From: Andrew Morton <akpm@digeo.com>
To: Andries Brouwer <aebr@win.tue.nl>
Cc: "Hanumanthu. H" <hanumanthu.hanok@wipro.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pid_max hang again...
Date: Wed, 11 Sep 2002 18:54:47 -0700 [thread overview]
Message-ID: <3D7FF3E7.61772A26@digeo.com> (raw)
In-Reply-To: 20020911171934.GA12449@win.tue.nl
Andries Brouwer wrote:
>
> ...
> Again. We have 2^30 = 10^9 pids. In reality there are fewer than 10^4
> processes. So once in 10^5 pid allocations do we make a scan over
> these 10^4 processes,
Inside tasklist_lock? That's pretty bad from a latency point of
view. A significant number of users would take the slower common
case to avoid this.
next prev parent reply other threads:[~2002-09-12 1:34 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-11 8:59 [PATCH] pid_max hang again Hanumanthu. H
2002-09-11 17:19 ` Andries Brouwer
2002-09-11 20:23 ` jw schultz
2002-09-12 1:11 ` Rik van Riel
2002-09-12 1:54 ` Andrew Morton [this message]
2002-09-12 20:23 ` Andries Brouwer
2002-09-12 21:17 ` Rik van Riel
2002-09-12 21:21 ` yodaiken
2002-09-13 5:47 ` Hanumanthu. H
-- strict thread matches above, loose matches on Subject: below --
2002-09-07 9:06 Manfred Spraul
2002-09-09 14:22 ` Hanumanthu. H
2002-09-09 15:07 ` Martin J. Bligh
2002-09-09 22:39 ` jw schultz
2002-09-10 9:54 ` Andries Brouwer
2002-09-10 19:29 ` jw schultz
2002-09-07 8:16 Hanumanthu. H
2002-09-06 21:06 Manfred Spraul
2002-09-06 15:39 Ingo Molnar
2002-09-06 17:43 ` [PATCH] " Paul Larson
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