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From: "Matt Emmerton" <matt@gsicomp.on.ca>
To: "Roman Kurakin" <rik@cronyx.ru>, <current@freebsd.org>
References: <42C40B98.5070309@cronyx.ru>
Date: Thu, 30 Jun 2005 11:41:01 -0400
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Subject: Re: Console freeze
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> Hi,
>
>     I am getting console freeze with recent current. I've seen the same
> a year ago
> on current and the proble is still here. One of the console freeze I've
> seen while
> intensive output from my driver (that is async driver). The other one
> I've seen
> whille cvs update (for example on alt+f2 cvs update -d . > .z; on alt+f3
> tail -f .z).
>
> console freeze:
> screen contains the last output or blank, currsor IIRC always availabe
> and it
> moves according to its usual behaviour so terminal is functional but no
> output.
>
> Any ideas?

IIRC, there was a discussion here lately about a race condition that is
being worked on (fixed?) caused by precisely what you describe -- a cvsup
(or other output-intensive process) redirecting to a file in one window, and
a tail on said file in another window.

How recent is your -current?

--
Matt