You don't need "exact" allocation in terms of nodenames but you do need to remember how many nodes and how many procs per node you had in original allocation.
2015-10-09 16:39 GMT+03:00 MR.AB <denilson...@yahoo.fr>: > Hey > Thank you for the email, is there a way to make it work or i have tot have > variables to "remember" the exact allocations? > > > > On Friday, October 9, 2015 4:34 AM, Artem Polyakov <artpo...@gmail.com> > wrote: > > > Hello, > Please note, that one of the reasons may be non-equivalent allocations. > DMTCP cannot restore processes that was originally running on the same node > to be on different nodes. This means that if you originally requested the > following allocation: cn[0-1], ppn = 4 > and trying to restart on cn[0-4], ppn = 2 > this won't work even though the allocations are logically equivalent. > > 2015-10-08 16:00 GMT+03:00 abderrahmane <denilson...@yahoo.fr>: > > Hello > > I did it and still got Restart error : cannot map initial resources into > the restart allocation. > > Also i used openmpi 1.8.8 and got the same error msg. > > > On 10/06/2015 07:06 PM, Jiajun Cao wrote: > > Hi, > > Could you replace > > dmtcp_launch --rm mpirun --mca btl self,tcp ./<your binary> > > with the following: > > srun dmtcp_launch --rm ./<your binary> > > Also, add the following env vars to the script: > > export OMPI_MCA_mtl=^psm > export OMPI_MCA_btl=self,tcp > > and try again? > > On Tue, Oct 6, 2015 at 4:41 PM, abderrahmane <denilson...@yahoo.fr> wrote: > > Hello > ]Thanks for the respond. > > > On 10/06/2015 02:18 PM, Jiajun Cao wrote: > > Hi, > > > 1. What kind of application are you running? Is there an integration of > matlab and mpi? I'm asking because I haven't run any mpi-based matlab > applications before. > > i just created a script that calculate fibonacci number a prints it out. > > 2. What kind of environment are you using? Specifically, I'd like to know > the MPI version, interconnect network type (Ethernet or InfiniBand), and > how MPI and Slurm are integrated (i.e., in the cluster, what command do you > use to run the application, srun or mpirun). > > I am using rhel7 and openmpi 1.8 inbiniband. for the slurm it is > integrated in a cluster environment, I used the script here : > > https://github.com/dmtcp/dmtcp/blob/master/plugin/batch-queue/job_examples/slurm_launch.job > > 3. Do you get a valid checkpoint image(s)? Also, please attach your job > scripts. > > I get the checkpoint needed but when i restart i received the error i sent > > Thanks > > > On Tue, Oct 6, 2015 at 1:29 PM, Kapil Arya < <kapil.arya...@gmail.com> > kapil.arya...@gmail.com> wrote: > > Jiajun, Artem, > > Can one of you take a look at this one? > > Kapil > > On Tue, Oct 6, 2015 at 12:31 PM, abderrahmane < <denilson...@yahoo.fr> > denilson...@yahoo.fr> wrote: > > Hello > > Thank you for the effort and work (dmtcp), I do have some questions: > ( P.S :I run my matlab code using --rm mpirun and slurm.) > > 1- is there a good way to run matlab code? I created a bash file in > added the following : > matlab -nojvm < file.m > > 2- running the code above with dmtcp and matlab worked fine, but when i > tried to restart the code using slurm_restart.job code from your github > and using --rm mpirun , I received the following error: > > restart error: cannot map initial resources into the restart allocation. > Allocated resources : *nodex:4 nodey:4 > > any ideas? please feel free to ask me more questions. > > best regards; > > > ------------------------------------------------------------------------------ > _______________________________________________ > Dmtcp-forum mailing list > Dmtcp-forum@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/dmtcp-forum > > > > > > > > > > -- > С Уважением, Поляков Артем Юрьевич > Best regards, Artem Y. Polyakov > > > -- С Уважением, Поляков Артем Юрьевич Best regards, Artem Y. Polyakov
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