Re: Question on 11gR2 RAC Cluster Time Synchronization Service (CTSS)

I have the same problem, and I solved it with a carefully adjusted drift file (using ntpdate from time to time)

Regards
Martin

D'Hooge Freek schrieb:
> Li,
>
> CTTS will indeed only keep the time of the cluster nodes synchronised between the nodes themselves and not with an external source.
> If you want this, then you need to configure the network time protocol (NTP) daemon.
> When the NTPD is running, the CTTS process will automatically run in "observer" mode.
>
>
> Regards,
>
> Freek D'Hooge
> Uptime
> Oracle Database Administrator
> email: freek.dhooge_at_uptime.be
> tel +32(0)3 451 23 82
> http://www.uptime.be
> disclaimer: www.uptime.be/disclaimer
>
> -----Original Message-----
> From: oracle-l-bounce_at_freelists.org [mailto:oracle-l-bounce_at_freelists.org] On Behalf Of Li Li
> Sent: woensdag 22 juni 2011 17:17
> To: oracle-l
> Subject: Question on 11gR2 RAC Cluster Time Synchronization Service (CTSS)
>
> Hi, List,
>
> In a 11.2.0.2 RAC, with 11gR2 RAC Cluster Time Synchronization Service
> (CTSS) running in active mode, CTSS does its work to sync time among
> all nodes in the cluster. However, the time on all nodes gets behind
> after a while (say 5 minutes behind after 8 months) . How would you
> guys handle this situation? and how would you prevent this from
> happening again? I've googled and searched on oracle documentation and
> couldn't find anything about it.
>
> Thanks in advance!
> -Li
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> http://www.freelists.org/webpage/oracle-l
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>

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