[DRBD-user] painfully slow sync
Lars.Ellenberg at linbit.com
Tue Jan 27 01:26:38 CET 2004
/ 2004-01-26 15:48:14 -0600
\ dave at gottathink.com:
> Quoting Lars Ellenberg <Lars.Ellenberg at linbit.com>:
> > / 2004-01-25 23:38:08 -0800
> > \ Dave Dunkin:
> > > I've got drbd set up on two RedHat 9 nodes with 60GB software RAID1
> > > devices I'm trying to mirror. I started it up for the first time and it
> > > started with a SyncAll from the primary to the secondary at around
> > > 10MB/sec (on a private 100Mbps network). Then at almost exactly 30%
> > > though the sync, the sync speed dropped to an abysmal 500KB/sec. I've
> > > tried upping the minimum and setting the nice level, but nothing seems
> > > to improve the situation. I tried stopping and restarting the sync
> > > process and the same thing happened at 30%.
> > you are sure that your /dev/md is not rebuilding at the same time?
> /dev/md is not rebuilding.
? .... ?
please provide more information, otherwise all we can do is guess.
type and size of the lower level devices of your md, syslog,
whatever seems remotely relevant...
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