Performance drop following upgrade, resilvering

donsev

Explorer
Joined
Jan 15, 2017
Messages
79
Hello,

I replaced 2 hard drives and it's been resilvering for 2 days (currently at 58%). A couple hours before that I also updated to the TrueNAS-12.0-U2.1, my system has 32gb EEC RAM.

Since that time my server's performance has dramatically dropped. From VMs to plugins, to just copying files to and from the SMB. Is this because of the resilvering?

Checking `top` I see that something is using 300%+ of the WCPU.

1618933907255.png


Screenshot of my dash, showing vast majority of RAM being used by Services. I've disabled everything under the Services tab in the GUI.

1618934138248.png


Any input would be highly appreciated.
 

Tony-1971

Contributor
Joined
Oct 1, 2016
Messages
147
Hello,

From first screenshot CPU is IDLE, also the second one show low CPU usage (so not a CPU problem).
Which type of HDD you are using? SMR HDD are not good with ZFS.

Best Regards,
Antonio
 
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