On Wed, Nov 21, 2018 at 10:08 AM Andrei Verovski <[email protected]> wrote:
> 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. > > AFAIK is still an open issue. > > > On 19 Nov 2018, at 12:59, Simone Tiraboschi <[email protected]> wrote: > > > > On Sun, Nov 18, 2018 at 12:58 PM Andrei Verovski <[email protected]> > 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 > 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 >> >> Short YouTube slide show: >> 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 >> _______________________________________________ >> Users mailing list -- [email protected] >> To unsubscribe send an email to [email protected] >> Privacy Statement: https://www.ovirt.org/site/privacy-policy/ >> oVirt Code of Conduct: >> https://www.ovirt.org/community/about/community-guidelines/ >> List Archives: >> https://lists.ovirt.org/archives/list/[email protected]/message/OCXJAMVDUVLZR5YUR26GD3CTOM4LJCJZ/ >> > >
_______________________________________________ Users mailing list -- [email protected] To unsubscribe send an email to [email protected] Privacy Statement: https://www.ovirt.org/site/privacy-policy/ oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/[email protected]/message/MLHNJNBADLKYTI5PTZQ4KRAWJJCJWQWE/
