[slurm-dev] Re: questions

2017-05-30 Thread Lachlan Musicman
Hi and welcome to SLURM. It is late and I am tired, but: 1. SLURM is a cluster 2. front end will run the slurm-ctld service. Compute nodes will run slurmd service. How that is divided is up to you. cheers L. -- "Mission Statement: To provide hope and inspiration for collective action, t

[slurm-dev] Re: Questions about Openmpi, PMI-1 and slurm.conf

2017-04-10 Thread Doug Meyer
Many thanks to all. Doug On Sat, Apr 8, 2017 at 9:18 PM, r...@open-mpi.org wrote: > > > > On Apr 8, 2017, at 8:44 PM, Doug Meyer wrote: > > > > Running 15.x and have run into a next step that is probably us tripping > over our feet. > > > > Engineers were happy clams with SGE but it was time t

[slurm-dev] Re: Questions about Openmpi, PMI-1 and slurm.conf

2017-04-08 Thread r...@open-mpi.org
> On Apr 8, 2017, at 8:44 PM, Doug Meyer wrote: > > Running 15.x and have run into a next step that is probably us tripping over > our feet. > > Engineers were happy clams with SGE but it was time to move one. We have > adopted slurm and are moving users forward. So far, much joy. As we w

[slurm-dev] Re: Questions about Openmpi, PMI-1 and slurm.conf

2017-04-08 Thread vanessa sochat
Unsubscribe On Sat, Apr 8, 2017 at 8:45 PM, Doug Meyer wrote: > Running 15.x and have run into a next step that is probably us tripping > over our feet. > > Engineers were happy clams with SGE but it was time to move one. We have > adopted slurm and are moving users forward. So far, much joy.

[slurm-dev] Re: Questions on gres_alloc

2013-11-27 Thread Oliver Fortmeier
Dear Moe Jette, Thanks for the link to the patch. Oliver > -Ursprüngliche Nachricht- > Von: Moe Jette [mailto:je...@schedmd.com] > Gesendet: Mittwoch, 27. November 2013 22:06 > An: slurm-dev > Betreff: [slurm-dev] Re: Questions on gres_alloc > > > This bug i

[slurm-dev] Re: Questions on gres_alloc

2013-11-27 Thread Moe Jette
This bug in Slurm will be fixed in version 2.6.5 when released. You can gat an early patch for this here: https://github.com/SchedMD/slurm/commit/1ae427dd88133ae62183dba0444d2c68afccb55c.patch Quoting Oliver Fortmeier : Dear slurm-dev, We have a question on the value of gres_alloc which

[slurm-dev] Re: Questions about the task/cgroup plugin

2012-09-13 Thread Moe Jette
This change will be in version 2.4.3, which we hope to release within a few days. Thanks you! Quoting Matthieu Hautreux : > You will find enclosed a proposal of a patch to solve the issue. > > Let me know if the logic sounds good to you concerning the way the > ConstrainRAMSpace=no and Constr

[slurm-dev] Re: Questions about the task/cgroup plugin

2012-09-12 Thread Matthieu Hautreux
You will find enclosed a proposal of a patch to solve the issue. Let me know if the logic sounds good to you concerning the way the ConstrainRAMSpace=no and ConstrainSwapSpace=yes combination is treated. We should plan to study the eventfd logic to provide an option in cgroup.conf to specifically

[slurm-dev] Re: Questions about the task/cgroup plugin

2012-09-11 Thread Matthieu Hautreux
2012/9/6 Bjørn-Helge Mevik : > > "Mark A. Grondona" writes: > >> Hm, that doesn't seem to agree with the documentation, so I would >> assume that is a bug. > > Yes, especially since ConstrainSwapSpace seems to constrain RAM+swap > according to the documentation. I agree that this is a bug. The C

[slurm-dev] Re: Questions about the task/cgroup plugin

2012-09-06 Thread Bjørn-Helge Mevik
"Mark A. Grondona" writes: > Hm, that doesn't seem to agree with the documentation, so I would > assume that is a bug. Yes, especially since ConstrainSwapSpace seems to constrain RAM+swap according to the documentation. > Either the docs or the code should be updated. > Anyhow, if you'd like t

[slurm-dev] Re: Questions about the task/cgroup plugin

2012-09-05 Thread Mark A. Grondona
Bjørn-Helge Mevik writes: > "Mark A. Grondona" writes: > >> There will be detailed documentation regarding memory cgroups in >> the Documentation for your kernel (or, the latest documentation is >> here >> >> http://www.kernel.org/doc/Documentation/cgroups/memory.txt > > Thanks! I'm going to

[slurm-dev] Re: Questions about the task/cgroup plugin

2012-09-05 Thread Bjørn-Helge Mevik
"Mark A. Grondona" writes: > There will be detailed documentation regarding memory cgroups in > the Documentation for your kernel (or, the latest documentation is > here > > http://www.kernel.org/doc/Documentation/cgroups/memory.txt Thanks! I'm going to go through that. > I'm sure you have a

[slurm-dev] Re: Questions about the task/cgroup plugin

2012-09-04 Thread Mark A. Grondona
Bjørn-Helge Mevik writes: > We've switched to use the task/cgroup plugin to constrain the memory > usage on our cluster. (Slurm 2.4.1, Rocks 6.0 based on CentOS 6.2) > > We have the following cgroup.conf: > > - > ### > ### General settings > ### > > CgroupMountpoint=/dev/cgroup > Cg

[slurm-dev] Re: Questions about SlurmUser and file permissions

2012-03-22 Thread Bjørn-Helge Mevik
Moe Jette writes: > You findings are correct. I would like to leave the log file creation > in the same place (as soon as possible) instead of moving after > changing the user and group ID. The following patch creates the file > at the same time, but immediately changes the file owner. Rat

[slurm-dev] Re: Questions about SlurmUser and file permissions

2012-03-21 Thread Moe Jette
You findings are correct. I would like to leave the log file creation in the same place (as soon as possible) instead of moving after changing the user and group ID. The following patch creates the file at the same time, but immediately changes the file owner. Rather than changing version