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High Performance Parallel I/O
book

High Performance Parallel I/O

by Prabhat, Quincey Koziol
October 2014
Intermediate to advanced content levelIntermediate to advanced
434 pages
13h 28m
English
Chapman and Hall/CRC
Content preview from High Performance Parallel I/O
Argonne Leadership Computing Facility 43
Once completed, this change reduced the failures attributed to GPFS back
to levels similar to other sources of failure. This same strategy was used on
Mira for allocating the number of quorum and manager nodes. ALCF saw a
much more stable and predictable system upon initial testing.
4.4.2 PVFS
On Intrepid, ALCF also deployed PVFS version 2.6 and eventually ended
up at version 2.8.2. PVFS was set up in high-availability mode using Linux-
ha. The same storage hardware that GPFS was using was also being used
by PVFS. The PVFS file system was deployed about six months after the
primary GPFS file system was made available. ...
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Publisher Resources

ISBN: 9781466582347