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Segmentation fault from openmpi/1.10-hpcx and 2.0-hpcx on Owens |
Owens, Software |
Resolved |
We have found that recent MPI jobs using openmpi/1.10-hpcx and openmpi/2.0-hpcx on Owens may complete or hang until the job is killed, but receive segmentation fault. Some applications might be ... Read more |
6 years 4 months ago |
6 years 3 months ago |
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MyOSC unavailable on Tuesday, August 2, 2022, from 10 am to 12 pm |
client portal |
Resolved |
We will be adding a charge account structure. MyOSC will be unavailable on Tuesday, August 2, 2022, from 10 am to 12 pm while the update occurs. See... Read more |
3 years 4 months ago |
3 years 4 months ago |
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Rolling reboot of all clusters, starting from Wednesday morning, April 19, 2017 |
Batch, Maintenance, Owens, Ruby |
Resolved |
1:40PM 4/27/2017 Update: Rolling reboots are completed.
3:10PM 4/18/2017 Update: Rolling reboots on Owens have started to address GPFS errors occured... Read more |
8 years 7 months ago |
8 years 7 months ago |
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Ansys DesignModeler with hardware acceleration |
Software |
Resolved (workaround) |
Ansys DesignModeler with hardware acceleration is not working.
With Ansys version greater than 19.1, DesignModeler is working with software rendering mode, but it is very slow.
... Read more |
6 years 6 days ago |
6 months 4 weeks ago |
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Lustre is still offline. HPC systems back up |
Maintenance |
Resolved |
Day One of the scheduled downtime has been completed, and HPC operations have resumed. As planned, Lustre work will extend into Day Two. Jobs using /fs/lustre or $PFSDIR cannot run until this work... Read more |
11 years 5 months ago |
11 years 5 months ago |
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Login problem |
|
Resolved |
Around 10am EDT, OSC began to experience problems with our infrastructure. Login sessions began to be affected around 11:30 EDT. The problem was resolved around 1pm EDT, and all systems have... Read more |
1 year 7 months ago |
1 year 7 months ago |
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Replacement of Owens Ethernet switches from Dec 14, 2018 |
Network, Owens |
Resolved |
Updated on Jan 16, 2019, at 09:20 AM:
The replacement is done except for the three switches including the login nodes of Owens. We posted another notice for more... Read more |
7 years 2 months ago |
6 years 10 months ago |
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Cannot use mpiexec/mpirun from OpenMPI in an interactive session |
Owens, Pitzer, Software |
Resolved (workaround) |
We found mpiexec/mpirun from OpenMPI can not be used in an interactive session (launched by sinteractive) after upgrading Pitzer and... Read more |
4 years 9 months ago |
5 months 3 weeks ago |
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Backup failures on ess filesystem |
Backups, filesystem |
Resolved |
The backups on the /fs/ess filesystem are having issues running. There has not been a successful backup of this filesystem since Sunday, 08 August 2021.
OSC is working with the vendor to... Read more |
4 years 4 months ago |
4 years 3 months ago |
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June 7th downtime to finish at 6:30PM |
Connectivity, filesystem, Infrastructure, login, Login Problems, Maintenance, Operations, Outage |
Resolved |
Update: Downtime completed at 6:30PM, June 7th.
The June 7th downtime is now slated to be completed at 6:30PM. Previous estimate was 5PM.
All systems and services will... Read more |
9 years 6 months ago |
9 years 6 months ago |