lkml.org 
[lkml]   [2005]   [Feb]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.6.10: kswapd spins like crazy

Andrew Morton wrote:
> Nick Piggin <nickpiggin@yahoo.com.au> wrote:
>
>>Oh, attached should be a minimal fix if you would like to try it out.
>>
>>
>>...
>>--- linux-2.6/mm/vmscan.c~vmscan-minfix 2005-02-04 11:52:37.000000000 +1100
>>+++ linux-2.6-npiggin/mm/vmscan.c 2005-02-04 11:53:32.000000000 +1100
>>@@ -575,6 +575,7 @@ static void shrink_cache(struct zone *zo
>> nr_taken++;
>> }
>> zone->nr_inactive -= nr_taken;
>>+ zone->pages_scanned += nr_scan;
>> spin_unlock_irq(&zone->lru_lock);
>>
>> if (nr_taken == 0)
>>
>
>
> Any theories as to why these pages aren't being activated and aren't being
> reclaimed?
>
>

No none yet, which is what we should get to the bottom of. I must be
overlooking something, but the only ways I can see should be due to
transient conditions like page locked or under writeback. laptop_mode?

Terje, what is /proc/sys/vm/laptop_mode set to?


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 14:10    [W:0.062 / U:0.860 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site