Hi ! Deadlock of NFS loopback happens with 3.10 stock kernel from CentOS 7.6 only or also with 4.x mainline ?
I use 4.x mainline on my nodes. > On 19 Nov 2018, at 12:59, Simone Tiraboschi <stira...@redhat.com> wrote: > > > > On Sun, Nov 18, 2018 at 12:58 PM Andrei Verovski <andre...@starlett.lv > <mailto:andre...@starlett.lv>> wrote: > Hi ! > > I run a series of benchmarks with IOZONE testing performance of > different RAID configurations on HP ProLiant DL380 + impact of NFS loopback. > > NFS loopback is necessary even for very small systems (e.g. just 2 > > AFAIK NFS loopback is still considered a bad practice and it's still strongly > recommended against since it could lead to deadlock and data loss. > See https://access.redhat.com/solutions/22231 > <https://access.redhat.com/solutions/22231> > I'd strongly recommend a single node hyper-converged gluster over that. > > nodes), since oVirt local storage setup is limited to single (only one) > node per data center and this is quite useless from the point of view of > functionality. > > Full article: > http://www.vacuum-tube.eu/wp/?p=537 <http://www.vacuum-tube.eu/wp/?p=537> > > Short YouTube slide show: > https://www.youtube.com/watch?v=Xw_VN9G8jSI > <https://www.youtube.com/watch?v=Xw_VN9G8jSI> > > Related video: > Moving away from local storage setup to NFS/GlusterFS > https://www.youtube.com/watch?v=2ebhZ5U6x_Y > <https://www.youtube.com/watch?v=2ebhZ5U6x_Y> > _______________________________________________ > Users mailing list -- users@ovirt.org <mailto:users@ovirt.org> > To unsubscribe send an email to users-le...@ovirt.org > <mailto:users-le...@ovirt.org> > Privacy Statement: https://www.ovirt.org/site/privacy-policy/ > <https://www.ovirt.org/site/privacy-policy/> > oVirt Code of Conduct: > https://www.ovirt.org/community/about/community-guidelines/ > <https://www.ovirt.org/community/about/community-guidelines/> > List Archives: > https://lists.ovirt.org/archives/list/users@ovirt.org/message/OCXJAMVDUVLZR5YUR26GD3CTOM4LJCJZ/ > > <https://lists.ovirt.org/archives/list/users@ovirt.org/message/OCXJAMVDUVLZR5YUR26GD3CTOM4LJCJZ/>
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