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> are there any efforts to work specifically on ZVOL performance There's this[1] work which integrated ZFS better with the kernel so it could merge small IOs o
by magicalhippo 3y ago
> are there any efforts to work specifically on ZVOL performance
There's this[1] work which integrated ZFS better with the kernel so it could merge small IOs on zvols better. It was merged almost a year ago. However due to a recent issue[2] it has been disabled until they can figure out what exactly is going on. If they can get it working it seemed to give a decent boost for certain scenarios.
[1]: https://github.com/openzfs/zfs/pull/13148 https://github.com/openzfs/zfs/pull/13148
[2]: https://github.com/openzfs/zfs/issues/15351 https://github.com/openzfs/zfs/issues/15351