>4hr fsck ... normal activity in Phase 4?

Marc G. Fournier scrappy at hub.org
Sat May 15 19:00:40 PDT 2004


I've been running an fsck on a file system right now for ~4hrs ... its
currently in '** Phase 4 - Check Reference Counts', and iostat 1 is
showing:

      tty             da0            pass0            pass1             cpu
 tin tout  KB/t tps  MB/s   KB/t tps  MB/s   KB/t tps  MB/s  us ni sy in id
   0  115  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  1  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38 16.00   1  0.02   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38 16.00   5  0.08   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50
   0   38  0.00   0  0.00   0.00   0  0.00   0.00   0  0.00  50  0  0  0 50

with *very* occasional KB/t of 16.0 ...

doing a ps shows CPU time is increasing, so I'm assuming that it is still
doing something:

# ps aux | grep fsck
root    40 99.0  4.5 185756 185796  p0  R+    6:55PM 218:14.14 fsck -y /dev/da0s1h
# ps aux | grep fsck
root    40 99.0  4.5 185756 185796  p0  R+    6:55PM 218:15.04 fsck -y /dev/da0s1h
# ps aux | grep fsck
root    40 99.0  4.5 185756 185796  p0  R+    6:55PM 218:15.94 fsck -y /dev/da0s1h
# ps aux | grep fsck
root    40 99.0  4.5 185756 185796  p0  R+    6:55PM 218:23.84 fsck -y /dev/da0s1h

the long fsck is something I've had before (longest to date was 11hrs),
but the almost negligible disk activity makes me wonder ... is Phase 4
supposed to be this "quiet"?

----
Marc G. Fournier           Hub.Org Networking Services (http://www.hub.org)
Email: scrappy at hub.org           Yahoo!: yscrappy              ICQ: 7615664


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