[pve-devel] clocks not syncronized in ceph

[Stefan Priebe - Profihost AG]

Am 08.11.2012 09:53, schrieb Alexandre DERUMIER:
> Does it happen when you have a high load average ?

No machines are Idle but i can't understand why the clock changes are so 
extreme...

Stefan

> ----- Mail original -----
>
> De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag>
> À: "Alexandre DERUMIER" <aderumier at odiso.com>
> Cc: pve-devel at pve.proxmox.com
> Envoyé: Jeudi 8 Novembre 2012 09:26:52
> Objet: Re: [pve-devel] clocks not syncronized in ceph
>
> Openntpd output looks like this:
>
> Nov 6 23:28:15 cloud1-ceph1 ntpd[1572]: adjusting local clock by -0.325597s
> Nov 7 00:09:48 cloud1-ceph1 ntpd[1572]: skew change 36.903 exceeds limit
> Nov 7 00:37:12 cloud1-ceph1 ntpd[1572]: skew change -21.291 exceeds limit
> Nov 7 01:06:15 cloud1-ceph1 ntpd[1572]: skew change -17.565 exceeds limit
> Nov 7 01:28:06 cloud1-ceph1 ntpd[1572]: skew change -7.156 exceeds limit
>
> Stefan
> Am 08.11.2012 08:53, schrieb Alexandre DERUMIER:
>> damn, this is strange...
>>
>> are you sure that your ntp daemon is running ? (If I remember good, ntpdate can't run if ntpd is already running)
>>
>> # ntpdate 0.debian.pool.ntp.org
>> 8 Nov 08:53:16 ntpdate[731962]: the NTP socket is in use, exiting
>>
>> ----- Mail original -----
>>
>> De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag>
>> À: pve-devel at pve.proxmox.com
>> Envoyé: Jeudi 8 Novembre 2012 08:38:49
>> Objet: [pve-devel] clocks not syncronized in ceph
>>
>> Hello,
>>
>> on my ceph cluster i get always the message clocks not syncronized. But
>> i'm running openntpd on all nodes.
>>
>> Time is always different like this:
>> 0.050004s in the future, clocks not synchronized
>>
>> I can also run ntpdate manual multiple times and it will syncronize
>> again and again.
>>
>> /root/sshall "ntpdate pool.ntp.org"
>> 8 Nov 08:37:47 ntpdate[14094]: adjust time server 212.83.33.85 offset
>> 0.003316 sec
>> 8 Nov 08:37:55 ntpdate[12228]: adjust time server 212.83.33.85 offset
>> 0.005892 sec
>> 8 Nov 08:38:04 ntpdate[14418]: adjust time server 131.188.3.221 offset
>> -0.008360 sec
>> ..
>>
>> Greets,
>> Stefan
>> _______________________________________________
>> pve-devel mailing list
>> pve-devel at pve.proxmox.com
>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
>>