Never seen this before. Code: Dec 31 12:00:53 vm2408 kernel: oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=ns,mems_allowed=0,oom_memcg=/lxc/134,task_memcg=/lxc/134/ns/system.slice/redis-server.service,task=redis-server,pid=3179221,uid=100114 Dec 31 12:00:53 vm2408 kernel: Memory cgroup out of memory: Killed process 3179221 (redis-server) total-vm:290540kB, anon-rss:222656kB, file-rss:256kB, shmem-rss:0kB, UID:100114 pgtables:572kB oom_score_adj:0
This means redis ran out of memory. If you do not have swap and don't want to add more RAM, try adding a swap file. The service is likely named redis and not redis-server.
