From: Brian Gerst <bgerst@didntduck.org>
To: Gregory Ade <gkade@bigbrother.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.2.x process limits (NR_TASKS)?
Date: Thu, 18 Oct 2001 15:04:53 -0400 [thread overview]
Message-ID: <3BCF27D5.CE4C53DE@didntduck.org> (raw)
In-Reply-To: <Pine.LNX.4.33.0110181139380.30308-100000@tigger.unnerving.org>
Gregory Ade wrote:
>
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> We're running into what appears to be a 256-process-per-user limit on one
> of our webservers, due to the number of processes running as a specific
> user for our application. I'd like to increase the process limit, and
> *THINK* that to do so i need to increase NR_TASKS in
> /usr/src/linux/include/linux/tasks.h.
>
> Is this correct? What other things do I need to watch out for when making
> this modification?
>
> Also, where can this limit be changed in 2.4.x?
>
> Thanks ahead of time.
>
2.2.x has a hard limit of 512 tasks on the x86 because it uses hardware
task switching. 2.4.x allows an unlimited number of tasks, and is
configurable via /proc/sys/kernel/threads-max and ulimit.
--
Brian Gerst
next prev parent reply other threads:[~2001-10-18 19:05 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-18 18:42 Gregory Ade
2001-10-18 19:04 ` Brian Gerst [this message]
2001-10-18 19:13 ` Mark Zealey
2001-10-18 19:38 ` Brian Gerst
2001-10-21 15:42 ` Alan Cox
2001-10-18 19:29 ` Miquel van Smoorenburg
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