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Date: Mon, 20 Nov 2017 20:02:39 +0300
From: Andrey Repin <anrdaemon AT yandex DOT ru>
Reply-To: cygwin AT cygwin DOT com
Message-ID: <1238325825.20171120200239@yandex.ru>
To: Richard H Lee <ricardohenrylee AT gmail DOT com>, cygwin AT cygwin DOT com
Subject: Re: Git status delay
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Greetings, Richard H Lee!

> I have an issue with git where it hangs for 10 to 20 seconds on several 
> commands, including "git status". For me this is reproducible on a fresh 
> install of Cygwin x64 in Windows 7.

> I get the feeling I am doing something wrong on my end as "git status" 
> is a very commonly used command, yet I see no mentions of this on the 
> Cygwin mailing list.

> Using gdb I can see git hang in the function validate_headref on an 
> lstat call. validate_headref pretty much does what it says and validates 
> the HEAD reference file. validate_headref is called multiple times for 
> different candidate paths for the HEAD reference file, e.g. ".git/HEAD" 
> etc. For some reason the path "//HEAD" is checked and this is causing a 
> delay. Paths starting with "//" are treated in Cygwin as CIFS paths and 
> the delay comes from the timeout when Windows tries to resolve the 
> hostname "HEAD" to a server.

> Subsequent executions of "git status" return immediately as I guess the 
> resolution of "HEAD" as a hostname is cached.

> I don't recall having this problem previously.

> Does anyone else experience this issue?

Is this (or a remote system) an AD member? If names resolution is a culprit,
try setting up cygserver, it may speed up name resolution.


-- 
With best regards,
Andrey Repin
Monday, November 20, 2017 20:01:40

Sorry for my terrible english...


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