hi,
>> [root@gateway home]# lsof | grep md1
>> md1_raid1 461 root cwd DIR 9,0 4096 2 /
>> md1_raid1 461 root rtd DIR 9,0 4096 2 /
>> md1_raid1 461 root txt unknown /proc/461/exe
PT> What is running as process ID 461? That needs to be killed off, and any
PT> mount involving /dev/md1 stopped.
process ID 461 is [md_raid1] and can't be killed via kill or kill -9:
root 461 2.2 0.0 0 0 ? S< Jun14 61:09 [md1_raid1]
there is no "normal" mount on /dev/md1, maybe LVM has its fingers on
it although it should not?
[root@gateway ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/md0 7.8G 4.8G 2.7G 65% /
/dev/mapper/vg_gateway-lv_var
12G 1.1G 11G 9% /var
/dev/mapper/vg_gateway-lv_home
12G 4.1G 7.2G 37% /home
/dev/mapper/vg_gateway-lv_data
60G 42G 15G 74% /data
tmpfs 989M 0 989M 0% /dev/shm
[root@gateway ~]# umount /dev/md1
umount: /dev/md1: not mounted
tnx & cu
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