[mpich-discuss] BLCR kernel module not present
Wesley Bland
wbland at mcs.anl.gov
Thu May 2 09:49:54 CDT 2013
You should be able to add the blcr modules to the list of modules loaded at boot up by editing the file /etc/modules. Just add the names of the modules to the list.
Wesley
On May 1, 2013, at 1:08 PM, basma a.azeem <basmaabdelazeem at hotmail.com> wrote:
> Thank you so much for your help
>
> i used "insmod" to install kernel module for blcr
>
> "sudo insmod /usr/local/lib/blcr/3.5.0-27-generic/blcr_imports.ko"
> "sudo insmod /usr/local/lib/blcr/3.5.0-27-generic/blcr.ko"
>
> it works but i need to run these commands every time i shut down
> i think that there is a method to have them installed permanently
>
> i am new to Linux and parallel programming also
>
> i need to find long running c/mpi applications to test blcr , the applications i will use
> to test blcr should have an enough long execution time , i found many applications but with a short execution time .
>
> thank you
>
>
> From: wbland at mcs.anl.gov
> Date: Fri, 26 Apr 2013 14:33:59 -0500
> To: discuss at mpich.org
> Subject: Re: [mpich-discuss] BLCR kernel module not present
>
> It looks like you might have missed installing the kernel module for BLCR. What is the output of `lsmod`?
>
> Alternatively, if you installed BLCR by using apt-get in Ubuntu, you should be able to use dkms to manage your kernel modules automatically. Make sure you have the package 'blcr-dkms' installed (you should be able to check this by typing `dims status`.
>
> Do either of those solutions solve your issue?
>
> Wesley
>
> On Apr 26, 2013, at 1:55 PM, basma a.azeem <basmaabdelazeem at hotmail.com> wrote:
>
>
>
> Thank you for your help
>
>
> i installed BLCR 0.8.5 on my ubuntu 12.10 to be used for MPICH -3.0.3
> this version of blcr should support to kernels through 3.7.1
>
> when i run the command :
> basma at basma-Satellite-A500:~$ mpiexec --info
>
> results:
>
> HYDRA build details:
> Version: 3.0.3
> Release Date: Thu Mar 28 16:01:21 CDT 2013
> CC: gcc
> CXX: c++
> F77: no
> F90: no
> Configure options: '--disable-option-checking' '--prefix=/home/basma/mpich2-install' '--disable-f77' '--disable-fc' '--enable-checkpointing' '--with-hydra-ckpointlib=blcr' '--cache-file=/dev/null' '--srcdir=.' 'CC=gcc' 'CFLAGS= -O2' 'LDFLAGS= ' 'LIBS=-lrt -lcr -lpthread ' 'CPPFLAGS= -I/home/basma/libraries/mpich-3.0.3/src/mpl/include -I/home/basma/libraries/mpich-3.0.3/src/mpl/include -I/home/basma/libraries/mpich-3.0.3/src/openpa/src -I/home/basma/libraries/mpich-3.0.3/src/openpa/src -I/home/basma/libraries/mpich-3.0.3/src/mpi/romio/include'
> Process Manager: pmi
> Launchers available: ssh rsh fork slurm ll lsf sge manual persist
> Topology libraries available: hwloc
> Resource management kernels available: user slurm ll lsf sge pbs cobalt
> Checkpointing libraries available: blcr
> Demux engines available: poll select
>
> so i thought that every thing is ok but when i try to rum mpiexec it failed:
>
> basma at basma-Satellite-A500:~$ mpiexec -ckpointlib blcr -ckpoint-prefix /home/business/ckpts/app.ckpoint -ckpoint-interval 3600 -n 4 /home/basma/libraries/mpich-3.0.3/examples/cpi
>
> results:
>
> Fatal error in MPI_Init: Other MPI error, error stack:
> MPIR_Init_thread(433)...:
> MPID_Init(151)..........: channel initialization failed
> MPIDI_CH3_Init(70)......:
> MPID_nem_init(379)......:
> MPIDI_nem_ckpt_init(153): BLCR kernel module not present
> Fatal error in MPI_Init: Other MPI error, error stack:
> MPIR_Init_thread(433)...:
> MPID_Init(151)..........: channel initialization failed
> MPIDI_CH3_Init(70)......:
> MPID_nem_init(379)......:
> MPIDI_nem_ckpt_init(153): BLCR kernel module not present
> Fatal error in MPI_Init: Other MPI error, error stack:
> MPIR_Init_thread(433)...:
> MPID_Init(151)..........: channel initialization failed
> MPIDI_CH3_Init(70)......:
> MPID_nem_init(379)......:
> MPIDI_nem_ckpt_init(153): BLCR kernel module not present
> Fatal error in MPI_Init: Other MPI error, error stack:
> MPIR_Init_thread(433)...:
> MPID_Init(151)..........: channel initialization failed
> MPIDI_CH3_Init(70)......:
> MPID_nem_init(379)......:
> MPIDI_nem_ckpt_init(153): BLCR kernel module not present
>
> ===================================================================================
> = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES
> = EXIT CODE: 1
> = CLEANING UP REMAINING PROCESSES
> = YOU CAN IGNORE THE BELOW CLEANUP MESSAGES
> ===================================================================================
>
>
>
> i am a Linux and parallel programming beginner
>
> Thank you
>
>
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