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SubjectRe: 2.4.20, .text.lock.swap cpu usage? (ibm x440)
On Mon, Jan 06, 2003 at 04:35:17PM -0700, Chris Wood wrote:
> 6383 .text.lock.swap 110.0517
> 4689 .text.lock.vmscan 28.2470
> 4486 shrink_cache 4.6729
> 168 rw_swap_page_base 0.6176
> 124 prune_icache 0.5167
> 81 statm_pgd_range 0.1534
> 51 .text.lock.inode 0.0966
> 38 system_call 0.6786
> 31 .text.lock.tty_io 0.0951
> 31 .text.lock.locks 0.1435
> 18 .text.lock.sched 0.0373
> 16 _stext 0.2000
> 15 fput 0.0586
> 11 .text.lock.read_write 0.0924
> 9 strnicmp 0.0703
> 9 do_wp_page 0.0110
> 9 do_page_fault 0.0066
> 9 .text.lock.namei 0.0073
> 9 .text.lock.fcntl 0.0714
> 8 sys_read 0.0294

This is really bad lock contention. You may need 2.5.x.


Bill
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