Bug#518834: the issue with mismatch_cnt

[Cristian Ionescu-Idbohrn]

And here is another example:

# cat /sys/block/md2/md/mismatch_cnt
128

on another box, partitioned in a different manner, with swap outside the
arrays:

# cat /proc/mdstat
Personalities : [raid1]
md8 : active raid1 sda12[0] sdb12[1]
      31085632 blocks [2/2] [UU]

md7 : active raid1 sda11[0] sdb11[1]
      16008640 blocks [2/2] [UU]

md6 : active raid1 sda10[0] sdb10[1]
      16008640 blocks [2/2] [UU]

md5 : active raid1 sda9[0] sdb9[1]
      2008000 blocks [2/2] [UU]

md4 : active raid1 sda8[0] sdb8[1]
      4008064 blocks [2/2] [UU]

md3 : active raid1 sda7[0] sdb7[1]
      4008064 blocks [2/2] [UU]

md2 : active raid1 sda6[0] sdb6[1]
      2008000 blocks [2/2] [UU]

md1 : active raid1 sda5[0] sdb5[1]
      1003904 blocks [2/2] [UU]

md0 : active raid1 sda1[0] sdb1[1]
      1003904 blocks [2/2] [UU]

unused devices: <none>

# df
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/md0               1003868    671780    332088  67% /
tmpfs                  1557604         0   1557604   0% /lib/init/rw
udev                     10240       128     10112   2% /dev
tmpfs                    65536         4     65532   1% /dev/shm
/dev/md6              16008144  14961904   1046240  94% /backup
/dev/md8              31084676  26304040   4780636  85% /data
/dev/md7              16008144   9332344   6675800  59% /home
/dev/md5               2007932    546084   1461848  28% /opt
/dev/md1               1003868     33504    970364   4% /tmp
/dev/md3               4007936   3361124    646812  84% /usr
/dev/md4               4007936   3416788    591148  86% /usr/local
/dev/md2               2007932    922100   1085832  46% /var

# swapon -s
Filename                                Type            Size    Used    Priority
/dev/sda2                               partition       1004052 128     -1
/dev/sdb2                               partition       1004052 0       -2


Cheers,

-- 
Cristian