[Swift-devel] Data transfer test results

Ben Clifford benc at hawaga.org.uk
Wed Nov 7 13:31:43 CST 2007


in t1, you have no structure to your submit files and you're staging into 
up to 8 different FTP servers; I could imagine that there's shared 
filesystem contention there as eight servers pass the lock for the root of 
the site-side data cache around.

You could try two things: i) structure your data more sensibly (eg. 
hierarchical directories)   ii) use only one gridftp server, eg name one 
of the servers explicitly like tg-s008.uc.teragrid.org rather than using 
the tg-gridftp name which goes to 8 different servers.

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