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[Bug 359] apparent race condition with NFS causes xfs_forced_shutdown

To: xfs-master@xxxxxxxxxxx
Subject: [Bug 359] apparent race condition with NFS causes xfs_forced_shutdown
From: bugzilla-daemon@xxxxxxxxxxx
Date: Fri, 10 Sep 2004 13:34:27 -0700
Sender: linux-xfs-bounce@xxxxxxxxxxx
http://oss.sgi.com/bugzilla/show_bug.cgi?id=359


greg@xxxxxxxxx changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |sdoyon@xxxxxxxxx




------- Additional Comments From greg@xxxxxxxxx  2004-10-09 13:34 PDT -------
output from xtp on failed transaction:

[1]kdb> xtp 0xef0d7300
tp 0xef0d7300 type CREATE mount 0xeab14800
flags xtp 0x7 <dirty sb_dirty perm_log_res > 
callback 0xef0d7304 forw 0x00000000 back 0x00000000
log res 157880 block res 40 block res used 0
rt res 0 rt res used 0
ticket 0xe8310288 lsn [0:0] commit_lsn [0:0]
callback 0x00000000 callarg 0x00000000
icount delta 0 ifree delta -1
blocks delta 0 res blocks delta 0
rt delta 0 res rt delta 0
ag freeblks delta 0 ag flist delta 0 ag btree delta 0
dblocks delta 0 agcount delta 0 imaxpct delta 0
rextsize delta 0 rbmblocks delta 0
rblocks delta 0 rextents delta 0 rextslog delta 0
dqinfo 0x00000000
log items:

chunk 0 index 0 item 0xe851b364 size 0
flags lic 0x1 <dirty > 
type buf mountp 0xeab14800 flags log 0x1 <in ail > 
ail forw 0xe851b2d0 ail back 0xe92bd678 lsn [10:3995] desc ef0d73c0 ops 
0xc0440200
iodonefunc &0xc01cba90
[1]more> 
buf 0xeaf43e80 recur 0 refcount 1 flags:dirty logged 
size 2 blkno 0x2 len 0x1 map size 1 map 0xe851b3b4
blf flags: 

chunk 0 index 1 item 0xe851b2d0 size 0
flags lic 0x1 <dirty > 
type buf mountp 0xeab14800 flags log 0x1 <in ail > 
ail forw 0xe8b6cbf0 ail back 0xe851b364 lsn [10:3995] desc ef0d73c8 ops 
0xc0440200
iodonefunc &0xc01cba90
buf 0xeaf5b680 recur 0 refcount 1 flags:dirty logged 
size 2 blkno 0x18 len 0x8 map size 2 map 0xe851b320
blf flags: 
log busy free 31, list:
Chunk 0 at 0xef0d744c next 0x00000000 free 0x7fffffff unused 0
  00: ag 0 idx 0
  01: ag 0 idx 0
  02: ag 0 idx 0
  03: ag 0 idx 0
  04: ag 0 idx 0
  05: ag 0 idx 0
  06: ag 0 idx 0
  07: ag 0 idx 0
  08: ag 0 idx 0
[1]more> 
  09: ag 0 idx 0
  10: ag 0 idx 0
  11: ag 0 idx 0
  12: ag 0 idx 0
  13: ag 0 idx 0
  14: ag 0 idx 0
  15: ag 0 idx 0
  16: ag 0 idx 0
  17: ag 0 idx 0
  18: ag 0 idx 0
  19: ag 0 idx 0
  20: ag 0 idx 0
  21: ag 0 idx 0
  22: ag 0 idx 0
  23: ag 0 idx 0
  24: ag 0 idx 0
  25: ag 0 idx 0
  26: ag 0 idx 0
  27: ag 0 idx 0
  28: ag 0 idx 0
  29: ag 0 idx 0
  30: ag 0 idx 0




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