POHMELFS Performance
Jun 17, 2008, 17:15 (1 Talkback[s])
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"'I regularly run and post various benchmarks comparing
POHMELFS, NFS, XFS and Ext4, [the] main goal of POHMELFS at this
stage is to be essentially as fast as [the] underlying local
filesystem. And it is...' explained Evgeniy Polyakov, suggesting
that the POHMELFS networking filesystem performs 10% to 300% faster
than NFS, depending on the file operation. In particular, he noted
that it still suffers from random reads, an area that he's
currently focused on fixing. He summarized the new features found
in the latest release:
"'Read request (data read, directory listing, lookup requests)
balancing between multiple servers; write requests are sent to
multiple servers and completed only when all of them send an ack;
[the] ability to add and/or remove servers from [the] working set
at run-time from userspace; documentation (overall view and
protocol commands); rename command; several new mount options to
control client behaviour instead of hard coded numbers...'"
Complete
Story
Related Story:
Parallel
Optimized Host Message Exchange Layered File System(May 16,
2008)
