[Gluster-users] reset-brick command questions

[Jorick Astrego]

Hi Ashish,

Thanks for the information.

Weird, I did another test and it works fine now. Maybe I did something 
wrong the first time...

I will try it a couple more times to see if I can reproduce..

Regards, Jorick


On 12/12/2017 03:00 AM, Ashish Pandey wrote:
> Hi Jorick,
>
> 1 - Why would I even need to specify the "|HOSTNAME:BRICKPATH|" twice? 
> I just want to replace the disk and get it back into the volume.
>
> Reset brick command can be used in different scenarios. One more case 
> could be where you just want to change the host name to IP address of 
> that node of bricks.
> In this case also you will follow the same steps but just have to 
> provide IP address
>
> gluster volume reset-brick glustervol 
> gluster1:/gluster/brick1/glusterbrick1 */"gluster1 IP 
> address"/*:/gluster/brick1/glusterbrick1 commit force
>
> Now as we have this command for different cases, to keep uniformity of 
> the command, we chose to provide brick path twice.
>
> Coming to your case, I think you followed all the steps correctly and 
> it should be successful.
> Please provide guster volume status of the volume and also try to use 
> "commit force" and only "commit" and let us know the result.
> You may have to raise a bug if it does not work so be prepared to 
> provide glusterd logs in /var/log/glusterfs/
>
> --
> Ashish
>
>
> ------------------------------------------------------------------------
> *From: *"Jorick Astrego" <jorick at netbulae.eu>
> *To: *gluster-users at gluster.org
> *Sent: *Monday, December 11, 2017 7:32:53 PM
> *Subject: *[Gluster-users] reset-brick command questions
>
> Hi,
>
> I'm trying to use the reset-brick command, but it's not completely 
> clear to me
>
>
>           Introducing reset-brick command
>
>     /Notes for users:/ The reset-brick command provides support to
>     reformat/replace the disk(s) represented by a brick within a
>     volume. This is helpful when a disk goes bad etc
>
> That's what I need, the use case is a disk goes bad on a disperse 
> gluster node and we want to replace it with a new disk
>
>     Start reset process -
>
>     |gluster volume reset-brick VOLNAME HOSTNAME:BRICKPATH start |
>
> This works, I can see in gluster volume status the brick is not there 
> anymore
>
>     The above command kills the respective brick process. Now the
>     brick can be reformatted.
>
>     To restart the brick after modifying configuration -
>
>     |gluster volume reset-brick VOLNAME HOSTNAME:BRICKPATH
>     HOSTNAME:BRICKPATH commit |
>
>     If the brick was killed to replace the brick with same brick path,
>     restart with following command -
>
>     |gluster volume reset-brick VOLNAME HOSTNAME:BRICKPATH
>     HOSTNAME:BRICKPATH commit force |
>
> This fails, I unmounted the gluster path, formatted a fresh disk, 
> mounted it on the old mount point and created the brick subdir on it.
>
>     gluster volume reset-brick glustervol
>     gluster1:/gluster/brick1/glusterbrick1
>     gluster1:/gluster/brick1/glusterbrick1 commit force
>
>     volume reset-brick: failed: Source brick must be stopped. Please
>     use gluster volume reset-brick <volname> <dst-brick> start.
>
> Why would I even need to specify the "|HOSTNAME:BRICKPATH|" twice? I 
> just want to replace the disk and get it back into the volume.
>
>
>
>
>
>
> Met vriendelijke groet, With kind regards,
>
> Jorick Astrego
> *
> Netbulae Virtualization Experts *
> ------------------------------------------------------------------------
> Tel: 053 20 30 270 	info at netbulae.eu 	Staalsteden 4-3A 	KvK 08198180
> Fax: 053 20 30 271 	www.netbulae.eu 	7547 TA Enschede 	BTW NL821234584B01
>
>
> ------------------------------------------------------------------------
>
>
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>





Met vriendelijke groet, With kind regards,

Jorick Astrego

Netbulae Virtualization Experts 

----------------

	Tel: 053 20 30 270 	info at netbulae.eu 	Staalsteden 4-3A 	KvK 08198180
 	Fax: 053 20 30 271 	www.netbulae.eu 	7547 TA Enschede 	BTW NL821234584B01

----------------

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