[Pvfs2-users] What is hindering scaling ?
belcampo at zonnet.nl
Tue Jun 21 07:43:35 EDT 2011
On 06/21/11 13:14, Emmanuel Florac wrote:
> Le Tue, 21 Jun 2011 10:05:14 +0200
> belcampo<belcampo at zonnet.nl> écrivait:
>> If 2 copy commands with pvfs2-cp/cp/rsync from the 2 netbooks are
>> initiatiated to an 1Gb/s connected client which is also acts as
>> nfs-server it also should work I assume.
> Yes, Exactly. A PVFS client can talk directly to both servers. See the
> netbook 1 netbook 2
> __ _ __ _
> [__]|=| [__]|=|
> /::/|_| /::/|_|
> | |
> | |
> 100 Mb/s | |100 Mb/s
> of pvfs data| |of pvfs data
> | ____ __ |
> | | | |==| |
> '->|____| | |<--'
> /::::/ |__|
> pvfs client
> receiving 200 Mb/s
> This pvfs client could then serve 200Mb/s worth of NFS to the network.
Thanks a LOT, I'm very pleased.
Did some other testing:
Installed the pvfs2-client part on the fat client and it does scale well.
rsync throughput is 114Mb/s
pvfs2-cp throughput is 165Gb/s
and even over pvfs2fuse does 165Gb/s
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