Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Thanks, I will try that. PN 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 > and > > 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, > OOM > > 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 > the > > full sync? > > Our target is to increased to 30 partitions, how much memory shall be > enough > > 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 > _______________________________________________ > drbd-user mailing list > drbd-user at lists.linbit.com > http://lists.linbit.com/mailman/listinfo/drbd-user > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.linbit.com/pipermail/drbd-user/attachments/20080624/cb0accbb/attachment.htm>