\u9ed8\u8ba4\u6301\u4e45\u5316\u65b9\u6848\u3002\u4f7f\u7528RDB\u6301\u4e45\u5316\u9ed8\u8ba4\u6709\u4e09\u79cd\u7b56\u7565\uff0c\u8be5\u6301\u4e45\u5316\u7b56\u7565\u5728redis.conf\u4e2d\u53ef\u914d\u7f6e\uff0c\u4f1a\u4ee5\u4e00\u6bb5\u65f6\u95f4\u5185\u6709\u6307\u5b9a\u6b21\u6570\u636e\u4fee\u6539\u7684\u89c4\u5219\u89e6\u53d1\u5feb\u7167\u52a8\u4f5c\uff0c\u5feb\u7167\u6587\u4ef6\u540d\u4e3adump.rdb\uff0c\u8be5\u6587\u4ef6\u9ed8\u8ba4\u4f7f\u7528LZF\u538b\u7f29\u7b97\u6cd5 \u3002\u6bcf\u5f53Redis\u670d\u52a1\u91cd\u542f\u7684\u65f6\u5019\u4f1a\u4ece\u8be5\u6587\u4ef6\u4e2d\u52a0\u8f7d\u6570\u636e\u8fdb\u5185\u5b58\u3002<\/code><\/pre>\n
\u4e8c\u3001save\u548cbgsave<\/h2>\n
    RDB\u6301\u4e45\u5316\u9664\u4e86\u53ef\u4ee5\u6839\u636e\u914d\u7f6e\u4e2d\u7684\u7b56\u7565\u89e6\u53d1\uff0c\u4e5f\u53ef\u4ee5\u624b\u52a8\u89e6\u53d1\uff0c\u4f7f\u7528save\u548cbgsave\u547d\u4ee4\u5373\u53ef\u3002\u8fd9\u4e24\u4e2a\u547d\u4ee4\u7684\u533a\u522b\u7684save\u4f1a\u963b\u585e\u670d\u52a1\u5668\u8fdb\u7a0b\uff0c\u5728\u8fdb\u884csave\u7684\u8fc7\u7a0b\u4e2d\uff0c\u670d\u52a1\u5668\u4e0d\u80fd\u5904\u7406\u4efb\u4f55\u8bf7\u6c42\uff0c\u800cbgsave\u4f1a\u901a\u8fc7\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u5728\u540e\u53f0\u5904\u7406rdb\u6301\u4e45\u5316\u3002\u4e8b\u5b9e\u4e0asave\u548cbgsave\u8c03\u7528\u7684\u90fd\u662frdbSave\u51fd\u6570\uff0c\u56e0\u6b64Redis\u4e0d\u5141\u8bb8save\u548cbgsave\u540c\u65f6\u8fd0\u884c\uff0c\u8fd9\u4e5f\u662f\u4e3a\u4e86\u907f\u514d\u51fa\u73b0\u7ade\u4e89\u5bfc\u81f4rdb\u6587\u4ef6\u6570\u636e\u4e0d\u51c6\u786e\u3002<\/code><\/pre>\n
    bgsave\u64cd\u4f5c\u4f7f\u7528CopyOnWrite\u673a\u5236\u8fdb\u884c\u5199\u65f6\u590d\u5236\uff0c\u662f\u7531\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u5c06\u5185\u5b58\u4e2d\u7684\u6700\u65b0\u6570\u636e\u904d\u5386\u5199\u5165\u4e34\u65f6\u6587\u4ef6\uff0c\u6b64\u65f6\u7236\u8fdb\u7a0b\u4ecd\u65e7\u5904\u7406\u5ba2\u6237\u7aef\u7684\u64cd\u4f5c\uff0c\u5f53\u5b50\u8fdb\u7a0b\u64cd\u4f5c\u5b8c\u6bd5\u540e\u518d\u5c06\u8be5\u4e34\u65f6\u6587\u4ef6\u91cd\u547d\u540d\u4e3adump.rdb\u66ff\u6362\u6389\u539f\u6765\u7684dump.rdb\u6587\u4ef6\uff0c\u56e0\u6b64\u65e0\u8bbabgsave\u662f\u5426\u6210\u529f\uff0cdump.rdb\u90fd\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002<\/code><\/pre>\n
    \u53e6\u5916\u5728\u4e3b\u4ece\u5168\u91cf\u540c\u6b65\u3001debug reload\u4ee5\u53cashutdown\u7684\u60c5\u51b5\u4e0b\u4e5f\u4f1a\u89e6\u53d1RDB\u6570\u636e\u6301\u4e45\u5316\u3002<\/code><\/pre>\n
1\u3001save\u539f\u7406\u56fe<\/h3>\n
\"\"<\/div><\/p>\n
2\u3001bgsave\u539f\u7406\u56fe<\/h3>\n
\"\"<\/div><\/p>\n
3\u3001save\u4e0ebgsave\u5bf9\u6bd4<\/h3>\n\n\n\n\n\n\n\n\n
\u547d\u4ee4<\/th>\nsave<\/th>\nbgsave<\/th>\n<\/tr>\n<\/thead>\n
IO\u7c7b\u578b<\/td>\n\u540c\u6b65<\/td>\n\u5f02\u6b65<\/td>\n<\/tr>\n
\u662f\u5426\u963b\u585e<\/td>\n\u662f<\/td>\n\u5426\uff08\u963b\u585e\u53d1\u751f\u5728fork\uff09<\/td>\n<\/tr>\n
\u6709\u70b9<\/td>\n\u4e0d\u4f1a\u6d88\u8017\u989d\u5916\u5185\u5b58<\/td>\n\u4e0d\u963b\u585e\u5ba2\u6237\u7aef\u547d\u4ee4<\/td>\n<\/tr>\n
\u7f3a\u70b9<\/td>\n\u963b\u585e\u5ba2\u6237\u7aef\u547d\u4ee4<\/td>\n\u521b\u5efafork\uff0c\u6d88\u8017\u5185\u5b58<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u4e09\u3001RDB\u4f18\u70b9<\/h2>\n
1\u3001\u53ca\u65f6\u70b9\u7d27\u51d1\u6587\u4ef6\uff0c\u9002\u7528\u4e8e\u5907\u4efd<\/h3>\n
    RDB\u662f\u4e00\u79cd\u8868\u793a\u67d0\u4e2a\u5373\u65f6\u70b9\u7684Redis\u6570\u636e\u7684\u7d27\u51d1\u6587\u4ef6\u3002RDB\u6587\u4ef6\u9002\u5408\u7528\u4e8e\u5907\u4efd\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u80fd\u60f3\u8981\u6bcf\u5c0f\u65f6\u5f52\u6863\u6700\u8fd124\u5c0f\u65f6\u7684RDB\u6587\u4ef6\uff0c\u6bcf\u5929\u4fdd\u5b58\u8fd130\u5929\u7684RDB\u5feb\u7167\u3002\u8fd9\u5141\u8bb8\u4f60\u5f88\u5bb9\u6613\u7684\u6062\u590d\u4e0d\u540c\u7248\u672c\u7684\u6570\u636e\u96c6\u4ee5\u5bb9\u707e\u3002<\/code><\/pre>\n
2\u3001\u9002\u5408\u707e\u5907\u6062\u590d\uff0c\u53ef\u8fdc\u7a0b\u4f20\u8f93<\/h3>\n
    RDB\u975e\u5e38\u9002\u5408\u4e8e\u707e\u96be\u6062\u590d\uff0c\u4f5c\u4e3a\u4e00\u4e2a\u7d27\u51d1\u7684\u5355\u4e00\u6587\u4ef6\uff0c\u53ef\u4ee5\u88ab\u4f20\u8f93\u5230\u8fdc\u7a0b\u7684\u6570\u636e\u4e2d\u5fc3\u3002<\/code><\/pre>\n
3\u3001\u5b50\u8fdb\u7a0b\u8fdb\u884c\u590d\u5236\u4efb\u52a1\uff0c\u4e0d\u5f71\u54cd\u7236\u8fdb\u7a0b<\/h3>\n
    RDB\u6700\u5927\u5316\u4e86Redis\u7684\u6027\u80fd\uff0c\u56e0\u4e3aRedis\u7236\u8fdb\u7a0b\u6301\u4e45\u5316\u65f6\u552f\u4e00\u9700\u8981\u505a\u7684\u662f\u542f\u52a8(fork)\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u7531\u5b50\u8fdb\u7a0b\u5b8c\u6210\u6240\u6709\u5269\u4f59\u5de5\u4f5c\u3002\u7236\u8fdb\u7a0b\u5b9e\u4f8b\u4e0d\u9700\u8981\u6267\u884c\u50cf\u78c1\u76d8IO\u8fd9\u6837\u7684\u64cd\u4f5c\u3002<\/code><\/pre>\n
4\u3001\u6570\u636e\u4fdd\u5b58\u8bfb\u5199\u5feb<\/h3>\n
    RDB\u5728\u91cd\u542f\u4fdd\u5b58\u4e86\u5927\u6570\u636e\u96c6\u7684\u5b9e\u4f8b\u65f6\u6bd4AOF\u8981\u5feb\u3002<\/code><\/pre>\n
\u56db\u3001RDB\u7f3a\u70b9<\/h2>\n
1\u3001\u5bb9\u6613\u6570\u636e\u4e22\u5931<\/h3>\n
    \u5f53\u4f60\u9700\u8981\u5728Redis\u505c\u6b62\u5de5\u4f5c(\u4f8b\u5982\u505c\u7535)\u65f6\u6700\u5c0f\u5316\u6570\u636e\u4e22\u5931\uff0cRDB\u53ef\u80fd\u4e0d\u592a\u597d\u3002\u4f60\u53ef\u4ee5\u914d\u7f6e\u4e0d\u540c\u7684\u4fdd\u5b58\u70b9(save point)\u6765\u4fdd\u5b58RDB\u6587\u4ef6(\u4f8b\u5982\uff0c\u81f3\u5c115\u5206\u949f\u548c\u5bf9\u6570\u636e\u96c6100\u6b21\u5199\u4e4b\u540e\uff0c\u4f46\u662f\u4f60\u53ef\u4ee5\u6709\u591a\u4e2a\u4fdd\u5b58\u70b9)\u3002\u7136\u800c\uff0c\u4f60\u901a\u5e38\u6bcf\u96945\u5206\u949f\u6216\u66f4\u4e45\u521b\u5efa\u4e00\u4e2aRDB\u5feb\u7167\uff0c\u6240\u4ee5\u4e00\u65e6Redis\u56e0\u4e3a\u4efb\u4f55\u539f\u56e0\u6ca1\u6709\u6b63\u786e\u5173\u95ed\u800c\u505c\u6b62\u5de5\u4f5c\uff0c\u4f60\u5c31\u5f97\u505a\u597d\u6700\u8fd1\u51e0\u5206\u949f\u6570\u636e\u4e22\u5931\u7684\u51c6\u5907\u4e86\u3002<\/code><\/pre>\n
2\u3001\u5927\u6570\u636e\u91cfRDB\u5bfc\u81f4\u670d\u52a1\u505c\u6b62\u51e0\u79d2<\/h3>\n
    RDB\u9700\u8981\u7ecf\u5e38\u8c03\u7528fork()\u5b50\u8fdb\u7a0b\u6765\u6301\u4e45\u5316\u5230\u78c1\u76d8\u3002\u5982\u679c\u6570\u636e\u96c6\u5f88\u5927\u7684\u8bdd\uff0cfork()\u6bd4\u8f83\u8017\u65f6\uff0c\u7ed3\u679c\u5c31\u662f\uff0c\u5f53\u6570\u636e\u96c6\u975e\u5e38\u5927\u5e76\u4e14CPU\u6027\u80fd\u4e0d\u591f\u5f3a\u5927\u7684\u8bdd\uff0cRedis\u4f1a\u505c\u6b62\u670d\u52a1\u5ba2\u6237\u7aef\u51e0\u6beb\u79d2\u751a\u81f3\u4e00\u79d2\u3002AOF\u4e5f\u9700\u8981fork()\uff0c\u4f46\u662f\u4f60\u53ef\u4ee5\u8c03\u6574\u591a\u4e45\u9891\u7387\u91cd\u5199\u65e5\u5fd7\u800c\u4e0d\u4f1a\u6709\u635f(trade-off)\u6301\u4e45\u6027(durability)\u3002<\/code><\/pre>\n
\u603b\u7ed3<\/strong><\/p>\n
\u4f18\u70b9\uff1a\u901f\u5ea6\u5feb\uff0c\u9002\u5408\u4e8e\u7528\u4f5c\u5907\u4efd\uff0c\u4e3b\u4ece\u590d\u5236\u4e5f\u662f\u57fa\u4e8eRDB\u6301\u4e45\u5316\u529f\u80fd\u5b9e\u73b0\u7684\u3002\n\u7f3a\u70b9\uff1a\u4f1a\u6709\u6570\u636e\u4e22\u5931\u3001\u5bfc\u81f4\u670d\u52a1\u505c\u6b62\u51e0\u79d2<\/code><\/pre>\n
\u4e94\u3001RDB\u76f8\u5173\u914d\u7f6e<\/h2>\n
1\u3001RDB\u89e6\u53d1\u673a\u5236<\/h3>\n
# \u683c\u5f0f\uff1asave <seconds> <changes>\n\n#   save ""               #\u5173\u95ed\u8be5\u89c4\u5219\nsave 900 1              #900\u79d2\u5185\u81f3\u5c11\u67091\u4e2akey\u88ab\u6539\u53d8\u5219\u505a\u4e00\u6b21\u5feb\u7167\nsave 300 10             #300\u79d2\u5185\u81f3\u5c11\u6709300\u4e2akey\u88ab\u6539\u53d8\u5219\u505a\u4e00\u6b21\u5feb\u7167\nsave 60 10000           #300\u79d2\u5185\u81f3\u5c11\u6709300\u4e2akey\u88ab\u6539\u53d8\u5219\u505a\u4e00\u6b21\u5feb\u7167<\/code><\/pre>\n
2\u3001\u8bbe\u7f6e\u6301\u4e45\u5316\u6587\u4ef6\u540d<\/h3>\n
dbfilename  dump.rdb\n#rdb\u6301\u4e45\u5316\u5b58\u50a8\u6570\u636e\u5e93\u6587\u4ef6\u540d\uff0c\u9ed8\u8ba4\u4e3adump.rdb<\/code><\/pre>\n
3\u3001bgsave\u51fa\u9519\u65f6\u52a8\u4f5c<\/h3>\n
stop-write-on-bgsave-error yes \n#yes\u4ee3\u8868\u5f53\u4f7f\u7528bgsave\u547d\u4ee4\u6301\u4e45\u5316\u51fa\u9519\u65f6\u5019\u505c\u6b62\u5199RDB\u5feb\u7167\u6587\u4ef6,no\u8868\u660e\u5ffd\u7565\u9519\u8bef\u7ee7\u7eed\u5199\u6587\u4ef6\u3002<\/code><\/pre>\n
4\u3001RDB\u6587\u4ef6\u68c0\u67e5<\/h3>\n
rdbchecksum yes\n#\u5728\u5199\u5165\u6587\u4ef6\u548c\u8bfb\u53d6\u6587\u4ef6\u65f6\u662f\u5426\u5f00\u542frdb\u6587\u4ef6\u68c0\u67e5\uff0c\u68c0\u67e5\u662f\u5426\u6709\u65e0\u635f\u574f\uff0c\u5982\u679c\u5728\u542f\u52a8\u662f\u68c0\u67e5\u53d1\u73b0\u635f\u574f\uff0c\u5219\u505c\u6b62\u542f\u52a8\u3002<\/code><\/pre>\n
5\u3001RDB\u6587\u4ef6\u5b58\u653e\u76ee\u5f55<\/h3>\n
dir "\/etc\/redis"\n#\u6570\u636e\u6587\u4ef6\u5b58\u653e\u76ee\u5f55\uff0crdb\u5feb\u7167\u6587\u4ef6\u548caof\u6587\u4ef6\u90fd\u4f1a\u5b58\u653e\u81f3\u8be5\u76ee\u5f55\uff0c\u8bf7\u786e\u4fdd\u6709\u5199\u6743\u9650<\/code><\/pre>\n
6\u3001RDB\u538b\u7f29<\/h3>\n
rdbcompression yes\n#\u662f\u5426\u5f00\u542fRDB\u6587\u4ef6\u538b\u7f29\uff0c\u8be5\u529f\u80fd\u53ef\u4ee5\u8282\u7ea6\u78c1\u76d8\u7a7a\u95f4<\/code><\/pre>\n
\u516d\u3001RDB\u76f8\u5173\u64cd\u4f5c<\/h2>\n
1\u3001\u505c\u6b62\u5907\u4efd<\/h3>\n
\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u5c31\u8bbe\u7f6esave ""\u6216\u5728\u547d\u4ee4\u884c\u4e2d config set save ""\u3002<\/code><\/pre>\n
2\u3001\u624b\u52a8\u5f00\u59cb\u5907\u4efd<\/h3>\n
save\uff1a\u4f1a\u7acb\u5373\u751f\u6210dump.rdb\uff0c\u4f46\u662f\u4f1a\u963b\u585e\u5f80redis\u5185\u5b58\u4e2d\u5199\u5165\u6570\u636e\u3002\nbgsave\uff1a\u540e\u53f0\u5f02\u6b65\u5907\u4efd\u3002<\/code><\/pre>\n
\n
\u5982\u679c\u662f\u4f7f\u7528flushdb\u547d\u4ee4\uff0c\u4f1a\u628a\u4e4b\u524d\u7684\u5feb\u7167\u66f4\u65b0\u6210\u5f53\u524d\u7684\u7a7a\u72b6\u6001\uff0c\u6240\u4ee5\u6267\u884c\u4e86flushdb\u540e\u66f4\u65b0\u7684\u5feb\u7167\u662f\u6ca1\u6709\u6570\u636e\u7684\u3002<\/p>\n<\/blockquote>\n
AOF (append-only log file)<\/h1>\n
\u4e00\u3001\u539f\u7406\uff08\u53ef\u4ee5\u7406\u89e3\u4e3a\u6570\u636e\u5e93binlog\uff09<\/h2>\n
    AOF(Append-Only File)\u8bb0\u5f55Redis\u4e2d\u6bcf\u6b21\u7684\u5199\u547d\u4ee4\uff0c\u7c7b\u4f3cmysql\u4e2d\u7684binlog\uff0c\u670d\u52a1\u91cd\u542f\u65f6\u4f1a\u91cd\u65b0\u6267\u884cAOF\u4e2d\u7684\u547d\u4ee4\u5c06\u6570\u636e\u6062\u590d\u5230\u5185\u5b58\u4e2d\uff0cRDB(\u6309\u7b56\u7565\u6301\u4e45\u5316)\u6301\u4e45\u5316\u65b9\u5f0f\u8bb0\u5f55\u7684\u7c92\u5ea6\u4e0d\u5982AOF(\u8bb0\u5f55\u6bcf\u6761\u5199\u547d\u4ee4)\uff0c\u56e0\u6b64\u5f88\u591a\u751f\u4ea7\u73af\u5883\u90fd\u662f\u5f00\u542fAOF\u6301\u4e45\u5316\u3002AOF\u4e2d\u8bb0\u5f55\u4e86\u64cd\u4f5c\u548c\u6570\u636e\uff0c\u5728\u65e5\u5fd7\u6587\u4ef6\u4e2d\u8ffd\u52a0\u5b8c\u6210\u540e\u624d\u4f1a\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u53d8\u66f4\u3002<\/code><\/pre>\n
\u4e8c\u3001\u8fc7\u7a0b<\/h2>\n
1. \u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u5199\u547d\u4ee4\u4f1a\u88abappend\u8ffd\u52a0\u5230AOF\u7f13\u51b2\u533a\u5185\uff1b\n2. AOF\u7f13\u51b2\u533a\u6839\u636eAOF\u6301\u4e45\u5316\u7b56\u7565[always,everysec,no]\u5c06\u64cd\u4f5csync\u540c\u6b65\u5230\u78c1\u76d8\u7684AOF\u6587\u4ef6\u4e2d\uff1b\n3. AOF\u6587\u4ef6\u5927\u5c0f\u8d85\u8fc7\u91cd\u5199\u7b56\u7565\u6216\u624b\u52a8\u91cd\u5199\u65f6\uff0c\u4f1a\u5bf9AOF\u6587\u4ef6rewrite\u91cd\u5199\uff0c\u538b\u7f29AOF\u6587\u4ef6\u5bb9\u91cf\uff1b\n4. Redis\u670d\u52a1\u91cd\u542f\u65f6\uff0c\u4f1a\u91cd\u65b0load\u52a0\u8f7dAOF\u6587\u4ef6\u4e2d\u7684\u5199\u64cd\u4f5c\u8fbe\u5230\u6570\u636e\u6062\u590d\u7684\u76ee\u7684\uff1b<\/code><\/pre>\n
\u4e09\u3001AOF\u76f8\u5173\u914d\u7f6e<\/h2>\n
\n
\u5f00\u542f\u4e86AOF\u4e4b\u540e\uff0cRDB\u5c31\u9ed8\u8ba4\u4e0d\u4f7f\u7528\u4e86\u3002\u4f7f\u7528\u4e0b\u9762\u7684\u914d\u7f6e\u5f00\u542fAOF\u4ee5\u53ca\u7b56\u7565\u3002(\u5982\u679c\u4f7f\u7528AOF\uff0c\u63a8\u8350\u9009\u62e9always\u65b9\u5f0f\u6301\u4e45\u5316\uff0c\u5426\u5219\u5728\u9ad8\u5e76\u53d1\u573a\u666f\u4e0b\uff0c\u6bcf\u79d2\u949f\u4f1a\u6709\u51e0\u4e07\u751a\u81f3\u767e\u4e07\u6761\u8bf7\u6c42\uff0c\u5982\u679c\u4f7f\u7528everysec\u7684\u65b9\u5f0f\u7684\u8bdd\uff0c\u4e07\u4e00\u670d\u52a1\u5668\u6302\u4e86\u90a3\u51e0\u4e07\u6761\u6570\u636e\u5c31\u4e22\u5931\u4e86)\u3002<\/p>\n<\/blockquote>\n
1\u3001\u5f00\u542fAOF<\/h3>\n
<\/p>
<\/div>
\u67e5\u770b\u66f4\u591a<\/h2>
\u8054\u7cfb\u7ba1\u7406\u5458\u5fae\u4fe1tutu19192010\uff0c\u6ce8\u518c\u8d26\u53f7<\/p>\n<\/div>
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Register<\/a><\/div>
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<\/div>","protected":false},"excerpt":{"rendered":"
Redis\u9762\u4e34\u7684\u6570\u636e\u5b89\u5168\u95ee\u9898 Redis\u662f\u4e00\u4e2a\u7f13\u5b58\u4e2d\u95f4\u4ef6\uff0c\u5b83\u7684\u6700\u5927\u7279\u70b9\u662f\u4f7f\u7528\u5185\u5b58\u4ece\u800c\u4f7f\u5176\u6027\u80fd\u5f3a\u608d\u3002\u4f46\u662f\u4f7f\u7528\u5185\u5b58 […]<\/p>\n","protected":false},"author":3,"featured_media":1271,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[21,19,159,22,160,20],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/1268"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1268"}],"version-history":[{"count":1,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/1268\/revisions"}],"predecessor-version":[{"id":9945,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/1268\/revisions\/9945"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/media\/1271"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1268"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1268"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1268"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}