A Blown transformer, hours of fixing and a day later...

Ugo Bellavance ugob at CAMO-ROUTE.COM
Tue Jul 20 19:26:52 IST 2004


Jason Williams wrote:
> Hello everyone.
>
> Well, I had quite a day yesterday to put it mildly. After our building lost
> power for 9 hours (as well as two buildings next to us) I spent a better
> part of the afternoon and evening putting all my systems back together.
> This all happened at 6am in the morning and by the time I got to the
> office, our APC's had run out of juice and all the servers powered down.
> :(  Anyway, 8 hours later, we finally had power and I began the process of
> bringing everything up.

Where they powered down cleanly?  If not, you should use apcupsd.

http://www.freebsd.org/cgi/ports.cgi?query=apcupsd&stype=all

>
> What I have noticed today is that the load averages are sort of all over
> the place; from 0.01 to 0.33 with a average of about 0.07. Still low, but
> i'm trying to figure out what, if anything could be wrong.

Load is more than OK... I don't see why you are worrying.

> I have also
> noticed that my available free physical ram seems to be slowly trickling
> down. I'm thinking that this is ok though, because once MS restarts itself
> after some time, I see a kick back in available free physical RAM. I'm
> thinking to check memory, vmstat would be the best way to go?

Using the top command, you can see what is active, what is inactive,
what is wired, cache and buffer.  What do you have there?

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