News
June 24, 2020 • 1 min read • News
Reminder - IMPORTANT Changes to Scratch Storage
Dear JASMIN users,
Please note the following changes that affect the /work/scratch
We have previously announced that the new scratch volume /work/scratch-pw is available. This volume is on PFS (parallel file system) storage with a total capacity of 1 Petabyte, but has automated processes in place to “police” usage. The old volume, /work/scratch will be available for READ access only from this Friday 26th June until 31st July. Please do not run batch jobs that write to /work/scratch as your job will fail.
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June 22, 2020 • 4 min read • News
JASMIN and CEDA services affected by power outage - now resolved
Update 1 - 22/06/2020 17:00 JASMIN and CEDA Archive services have been offline today due a power outage that affected the entire RAL site (including the JASMIN machine room) at approximately 13.30 on Monday 22 June 2020. The power is now back, but not all remaining actions can be carried out remotely. ...
June 22, 2020 • 1 min read • News
User survey to gauge needs in preparation for purchase of a new GPU cluster
The planned 2020 upgrade for JASMIN will include a substantial upgrade to JASMIN GPU capacity. While we have a panel of experts helping us develop requirements, it will be useful for us to get direct feedback about actual and potential GPU usage within the community of existing and potential JASMIN users. To that end we have a short survey. It should only take 5-10 minutes to complete, and we would value you doing that before the end of June.
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June 10, 2020 • 2 min read • News
Reminder JASMIN at-risk period 11th June 2020
We previously announced electrical work planned for the RAL site around the Bank Holiday weekend of 22nd-25th May, which carried with it a small risk of disruption to JASMIN’s power supply. In fact, the main part of this work has now been re-scheduled to Thursday 11th June 2020. The risk of disruption is small but if it occurs would result in all JASMIN and CEDA services being offline for several days if power was lost.
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June 5, 2020 • 2 min read • News
JASMIN Migration to CentOS7 & LSF replacement with SLURM UPDATE 8
Dear JASMIN users,
This message includes information about the following:
Update on SLURM & CentOS7 LOTUS cluster New MPI implementation on LOTUS SLURM/LOTUS webinar LSF-managed LOTUS resources to be reduced from mid-June. Important reminder about the timescale: the current batch system will be unavailable after the end of June 2020. After this, users will be expected to use SLURM.
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June 2, 2020 • 2 min read • News
JASMIN at-risk period 11th June 2020
We previously announced electrical work planned for the RAL site around the Bank Holiday weekend of 22nd-25th May, which carried with it a small risk of disruption to JASMIN’s power supply. In fact, the main part of this work has now been re-scheduled to Thursday 11th June 2020. The risk of disruption is small but if it occurs would result in all JASMIN and CEDA services being offline for several days if power was lost.
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May 21, 2020 • 2 min read • News
IMPORTANT Changes to Scratch Storage
Dear JASMIN users,
Please note the following changes which affect both /work/scratch and /work/scratch-nompiio
We are pleased to announce that a new scratch volume /work/scratch-pw will be available from Wednesday 27th May. This volume will be on PFS (parallel file system) storage with a total capacity of 1 Petabyte, but will have automated processes in place to “police” usage. This new volume, /work/scratch-pw will be a replacement for the current /work/scratch volume.
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May 20, 2020 • 2 min read • News
JASMIN Migration to CentOS7 & LSF replacement with SLURM UPDATE 7
This message includes information about the following:
Update on SLURM & CentOS7 LOTUS cluster New CentOS7 scientific servers for SLURM job submission New documentation on LOTUS/SLURM New CentOS7 “copy service” using LOTUS Important reminder about the timescale: the current batch system will be unavailable after the end of June 2020. After this, users will be expected to use SLURM.
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