[Ocfs2-users] ESX 3.5 DRS and OCFS2 1.4.1-1

[Sunil Mushran]

What ID are you referring to? ip address? Hope not.

BTW, this is not 1.4.1.

David Murphy wrote:
>
> We are getting:
>
> Dec 4 17:19:41 web2 kernel: [9724159.177875] EXT2-fs warning: mounting 
> unchecked fs, running e2fsck is recommended
>
> Dec 4 17:19:41 web2 kernel: [9724159.463691] VMware hgfs: HGFS is 
> disabled in the host
>
> Dec 4 17:19:41 web2 kernel: [9724160.965637] OCFS2 Node Manager 1.3.3
>
> Dec 4 17:19:41 web2 kernel: [9724161.033122] OCFS2 DLM 1.3.3
>
> Dec 4 17:19:41 web2 kernel: [9724161.037686] OCFS2 DLMFS 1.3.3
>
> Dec 4 17:19:41 web2 kernel: [9724161.038842] OCFS2 User DLM kernel 
> interface loaded
>
> Dec 4 17:19:41 web2 kernel: [9724171.616652] o2net: accepted 
> connection from node rgapp1 (num 4) at 192.168.102.11:7777
>
> Dec 4 17:19:41 web2 kernel: [9724171.722162] OCFS2 1.3.3
>
> Dec 4 17:19:41 web2 kernel: [9724171.782112] ocfs2_dlm: Nodes in 
> domain ("7D876A4B2EE14D0C8E1181E8DCF4237B"): 2
>
> Dec 4 17:19:41 web2 kernel: [9724171.782345] ocfs2_dlm: Node 4 joins 
> domain 7D876A4B2EE14D0C8E1181E8DCF4237B
>
> Dec 4 17:19:41 web2 kernel: [9724171.782348] ocfs2_dlm: Nodes in 
> domain ("7D876A4B2EE14D0C8E1181E8DCF4237B"): 2 4
>
> Dec 4 17:19:41 web2 kernel: [9724171.782758] 
> (4262,0):ocfs2_find_slot:268 slot 2 is already allocated to this node!
>
> Dec 4 17:19:41 web2 kernel: [9724171.841264] 
> (4262,0):ocfs2_check_volume:1662 File system was not unmounted 
> cleanly, recovering volume.
>
> Dec 4 17:19:41 web2 kernel: [9724171.841830] kjournald starting. 
> Commit interval 5 seconds
>
> Dec 4 17:19:41 web2 kernel: [9724171.880229] ocfs2: Mounting device 
> (8,17) on (node 2, slot 2) with ordered data mode.
>
> Dec 4 17:19:43 web2 kernel: [9724175.991919] o2net: accepted 
> connection from node app1 (num 6) at 192.168.102.10:7777
>
> Dec 4 17:19:45 web2 kernel: [9724178.086781] VMware memory control 
> driver initialized
>
> Dec 4 17:19:46 web2 kernel: [9724178.235647] o2net: accepted 
> connection from node deploy (num 5) at 192.168.102.12:7777
>
> Dec 4 17:19:50 web2 kernel: [9724182.319762] ocfs2_dlm: Node 6 joins 
> domain 7D876A4B2EE14D0C8E1181E8DCF4237B
>
> Dec 4 17:19:50 web2 kernel: [9724182.319773] ocfs2_dlm: Nodes in 
> domain ("7D876A4B2EE14D0C8E1181E8DCF4237B"): 2 4 6
>
> Dec 4 17:19:50 web2 kernel: [9724182.598848] ocfs2_dlm: Node 5 joins 
> domain 7D876A4B2EE14D0C8E1181E8DCF4237B
>
> Dec 4 17:19:50 web2 kernel: [9724182.598853] ocfs2_dlm: Nodes in 
> domain ("7D876A4B2EE14D0C8E1181E8DCF4237B"): 2 4 5 6
>
> Dec 4 17:21:32 web2 syslogd 1.5.0#1ubuntu1: restart.
>
> This completely froze the entire cluster, when ESX tried to v-motion 3 
> of 6 nodes to a new host.
>
> Is it recommended by Oracle not to enable DRS on virtual machine using 
> the cluster, or is there a configuration we can use to keep crashes 
> like this from happening all the time.
>
> I have seen several posts suggesting that disabling DRS would be a 
> “way to workaround” this issue but not really a good practice as you 
> would loose a lot of your HA abilities.
>
> Also is there a way to have OCFS2 drop a node from the cluster if a 
> new node comes online with its ID?
>
> David Murphy
>
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