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Preface
In September Starting from August 2024 NHR@ZIB will replace the global file systems HOME and WORK for all compute systems of Lise in Berlin. This affects all login nodes and all Compute partitions. Please be aware of the following activities.
We plan a maintenance to replace one-week maintenance - Replacement of the file systems HOME and WORK is prepared.
We plan a two-month migration phase to - Users can copy data from the old to the new WORK file system.
All data in the HOME file system will be copied by NHR@ZIB staff. The user does Users do not have to do anything on the HOME file system.
Time schedule, last update July 15th
The steps in the table will be executed consecutively.
step | estimated date | subject |
|---|---|---|
Aug 26th1 | mid August | email update for the migration plan |
Sept2 | end of August | one week maintenance for replacement of HOME and WORKSept/Oct |
3 | September | three weeks usual operation without changes |
4 | Sept-Nov | two months migration phase to copy data from old to new WORK |
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Migration phase for WORK
Data migration for the WORK file system follows the following is step number 4 in section Time schedule and follows these steps.
Migration phase
This is a 3 week 2 months period starting in September.
You have access to two different WORK file systems, the old and the new one.
The new WORK file system is empty and you are invited to copy data to the new WORK file system.
NHR@ZIB staff will not copy any data to the new WORK file system.
After the end of the migration phase
the new WORK file system is available for each user.
the old WORK file system is switched off and all data will be removed.
Remarks
In general, WORK is a scratch file system. No backup is available. Data can get lost any time, due to usage errors or any failure of software and hardware.
PERM file system is not affected by this maintenance. During all times of operation of system Lise, PERM will be available all each user.
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