A little taste of self-advertising... nfs-ganesha v0.99.40 is released
DENIEL Philippe
philippe.deniel at cea.fr
Mon Jul 28 09:19:27 EDT 2008
Hi to all,
this time, I will not ask a question related to NFSv4, but announce that
the NFS server I am working on is now available for download via
sourceforge.
Current links are http://nfs-ganesha.sourceforge.net/ (project's
homepage, hosted by sourceforge) and
http://sourceforge.net/projects/nfs-ganesha (summary on sourceforge
website).
I a few words, NFS-GANESHA is
- the reason for my presence on this mailing
- fully running in user's space and designed to managed huge
metadata and data caches (up to millions of records)
- designed to work with different backend modules (called FSAL which
stand for File System Abstraction Layer) that make it possible to
address different namespaces
Available FSALs are:
- FSAL_POSIX: provides NFS export to any
namespace accessible via the good old POSIX interface (it uses a pgsql
db for persistent "reverse lookup" information)
- FSAL_SNMP: provides a way to have NFS
export on SNMP data, making SNMP information visible in a "/proc like" way
- FSAL_FUSE: provides an interface dedicated
to products available with a FUSE interface (and this NFS export will
fully resides in User Space, no explicit access to kernel)
- FSAL_PROXY: this is basically a NFSv4
client, compliant with the FSAL API, used in NFS-GANESHA, it tuns it to
a NFSv4 proxy
The product was originally developed to provide us with an efficient NFS
to HPSS (http://www.hpss-collaboration.org/hpss/index.jsp), a commercial
HSM that we used in our compute center, but the product was designed in
a modular way, so that other namespaces could be exported via
NFS-GANESHA. A FSAL_HPSS exists, but it is not provided as a free
software and is freely available for HPSS users.
We use NFS-GANESHA on our site since January 2006, in NFSv3/UDP, in
front of several hundreds of client (a SMP supercomputer). I think the
v3 support is OK and very reliable, but many things are still to be
fixed with the NFSv4 support. Any remarks and comments are welcome (or
bug reports as well)
Thank you for the time you took reading my (too verbose) mail :-)
Philippe
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