RE: [Bug] Regression problem in transfer.sh for OpenSSH 7.1 P2 on HPE NSE above dd-size 32k

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On February 8, 2016 5:05 PM, Darren Tucker wrote:
> On Tue, Feb 9, 2016 at 8:51 AM, Randall S. Becker
> <rsbecker@xxxxxxxxxxxxx> wrote:
> [...]
> > I've got those logs. Unfortunately, hoping for more details.
> 
> Me too.  For example, a copy of those logs :-)
> 
> > The logs do
> > show the test failure, but no details in failed-sshd.log indicating a
> > specific problem. Some of the formats are a bit wonky but I can live
> > with those. Since you mentioned NFS, which could have been constrained
> > by UDP packet sizes, and this platform sometimes cannot read beyond
> > 56Kb off disk (in some situations), it may be the read of regress/data that is
> failing.
> > Any pointers where that is hiding so that I can verify that data is
> > actually getting into sshd from the disk?
> 
> Unfortunately debugging test failures is a pain that I don't have a good
> answer too.
> 
> One thing I do is edit regress/test-exec.sh to add a "set -x" at the top and
> "exit 1" into the fail() function.  Now when you run the test at the point it fails
> you'll have the exact command that failed and exits without cleaning up,
> leaving the keys and configs in place so you can rerun the command in you
> shell, playing around with truss/strace/whatever your platform has.

Tracked down to a bad 'dd' implementation. I'm working on fixing that. Likely of this problem being OpenSSH just dropped to under 5% ;)

Thanks Darren.

Cheers,
Randall

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