[Linux-cluster] GFS 6.0 node without quorum tries to fence

[Derek Anderson]

Bernd,

Please see http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=128635.  There 
are some outstanding fence issues here.

On Tuesday 03 August 2004 06:55, Schumacher, Bernd wrote:
> Hi,
> I have three nodes oben, mitte and unten.
>
> Test:
> I have disabled eth0 on mitte, so that mitte will be excluded.
>
> Result:
> Oben and unten are trying to fence mitte and build a new cluster. OK!
> But mitte tries to fence oben and unten. PROBLEM!
>
> Why can this happen? Mitte knows that it can not build a cluster. See
> Logfile from mitte: "Have 1, need 2"
>
> Logfile from mitte:
> Aug  3 12:53:17 mitte lock_gulmd_core[1845]: Client (oben) expired Aug
> 3 12:53:17 mitte lock_gulmd_core[1845]: Core lost slave quorum. Have 1,
> need 2. Switching to Arbitrating. Aug  3 12:53:17 mitte
> lock_gulmd_core[2120]: Gonna exec fence_node oben Aug  3 12:53:17 mitte
> lock_gulmd_core[1845]: Forked [2120] fence_node oben with a 0 pause. Aug
> 3 12:53:17 mitte fence_node[2120]: Performing fence method, manual, on
> oben.
>
> cluster.ccs:
> cluster {
>     name = "tom"
>     lock_gulm {
>         servers = ["oben", "mitte", "unten"]
>     }
> }
>
> fence.ccs:
> fence_devices {
>   manual_oben {
>     agent = "fence_manual"
>   }
>   manual_mitte ...
>
>
> nodes.ccs:
> nodes {
>   oben {
>     ip_interfaces {
>       eth0 = "192.168.100.241"
>     }
>     fence {
>       manual {
>         manual_oben {
>           ipaddr = "192.168.100.241"
>         }
>       }
>     }
>   }
>   mitte ...
>
> regards
> Bernd Schumacher
>
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