Re: 2Re: panic: found dirty cache page 0xf046f1c0

1999-01-24 Thread Wilko Bulte
As Alfred Perlstein wrote...
 On Sat, 23 Jan 1999, Matthew Dillon wrote:
 
 i have 'ed' driver and mine blows up as well.
 
  :Here too... pretty quickly after boot on a SMP machine (current as of Jan
  :12) that pushes quite a bit of traffic, the following messages appear:
  :
  :de0: abnormal interrupt: transmit underflow (raising TX threshold to 
  96|256)
  :de0: abnormal interrupt: transmit underflow (raising TX threshold to 
  128|512)
  :de0: abnormal interrupt: transmit underflow (raising TX threshold to 
  160|1024)

I have seen these messages on both Freebsd/x86 and /axp with single CPU
machines. Almost all of them disappeared when I started using decent
UTP cabling. Believe it or not. So, I'd say the messages are not linked
to SMP at all.

  :
  :de0: Digital 21140A Fast Ethernet rev 0x22 int a irq 16 on pci0.12.0
  :de0: 21140A [10-100Mb/s] pass 2.2
  :de0: address 00:c0:f0:1f:5d:0d
  :de0: enabling Full Duplex 100baseTX port 
  Three people getting these panics, three people with DEC ethernet
  cards.  Random complaints about card during ifconfig: speaker goes 
  click,
  console gets junked, etc etc etc.
  
 
  s there anyone having this panic who does NOT have a DEC ethernet
  card ?

Wilko
_ __
 |   / o / /  _  Bulteemail: wi...@yedi.iaf.nl 
 |/|/ / / /( (_) Arnhem, The Netherlands  WWW  : http://www.tcja.nl
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Re: 2Re: panic: found dirty cache page 0xf046f1c0

1999-01-23 Thread Matthew Dillon

:
:i have 'ed' driver and mine blows up as well.
:
:panic: found dirty cache page 0xf047ae60
:Debugger(panic)

Ok, so much for if_de being the cause.

BTW, for anybody who doesn't want to wait for us to find the
bug, you can comment out the MADV_FREE code and that should
put a stop to it.  The MADV_FREE code isn't broken, but it seems
to cause the bug to occur which is why *I* haven't commented
it out - I'd rather find the bug.

Also, update your kernel trees and turn on the INVARIANTS options:

options INVARIANTS
options INVARIANT_SUPPORT

-Matt
Matthew Dillon 
dil...@backplane.com

:
:btw, i'm hardly 'stressing' this machine it's a k6-233+96ram and
:i'm running X and doing a 'make release'
:
:Is it safe to enable crashdumps on IDE disks yet?
:
:-Alfred

I don't know.

I wasn't aware that there was a problem with crash dumps on
ide disks.  There shouldn't be.


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Re: 2Re: panic: found dirty cache page 0xf046f1c0

1999-01-23 Thread Alfred Perlstein
On Sat, 23 Jan 1999, Matthew Dillon wrote:

 
 :
 :i have 'ed' driver and mine blows up as well.
 :
 :panic: found dirty cache page 0xf047ae60
 :Debugger(panic)
 
 Ok, so much for if_de being the cause.
 
 BTW, for anybody who doesn't want to wait for us to find the
 bug, you can comment out the MADV_FREE code and that should
 put a stop to it.  The MADV_FREE code isn't broken, but it seems
 to cause the bug to occur which is why *I* haven't commented
 it out - I'd rather find the bug.
 
 Also, update your kernel trees and turn on the INVARIANTS options:
 
   options INVARIANTS
   options INVARIANT_SUPPORT

cvsup'd and added, i'm going to run the code for a bit hopefully to
get you some output from the INVARIANTS.

 :Is it safe to enable crashdumps on IDE disks yet?
 
 I don't know.
 
 I wasn't aware that there was a problem with crash dumps on
 ide disks.  There shouldn't be.

Last 3 times i enabled it, it dumped on the wrong partition because it got
confused about LBA mode, anyone have a suggestion to test to make sure it
won't dump on my /usr instead of swap? (i don't have LBA enabled in my IDE
disk flags 0xe0ffe0ff)

-Alfred


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Re: 2Re: panic: found dirty cache page 0xf046f1c0

1999-01-23 Thread Brian Feldman
On Sat, 23 Jan 1999, Matthew Dillon wrote:

 
 :
 :i have 'ed' driver and mine blows up as well.
 :
 :panic: found dirty cache page 0xf047ae60
 :Debugger(panic)
 
 Ok, so much for if_de being the cause.
 
 BTW, for anybody who doesn't want to wait for us to find the
 bug, you can comment out the MADV_FREE code and that should
 put a stop to it.  The MADV_FREE code isn't broken, but it seems
 to cause the bug to occur which is why *I* haven't commented
 it out - I'd rather find the bug.
 
 Also, update your kernel trees and turn on the INVARIANTS options:
 
   options INVARIANTS
   options INVARIANT_SUPPORT
 
   -Matt
   Matthew Dillon 
   dil...@backplane.com
 
 :
 :btw, i'm hardly 'stressing' this machine it's a k6-233+96ram and
 :i'm running X and doing a 'make release'
 :
 :Is it safe to enable crashdumps on IDE disks yet?
 :
 :-Alfred
 
 I don't know.
 
 I wasn't aware that there was a problem with crash dumps on
 ide disks.  There shouldn't be.
 

Crashdumps on IDE disks never stopped working for me.

 
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Re: 2Re: panic: found dirty cache page 0xf046f1c0

1999-01-23 Thread Lee Cremeans
On Sat, Jan 23, 1999 at 06:51:54PM -0800, Matthew Dillon wrote:
 :
 :btw, i'm hardly 'stressing' this machine it's a k6-233+96ram and
 :i'm running X and doing a 'make release'
 :
 :Is it safe to enable crashdumps on IDE disks yet?
 :
 :-Alfred
 
 I don't know.
 
 I wasn't aware that there was a problem with crash dumps on
 ide disks.  There shouldn't be.

FWIW, I've had crash dumps enabled on my IDE-based system for a long time,
and never had a problem with them. 

-- 
++
| Lee Cremeans -- Manassas, VA, USA  (WakkyMouse on DALnet and WTnet)|  
|lcrem...@tidalwave.net| http://st-lcremean.tidalwave.net/~lee   |


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Re: 2Re: panic: found dirty cache page 0xf046f1c0

1999-01-23 Thread Alfred Perlstein
On Sun, 24 Jan 1999, Brian Feldman wrote:

  :btw, i'm hardly 'stressing' this machine it's a k6-233+96ram and
  :i'm running X and doing a 'make release'
  :
  :Is it safe to enable crashdumps on IDE disks yet?
  :
  :-Alfred
  
  I don't know.
  
  I wasn't aware that there was a problem with crash dumps on
  ide disks.  There shouldn't be.
  
 
 Crashdumps on IDE disks never stopped working for me.

gee, that's nice to know.  Brian, search the -current lists about
this, there was/is some confusion in the driver about LBA.  Basically,
LBA would work at ALL times for the disk, except during a crash
dump where it would use those addresses as CHS or something and
cream one of my partitions.  This lovely affected 2 seperate machines.

-Alfred


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