OUT OF MEMORY ISSUE. problem was non n8n related.
i run out of memory for some reason
Nov 19 13:09:47 vmi1086503 kernel: [ 3889.906767] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/user.slice/user-1001.slice/session-2.scope,task=node,pid=4506,uid=0
Nov 19 13:09:47 vmi1086503 kernel: [ 3889.906819] Out of memory: Killed process 4506 (node) total-vm:22203092kB, anon-rss:479468kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:7308kB oom_score_adj:0
Nov 19 13:09:47 vmi1086503 systemd[1]: session-2.scope: A process of this unit has been killed by the OOM killer.
Nov 19 13:09:47 vmi1086503 kernel: [ 3889.946583] oom_reaper: reaped process 4506 (node), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB