On Wed, May 2, 2012 at 8:25 AM, Sam Steingold <[email protected]> wrote:
> the main question is how to debug this, i.e., how to figure out which
> process(es?) are in the scheduler queue.
e.g., which kernel channels are imply being scheduled?
ps -A -o wchan | count
1 bdi_forker_thread
1 bdi_sync_supers
1 bdi_writeback_thread
1 devtmpfsd
1 ecryptfs_threadfn
1 fsnotify_mark_destroy
1 hub_thread
1 irq_thread
1 jfsIOWait
1 jfs_sync
1 khugepaged_loop
1 ksm_scan_thread
1 kswapd_try_to_sleep
1 kthreadd
1 pause
1 rfcomm_run
1 sigtimedwait
2 -
2 kjournald2
2 rt_sigsuspend
2 wait_for_packet
3 unix_stream_data_wait
4 cpu_stopper_thread
4 ep_poll
4 jfs_lazycommit
4 run_ksoftirqd
5 hrtimer_nanosleep
5 watchdog
6 pipe_wait
6 scsi_error_handler
11 n_tty_read
11 wait
12 worker_thread
23 rescuer_thread
29 futex_wait_queue_me
100 poll_schedule_timeout
--
Sam Steingold <http://sds.podval.org> <http://www.childpsy.net/>
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loadavg is at 1 after upgrading to 12.04
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