Re: ZFS performance

From: mike tancsa <mike_at_sentex.net>
Date: Fri, 16 Feb 2024 11:18:39 UTC
On 2/15/2024 8:08 PM, joe mcguckin wrote:
> I have a ZFS fileserver running samba- I ‘m using it as a file server 
> and as a Timemachine backup server. TM work but mit is really slow.
> Are there speed tweaks for ZFS I can apply.  Does ZFS have perf 
> monitoring features I can use to characterize the speed?
>
>
If you use telegraf/grafana, you can capture a lot with

/usr/libexec/zfs/zpool_influxdb

The first one I look at is diskIO and if its pegged at 100% or not.  In 
terms of tweaking there are some great deep dives 
https://klarasystems.com/articles/ on zfs tuning for specific setups 
over the years.

     ---Mike