[CentOS] BUG: soft lockup - CPU#0 stuck for 36s! [swapper/0:0]

Thu Aug 18 18:05:30 UTC 2016
correomm <correomm at gmail.com>

No, I don't use snapshots.

It is a Dell 2 TB Enterprise 3.5" SATA Hard Drive.

The disk activity of the host is normal to low. Few VM's.

On Thu, Aug 18, 2016 at 2:32 PM, JJB <jack at internetguy.net> wrote:

>
> 2016-08-18 12:39 GMT-04:00 correomm <correomm at gmail.com>:
>>
>> This bug is reported only on the VM's with CentOS 7 running on on VMware
>>> ESXi 5.1.
>>> The vSphere performance graph shows high CPU consume and disk activity
>>> only
>>> on VM's with CentOS 7. Sometimes I can not connect remotely with ssh
>>> (timeout error).
>>>
>>> I'm also seeing those errors in several servers, running under 5.5.
>> Currently investigating if this
>> <https://kb.vmware.com/selfservice/microsites/search.do?
>> language=en_US&cmd=displayKC&externalId=1009996>
>> has anything to do (the resource overcommit bit).
>>
>
> Does this happen (only) while taking or consolidating snapshots? The VM is
> suspended during these operations and the OS isn't too crazy about it,
> especially if you have slow storage.
>
> Jack
>
>
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