Falha na atualização, "FAILED TO BOOTSTRAP", erro 137

I don’t recall, but it’s a VSP with 2 GB mem and 2 GB swap.

$ free -h
              total        used        free      shared  buff/cache   available
Mem:          1.9Gi       688Mi        64Mi        33Mi       1.2Gi       1.1Gi
Swap:         2.0Gi       1.0Gi       1.0Gi