[Users] Pstorage and read-only FS problem

2016-01-16 Thread Corrado Fiore
Dear All, we had recently experienced a filesystem corruption issue on a big-ish host where the HW RAID card suddenly started to behave erratically. After a few minutes, the OS (OVZ kernel 2.6.32) put the /vz filesystem in read-only, which forced us to shut down the entire node, check the FS wi

Re: [Users] Pstorage and read-only FS problem

2016-01-16 Thread Kirill Korotaev
In situations like yours pstorage will keep running everything fine - and you won’t even need to stop containers/VMs on that node. In other words - it will still use that node for reads (while it is able to serve the reads and doesn’t generate read errors), but won’t use for writes. It will also

Re: [Users] /proc/mounts ABI change, simfs quota regression

2016-01-16 Thread Dmitry V. Levin
Hi, On Sat, Jan 16, 2016 at 12:11:14AM -0500, Michael Stauber wrote: [...] > Kernel: 2.6.32-042stab113.11 on CentOS 6.7, fully YUM updated. [...] > Upon creation of a VPS with "simfs" and 2nd level disk quota enabled the > quota inside the VPS doesn't work: > > VPS]# mount > simfs on / type simfs