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Cluster cluster addslots(集群 槽位) cluster count failure reports(集群計數(shù)失敗報告) cluster countkeysinslot cluster delslots cluster failover cluster forget cluster getkeysinslot cluster info cluster keyslot(集群鍵槽) cluster meet cluster nodes(集群節(jié)點) cluster replicate(集群復制) cluster reset(集群重置) cluster saveconfig cluster set config epoch cluster setslot cluster slaves cluster slots readonly readwrite Connection auth echo ping quit select swapdb Geo geoadd geodist geohash geopos georadius georadiusbymember Hashes hdel hexists hget hgetall hincrby hincrbyfloat hkeys hlen hmget hmset hscan hset hsetnx hstrlen hvals HyperLogLog pfadd pfcount pfmerge Keys del dump exists expire expireat keys migrate move object persist pexpire pexpireat pttl randomkey rename renamenx restore scan sort touch ttl type unlink wait Lists blpop brpop brpoplpush lindex linsert llen lpop lpush lpushx lrange lrem lset ltrim rpop rpoplpush rpush rpushx Pub/Sub psubscribe publish pubsub punsubscribe subscribe unsubscribe Scripting eval evalsha script debug script exists script flush script kill script load Server bgrewriteaof bgsave client getname client kill client list client pause client reply client setname command command count command getkeys command info config get config resetstat config rewrite config set dbsize debug object debug segfault flushall flushdb info lastsave monitor role save shutdown slaveof slowlog time Sets sadd scard sdiff sdiffstore sinter sinterstore sismember smembers smove spop srandmember srem sscan sunion sunionstore Sorted Sets zadd zcard zcount zincrby zinterstore zlexcount zrange zrangebylex zrangebyscore zrank zrem zremrangebylex zremrangebyrank zremrangebyscore zrevrange zrevrangebylex zrevrangebyscore zrevrank zscan zscore zunionstore Strings append bitcount bitfield bitop bitpos decr decrby get getbit getrange getset incr incrby incrbyfloat mget mset msetnx psetex set setbit setex setnx setrange strlen Transactions discard exec multi unwatch watch
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CLUSTER SAVECONFIG

自3.0.0起可用。

時間復雜度: O(1)

強制節(jié)點將nodes.conf配置保存到磁盤上。在返回命令調(diào)用fsync(2)之前,為了確保配置在計算機磁盤上被刷新。

該命令主要用于nodes.conf節(jié)點狀態(tài)文件由于某種原因丟失/刪除的情況,我們希望從頭開始再次生成它。它也可以用于通過CLUSTER命令對節(jié)點群集配置進行普通改動,以確保新配置在磁盤上保持不變,但是所有命令通常應該能夠自動調(diào)度,以便在磁盤上保存配置時重要的是為了在重新啟動時系統(tǒng)的正確性。

返回值

簡單字符串回復:OK如果操作失敗,則返回錯誤。

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