Displaying 2 results from an estimated 2 matches for "btrfs_clear_lock_block".
2011 Jul 14
0
btrfs panic
...cquire lock:
[ 1998.329940] (&(&eb->lock)->rlock){+.+...}, at: [<ffffffffa025dbe1>] btrfs_try_spin_lock+0x2a/0x89 [btrfs]
[ 1998.329940]
[ 1998.329940] but task is already holding lock:
[ 1998.329940] (&(&eb->lock)->rlock){+.+...}, at: [<ffffffffa025dbae>] btrfs_clear_lock_blocking+0x22/0x2b [btrfs]
[ 1998.478275]
[ 1998.478275] other info that might help us debug this:
[ 1998.478275] 2 locks held by dd/25718:
[ 1998.478275] #0: (&sb->s_type->i_mutex_key#13){+.+.+.}, at: [<ffffffffa0240d97>] btrfs_file_aio_write+0xdc/0x49a [btrfs]
[ 1998.478275] #1: (&...
2010 Mar 02
3
2.6.33 high cpu usage
With the ATI bug I was hitting earlier fixed, only my btrfs partition
continues to show high cpu usage for some operations.
Rsync, git pull, git checkout and svn up are typicall operations which
trigger the high cpu usage.
As an example, this perf report is from using git checkout to change to
a new branch; the change needed to checkout 208 files out of about 1600
total files. du(1) reports