Re: [ovirt-users] Some tests results: lustrefs over nfs on VM

2017-11-21 Thread Arman Khalatyan
Ok, thanks, looks like a BUG, I will open one... On Tue, Nov 21, 2017 at 12:40 PM, Yaniv Kaul wrote: > > > On Mon, Nov 20, 2017 at 4:24 PM, Arman Khalatyan wrote: >> >> On Mon, Nov 20, 2017 at 12:23 PM, Yaniv Kaul wrote: >> > >> > >> >

Re: [ovirt-users] Some tests results: lustrefs over nfs on VM

2017-11-21 Thread Yaniv Kaul
On Mon, Nov 20, 2017 at 4:24 PM, Arman Khalatyan wrote: > On Mon, Nov 20, 2017 at 12:23 PM, Yaniv Kaul wrote: > > > > > > Define QoS on the NIC. > > But I think you wish to limit IO, no? > > Y. > > > For the moment QoS is unlimited. > Actually for some tasks

Re: [ovirt-users] Some tests results: lustrefs over nfs on VM

2017-11-20 Thread Arman Khalatyan
On Mon, Nov 20, 2017 at 12:23 PM, Yaniv Kaul wrote: > > > Define QoS on the NIC. > But I think you wish to limit IO, no? > Y. > For the moment QoS is unlimited. Actually for some tasks I wish to allocate 80% of 10Gbit interface, but the VM interface is always 1Gbit. Inside the

Re: [ovirt-users] Some tests results: lustrefs over nfs on VM

2017-11-20 Thread Yaniv Kaul
On Nov 19, 2017 11:05 PM, "Arman Khalatyan" wrote: hi Yaniv, yes for sure I hit some cache in between but not the vm cache, it has a 4GB ram, with oflag=direct I get about 120MB/s for the data analysis the cache is our friend:) The backend is a lustrefs 2.10.x. yes we have

Re: [ovirt-users] Some tests results: lustrefs over nfs on VM

2017-11-19 Thread Arman Khalatyan
hi Yaniv, yes for sure I hit some cache in between but not the vm cache, it has a 4GB ram, with oflag=direct I get about 120MB/s for the data analysis the cache is our friend:) The backend is a lustrefs 2.10.x. yes we have dedicated 10G on the hosts, where we can limit the vm interface to

Re: [ovirt-users] Some tests results: lustrefs over nfs on VM

2017-11-19 Thread Yaniv Kaul
On Sun, Nov 19, 2017 at 7:08 PM, Arman Khalatyan wrote: > Hi, in our environment we got pretty good io performance on VM, with > following configuration: > lustrebox: /lust mounted on "GATEWAY" over IB > GATEWAY: export /lust as nfs4 on 10G interface > VM(test.vm): import as