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From: Justin Piszcz <jpiszcz@lucidpixels.com>
To: Grzegorz Kulewski <kangur@polcom.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Re: Support for > 2GB swap partitions?
Date: Mon, 10 Jan 2005 05:09:39 -0500 (EST)	[thread overview]
Message-ID: <Pine.LNX.4.61.0501100504460.27243@p500> (raw)
In-Reply-To: <Pine.LNX.4.60.0501100142070.27893@alpha.polcom.net>

Oops, for some reason when I created the partitions with fdisk it did not 
create the swap parititon correctly even though I specified it was type 
swap.  mkswap /dev/sda2 && swapon /dev/sda2 fixed the problem, thanks.

On Mon, 10 Jan 2005, Grzegorz Kulewski wrote:

> On Sun, 9 Jan 2005, Justin Piszcz wrote:
>
>> I remember reading in the past that > 2GB swap partitions were supported in 
>> Linux as of recent util-linux packages with a 2.6 kernel or am I wrong?
>> 
>> # fdisk -l
>> 
>> Disk /dev/sda: 251.0 GB, 251000193024 bytes
>> 255 heads, 63 sectors/track, 30515 cylinders
>> Units = cylinders of 16065 * 512 = 8225280 bytes
>> 
>>   Device Boot      Start         End      Blocks   Id  System
>> /dev/sda1   *           1          16      128488+  83  Linux
>> /dev/sda2              17         526     4096575   82  Linux swap
>> /dev/sda3             527       30515   240886642+  83  Linux
>> 
>> # top
>> top - 19:33:43 up  3:26,  1 user,  load average: 1.33, 2.63, 1.66
>> Tasks: 166 total,   1 running, 165 sleeping,   0 stopped,   0 zombie
>> Cpu(s):  9.1% us,  3.4% sy,  0.0% ni, 83.5% id,  1.8% wa,  0.1% hi,  2.2% 
>> si
>> Mem:   2075192k total,  2062540k used,    12652k free,       64k buffers
>> Swap:        0k total,        0k used,        0k free,  1608272k cached
>> 
>> 
>> Only recognizes 2GB of 4GB?
>
> No. It looks like you forgot to enable your swap at all! 2GB is your RAM. 
> Your swap is 0.
>
> Try
> $ swapon /dev/sda2
>
> or
>
> $ swapon -a
>
> if your swap is listed in /etc/fstab
>
> (possibly with
>
> $ mkswap /dev/sda2
>
> before).
>
> I am using 4 GB swaps on many machines (x86 and x86_64) for long time without 
> any problems.
>
>
> Grzegorz Kulewski
>

  reply	other threads:[~2005-01-10 10:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-10  0:34 Support for > 2GB swap partitions? Justin Piszcz
2005-01-10  0:47 ` Grzegorz Kulewski
2005-01-10 10:09   ` Justin Piszcz [this message]
2005-01-10 14:59     ` Nikola Ciprich
2005-01-10  2:20 ` Andries Brouwer
2005-01-10 10:10   ` Justin Piszcz

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