Redis pipelining

redis exceptions responseerror_ crossslot keys in request don't hash to the same slot   Dan gates demo slot

CROSSSLOT Keys in request don't hash to the same slot Solution 1 One solution is to force redis to insert the keys into same slot We can achieve

requests in a row For instance if the RTT time is 250 哈希槽是来自Redis Cluster的概念, 但在各种集群方案都有使用。 哈希槽是一个key的集合，Redis集群共有16384个哈希槽，每个key通过CRC16散列

book of symbols slot The fix here is to use hash tags for data that always needs to be in the same slot See topicscluster-spec#:~:text=Hash% CROSSSLOT Keys in request don't hash to the same slot This is because the hash slot for book:3 is calculated as crc16 modulo 16384 is 8885