OrangeFS does not support NFS. It might work sometimes but many times it doesn't work. If you think about it, your i/o requests are having to go through 2 servers, NFS and OrangeFS. The best configuration is to locally mount the OrangeFS filesystem.
Becky On Mon, Jun 20, 2011 at 12:08 PM, belcampo <[email protected]> wrote: > Hi all, > > I'm doing some testing on a very simple test environment with 2 netbooks, > yeah netbooks, each with an 100Mb/s network interface. > > Downloaded and installed 2.8.4-orangefs (mode: aio-threaded) > > my pvfs2-fs.conf is: > > <Defaults> > UnexpectedRequests 50 > EventLogging none > EnableTracing no > LogStamp datetime > BMIModules bmi_tcp > FlowModules flowproto_multiqueue > PerfUpdateInterval 1000 > ServerJobBMITimeoutSecs 30 > ServerJobFlowTimeoutSecs 30 > ClientJobBMITimeoutSecs 300 > ClientJobFlowTimeoutSecs 300 > ClientRetryLimit 5 > ClientRetryDelayMilliSecs 2000 > PrecreateBatchSize 0,32,512,32,32,32,0 > PrecreateLowThreshold 0,16,256,16,16,16,0 > > DataStorageSpace /pvfs > MetadataStorageSpace /pvfs > > LogFile /tmp/pvfs2-server.log > </Defaults> > > <Aliases> > Alias netbook000000 tcp://netbook000000:3334 > Alias netbook000001 tcp://netbook000001:3334 > </Aliases> > > <Filesystem> > Name pvfs2-fs > ID 859410951 > RootHandle 1048576 > FileStuffing yes > <MetaHandleRanges> > Range netbook000000 3-2305843009213693953 > Range netbook000001 2305843009213693954-** > 4611686018427387904 > </MetaHandleRanges> > <DataHandleRanges> > Range netbook000000 4611686018427387905-** > 6917529027641081855 > Range netbook000001 6917529027641081856-** > 9223372036854775806 > </DataHandleRanges> > <StorageHints> > TroveSyncMeta yes > TroveSyncData no > TroveMethod alt-aio > </StorageHints> > </Filesystem> > > I mount tcp://netbook000000:3334 on /netb2 on each client > and > export, on each server, /netb2 with nfs. > > On 2 other clients I mount the nfs-shares, each from a different server, > and test copy performance from the netbooks, with 2 different 1GB-files, to > local storage. But I'm not able to get more then 100 - 110Mb/s total. I > expected to get something in the region of 160-200Mb/s. > 1 copy proces from server to client gives 80Mb/s > > Do I expect too much ? I thought it should scale more or less lineair. > ______________________________**_________________ > Pvfs2-users mailing list > Pvfs2-users@beowulf-**underground.org<[email protected]> > http://www.beowulf-**underground.org/mailman/**listinfo/pvfs2-users<http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users> > -- Becky Ligon OrangeFS Support and Development Omnibond Systems Anderson, South Carolina
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