[CentOS] CentOS 4.4 Strange hang on a poweredge 2900.
Damon L. Chesser
damon at damtek.com
Sun Dec 24 16:08:19 UTC 2006
Peter Serwe wrote:
> I have a brand new poweredge 2900 with 10 SAS drives configured in two
> arrays
> via the built-in PERC 5 raid controller as:
>
> raid 1: 2x73GB
>
> raid 10: 8x300GB
>
> It's got 4GB of ram, and it's intended to be an NFS filestore.
>
> For some strange reason, logging in with ssh works great, it returns a
> prompt, all seems well.
>
> I go to run a simple command like 'top' or 'yum -y install <package>',
> and my xterm/ssh session
> just locks. In some cases, it's drawn half of the top screen and
> hung, in other cases, it doesn't even
> do that. Kill the xterm window, bring a new one up, right back in,
> try it again, it repeats.
>
> What's interesting to me is that I have all kinds of other 'lesser'
> systems running CentOS 4.4, and
> I have none of these issues with them. My ~1.1TB raid 10 drive is
> sliced up into 4 parts, with the
> big one being about 950GB. Near as I can figure, I haven't hit any
> limitations, but I'm stumped
> by something that I *think* is probably either relatively trivial, or
> just a straight out hardware
> incompatibility. One thought is that it could be related to the Gb
> ethernet devices (bge).
>
> Commands like 'ifconfig -a' work great. 'dmesg | grep eth0' locks up
> the session.
>
> This is relatively frustrating. Googling doesn't seem to net any real
> results, and
> I can't seem to find anything relevant in the logs.
> One more relevant bit to add, this behavior does not exist from the
> console.
>
> Peter
>
Not answering your question, but I have to ask, what does ifconfig -a
do? I man ifconfig and it does not show an -a switch. Looked it up on
the Internet, still can't find a -a switch.
It seems like this is a NIC issue or I/O of the MB. Do you have another
NIC you can test it with?
--
Damon L. Chesser
damon at damtek.com
damon at okfairtax.org
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