From: Aki M Nyrhinen <anyrhine@cs.helsinki.fi>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] i say, this is interesting
Date: Fri, 27 Jun 2003 20:26:15 +0300 [thread overview]
Message-ID: <20030627172615.GA7666@cs.helsinki.fi> (raw)
In-Reply-To: <b9c3a1abd751181d5d1d547685bb5192@mightycheese.com>
On Fri, Jun 27, 2003 at 08:24:30AM -0700, rob pike, esq. wrote:
> > I don't want to make guesses why exactly every
> > second character is lost (other's know, for sure), but it
> > seems this isn't neccessarily a bug at all.
> oh, that's easy. two processes reading the same file,
> each one byte at a time. what would be the result of
> your kernel implementation under those circumstances?
An impossible to find non-deterministic malfunction in the future,
of course.
> ours just gates each process through the queue, and
> the result is alternate characters going to alternate
> processes.
Now that you said it, it's very obvious because the keyboard
gives characters one at a time.
Is there a reason why the plumber does not close(0)?
-Aki
next prev parent reply other threads:[~2003-06-27 17:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-27 13:21 Sam
2003-06-27 15:13 ` Aki M Nyrhinen
2003-06-27 15:24 ` rob pike, esq.
2003-06-27 17:26 ` Aki M Nyrhinen [this message]
2003-06-27 17:47 ` rob pike, esq.
2003-06-27 15:22 ` rob pike, esq.
2003-06-27 15:11 ` Sam
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