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Re: kern/49457: 'atactl sleep' loses drive
The following reply was made to PR kern/49457; it has been noted by GNATS.
From: mlelstv%serpens.de@localhost (Michael van Elst)
Subject: Re: kern/49457: 'atactl sleep' loses drive
Date: Mon, 1 Apr 2019 22:17:39 -0000 (UTC)
hauke%Espresso.Rhein-Neckar.DE@localhost (Hauke Fath) writes:
> >[hauke@pizza] ~ # atactl wd1 sleep
> >load: 0.06 cmd: atactl 4012 [ahcicmd] 0.00u 0.00s 0% 0k
> >wd1: wd_flushcache: status=0x5128<TIMEOU>
> >wd1: IDENTIFY failed
> >At this point, only a reboot will bring the drive back.
> FTR, the issue is unchanged in netbsd-8.
If only a reboot brings it back, it's probably an issue
with the drive.
Here I see timeouts when accessing a sleeping drive, but the
drive wakes up after several seconds. Not perfect either.
Maybe a sucessful sleep command should configure larger timeouts.
Michael van Elst
"A potential Snark may lurk in every tree."
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