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    SubjectRe: ksoftirqd using mysteriously high amounts of CPU time
    Brad Laue wrote:
    > Hopefully the attached shows some irregularity. If not, I'll have to
    > reply back in a few weeks when the problem recurs over the course of time.

    And without further ado, the attachment. It's been a long day. :)

    Brad
    c0122bf0 current_kernel_time 2 0.0312
    c0122d20 local_bh_enable 2 0.0139
    c0137800 unlock_page 2 0.0208
    c013ef10 __kmalloc 2 0.0156
    c0155630 mark_buffer_dirty 2 0.0250
    c0165760 poll_freewait 2 0.0250
    c01df2b0 xfs_ichgtime 2 0.0075
    c0202780 linvfs_get_block_core 2 0.0027
    c0205310 linvfs_write 2 0.0069
    c0216e90 fast_copy_page 2 0.0078
    c0244b90 tty_write 2 0.0030
    c0246020 tty_poll 2 0.0156
    c0248670 n_tty_receive_buf 2 0.0005
    c024b1e0 pty_unthrottle 2 0.0208
    c024b240 pty_write 2 0.0043
    c0109354 system_call 3 0.0682
    c0152e70 vfs_write 3 0.0099
    c0157cd0 alloc_buffer_head 3 0.0312
    c01657b0 __pollwait 3 0.0144
    c016e100 dnotify_parent 3 0.0156
    c01b1e50 xfs_bmapi 3 0.0006
    c024a3a0 normal_poll 3 0.0088
    c0107090 cpu_idle 4 0.0625
    c0153e60 fget 4 0.0625
    c0165c60 sys_select 4 0.0032
    c0216e30 fast_clear_page 4 0.0417
    c0139280 generic_file_aio_write_nolock 5 0.0019
    c0209d60 xfs_write 6 0.0028
    c011ba10 __wake_up 7 0.0729
    c0165960 do_select 8 0.0111
    c0249920 read_chan 9 0.0042
    c0156170 __block_prepare_write 12 0.0117
    c02173c0 __copy_from_user_ll 12 0.0938
    c010b570 handle_IRQ_event 13 0.1161
    c0187210 write_profile 14 0.2188
    c011b3c0 schedule 15 0.0107
    c0217350 __copy_to_user_ll 47 0.4196
    c0122c80 do_softirq 136 0.8500
    c0107030 default_idle 9222 192.1250
    00000000 total 9611 0.0063
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