Re: [slurm-users] About x11 support

2018-11-22 Thread Williams, Gareth (IM&T, Clayton)
X11 comes up on this list now and then. I'm often tempted to describe our site's approach and will do so now it case it help others (or someone wants to say why it is a terrible approach). First some preamble: * we offer 'login' nodes with limits on what can be run as a highest-reliability op

[slurm-users] Unused reservations, accounting and sreport

2018-11-22 Thread Alberto Garcia
Hello all, I write to this list in order to see if some can provide some clarification about what I see as an inconsistency between reservations, accounting, and the output provided by sreport(most probably I’m missing something). I define my test: * We are testing SLURM in a small test cluste

Re: [slurm-users] About x11 support

2018-11-22 Thread Stu Midgley
indeed. All our workstations are submit hosts and in the queue, so people can run jobs on their local host if they want. We have a GUI tightly integrated with our environment for our staff to submit and monitor their jobs from (they don't have to touch a single job script). On Thu, Nov 22, 2018

Re: [slurm-users] $TMPDIR does not honor "TmpFS"

2018-11-22 Thread Chris Samuel
On Thursday, 22 November 2018 9:26:13 PM AEDT Christoph Brüning wrote: > Hi Chris, Hi Christoph! [...] > I was wondering if constantly making and deleting XFS projects has a > considerable impact on performance and stability. So I'd be glad if you > could share some of your experience with that

Re: [slurm-users] About x11 support

2018-11-22 Thread Chris Samuel
On Thursday, 22 November 2018 9:24:50 PM AEDT Tina Friedrich wrote: > I really don't want to start a flaming discussion on this - but I don't > think it's an unusual situation. Oops sorry, I wasn't intending to imply it wasn't a valid way to do it, it's just that across the many organisations I'

Re: [slurm-users] $TMPDIR does not honor "TmpFS"

2018-11-22 Thread Christoph Brüning
Hi Chris, I actually had the same idea concerning XFS project quotas when I came across that private-tmp SPANK plugin recently. Haven't had the opportunity to make a test implementation yet, though. I was wondering if constantly making and deleting XFS projects has a considerable impact on p

Re: [slurm-users] About x11 support

2018-11-22 Thread Tina Friedrich
I really don't want to start a flaming discussion on this - but I don't think it's an unusual situation. I have, in likewise roughtly 15 years of doing this, not ever worked anywhere where people didn't have a GUI to submit from. It's always been a case of 'Wand to use the cluster? We'll make y

Re: [slurm-users] How to check the percent cpu of a job?

2018-11-22 Thread Ole Holm Nielsen
On 11/22/2018 12:10 AM, Christopher Samuel wrote: I've just had a quick play with pestat and it reveals that Slurm 18.08.3 seems to have some odd ideas about load on nodes, for instance one of our KNL nodes that is offline is reported with a CPUload of 2.70, but I can see nothing running on it an

Re: [slurm-users] $TMPDIR does not honor "TmpFS"

2018-11-22 Thread Bjørn-Helge Mevik
Shenglong Wang writes: > Hope users do not have absolute path /tmp inside their scripts. We avoid that by giving each job a job-local "/tmp" (and "/var/tmp" for good measure) with a Spank plugin. The plugin then removes the folders afterwards. There are several versions of such spank plugins f