From: "Alex Riesen" <raa.lkml@gmail.com>
To: "Wappler Marcel" <Marcel.Wappler@bridgeco.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Behaviour of the VM on a embedded linux
Date: Fri, 22 Aug 2008 14:59:43 +0200 [thread overview]
Message-ID: <81b0412b0808220559w502edf03y7f318d0f3673884@mail.gmail.com> (raw)
In-Reply-To: <83116F0A4FF67A4F97BA0B6E408C48E30289D8F0@zuerich.BC-Int.NET>
2008/8/22 Wappler Marcel <Marcel.Wappler@bridgeco.net>:
> I'm trying to figure out whats going on an embedded system I have to
> deal with. It's running a 2.6.24.7 kernel on 32 MBytes of RAM.
> There is no swapping. There are some daemons and shells running and
> - a big monolithic c++ application.
>
> The application runs a lot of pthreads on different real time priority levels.
> It looks like the application consumes a huge
> ammount of real memory in contrast to the assumption, that large code
> size is no problem due to paging out pages with unused code.
Maybe the kernel wont page anything if the paging support is compiled out.
IOW, you still need paging code even if there is now swap partitions.
next prev parent reply other threads:[~2008-08-22 12:59 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-22 12:31 Wappler Marcel
2008-08-22 12:59 ` Alex Riesen [this message]
2008-08-22 15:25 ` Wappler Marcel
2008-08-22 21:37 ` Christopher Snook
2008-08-24 23:35 ` Ingo Oeser
2008-08-24 23:55 ` Arjan van de Ven
2008-08-25 7:58 ` Wappler Marcel
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