[CentOS] Server hangs on CentOS 5.5

Michael Eager eager at eagerm.com
Tue Mar 8 19:25:24 UTC 2011

m.roth at 5-cent.us wrote:
> Michael Eager wrote:
>> Brian Mathis wrote:
>>> On Tue, Mar 8, 2011 at 12:24 PM, Michael Eager <eager at eagerm.com> wrote:
>>>> Hi --
>>>> I'm running a server which is usually stable, but every
>>>> once in a while it hangs.  The server is used as a file
>>>> store using NFS and to run VMware machines.
>>>> I don't see anything in /var/log/messages or elsewhere
>>>> to indicate any problem or offer any clue why the system
>>>> was hung.
>>>> Any suggestions where I might look for a clue?
> <snip>
>> System is unresponsive.  Monitor blank, no response to keyboard,
>> no response to remote ssh.  Hit reset to reboot.
> Suggestion 1: ->from the console<-, run
> setterm --powersave off
> That way, even if you connect a monitor (in our, uh, "computer labs", we
> have a monitor-on-a-stick), you'll still see what's on the screen at the
> end, not the power save blanking.

I get a message "cannot (un)set powersave mode".

I'll add this to .xinitrc.

>> The only indication that I had that there was a problem (other
>> that attached systems were not accessing files) was that the fan(s)
>> on the server were louder than normal.
> Um. Um. What make is the server? We had that on some new Suns, where after
> working on them, the fans would spin up and *not* spin down to normal. The
> answer to that was, after powering them down, pull all the plugs, and
> leave them out for 20 sec or so....

House-built, Gigabyte MB, AMD Phenom II X6, 6Gb RAM.

Michael Eager	 eager at eagercon.com
1960 Park Blvd., Palo Alto, CA 94306  650-325-8077

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