it seems that a "new" sequential scrub algorithm for ZFS is causing head aches on some of our Nested systems.
The "new" metadata scan reads through the structure of the pool and gathers an in-memory queue of I/Os, sorted by size and offset on disk. The issuing phase will then issue the scrub...
This one has been on the back of my mind for a while.
So we have our hosts with ZFS RAID10 arrays which do their scheduled ZFS scrub every month.
On top of those arrays we have FreeBSD VMs using ZFS again, however the scrubbing schedule there is disabled.
Is there any benefit from...
I'm still fairly new to running a proxmox server and just hit a major issue. Recently my proxmox server suffered a sudden power loss and when it came back online, all data in a directory was lost. Strangely, not all directories were affected because my VMs and containers were unaffected and...
I've configured mail notifications via ZFS Event Daemon / ZED and mail notifications for "ZFS scrub_finish event for rpool ..." work just fine.
I would like to receive mails when ZFS starts scrubbing as well. How can I set this?
Thank you for Proxmox!
I have been using proxmox for about 3 years.
I have about 40 proxmox dedicated servers
I've created about 400 virtual servers in these 40 servers and i had no problems.
I started to see errors in some of the proxmox servers last week
ZFS mirror 1 two SSD Disk.
and i tried...
I have decided to automate the scrubbing of my pool with the advice provided by @tom from this post ZFS Health and because it is no good scrubbing if you aren't notified of a problem looked in the suggestion at the end of that post about using /etc/zfs/zed.d/zed.rc.
Information about this ZFS...