[Swift-user] Block task failed: Connection to worker lost

Mihael Hategan hategan at mcs.anl.gov
Fri Dec 5 00:24:19 CST 2014


On Fri, 2014-12-05 at 04:11 +0000, Ozik, Jonathan wrote:
> I’ve looked a bit closer into the differences between the different staging options, and chose the “local” option for now, even though this is probably not the most efficient in terms of creating unnecessarily large amounts of copies of the input files needed for each app invocation.
> Speaking of which, in the User Guide
> (http://swift-lang.org/guides/trunk/userguide/userguide.html), there
> is a section that states “The wrapper script creates the application
> workspace directory; places the input files for that job into the
> application workspace directory using either cp or ln -s (depending on
> a configuration option)…,” but I couldn’t find any more information on
> enabling the symlinking of input files. Is this associated with a
> specific type of staging or configuration?

I think that only applies to "swift" staging. Symlinking is the default.
If you specify a scratch directory (site.x.scratch: "/blabla"), then
copying is done.

Mihael





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