I don't know if this is related or not, but I was having trouble with a
similar( I assume) box.  2 cpus, intel card, adaptec 2940, but without RAID.
You don't have an AGP video card in there, do you.  I can't explain it, nor
did I ever investigate it.  But, when I switched out the AGP card for a PCI
card, I never had the system lock up on me again.

Ignore if this doesn't apply.

Jon V

> ----------
> From:         Jason A. Diegmueller[SMTP:[EMAIL PROTECTED]]
> Sent:         Wednesday, September 15, 1999 12:08 PM
> To:   'Heinz Christian'; 'Tom Kunz'; 'David Holl'; 'Michael Sloan'; 'Mike
> Black'; 'Jean-Francois Patenaude'; Jay Klute
> Cc:   [EMAIL PROTECTED]; '[EMAIL PROTECTED]'
> Subject:      RE: Linux box locking up ..
> 
> In response to the HP Netserver LXe Pro lockup issue I had before, 
> and with the responses I've gotten so far, here is my current
> plan of attack.  Any further input or suggestions are as always
> welcome:
> 
> 1. I'm compiling without SMP support as we speak.  The most this
>    thing has made it is 3 full days without locking up solid,
>    so if it runs for a week I'll blame it on 2.2.11 SMP, I guess.
> NOTE:   I can't go newer then 2.2.11 at this time due to the fact
>    the latest released raid0145 patch is for 2.2.11.  RAID 
>    people, I haven't tried it yet:  Will it patch 2.2.12 without
>    too much hassle?
> 2. If still getting lockups without SMP, I'm going to try pulling
>    the Intel EEPro and let a 3c905B have a whack at it.
> 3. I just thought of this, but the 78xx firmware is probably still 
>    the original from when the machine was purchased in 1996.  I 
>    guess I could broach the firmware-update route.  I feel stupid
>    for not having done this yet.
> 4. If still no luck, I could possibly wheel a different SCSI 
>    controller out there.  Admittedly, I've never used anything but
>    IDE or 2940UWs in Linux boxes; what other cards are fairly well-
>    supported and reliable?  I'll try disabling onboard and going 
>    with a different controller if we get all the way down here to 
>    the fourth point. [grin]
> 
> Thank you for all who have assisted so far, and in the future.
> 
> ::: Jason A. Diegmueller
> ::: Microsoft Certified Systems Engineer
> ::: 513/542-1500 WORK  //  [EMAIL PROTECTED]
> ::: Systems Administrator, Bertke Systems Innovations
> 
> : -----Original Message-----
> : From: Mike Black [mailto:[EMAIL PROTECTED]]
> : Sent: Wednesday, September 15, 1999 10:58 AM
> : To: Jason A. Diegmueller
> : Cc: [EMAIL PROTECTED]
> : Subject: Re: Linux box locking up ..
> : 
> : 
> : I've got similar setup with Dual PIII/450, AIC7880 on-board, 
> : 2940U2W, IDE
> : root drive and it locks up me real quickly when doing heavy 
> : disk i/o on the
> : RAID set.  I'm isolating this system now to hopefully debug 
> : this problem.
> : 
> : ________________________________________
> : Michael D. Black   Principal Engineer
> : [EMAIL PROTECTED]  407-676-2923,x203
> : http://www.csi.cc  Computer Science Innovations
> : http://www.csi.cc/~mike  My home page
> : FAX 407-676-2355
> : ----- Original Message -----
> : From: Jason A. Diegmueller <[EMAIL PROTECTED]>
> : To: <unlisted-recipients:; (no To-header on input)>
> : Cc: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
> : Sent: Wednesday, September 15, 1999 10:43 AM
> : Subject: Linux box locking up ..
> : 
> : 
> : I must say I've never seen this in my entire life, so
> : I wanted to get some input.  This is sent to both the
> : linux-admin and linux-raid lists.
> : 
> : I have a customer/friend (yes, the two-in-one combo that
> : is often noted for being dangerous =) who recently upgraded
> : an old SCO setup they had to SCO Openserver 5.0.5.  This
> : included selling him new hardware and the works.  This meant
> : that his old HP Netserver LXe Pro (which is a gorgeous machine)
> : became a spare server for us to utilize.
> : 
> : Being the avid Linux geek I am, I immediately dumped Linux
> : on there.  The Mylex DAC960 was not supported (the card
> : is the old 2.x firmware variety, and HP wanted money to upgrade
> : us to the 3.x series) so I could not utilize the hardware
> : RAID.  Instead, I went with software.
> : 
> : It is a dual-processored machine (capable of 4, only utilizing
> : two PPro 200's at this time, 512k cache each), so I have
> : SMP compiled it.  So at the current time, it basically is:
> :  linux-2.2.11-SMP with raid0145-990824 with four 2gb drives
> :  in a RAID-5.  The SCSI bus is onboard Adaptec 78xx.  The
> :  network card is an Intel Etherexpress PRO.
> : 
> : The problem?  It locks up.  Solid.  I've never in my life
> : seen a Linux box just lock up, with no hints anywhere in
> : logfiles.  On the other hand, I've never gotten my hands on
> : hardware this "big" (This sucker was $31k retail when they
> : bought it).  The machine is currently virutally unused (other
> : then qpopper for POP mail); SAMBA is setup on it, but is
> : currently completely unutilized at this time.
> : 
> : It seems to lock hard every few days.  Maybe 3 or 4?  I see
> : no coorelation of activity (ie, users doing something) and
> : lockups, but am willing to dig a little deeper if someone has
> : an idea.
> : 
> : I was wondering two things:
> :  A. Are there any known incompatibilities with any of this
> :     hardware?  I've seen some mentions of aix78xx, SMP, and
> :     raid causing problem.  Is this what I'm bumping in to?
> :  B. Is there anything I can do to figure out WHAT is causing
> :     the hard lockups?  Again, no hints in /var/log/messages or
> :     anywhere else.  Possibly a serial cable to a dumb terminal
> :     constantly dumping system information?
> : 
> : Any information or clues would be more then appreciated.  Replies
> : directly to the list are more then fine; I subscribe to both.
> : 
> : Thanks.
> : 
> : ::: Jason A. Diegmueller
> : ::: Microsoft Certified Systems Engineer
> : ::: 513/542-1500 WORK  //  [EMAIL PROTECTED]
> : ::: Systems Administrator, Bertke Systems Innovations
> : 
> : 
> : -====---====---====---====---====---====---====---====---====-
> : --====---====-
> :  to unsubscribe email "unsubscribe linux-admin" to 
> : [EMAIL PROTECTED]
> :  See the linux-admin FAQ: http://www.kalug.lug.net/linux-admin-FAQ/
> : 
> 

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