[Swift-user] Swift-MosaStore integration problem

[Tim Armstrong]

Does the directory /tmp/mount/dir1 exist before Swift starts up?  Is it
created before the exception occurs?

On Thu, Oct 27, 2011 at 2:57 PM, Michael Wilde <wilde at mcs.anl.gov> wrote:

> Emalyan, can you use strace on the Swift jvm invocation to trave Java's
> systems calls, and debug it in that manner?
>
> I suspect that Mosa is doing something that's not quite POSIX compliant,
> and confusing Java and hence Swift.
>
> - Mike
>
>
> ----- Original Message -----
> > From: "Emalayan Vairavanathan" <svemalayan at yahoo.com>
> > To: swift-user at ci.uchicago.edu
> > Sent: Thursday, October 27, 2011 2:35:13 PM
> > Subject: [Swift-user] Swift-MosaStore integration problem
> > Dear All,
> >
> >
> >
> >
> >
> >
> >
> > When I try to run the HelloWorld.swift with MosaStore (MosaStore is a
> > distributed storage developed by us) it is terminating with an error.
> >
> >
> >
> > Here HelloWorld.swift script is copied into the MosaStore filesystem.
> > Also Swift has write permission in the file system. Because it can
> > create some temporary files (swift.log and
> > first-20111026-1848-hmo97vu7.log). But then it prints the error below
> > and terminates (I have attached the log files. I am using swift 0.93).
> >
> >
> >
> > Max heap: 259522560
> > Recompilation suppressed.
> > Detailed exception:
> > java.io.FileNotFoundException: /tmp/mount/dir1/first.kml (No such file
> > or directory)
> > at java.io.FileInputStream.open(Native Method)
> > at java.io.FileInputStream.<init>(FileInputStream.java:137)
> > at java.io.FileInputStream.<init>(FileInputStream.java:96)
> > at java.io.FileReader.<init>(FileReader.java:58)
> > at org.globus.cog.karajan.Loader.load(Loader.java:209)
> > at org.griphyn.vdl.karajan.Loader.main(Loader.java:157)
> > Could not start execution.
> > /tmp/mount/dir1/first.kml (No such file or directory)
> >
> >
> > It seems the Mosastore didnt receive any callback to create first.kml.
> > I think, due to some reasons JVM assumes the storage is not available
> > and terminate the swift program. So I am wondering whether you can
> > provide any hint about this issue.
> >
> > Also I would like to build the swift in debug mode in order to run it
> > with jdb (to get more information). Please let me know how to build
> > the swift in debug mode?
> >
> >
> > Thank you
> > Emalayan
> >
> >
> >
> >
> >
> > _______________________________________________
> > Swift-user mailing list
> > Swift-user at ci.uchicago.edu
> > https://lists.ci.uchicago.edu/cgi-bin/mailman/listinfo/swift-user
>
> --
> Michael Wilde
> Computation Institute, University of Chicago
> Mathematics and Computer Science Division
> Argonne National Laboratory
>
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>
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