Thank you, I will try to increase to 20 and see what happens. Bug is filed: https://bugzilla.redhat.com/show_bug.cgi?id=1175255
On 17 December 2014 at 11:48, Yeela Kaplan <ykap...@redhat.com> wrote: > > Hi, > You are right, the problem is with the file handlers. > You can increase the number of handlers in pool using the vdsm config > file, which is supposed to be under the following directory in your system: > > /usr/lib/python2.6/site-packages/vdsm/config.py > > The default value for 'process_pool_max_slots_per_domain' is 10, so you > can increase it by a bit, but not too much. > > But I suspect the problem is in a larger scale, and this is only a > temporary relief for your system and this needs much more attention and a > proper fix. > could you please open a bug on RHEV/vdsm in bugzilla stating all of the > details of your setup and logs? > > thanks, > Yeela > > ----- Original Message ----- > > From: "Tiemen Ruiten" <t.rui...@rdmedia.com> > > To: "Users@ovirt.org" <users@ovirt.org> > > Sent: Wednesday, December 17, 2014 10:53:39 AM > > Subject: Re: [ovirt-users] ERROR 'no free file handlers in pool' while > creating VM from template > > > > Would this be limits for the vdsm process? Then what is the proper way to > > change ulimits for VDSM? > > > > On 16 December 2014 at 20:45, Donny Davis < do...@cloudspin.me > wrote: > > > > > > > > > > The only thing I can think of would be file hard and soft limits, but I > am no > > oVirt pro. > > > > > > > > 'no free file handlers in pool' that would make sense to me… > > > > Donny > > > > > > > > > > > > From: Tiemen Ruiten [mailto: t.rui...@rdmedia.com ] > > Sent: Tuesday, December 16, 2014 12:40 PM > > To: Donny Davis > > Cc: Users@ovirt.org > > Subject: Re: [ovirt-users] ERROR 'no free file handlers in pool' while > > creating VM from template > > > > > > > > > > > > About 25-30. The nodes are Xeon(R) CPU E5-2650 0 @ 2.00GHz with 16 > > hyperthreaded cores and 64 GB of RAM each. At the moment I created the > VM, > > processor load on both nodes was less than 1. > > > > > > > > > > > > On 16 December 2014 at 20:29, Donny Davis < do...@cloudspin.me > wrote: > > > > What is the VM load you are running on your servers? > > > > > > > > -----Original Message----- > > From: users-boun...@ovirt.org [mailto: users-boun...@ovirt.org ] On > Behalf Of > > Tiemen Ruiten > > Sent: Tuesday, December 16, 2014 12:27 PM > > To: users@ovirt.org > > Subject: [ovirt-users] ERROR 'no free file handlers in pool' while > creating > > VM from template > > > > Hello, > > > > I ran into a nasty problem today when creating a new, cloned VM from a > > template (one virtual 20 GBdisk) on our two-node oVirt cluster: on the > node > > where I started a VM creation job, load skyrocketed and some VMs stopped > > responding until and after the job failed. Everything recovered without > > intervention, but this obviously shouldn't happen. I have attached the > > relevant vdsm log file. The button to create the VM was pressed around > > 11:17, the first error in the vdsm log is at 11:23:58. > > > > The ISO domain is a gluster volume exposed via NFS, the storage domain > for > > the VM's is also a gluster volume. The underlying filesystem is ZFS. > > The hypervisor nodes are full CentOS 6 installs. > > > > I'm guessing the 'no free file handlers in pool' in the vdsm log file is > key > > here. What can I do to prevent this from happening again? Apart from not > > creating new VMs of course :) > > > > Tiemen > > > > > > > > > > > > > > > > > > > > -- > > > > > > Tiemen Ruiten > > Systems Engineer > > R&D Media > > > > > > -- > > Tiemen Ruiten > > Systems Engineer > > R&D Media > > > > _______________________________________________ > > Users mailing list > > Users@ovirt.org > > http://lists.ovirt.org/mailman/listinfo/users > > > -- Tiemen Ruiten Systems Engineer R&D Media
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