Hi George, Thanks! You have just taught me a new trick. Although I do not
yet understand the output, it is below:
scottsayres@scotts-mbp ~ % lldb mpirun -- -np 1 hostname
(lldb) target create "mpirun"
Current executable set to 'mpirun' (arm64).
(lldb) settings set -- target.run-args "-np" "1" "hostname"
(lldb) run
Process 14031 launched: '/opt/homebrew/bin/mpirun' (arm64)
2022-05-04 09:53:11.037030-0700 mpirun[14031:1194363]
[CL_INVALID_OPERATION] : OpenCL Error : Failed to retrieve device
information! Invalid enumerated value!
2022-05-04 09:53:11.037133-0700 mpirun[14031:1194363]
[CL_INVALID_OPERATION] : OpenCL Error : Failed to retrieve device
information! Invalid enumerated value!
2022-05-04 09:53:11.037142-0700 mpirun[14031:1194363]
[CL_INVALID_OPERATION] : OpenCL Error : Failed to retrieve device
information! Invalid enumerated value!
Process 14031 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGSTOP
frame #0: 0x00000001bde25654 libsystem_kernel.dylib`read + 8
libsystem_kernel.dylib`read:
-> 0x1bde25654 <+8>: b.lo 0x1bde25674 ; <+40>
0x1bde25658 <+12>: pacibsp
0x1bde2565c <+16>: stp x29, x30, [sp, #-0x10]!
0x1bde25660 <+20>: mov x29, sp
Target 0: (mpirun) stopped.
(lldb) thread backtrace
* thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGSTOP
* frame #0: 0x00000001bde25654 libsystem_kernel.dylib`read + 8
frame #1: 0x0000000100363620 libopen-pal.40.dylib`opal_fd_read + 52
frame #2: 0x000000010784b418
mca_odls_default.so`odls_default_fork_local_proc
+ 284
frame #3: 0x00000001002c7914 libopen-rte.40.dylib`orte_odls_base_spawn_proc
+ 968
frame #4: 0x00000001003d96dc
libevent_core-2.1.7.dylib`event_process_active_single_queue
+ 960
frame #5: 0x00000001003d6584 libevent_core-2.1.7.dylib`event_base_loop
+ 952
frame #6: 0x0000000100003cd8 mpirun`orterun + 216
frame #7: 0x0000000100019088 dyld`start + 516
On Wed, May 4, 2022 at 9:36 AM George Bosilca via users <
users@lists.open-mpi.org> wrote:
> I compiled a fresh copy of the 4.1.3 branch on my M1 laptop, and I can run
> both MPI and non-MPI apps without any issues.
>
> Try running `lldb mpirun -- -np 1 hostname` and once it deadlocks, do a
> CTRL+C to get back on the debugger and then `backtrace` to see where it is
> waiting.
>
> George.
>
>
> On Wed, May 4, 2022 at 11:28 AM Scott Sayres via users <
> users@lists.open-mpi.org> wrote:
>
>> Thanks for looking at this Jeff.
>> No, I cannot use mpirun to launch a non-MPI application. The command
>> "mpirun -np 2 hostname" also hangs.
>>
>> I get the following output if I add the -d command before (I've replaced
>> the server with the hashtags) :
>>
>> [scotts-mbp.3500.dhcp.###:05469] procdir:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501/pid.5469/0/0
>>
>> [scotts-mbp.3500.dhcp.###:05469] jobdir:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501/pid.5469/0
>>
>> [scotts-mbp.3500.dhcp.###:05469] top:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501/pid.5469
>>
>> [scotts-mbp.3500.dhcp.###:05469] top:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501
>>
>> [scotts-mbp.3500.dhcp.###:05469] tmp:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T/
>>
>> [scotts-mbp.3500.dhcp.###:05469] sess_dir_cleanup: job session dir does
>> not exist
>>
>> [scotts-mbp.3500.dhcp.###:05469] sess_dir_cleanup: top session dir not
>> empty - leaving
>>
>> [scotts-mbp.3500.dhcp.###:05469] procdir:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501/pid.5469/0/0
>>
>> [scotts-mbp.3500.dhcp.###:05469] jobdir:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501/pid.5469/0
>>
>> [scotts-mbp.3500.dhcp.###:05469] top:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501/pid.5469
>>
>> [scotts-mbp.3500.dhcp.###:05469] top:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T//ompi.scotts-mbp.501
>>
>> [scotts-mbp.3500.dhcp.###:05469] tmp:
>> /var/folders/l0/94hsdtwj09xd62d90nfh_3h00000gn/T/
>>
>> [scotts-mbp.3500.dhcp.###:05469] [[48286,0],0] Releasing job data for
>> [INVALID]
>>
>> Can you recommend a way to find where mpirun gets stuck?
>> Thanks!
>> Scott
>>
>> On Wed, May 4, 2022 at 6:06 AM Jeff Squyres (jsquyres) <
>> jsquy...@cisco.com> wrote:
>>
>>> Are you able to use mpirun to launch a non-MPI application? E.g.:
>>>
>>> mpirun -np 2 hostname
>>>
>>> And if that works, can you run the simple example MPI apps in the
>>> "examples" directory of the MPI source tarball (the "hello world" and
>>> "ring" programs)? E.g.:
>>>
>>> cd examples
>>> make
>>> mpirun -np 4 hello_c
>>> mpirun -np 4 ring_c
>>>
>>> --
>>> Jeff Squyres
>>> jsquy...@cisco.com
>>>
>>> ________________________________________
>>> From: users <users-boun...@lists.open-mpi.org> on behalf of Scott
>>> Sayres via users <users@lists.open-mpi.org>
>>> Sent: Tuesday, May 3, 2022 1:07 PM
>>> To: users@lists.open-mpi.org
>>> Cc: Scott Sayres
>>> Subject: [OMPI users] mpirun hangs on m1 mac w openmpi-4.1.3
>>>
>>> Hello,
>>> I am new to openmpi, but would like to use it for ORCA calculations, and
>>> plan to run codes on the 10 processors of my macbook pro. I installed this
>>> manually and also through homebrew with similar results. I am able to
>>> compile codes with mpicc and run them as native codes, but everything that
>>> I attempt with mpirun, mpiexec just freezes. I can end the program by
>>> typing 'control C' twice, but it continues to run in the background and
>>> requires me to 'kill <pid>'.
>>> even as simple as 'mpirun uname' freezes
>>>
>>> I have tried one installation by: 'arch -arm64 brew install openmpi '
>>> and a second by downloading the source file, './configure
>>> --prefix=/usr/local', 'make all', make install
>>>
>>> the commands: 'which mpicc', 'which 'mpirun', etc are able to find them
>>> on the path... it just hangs.
>>>
>>> Can anyone suggest how to fix the problem of the program hanging?
>>> Thanks!
>>> Scott
>>>
>>
>>
>> --
>> Scott G Sayres
>> Assistant Professor
>> School of Molecular Sciences (formerly Department of Chemistry &
>> Biochemistry)
>> Biodesign Center for Applied Structural Discovery
>> Arizona State University
>>
>
--
Scott G Sayres
Assistant Professor
School of Molecular Sciences (formerly Department of Chemistry &
Biochemistry)
Biodesign Center for Applied Structural Discovery
Arizona State University
