The process I tend to favour, if the MDT and MGT are separate, is:
1. umount clients
2. umount MDT[s]
3. umount OSTs
4. umount MGT
...then reboot world.
Malcolm Cowe, Systems Engineer
Intel High Performance Data Division
From: hpdd-discuss-bounces(a)lists.01.org [mailto:hpdd-discuss-
bounces(a)lists.01.org] On Behalf Of Enrico Tagliavini
Sent: Tuesday, October 22, 2013 7:16 PM
Subject: Re: [HPDD-discuss] In what order to restart Lustre
On Tuesday 22 October 2013 00:28:04 jyizheng wrote:
> I want to restart all the servers of my Lustre File System. In what order I
need to reboot the machines? The MGS and MDT are using separate disk
partitions but reside on the same machine. I have eight OSSes, each with
> Could you please some suggestions?
> Thanks very much.
I would recommend the inverse of this procedure to poweroff lustre
8194_24122 . Then restart it again.
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