Sometime receives Redis Predixy Error: Redis Predixy Error: with status 4 EventError, what does it mean?

I am getting below RedisTimeoutException. Any idea how to solve?

This code snippet is part of the sremCommand function in the t_set.c file of Redis.

So let’s say I’ve got masters A, B, C. And they have slaves – A1, B1, C1 respectively.

On reaching the memory limit does redis evict keys or subkeys ( as in case of maps )?

Is it possible to host 2 redis databases on the same linux server?

I am currently in the process of rewriting a Discord bot. The entire bot is split into microservices, the gateway rest and bot processes are all distributed across multiple systems. Because of this I have opted to use Redis.

I’ve used redis before but have encountered a sticky situation. We have a redis server with 6 databases. We’ve maxed out our maxmemory and it’s a hodpepodge of applications on this single instance. One of our applications which has logic where it should not EVER evict a key from a specific database (lets say it’s db4). I don’t believe you can tell Redis to have a policy like don’t ever evict from this db, can you?

I have a Redis instance running in docker as slave. This instance always causing trouble by not closing open file handle. I can see the open file handle with command `lsof | grep deleted” and after several hours I would see hundreds of still open fine handles from redis, such as this