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Starting September 2024, the underlying hardware of Lise’s global file systems HOME and WORK will be replaced. This affects all login nodes and all compute partitions. Please be aware of the following activities.
One-week downtime for maintenance, preparation steps, and for preliminary transfer of HOME data. NHR@ZIB staff copies all data from the old to the new HOME storage. User’s don’t need to take action regarding their data in HOMENo user action is required.
One-day maintenance of the entire system for a final synchronization step between old and new HOME. Old HOME goes offline, new HOME goes online. No user action is required.
Two-month migration Migration phase for data in WORK. During this period, both the old and new WORK file systems are available. Users transfer their data from the old to the new WORK storage.
Schedule
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step | estimated start date | subject | status | |||
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1 | end of August | email update for the migration planSeptember 30 | one-week downtime of the GPU clusters (A100 and PVC), CPU CLX cluster remains available | ● | ||
2 | end End of SeptemberNovember | one-week downtime for maintenanceday maintenance for all compute systems | ● | |||
3 | Oktober | three weeks of normal operation without changes | 4 | Oktober-DezemberEnd of November | two-month migration phase for users to copy their data from the old to the new WORK storage | ● |
● completed
● open
Migration phase for WORK
In step 4 3 of the schedule, data migration for WORK will be organized as follows.
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a two-month period starting in OktoberOctober
simultaneous user access to the old and new WORK file systems
data transfer by users from the old to the new WORK storage (no data transfer by NHR@ZIB staff)
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