Acquire running lock failed: 256 (Doc ID 1072380.1)

Last updated on AUGUST 17, 2016

Applies to:

Oracle VM - Version 2.2 to 2.2.2 [Release OVM22 to OVM222]
Linux x86

Symptoms

You have setup High Availability Clustering and while trying to start a virtual machine you get the following error:

PowerOn Failed : Result - failed:failed: Error: Acquire running lock failed: 256
>

StackTrace:
File "/opt/ovs-agent-2.3/OVSXXenVM.py", line 57, in xen_start_vm
run_cmd(args=cmd)
File "/opt/ovs-agent-2.3/OVSCommons.py", line 69, in run_cmd
raise Exception('%s => %s' % (cmdlist, p.childerr.read()))
>

StackTrace:
File "/opt/ovs-agent-2.3/OVSSiteVM.py", line 113, in start_vm
raise e


You can see the error while starting the virtual machine with the Oracle VM Manager or with the "xm create" command.

Cause

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