August 2011 - aktuell - lists.lrz.de

Linux CLuster: Ultraviolet reboot
by LRZ aktuell Aug. 29, 2011

Aug. 29, 2011

The Ultraviolet system has run into trouble with its CPUset coordination and therefore needed a reboot. Jobs running on the system during the weekend may require a resubmission. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/aktuell/ali4094/ Reinhold Bader

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Upd:HLRB-II: mostly returned to user operation
by LRZ aktuell Aug. 26, 2011

Aug. 26, 2011

Aenderungen an der Mitteilung: mostly running again Dear users of the HLRB-II at LRZ, due to problems with the CXFS scratch file systems HLRB-II is presently not usable. We expect to return to user operation at approx. 17:30 on Aug. 26. Apologies for the disruption of your work. ----------------------------------------------------------------------- Update (18:30): the system has mostly been returned to user operation Diese Information finden Sie im WWW unter http://www.lrz-muenchen.de/services/compute/hlrb/aktuell/ali4093/ Reinhold Bader

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Upd:Linux Cluster: SLURM submissions should work again
by LRZ aktuell Aug. 26, 2011

Aug. 26, 2011

Changes to this message: Update Dear users of the new IB cluster at LRZ, Unfortunately, something has gone wrong with the SLURM configuration - submission of jobs does not work correctly. Please stay tuned. ----------------------------------------------------------------------- Update: A workaround has been installed which enforces certain settings, so you should be able to run jobs again. However, some jobs still may run into problems - please tell us if this is the case. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/aktuell/ali4092/ Reinhold Bader

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HLRB-II: unavailable due to CXFS recovery
by LRZ aktuell Aug. 26, 2011

Aug. 26, 2011

Dear users of the HLRB-II at LRZ, due to problems with the CXFS scratch file systems HLRB-II is presently not usable. We expect to return to user operation at approx. 17:30 on Aug. 26. Apologies for the disruption of your work. Diese Information finden Sie im WWW unter http://www.lrz-muenchen.de/services/compute/hlrb/aktuell/ali4093/ Reinhold Bader

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Upd:Linux Cluster: New IB cluster / SLURM not working
by LRZ aktuell Aug. 26, 2011

Aug. 26, 2011

Changes to this message: SLURM not working Dear users of the new IB cluster at LRZ, Unfortunately, something has gone wrong with the SLURM configuration - submission of jobs does not work correctly. Please stay tuned. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/aktuell/ali4092/ Reinhold Bader

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Upd:Linux Cluster: New IB cluster online again
by LRZ aktuell Aug. 26, 2011

Aug. 26, 2011

Changes to this message: returned to user operation Dear users of the new IB cluster at LRZ, Unfortunately, something has gone wrong with the SLURM configuration - submission of jobs does not work correctly. Please stay tuned. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/aktuell/ali4092/ Reinhold Bader

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Upd:Linux Cluster: New IB cluster online again
by LRZ aktuell Aug. 26, 2011

Aug. 26, 2011

Changes to this message: returned to user operation Dear users of the new IB cluster at LRZ, after the crash of Thursday evening, the cluster is now online again. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/aktuell/ali4092/ Reinhold Bader

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Linux Cluster: New IB cluster offline
by LRZ aktuell Aug. 25, 2011

Aug. 25, 2011

Dear users of the new IB cluster at LRZ, probably due to the failure of a critical component the complete cluster has gone offline on the evening of Aug. 25. We will investigate the cause for this crash on Friday morning and attempt to return to user operation as soon as possible. We will keep you updated about the status of the cluster via this document. Apologies for the disruption of your work. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/aktuell/ali4092/ Reinhold Bader

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Upd:Update: HLRB-II login node back in production
by LRZ aktuell Aug. 25, 2011

Aug. 25, 2011

Changes to this message: Update Dear users of HLRB-II, the problems on the login node of HLRB-II have been fixed and it is back in production. We apologize for the inconvenience caused by this interrupt. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/hlrb/aktuell/ali4091/ Hans-Georg Kleinhenz

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HLRB-II login node down
by LRZ aktuell Aug. 25, 2011

Aug. 25, 2011

Dear users of HLRB-II, the login node of HLRB-II is currently down. SGI is already working on the problem. We apologize for the inconvenience caused by this interrupt. This information is also available on our web server http://www.lrz-muenchen.de/services/compute/hlrb/aktuell/ali4091/ Hans-Georg Kleinhenz

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