[Halld-offline] Outage Alert: move of /work/halld and /work/halld2, Wed. Nov. 29, 9 am to 10 am
marki at jlab.org
Wed Nov 29 10:20:45 EST 2017
The move is still in progress, though very close to done. Stay tuned for
On 11/28/2017 10:47 AM, Mark Ito wrote:
> We are scheduled to make the move of our work space from a
> Lustre-based system to a ZFS file system. This will happen tomorrow
> (Wednesday, November 29) starting at 9 am. The move should take about
> an hour.
> N. B.: *during this time, you will not be able to write to the Hall D
> work disks*. Reading may be intermittent as well.
> Some notes on the new configuration:
> Both /work/halld and /work/halld2 will be on the same partition. The
> old /work/halld2 will actually appear as a new directory,
> /work/halld/halld2. A merge of the two systems is not a practical
> option. There will be a soft link, /work/halld2 pointing to the new
> /work/halld/halld2 directory, so legacy scripts should work.
> Since there will be no distinction in the underlying hardware for the
> old /work/halld and /work/halld2, there is no more need to distinguish
> how they should be used. Small files and SQLite files are OK anywhere
> on the new work disk.
> To reduce future confusion, you may want to move your files out of
> /work/halld/halld2, but that is not required at present.
> Any scripts that use
> /lustre/expphy/work/halld or /v/lustre2/expphy/work/halld
> instead of
> or that use
> instead of
> will break. In other words, the server-specific directory names will
> change (as they must).
> Let me know if there are any questions or objections to this schedule.
> - Mark
> Mark Ito,marki at jlab.org, (757)269-5295
> Halld-offline mailing list
> Halld-offline at jlab.org
Mark Ito, marki at jlab.org, (757)269-5295
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