On Mon, 4 Sep 2017 16:45:43 -0400, Kent Borg wrote: > On 09/04/2017 04:08 PM, Robert Krawitz wrote: >> On Mon, 4 Sep 2017 15:56:06 -0400, Kent Borg wrote: >>> On 09/04/2017 02:10 PM, Robert Krawitz wrote: >>>> On Mon, 4 Sep 2017 13:59:48 -0400, Frank DiPrete wrote: >>>>> What us the NIC in the laptop ? >>>>> I've had this problem before using the open source driver for a network >>>>> adapter. >>>>> (trying to remember which one) >>>> But this appears to also happen over the loopback interface. >>> If you can reliably get it to mess up, see what reliably never messes up, >>> squeeze between the two. >> I reproduced the problem under Windows, with exactly the same >> symptoms. But it was considerably harder, perhaps because ssh/scp >> under Cygwin is a lot slower than it is on Linux, and it did appear >> that the rate of data transfer affected how frequently it failed. >> >> I did it by copying a ~36 GB file repeatedly from a known good Linux >> host to the laptop, while running a load in the background (on Linux, >> multiple copies of glxgears with the option to turn off sync, on >> Windows, by running prime95 along with an OpenGL demo in the >> background). It took me about 5 tries on Windows to finally get a >> failure, but I did, with exactly the same pattern as under Linux. > > Congratulations! Sounds like a hardware problem. (Unless it is a problem in > scp!)
Not likely, since I've seen it with ftp and socat. This has all the earmarks of a hardware problem. -- Robert Krawitz <[email protected]> *** MIT Engineers A Proud Tradition http://mitathletics.com *** Member of the League for Programming Freedom -- http://ProgFree.org Project lead for Gutenprint -- http://gimp-print.sourceforge.net "Linux doesn't dictate how I work, I dictate how Linux works." --Eric Crampton _______________________________________________ Discuss mailing list [email protected] http://lists.blu.org/mailman/listinfo/discuss
