rsync w/ openssh hangs on linux
ewhiting at amis.com
Sat Jan 5 06:56:41 EST 2002
It seems similar to Ed Santiago's problem.
This also seems similar to what I reported last month.
I had to go back to 2.4.6dev+waynenohang. That works for me.
I run solaris/linux hosts.
I'll try 2.5.1 again, but I'm pretty sure there is still a timing/IPC
Dave Dykstra wrote:
> On Fri, Jan 04, 2002 at 11:29:13AM -0800, J Robinson wrote:
> > Hello All:
> > I've having repeatable problems copying files between
> > linux machines using rsync-2.5.1 and various recent
> > flavors of openssh. The symptom when testing with a
> > single 2M file is that rsync hangs when when the file
> > is 97% transferred.
> > It seems from looking at various archives that this
> > problem may be non-trivial. I tried applying the
> > patch at
> > http://www.clari.net/~wayne/rsync-nohang.patch to
> > rsync-2.5.1, (even though it's for 2.5.0) but it
> > didn't seem to make things any better.
> > I'm wondering if there are any tips to get around this
> > problem or ???
> I don't believe anybody else has reported a problem quite like that
> lately. First, give us the output of netstat -a on both sides for the
> relevant connection so we can see if there is data in a send queue
> somewhere that's not being sent; that could indicate a TCP implementation
> problem which rsync has a great tendency to expose because of the way it
> stresses TCP. Please try to give us as much information as you can so
> somebody else could possibly repeat it, including exact versions of all
> software involved on both sides, the speed of your network, and the exact
> command you're using.
> - Dave Dykstra
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