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Date:	Mon, 4 Oct 2021 04:58:17 +0900
To:	cygwin AT cygwin DOT com
Subject:	Re: is there a limit on how many mintty terminals can be open at once?
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From:	Takashi Yano via Cygwin <cygwin AT cygwin DOT com>
Reply-To:	Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>
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On Sun, 3 Oct 2021 12:25:15 -0400
"Jason Pyeron" wrote:
> I got the "Error: Could not fork child process: There are no available terminals (-1)" error.
> 
> Closing N minty terminals allowed me to open exactly N more.
> 
> My google fu is poor, since I cannot seem to find relevant pages.
> 
> What is the limit?

In current cygwin, maximum number of pty is 128.
It is hard coded and not configurable by user.
https://cygwin.com/git/?p=newlib-cygwin.git;a=blob;f=winsup/cygwin/tty.h#l15


-- 
Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>

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