[Swift-devel] Re: plan for 0.5 release

Mihael Hategan hategan at mcs.anl.gov
Thu Apr 3 04:22:51 CDT 2008


On Thu, 2008-04-03 at 06:27 +0000, Ben Clifford wrote:
> 
> > Can you explain a bit more about the "data channel doesn't work for a bunch of
> > sites" problem?
> 
> There's some channel reuse code that went into cog in the past few months. 
> It gets enabled when it detects that it has been pointed at a specific 
> version of the GridFTP server (which is in itself a bug as it should 
> really work for lots of versions).

Not quite. I've put that in precisely because some versions didn't work.

>  The code appears to not work. So when 
> Swift is pointed at a gridftp server of that version, it cannot stage in 
> or out files. When it is pointed at a different version gridftp server, 
> the two bugs cancel each other out - data channel reuse is not used, and 
> so Swift can stage files in and out.
> 




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