poknam at gmail.com
Tue Jun 24 10:39:58 CEST 2008
Thanks, I will try that.
2008/6/23 Lars Ellenberg <lars.ellenberg at linbit.com>:
> On Mon, Jun 23, 2008 at 03:49:13PM +0800, PN wrote:
> > Hi all,
> > Currently we are using DRBD 8.2 on RHEL 4.5. We have 5 drbd partitions
> > works with GFS and multipath. It works well in the past few months.
> > Last week, we increased the number of partitons to 12 and do a full sync,
> > occurred and we need to reboot the whole cluster.
> > The 2 storages have dual Xeon 3GHz CPUs and 2GB RAM, is it too few to do
> > full sync?
> > Our target is to increased to 30 partitions, how much memory shall be
> > for the operational need on the storage servers?
> 30 drbd, all syncing in parallel,
> using max-buffers (in unit of page size) of ~4000 to 8000:
> 8000 * 4k * 30 --> around one GB of buffers in flight
> with drbd only.
> if you cannot handle that gracefully, down the "max-buffers" settings,
> and serialize the resync of those resources.
> : Lars Ellenberg http://www.linbit.com :
> : DRBD/HA support and consulting sales at linbit.com :
> : LINBIT Information Technologies GmbH Tel +43-1-8178292-0 :
> : Vivenotgasse 48, A-1120 Vienna/Europe Fax +43-1-8178292-82 :
> please don't Cc me, but send to list -- I'm subscribed
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