[Nut-upsuser] USB UPS and FreeBSD
doconnor at gsoft.com.au
Tue May 23 05:22:01 UTC 2006
On Tuesday 23 May 2006 13:33, Scott Tuc Ellentuch at T-B-O-H wrote:
> I'm using the ports... And there is the nut.sh, which I use. The
> problem is that you are also supposed to put in the "upsdrvctl shutdown" at
> some point where the filesystems are mounted read only so you don't get
> file corruption.
I don't believe there is any point in the shutdown process where the disks are
unmounted but userland is running. AFAIK the kernel does the unmounting just
before the shutdown.
> > Make sure you have a shutdown gracedelay though - FreeBSD doesn't run any
> > scripts after the disks are unmounted so you must start the UPS shutdown
> > phase before the disks are unmounted, hence the need for a grace delay.
> Where is this set then, no one else has mentioned it.
Depends on your UPS. HID UPSs have a standard way and you should be able to
put "offdelay=120" in the section for your UPS in ups.conf.
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
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