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Some Compute Nodes are installed with local SSD storage up to 2 TB on Lise and 480 GB or 1TB (depending on the node) on Emmy.

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. These node share the following properties.

  • 2 TB SSD locally attached to the node
  • Data on SSD will be deleted after the job is finished.
  • Data on SSD can not be shared across nodes

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  • .

For unshared local IO this is the best performing file system to use.



Lise: SSDLise: CAS
Accessvia partition: standard96:
slurm partition

cpu-clx:ssd

using $LOCAL_TMPDIR

via partition: large96 and huge96

cpu-clx:large and cpu-clx:huge

using $LOCAL_TMPDIR

Type and size2 TB Intel NVMe SSD DC P4511
(2 TB)

Intel NVMe SSD DC P4511 (2 TB) using

Intel Optane SSD DC P4801X (200 GB)

as write-trough cache


FastIO

WORK is extended with 4 additional OST's using NVMe SSDs to accelerate heavy (random) IO-demands. To accelerate specific IO-demands further striping for up to these 4 OSTs is available.

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