lkml.org 
[lkml]   [2005]   [Jan]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.4.29, e100 and a WOL packet causes keventd going mad
On Sat, Jan 29, 2005 at 04:18:21PM -0200, Marcelo Tosatti wrote:
> Probably a task event is rescheduling itself repeatedly? e100 does not seem
> to schedule_task() events directly, so I wonder what is going on.
>
> Can you boot a machine with profile=2, then send the WOL packet causing
> keventd to go mad and run:
>
> readprofile | sort -nr +2 | head -20

faui07c:~# readprofile | sort -nr +2 | head -20
2352 acpi_ns_get_next_valid_node 130.6667
9577 acpi_os_read_port 121.2278
4431 acpi_os_signal_semaphore 100.7045
4639 default_idle 57.9875
4363 acpi_ns_get_next_node 57.4079
5957 acpi_ns_delete_namespace_by_owner 37.7025
2307 acpi_os_write_port 34.9545
4048 acpi_os_wait_semaphore 18.8279
1924 acpi_ut_acquire_mutex 16.8772
492 __rdtsc_delay 15.3750
526 acpi_os_get_thread_id 15.0286
1421 acpi_ut_release_mutex 13.1574
339 acpi_ns_get_parent_node 11.6897
1506 acpi_ut_release_to_cache 10.9130
1600 acpi_ut_acquire_from_cache 9.8160
909 acpi_ds_method_data_init 8.4953
327 acpi_ut_valid_acpi_name 6.9574
311 acpi_ns_search_node 4.7121
268 acpi_ps_get_opcode_info 4.0606
31 acpi_ut_delete_generic_state_cache 3.4444

The machine has an uptime of 10 minutes at that point, and the second
WOL packet was sent directly after the machine came up and I was able
to ssh into it.

Regards,
Michael
-
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:0.085 / U:0.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site