[Spce-user] kamailio-proxy.log error - mysql lost connection

[Martin Wong]

Hi Jeremie, thanks for the info.

What RAID config do you have on the SASes?

Would probably take your advice on the drives. Considering it's on a VM on
a cloud provider...

Anything else like CPU / RAM which I need to be concerned with?

Thanks

On Tue, May 28, 2013 at 10:32 AM, Jeremie Chism <jchism2 at gmail.com> wrote:

> I/O wait kills sipwise. Just speaking from experience. If you have dial
> traffic and you are using sata drives or slow drives its just a matter if
> time before it breaks. We aren't using a dialer and we use sas 15K drives
> only b
>
> Sent from my iPhone
>
> On May 27, 2013, at 8:31 AM, Andrew Pogrebennyk <apogrebennyk at sipwise.com>
> wrote:
>
> > On 05/27/2013 03:28 PM, Martin Wong wrote:
> >> Nothing in the mysqld.err that stands out. After a reboot, the issue
> >> goes away.
> >>
> >> Not sure why.
> >>
> >> There's dialer traffic which makes lots of calls which probably is the
> >> cause. Not to say that the server load is very high... the CPU is quite
> low.
> >>
> >> Do you think it's because it's a virtual machine?
> >
> > That could be possible, but can't say for sure without knowing the
> > underlying hardware. What kind of HDD/RAID does that machine have?
> > Do you see high %wa percentage (IO wait) in 'top'? What is the disk
> > utilization reported in 'iostat -dx1' when that customer is dialing?
> >
> > HTH.
> > Andrew
> >
> >
> > _______________________________________________
> > Spce-user mailing list
> > Spce-user at lists.sipwise.com
> > http://lists.sipwise.com/listinfo/spce-user
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.sipwise.com/pipermail/spce-user_lists.sipwise.com/attachments/20130528/52cc63e1/attachment-0001.html>