On 2006/03/01 11:22, Andrew Morton <[email protected]> wrote: > I guess it'd be useful to see where all that time is spent, if you have > time. Enable CONFIG_PROFILING, boot with `profile=1', do: > > readprofile -r > mount ... > readprofile -n -v -m /boot/System.map | sort -n -k 3 | tail -40 Here it is. As an explanation of the profile's scope, I have also sent the shell script which reproduces the problem on my machine. The script however is not 100% reliable; sometimes, the lockup just won't occur. Sounds like a timing problem to me. btw. my other partitions are also reiserfs (but not encrypted). Max
0 *unknown* ffffffff81030f20 do_syslog 1 0.0009 ffffffff81041cc0 __queue_work 1 0.0078 ffffffff81054540 find_get_page 1 0.0104 ffffffff81062db0 __handle_mm_fault 1 0.0004 ffffffff8107a450 __getblk 1 0.0017 ffffffff811fce50 xor_128 1 0.0312 ffffffff811fd140 cbc_process_decrypt 1 0.0035 ffffffff8122ec60 strncpy_from_user 1 0.0125 ffffffff812dc9b0 scsi_dispatch_cmd 1 0.0014 ffffffff8101c120 do_gettimeoffset_pm 2 0.0417 ffffffff8101eee1 enc128 2 0.0010 ffffffff810910b0 get_filesystem_list 2 0.0139 ffffffff8122e990 memset 3 0.0156 ffffffff8105c4b0 __pagevec_lru_add_active 12 0.0500 ffffffff8105c790 __pagevec_release 108 1.6875 ffffffff8105c2c0 pagevec_lookup 112 2.3333 ffffffff8105c6d0 lru_add_drain 144 1.5000 ffffffff8105d100 invalidate_mapping_pages 411 1.2844 ffffffff8105c2f0 release_pages 551 1.2299 ffffffff810096e0 default_idle 4194 37.4464 ffffffff810c9b50 reiserfs_dirty_inode 23849 165.6181 ffffffff810545a0 find_get_pages 24892 172.8611 0000000000000000 total 54291 0.0100
Attachment:
trigger_soft_lockup.sh
Description: Bourne shell script
- References:
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