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From: Ethan Weinstein <lists@stinkfoot.org>
To: linux-kernel@vger.kernel.org
Cc: William Lee Irwin III <wli@holomorphy.com>
Subject: Re: HT apparently not detected properly on 2.4.23
Date: Wed, 03 Dec 2003 19:18:03 -0500	[thread overview]
Message-ID: <3FCE7D3B.5040206@stinkfoot.org> (raw)
In-Reply-To: <20031203235837.GW8039@holomorphy.com>

William Lee Irwin III wrote:
> 
> On Wed, Dec 03, 2003 at 06:41:36PM -0500, Ethan Weinstein wrote:
> 
>>But we're still only interrupting on CPU0 with this kernel.
> 
> 
> That's P-IV retardation. Not really fixable, but irqbalance daemons
> etc. can help mitigate the severity of the erratum. I'm not sure if
> 2.4 has the interfaces for the userspace solutions to work or the
> kernel solutions either.
> 

I somehow suspected that, and appreciate the clarification.  I'll see if 
I can't get that patch I found to apply to 2.4.23, it seems to solve 
this a bit more elegantly than the irqbalance program.

            CPU0       CPU1       CPU2       CPU3
   0:      67962      69066      68010      68954    IO-APIC-edge  timer
   1:          1          0          0          1    IO-APIC-edge  keyboard
   2:          0          0          0          0          XT-PIC  cascade
   3:      10027      10944       9904      11063    IO-APIC-edge  serial
   8:          2          0          0          0    IO-APIC-edge  rtc
  16:          9          7          7         18   IO-APIC-level  sym53c8xx
  22:       6842       7336       7166       7429   IO-APIC-level  eth0
  48:       6429       6370       6202       6268   IO-APIC-level  aic79xx
  49:       1939       2018       2067       1949   IO-APIC-level  aic79xx
  54:        340        345        340        352   IO-APIC-level  eth1
NMI:          0          0          0          0
LOC:     273824     273846     273844     273845
ERR:          0
MIS:          0

-Ethan



  reply	other threads:[~2003-12-04  0:18 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-12-03 18:46 Ethan Weinstein
2003-12-03 19:40 ` Andre Tomt
2003-12-03 19:56   ` Mike Fedyk
2003-12-03 20:30     ` Ethan Weinstein
2003-12-03 22:40 ` William Lee Irwin III
2003-12-03 23:41   ` Ethan Weinstein
2003-12-03 23:58     ` William Lee Irwin III
2003-12-04  0:18       ` Ethan Weinstein [this message]
2003-12-05 17:12       ` Marcelo Tosatti
2003-12-05 17:48         ` William Lee Irwin III
2003-12-05 18:07           ` Re[2]: " Russell "Elik" Rademacher
     [not found]             ` <3FD0CD65.5080307@stinkfoot.org>
2003-12-05 23:02               ` Russell "Elik" Rademacher
2003-12-05 23:28                 ` Ethan Weinstein
2003-12-05 23:31                   ` Re[2]: " Russell "Elik" Rademacher
2003-12-05 23:38                     ` William Lee Irwin III
2003-12-04  0:46     ` William Lee Irwin III

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