Re: ZFS pool hangs (live-locks?) after adding L2ARC

Reply: Dimitry Andric : "Re: ZFS pool hangs (live-locks?) after adding L2ARC"
In reply to: Dimitry Andric : "Re: ZFS pool hangs (live-locks?) after adding L2ARC"
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From: Lev Serebryakov <lev_at_FreeBSD.org>
Date: Thu, 28 Dec 2023 15:03:10 UTC

On 28.12.2023 15:16, Dimitry Andric wrote:

>>>    I can not find any discussion about such problem on Internet. Also, "live" system doesn't have these "z_int_X_Y" threads at all.
>>>    I want my L2ARC, I've payed for this NVMe!
>>
>> Any ideas?
> 
> Do you know 100% sure that this new NVMe device is working correctly? Are there any errors to be found in SMART information, dmesg or syslog?

  I'm running "ssd-steadystate.fio" on this SSD now (not whole SSD but only l2arc partition, which is 85% of whole SSD to have 15% over-provisioning), after running `trim` on it.

  Let see...

  If you could advice better scenario for `fio` (with some TRIM added for good measure?) I can run it too.

-- 
// Lev Serebryakov