On 08/11/2019 16:52, Skylar Thompson wrote:
> We don't run diskless systems, but use cgroups where possible to limit the
> damage users can do to a node. We derate the node's total usable memory by
> 2GB (OS) + GPFS pagepool to avoid paging whenever possible.
>
I would add that as the RAM in the
On Fri, 08 Nov 2019 10:25:24 -0600, Damir Krstic said:
> I was wondering if it's safe to turn off swap on gpfs client machines? we
> have a case where checkpointing is swapping and we would like to prevent it
> from doing so by disabling swap. However, the gpfs manual admin.
GPFS will work just
We don't run diskless systems, but use cgroups where possible to limit the
damage users can do to a node. We derate the node's total usable memory by
2GB (OS) + GPFS pagepool to avoid paging whenever possible.
On Fri, Nov 08, 2019 at 11:31:20AM -0500, david_john...@brown.edu wrote:
> We have most
Thanks - that's what I thought. We also (many refreshes ago) ran diskless
images with RedHat 6 and GPFS 3.4 and ran into no issues with having swap
off. I figured to ask in case something has changed with the Spectrum
Scale.
Damir
On Fri, Nov 8, 2019 at 10:31 AM wrote:
> We have most of our
We have most of our clients network booted and diskless — no swap possible.
Gpfs still works until someone runs the node out of memory
-- ddj
Dave Johnson
> On Nov 8, 2019, at 11:25 AM, Damir Krstic wrote:
>
>
> I was wondering if it's safe to turn off swap on gpfs client machines?
I was wondering if it's safe to turn off swap on gpfs client machines? we
have a case where checkpointing is swapping and we would like to prevent it
from doing so by disabling swap. However, the gpfs manual admin.
manual states to have swap enabled and sufficiently large, but it does not