Parallel server jobmanager on debian bullseye does not start up after upgrade.
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Running on debian 11.7:
huth@serifos:~$ sudo systemctl status mjs
● mjs.service - mjs, the mathworks job scheduler.
Loaded: loaded (/etc/systemd/system/mjs.service; enabled; vendor preset: enabled)
Active: active (running) since Mon 2023-05-22 15:39:31 CEST; 52min ago
Process: 687 ExecStart=/usr/local/mathworks/v2022b/toolbox/parallel/bin/mjs start (code=exited, status=0/SUCCESS)
Main PID: 2329 (mjsd)
Tasks: 36 (limit: 38090)
Memory: 249.0M
CPU: 18.972s
CGroup: /system.slice/mjs.service
├─2329 /usr/local/mathworks/v2022b/bin/glnxa64/mjsd /usr/local/mathworks/v2022b/toolbox/parallel/config/wrapper-phoenix.config wrapper.pidfile=/var/run/mjsd.pid
└─2332 /usr/local/mathworks/v2022b/sys/java/jre/glnxa64/jre/bin/java -Dcom.mathworks.toolbox.distcomp.base_port=27350 -Dcom.mathworks.toolbox.distcomp.matlabroot=/usr/local/mat>
Mai 22 15:39:18 serifos sudo[927]: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=0)
Mai 22 15:39:18 serifos sudo[927]: pam_unix(sudo:session): session closed for user root
Mai 22 15:39:18 serifos sudo[933]: root : PWD=/usr/local/mathworks/v2022b/toolbox/parallel/bin ; USER=root ; COMMAND=/usr/bin/touch /var/lib/mjs/security/.mjstestfile
Mai 22 15:39:18 serifos sudo[933]: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=0)
Mai 22 15:39:18 serifos sudo[933]: pam_unix(sudo:session): session closed for user root
Mai 22 15:39:31 serifos mjs[687]: Starting the MATLAB Parallel Server in the background.
Mai 22 15:39:31 serifos sudo[2327]: root : PWD=/usr/local/mathworks/v2022b/toolbox/parallel/bin ; USER=root ; COMMAND=/usr/bin/sh -c /usr/local/mathworks/v2022b/bin/glnxa64/mjsd /usr/l>
Mai 22 15:39:31 serifos sudo[2327]: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=0)
Mai 22 15:39:31 serifos sudo[2327]: pam_unix(sudo:session): session closed for user root
Mai 22 15:39:31 serifos systemd[1]: Started mjs, the mathworks job scheduler..
huth@serifos:~$ sudo /usr/local/mathworks/v2022b/toolbox/parallel/bin/startjobmanager
The mjs service on the host
serifos.energietechnik.tu-berlin.de returned an error.
The cause of the problem is:
============================================================================
Unable to obtain the hostname of this computer.
This is causing:
Problem starting the job manager process.
============================================================================
huth@serifos:~$ hostname
serifos
huth@serifos:~$ hostname --fqdn
serifos.energietechnik.tu-berlin.de
huth@serifos:~$
Best regards
Frank Huth
2 Comments
Edric Ellis
on 23 May 2023
It's hard to know quite what's going wrong without getting more data from your system. I suggest contacting MathWorks Installation Support who should be able to help you through this.
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