[torqueusers] Non-cummulative pbsnodes -o command
jwang at dataseekonline.com
Thu Feb 14 11:04:52 MST 2008
Well, that¹s not the behaviour that I¹m getting on torque 2.0.0p7 and torque
2.2.1. With both of them, the sequence of commands that you¹ve cited would
result in only node nyx101 being offline and all other nodes being marked
online regardless of what there previous states.
On 2/13/08 5:04 PM, "Brock Palen" <brockp at umich.edu> wrote:
> I never had to do this. I just always use a single node name. No already
> offline nodes come back online.
> pbsnodes -o nyx100
> pbsnodes-o nyx101
> both will be ofline
> Brock Palen
> Center for Advanced Computing
> brockp at umich.edu
> On Feb 13, 2008, at 5:41 PM, John Wang wrote:
>> This is probably a fairly basic beef about Torque but it has been bugging
>> the hell out of me.
>> When using the command ³pbsnode o N message¹ node1 node2 ...² to drain
>> nodes, we have to list all the nodes that we want to stay drained in that
>> single command ie.: even if a node was previously drained for another reason,
>> issuing a ³pbsnode o² command without specifying the previously drained
>> nodes results in those nodes being marked online instead of offline.
>> This is truly ridiculous, it¹s like playing a game of bonk the gopher. It
>> is conceivable to have more nodes that you would want drained then can be
>> specified on a single line and there should be no reason for us to have to
>> independently track what nodes should be offline.
>> As near as I can tell, most people avoid this with creative workarounds such
>> as shutting down the pbs_mom daemon on the nodes to be offline or by creating
>> very specific reservations. I¹d imagine that there may be more such
>> creative workarounds spurring more diversity in operational practices.
>> So the question is, how do you work around this ridiculous behaviour at your
>> site and is there any valid technical reason for pbsnodes to work in this
>> torqueusers mailing list
>> torqueusers at supercluster.org
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