Re: [OMPI users] How to add nodes while running job

2011-08-30 Thread Ralph Castain
On Aug 30, 2011, at 9:26 AM, John Hearns wrote: > On 30 August 2011 02:55, Ralph Castain wrote: >> Instead, all used dynamic requests - i.e., the job that was doing a >> comm_spawn would request resources at the time of the comm_spawn call. I >> would pass the request to Torque, and if resourc

Re: [OMPI users] How to add nodes while running job

2011-08-30 Thread John Hearns
On 30 August 2011 02:55, Ralph Castain wrote: > Instead, all used dynamic requests - i.e., the job that was doing a > comm_spawn would request resources at the time of the comm_spawn call. I > would pass the request to Torque, and if resources were available, > immediately process them into OMP

Re: [OMPI users] How to add nodes while running job

2011-08-29 Thread Ralph Castain
On Aug 29, 2011, at 5:40 AM, Reuti wrote: > Am 27.08.2011 um 16:35 schrieb Ralph Castain: > >> >> On Aug 27, 2011, at 8:28 AM, Rayson Ho wrote: >> >>> On Sat, Aug 27, 2011 at 9:12 AM, Ralph Castain wrote: OMPI has no way of knowing that you will turn the node on at some future point

Re: [OMPI users] How to add nodes while running job

2011-08-29 Thread Reuti
Am 27.08.2011 um 16:35 schrieb Ralph Castain: > > On Aug 27, 2011, at 8:28 AM, Rayson Ho wrote: > >> On Sat, Aug 27, 2011 at 9:12 AM, Ralph Castain wrote: >>> OMPI has no way of knowing that you will turn the node on at some future >>> point. All it can do is try to launch the job on the provid

Re: [OMPI users] How to add nodes while running job

2011-08-27 Thread Ralph Castain
On Aug 27, 2011, at 8:28 AM, Rayson Ho wrote: > On Sat, Aug 27, 2011 at 9:12 AM, Ralph Castain wrote: >> OMPI has no way of knowing that you will turn the node on at some future >> point. All it can do is try to launch the job on the provided node, which >> fails because the node doesn't respond

Re: [OMPI users] How to add nodes while running job

2011-08-27 Thread Rayson Ho
On Sat, Aug 27, 2011 at 9:12 AM, Ralph Castain wrote: > OMPI has no way of knowing that you will turn the node on at some future > point. All it can do is try to launch the job on the provided node, which > fails because the node doesn't respond. > You'll have to come up with some scheme for telli

Re: [OMPI users] How to add nodes while running job

2011-08-27 Thread Ralph Castain
OMPI has no way of knowing that you will turn the node on at some future point. All it can do is try to launch the job on the provided node, which fails because the node doesn't respond. You'll have to come up with some scheme for telling the node to turn on in anticipation of starting a job -