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Date:	Wed, 13 Jan 2021 06:42:18 +0000 (UTC)
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Subject:	Re: misterious GIT failure
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From:	matthew patton via Cygwin <cygwin AT cygwin DOT com>
Reply-To:	matthew patton <pattonme AT yahoo DOT com>
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Andrey wrote:> 1. Try rebasing your Cygwin install.
deleted cygwin64 and installed to \cygwin. Immediate failure. No apparent grace period like before.
> 2. See if your antivirus is interfering.
Had corporate IT put me in a special exclusion group (supposedly) to no avail. See #1

    On Friday, January 8, 2021, 09:35:03 PM EST, Andrey Repin <anrdaemon AT yandex DOT ru> wrote:  
 
 Greetings, matthew patton!

> Adam Dinwoodie wrote:
>> This looks like some sort of problem writing to disk to me.  Where are
>> you storing your Git repositories?  Is it on a regular NTFS disk

> plain NTFS (win10 exterprise) with hundreds of GB free. I blew away
> contents of /tmp just to make sure it wasn't something silly going on there.
> It's git pack/unpack aborting the read/write from the pipe which causes SSH
> to then close and tear down the connection. SSH client helpfully provides
> stats on how many packets transferred up/down.

> Achim Gratz wrote:
>> That seems to indicate some sort of behavioral based firewalling or IDS

> I thought it could be that too. Tried with and without corporate VPN. But
> it's worked for over a year with this config and nary a hiccup. And anyway
> if I immediately switch to my WSL (Ubuntu) window or Git-Bash and issue the
> Git commands they run perfectly. Yes my Cygwin and WSL and Git-Bash share
> the exact same repository directories.
> If I blow away the entire Cygwin installation (c:\cygwin64) and re-install
> Cygwin Git it will resume working and do so for a while. Like I mentioned
> previously re-installing Git does not solve the issue. And yes my SSH
> sessions while Git is "broken" continue to work like a champ, so it's not SSH.
> I've attached cygcheck. Before I even posted I went looking for strace() to
> no avail. I also even did a manual connection attempt like this:   

>>> ssh blah | git index-pack --stdin -v --fix-thin '--keep=fetch-pack 1011 on SOHO-GP4D633' --pack_header=2,1635

> and it would fail in the same manner as when it had been invoked "normally".

1. Try rebasing your Cygwin install.
2. See if your antivirus is interfering.


-- 
With best regards,
Andrey Repin
Saturday, January 9, 2021 5:22:54

Sorry for my terrible english...  
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