started four volumes with 8 bricks for each volume.While stopping these volume it said stop unsuccessful but volume info status shows "stopped" and all process killed on the bricks.

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#gluster volume info

Volume Name: HT8
Type: Distribute
Status: Started
Number of Bricks: 8
Transport-type: tcp
Bricks:
Brick1: 10.240.94.228:/mnt/a2
Brick2: 10.212.70.131:/mnt/a2
Brick3: 10.202.57.169:/mnt/a2
Brick4: 10.212.117.143:/mnt/a2
Brick5: 10.202.54.53:/mnt/a2
Brick6: 10.243.113.224:/mnt/a2
Brick7: 10.245.209.205:/mnt/a2
Brick8: 10.245.210.193:/mnt/a2

10.192.141.187#showmount -e localhost
Export list for localhost:
/HT8 *


10.192.141.187#gluster volume stop HT8 
Stopping volume will make its data inaccessible. Do you want to Continue? (y/n) y
Stopping volume HT8 has been unsuccessful


10.192.141.187#gluster volume info

Volume Name: HT8
Type: Distribute
Status: Stopped
Number of Bricks: 8
Transport-type: tcp
Bricks:
Brick1: 10.240.94.228:/mnt/a2
Brick2: 10.212.70.131:/mnt/a2
Brick3: 10.202.57.169:/mnt/a2
Brick4: 10.212.117.143:/mnt/a2
Brick5: 10.202.54.53:/mnt/a2
Brick6: 10.243.113.224:/mnt/a2
Brick7: 10.245.209.205:/mnt/a2
Brick8: 10.245.210.193:/mnt/a2
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