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Re: [linux-lvm] snapshots+highmem+'md raid5'



On Thu, Jun 12, 2003 at 03:28:59PM +0200, Koch, Steffen wrote:
> > > Anyone out there using MD RAID5 as physical volumes, high 
> > memory enabled
> > > (> 960m of physical memory) and snapshots under load successfully ?
> > FYI: I use MD RAID5 as physical but I had to disable the
> > himem completely, because otherwise 1.0.7 would live-lock
> > the entire system ...
> 
> I've a similar problem. My machine has only 768M RAM but I think it may be
> related. I've 4 IDE disks making up a MD raid5. This md is a single PV in a
> VG. If I copy some amount of data (mostly from about 2-4 gigabytes) to a LV
> created in that VG the complete system locks up, no chance to press
> ctrl-alt-del, only hard reset works.
> 
> If someone has a solution for this please help.

hmm, do you have himem enabled (in kernel config)?
if yes, try to disable it ...

best,
Herbert

> BTW: I'm using LVM 1.0.7
> 
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