Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2.6.24-rc4-git5: Reported regressions from 2.6.23]

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To: Pekka Enberg <penberg@...>

Cc: Ingo Molnar <mingo@...>, Linus Torvalds <torvalds@...>, Andrew Morton <akpm@...>, Matt Mackall <mpm@...>, Rafael J. Wysocki <rjw@...>, LKML <linux-kernel@...>, Christoph Lameter <clameter@...>

Subject: Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2.6.24-rc4-git5: Reported regressions from 2.6.23]

Date: Sunday, December 9, 2007 - 11:59 am

On Sun, 9 Dec 2007 10:20:19 +0200
"Pekka Enberg" <penberg@cs.helsinki.fi> wrote:
\
quoted text> Now, while SLAB code is "pleasant and straightforward code" (thanks,
> btw) for UMA, it's really hairy for NUMA plus the "alien caches" eat
> tons of memory 

.. and they make slab slower on numa systems for database workloads
(I'm sure they do fine for SGI's customers HPC load though))

quoted text>(which is why Christoph wrote SLUB in the first place,
> the current code in SLAB is mostly unfixable due to its *queuing*
> nature).

To be honest, a SLAB without the alien stuff might be one of the best
performers today .... ;)
(on database loads.. where slub is quite a disaster as everyone knows)

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Messages in current thread:

2.6.24-rc4-git5: Reported regressions from 2.6.23, Rafael J. Wysocki, (Fri Dec 7, 10:40 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Mon Dec 10, 4:42 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Mon Dec 10, 4:59 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Mon Dec 10, 6:45 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Mon Dec 10, 7:04 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Stefano Brivio, (Mon Dec 10, 7:34 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Tue Dec 11, 5:01 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Stefano Brivio, (Tue Dec 11, 5:10 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Guillaume Chazarain, (Mon Dec 10, 7:53 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Tue Dec 11, 4:48 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Arjan van de Ven, (Mon Dec 10, 7:56 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Guillaume Chazarain, (Mon Dec 10, 8:01 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Arjan van de Ven, (Mon Dec 10, 9:06 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Tue Dec 11, 4:43 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Guillaume Chazarain, (Mon Dec 10, 4:57 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sun Dec 9, 7:54 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Rafael J. Wysocki, (Sun Dec 9, 10:24 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Sun Dec 9, 8:05 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Fabio Comolli, (Sat Dec 8, 2:53 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Sat Dec 8, 4:28 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sat Dec 8, 5:23 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Rafael J. Wysocki, (Sat Dec 8, 6:11 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Sat Dec 8, 5:30 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Matt Mackall, (Sat Dec 8, 12:37 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Linus Torvalds, (Sat Dec 8, 1:47 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Christoph Lameter, (Thu Dec 13, 6:03 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Linus Torvalds, (Sat Dec 8, 1:54 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Pekka Enberg, (Sun Dec 9, 4:33 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Matt Mackall, (Sat Dec 8, 3:00 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Matt Mackall, (Sat Dec 8, 2:33 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Andrew Morton, (Sat Dec 8, 2:09 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Sun Dec 9, 3:58 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Rafael J. Wysocki, (Sun Dec 9, 10:17 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Linus Torvalds, (Sat Dec 8, 2:37 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Sat Dec 8, 3:52 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Christoph Lameter, (Fri Dec 14, 12:07 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Fri Dec 14, 8:49 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Eric Dumazet, (Fri Dec 14, 3:16 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Dave Jones, (Tue Dec 11, 2:27 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Tue Dec 11, 4:52 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Peter Zijlstra, (Tue Dec 11, 3:03 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Sat Dec 8, 4:29 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Pekka Enberg, (Sun Dec 9, 4:20 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Arjan van de Ven, (Sun Dec 9, 11:59 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Sun Dec 9, 4:50 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Christoph Lameter, (Thu Dec 13, 6:07 pm)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Pekka Enberg, (Sun Dec 9, 5:18 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Sun Dec 9, 7:51 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Ingo Molnar, (Sun Dec 9, 8:34 am)

Re: tipc_init(), WARNING: at arch/x86/mm/highmem_32.c:52, [2..., Andrew Morton, (Sat Dec 8, 6:11 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sat Dec 8, 5:52 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Tejun Heo, (Sun Dec 9, 3:00 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Alan Cox, (Sun Dec 9, 9:42 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Linus Torvalds, (Sun Dec 9, 2:41 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Alan Cox, (Sun Dec 9, 6:01 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Linus Torvalds, (Sun Dec 9, 9:57 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Mon Dec 10, 4:21 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Tejun Heo, (Mon Dec 10, 4:27 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Mon Dec 10, 4:41 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Alan Cox, (Sun Dec 9, 11:38 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Linus Torvalds, (Mon Dec 10, 11:38 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Alan Cox, (Sun Dec 9, 11:28 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Linus Torvalds, (Sun Dec 9, 2:36 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Alan Cox, (Sun Dec 9, 5:54 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Tejun Heo, (Sun Dec 9, 11:09 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Alan Cox, (Sun Dec 9, 11:25 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Tejun Heo, (Sun Dec 9, 11:39 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sat Dec 8, 5:46 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Alan Stern, (Sat Dec 8, 11:49 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sat Dec 8, 5:42 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Roland Dreier, (Sat Dec 8, 2:57 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Theodore Tso, (Sat Dec 8, 3:40 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Rafael J. Wysocki, (Sat Dec 8, 6:30 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Theodore Tso, (Sat Dec 8, 10:15 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Takashi Iwai, (Thu Dec 13, 6:49 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Takashi Iwai, (Thu Dec 20, 11:42 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Ingo Molnar, (Sat Dec 8, 3:55 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sat Dec 8, 5:36 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Tejun Heo, (Sun Dec 9, 2:52 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Rafael J. Wysocki, (Sun Dec 9, 10:20 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Tejun Heo, (Sun Dec 9, 11:11 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andreas Mohr, (Sat Dec 8, 6:12 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sat Dec 8, 6:20 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andreas Mohr, (Sat Dec 8, 6:55 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Tejun Heo, (Sun Dec 9, 11:46 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andreas Mohr, (Sun Dec 9, 3:59 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Matthew Garrett, (Sat Dec 8, 6:28 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Andrew Morton, (Sat Dec 8, 5:29 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Rafael J. Wysocki, (Sat Dec 8, 6:17 pm)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Richard Purdie, (Sat Dec 8, 6:44 am)

Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23, Rafael J. Wysocki, (Sat Dec 8, 6:32 pm)

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