Minutes of the last meeting

Status HPC

• Christopher Huhn (GSI Helmholtzzentrum für Schwerionenforschung GmbH(GSI))

Virgo Cluster

• Mohammad Al-Turany (GSI Helmholtzzentrum für Schwerionenforschung GmbH(GSI))

Upcoming power cuts "Pulslast"

• Carsten Preuß (GSI Helmholtzzentrum für Schwerionenforschung GmbH(GSI))

1. 2020-06-15 2. 2020-07-27 impacts the _parallel_ partition of Kronos

Upgrade of the central tape library

• Christopher Huhn (GSI Helmholtzzentrum für Schwerionenforschung GmbH(GSI))

The tape library in RZ1 will be upgraded: * CW 26/2020 (2020-06-22 – 2020-06-26) * Downtime: library will be dismantled ie.: * No restore of backups or experiment data from tape * No new backup after disk space of TSM servers has filled up * Data and files produced and then lost during the downtime will not be recoverable

Lustre version upgrade

• Thomas Roth (GSI Helmholtzzentrum für Schwerionenforschung GmbH(GSI))

* Upgrade from current 2.10.6 to 2.12.x = mayor release upgrade * Server versions cannot be mixed: *Downtime required* * Upgrade has been tested

AOB