thank you Vlad - looks like we have the same yes's Do you remember if you had to make any settings on the OS level or in the kernel to make it work?
-b On Thu, Jun 22, 2023 at 5:31 PM Ozeryan, Vladimir < vladimir.ozer...@jhuapl.edu> wrote: > Hello, > > > > We have the following configured and it seems to be working ok. > > > > CgroupAutomount=yes > ConstrainCores=yes > ConstrainDevices=yes > ConstrainRAMSpace=yes > > Vlad. > > > > *From:* slurm-users <slurm-users-boun...@lists.schedmd.com> *On Behalf Of > *Boris Yazlovitsky > *Sent:* Thursday, June 22, 2023 4:50 PM > *To:* Slurm User Community List <slurm-users@lists.schedmd.com> > *Subject:* Re: [slurm-users] [EXT] --mem is not limiting the job's memory > > > > *APL external email warning: *Verify sender > slurm-users-boun...@lists.schedmd.com before clicking links or attachments > > > > Hello Vladimir, thank you for your response. > > > > this is the cgroups.conf file: > > CgroupAutomount=yes > ConstrainCores=yes > ConstrainDevices=yes > ConstrainRAMSpace=yes > ConstrainSwapSpace=yes > MaxRAMPercent=90 > AllowedSwapSpace=0 > AllowedRAMSpace=100 > MemorySwappiness=0 > MaxSwapPercent=0 > > > > /etc/default/grub: > > GRUB_DEFAULT=0 > GRUB_TIMEOUT_STYLE=hidden > GRUB_TIMEOUT=0 > GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian` > GRUB_CMDLINE_LINUX_DEFAULT="" > GRUB_CMDLINE_LINUX="net.ifnames=0 biosdevname=0 cgroup_enable=memory > swapaccount=1" > > > > what other cgroup settings need to be set? > > > > && thank you! > > -b > > > > On Thu, Jun 22, 2023 at 4:02 PM Ozeryan, Vladimir < > vladimir.ozer...@jhuapl.edu> wrote: > > --mem=5G. Should allocate 5G of memory per node. > > Are your cgroups configured? > > > > *From:* slurm-users <slurm-users-boun...@lists.schedmd.com> *On Behalf Of > *Boris Yazlovitsky > *Sent:* Thursday, June 22, 2023 3:28 PM > *To:* slurm-users@lists.schedmd.com > *Subject:* [EXT] [slurm-users] --mem is not limiting the job's memory > > > > *APL external email warning: *Verify sender > slurm-users-boun...@lists.schedmd.com before clicking links or attachments > > > > Running slurm 22.03.02 on Ubunutu 22.04 server. > > Jobs submitted with --mem=5g are able to allocate an unlimited amount of > memory. > > > > how to limit on the job submission level how much memory it can grab? > > > > thanks, and best regards! > Boris > > > >
