[PVE-User] I/O saturation

Mehmet proxmox at elchaka.de
Tue Oct 10 00:20:20 CEST 2017


Perhaps something visible with dmesg/messages/Syslog?

Am 3. Oktober 2017 08:34:50 MESZ schrieb Lindsay Mathieson <lindsay.mathieson at gmail.com>:
>run iotop when it is happening to see what processing is hogging the
>io.
>
>On 3 October 2017 at 15:55, Tonči Stipičević
><tonci at suma-informatika.hr>
>wrote:
>
>> Hello to all,
>>
>> It's been a while , allmost every morning proxmox host is allmost
>dead and
>> aproximatellz at 7:40 AM  it "wakes up" and continues to work in real
>time.
>>
>> I saved screen shot on this location (password :  proxtemp)
>>
>> https://oc1.h-r-z.hr/owncloud/s/mwKpuoiuAnWbRy6
>>
>>
>> I/O is at 100% and cpu is ver very low ... at 7:25  I had to reboot
>it
>> from kvm/ipmi console because we could wait any more
>>
>>
>> There is no any scheduled activity that could cause something like
>that .
>>
>>
>> I kindly ask for a hint where could I look (logs, ...)  in order to
>> diagnose what causes such strange behaviour ?
>>
>>
>> Thank you very much in advance
>>
>> and BR
>>
>> Tonci
>>
>>
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>>
>
>
>
>-- 
>Lindsay
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