Re: %u-order allocation failed

From: Alex Bligh - linux-kernel (linux-kernel@alex.org.uk)
Date: Mon Oct 08 2001 - 17:53:18 EST

Next message: Petko Manolov: "discontig physical memory"
Previous message: David S. Miller: "Re: [PATCH] change name of rep_nop"
In reply to: Mikulas Patocka: "Re: %u-order allocation failed"
Next in thread: Mikulas Patocka: "Re: %u-order allocation failed"
Reply: Mikulas Patocka: "Re: %u-order allocation failed"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

--On Tuesday, 09 October, 2001 12:21 AM +0200 Mikulas Patocka
<mikulas@artax.karlin.mff.cuni.cz> wrote:

> If you have more than half of virtual space free, you can always find two
> consecutive free pages. Period.

Now calculate the probability of not being able to do this in physical
space, assuming even page dispersion, and many pages free. You will
find it is very small. This may give you a clue as to what the problem
actually is.

--
Alex Bligh
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Next message: Petko Manolov: "discontig physical memory"
Previous message: David S. Miller: "Re: [PATCH] change name of rep_nop"
In reply to: Mikulas Patocka: "Re: %u-order allocation failed"
Next in thread: Mikulas Patocka: "Re: %u-order allocation failed"
Reply: Mikulas Patocka: "Re: %u-order allocation failed"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

This archive was generated by hypermail 2b29 : Mon Oct 15 2001 - 21:00:21 EST