Article ID: 118157, created on Oct 23, 2013, last review on Jun 17, 2016

  • Applies to:
  • Virtuozzo
  • Virtuozzo containers for Linux 4.7

Symptoms

A container does not start with the following messages in the verbose output of vzctl:

[root@pvc ~]# vzctl --verbose start 231106
...
Warning: VSwap_slm compatiblity mode slm
        RAM: 0 Swap: 0 ovr: 1.00
UB_LOCKEDPAGES, {0, 0}
UB_PRIVVMPAGES, {9223372036854775807, 9223372036854775807}
UB_PHYSPAGES, {0, 0}
UB_VMGUARPAGES, {0, 0}
UB_OOMGUARPAGES, {0, 0}
UB_SWAPPAGES, {0, 0}
Error: Unable to start the Container
...
Container is unmounted
Failed to start the Container

Cause

The container is misconfigured and does not have valid memory configuration assigned to it.

Resolution

Configure proper RAM and SWAP parameters in order to be able to start the container. Example:

# vzctl set 101 --save --slmmode ubc --ram 1G --swap 1G

More information on memory parameters configuration can be found here: Memory limits in Parallels Virtuozzo Containers for Linux

Search Words

RAM

counter_memory_share_used

memory

Failed to start the Container

Unable to start the Container

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