Hi Junxiao, On 11/30/2015 09:13 PM, Junxiao Bi wrote: > Hi Eric, > > It’s orphan scan lock. For more lock type and format, please refer to > fs/ocfs2/ocfs2_lockid.h Great! Thanks~ Eric > Thanks, > Junxiao. >> 在 2015年11月30日,下午7:35,Eric Ren <z...@suse.com> 写道: >> >> Hi all, >> >> I found there is an odd lockres P000000000000000000000000000000 for me, so >> I'm >> curious about what this lockres stands for? >> >> 1. #dmesg >> ... >> [ 7657.554057] (ocfs2dc,4061,1):ocfs2_process_blocked_lock:3904 lockres >> P000000000000000000000000000000 blocked >> [ 7657.554059] (ocfs2dc,4061,1):ocfs2_prepare_downconvert:3248 lockres >> P000000000000000000000000000000, level 5 => 0, blocking 5 >> [ 7657.554062] (ocfs2dc,4061,1):ocfs2_downconvert_lock:3266 lockres >> P000000000000000000000000000000, level 5 => 0 >> [ 7657.554066] (ocfs2dc,4061,1):ocfs2_process_blocked_lock:3928 lockres >> P000000000000000000000000000000, requeue = no. >> [ 7657.554070] (dlm_astd,4062,1):ocfs2_locking_ast:1076 AST fired for >> lockres M0000000000000000011a1800000000, action 3, unlock 0, level 5 => >> 0 >> [ 7657.554073] (dlm_astd,4062,1):ocfs2_locking_ast:1076 AST fired for >> lockres P000000000000000000000000000000, action 3, unlock 0, level 5 => >> 0 >> ... >> >> 2. n1:/debug/dlm # echo "locate <P000000000000000000000000000000>" | >> debugfs.ocfs2 /dev/sda2 >> debugfs.ocfs2 1.8.2 >> debugfs: usage: locate <inode#> >> debugfs: >> >> 3. n1:/debug/dlm # echo "stat <P000000000000000000000000000000>" | >> debugfs.ocfs2 /dev/sda2 >> debugfs.ocfs2 1.8.2 >> debugfs: stat: Directory entry not found >> '<P000000000000000000000000000000>' >> debugfs: >> >> 4. n1:/debug/dlm # echo "locate <M0000000000000000011a1800000000>" | >> debugfs.ocfs2 /dev/sda2 >> debugfs.ocfs2 1.8.2 >> debugfs: 72216 /file >> debugfs: >> >> I know "M" refter to Metadata, but what's "P" here refer to? >> Any help will be appreciated! >> >> Thanks, >> Eric >> >> _______________________________________________ >> Ocfs2-devel mailing list >> Ocfs2-devel@oss.oracle.com >> https://oss.oracle.com/mailman/listinfo/ocfs2-devel >
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