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Bernd Eckenfels wrote:
> On Fri, Jul 22, 2005 at 01:00:18PM +0200, Stefan Smietanowski wrote:
>
>>>You cant have 16GB of Memory with 32bit CPUs.
>>
>>PAE
>>CONFIG_HIGMEM64G
>>Supports a 36bit address space, which Xeons do support.
>
>
> Yes right,
On Fri, Jul 22, 2005 at 01:00:18PM +0200, Stefan Smietanowski wrote:
> > You cant have 16GB of Memory with 32bit CPUs.
> PAE
> CONFIG_HIGMEM64G
> Supports a 36bit address space, which Xeons do support.
Yes right, I was just not aware recent hardware (still) supports that. I
mean even mit 2MB
> I have a 15 GB file which I want to place in memory via tmpfs. I want to do
> this because I need to have this data accessible with a very low seek time.
It should work fine. tmpfs has the same limits as any other file system,
2 TB or more, and more than that with CONFIG_LBD.
NOTE, however,
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Bernd Eckenfels wrote:
> In article <[EMAIL PROTECTED]> you wrote:
>
>>The machine we plan to buy is a HP Proliant Xeon machine and I want to run a
>>32 bit linux kernel on it (the xeon we want doesn't have the 64-bit stuff
>>yet)
>
>
> You cant
In article <[EMAIL PROTECTED]> you wrote:
> The machine we plan to buy is a HP Proliant Xeon machine and I want to run a
> 32 bit linux kernel on it (the xeon we want doesn't have the 64-bit stuff
> yet)
You cant have 16GB of Memory with 32bit CPUs.
Bernd
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PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Antonio Vargas
Sent: mercredi 20 juillet 2005 15:32
To: Erik Mouw
Cc: Bastiaan Naber; linux-kernel@vger.kernel.org
Subject: Re: a 15 GB file on tmpfs
On 7/20/05, Erik Mouw <[EMAIL PROTECTED]> wrote:
> On Wed, Jul 20, 2005 at 02:16:36PM +0200,
PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Antonio Vargas
Sent: mercredi 20 juillet 2005 15:32
To: Erik Mouw
Cc: Bastiaan Naber; linux-kernel@vger.kernel.org
Subject: Re: a 15 GB file on tmpfs
On 7/20/05, Erik Mouw [EMAIL PROTECTED] wrote:
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber
In article [EMAIL PROTECTED] you wrote:
The machine we plan to buy is a HP Proliant Xeon machine and I want to run a
32 bit linux kernel on it (the xeon we want doesn't have the 64-bit stuff
yet)
You cant have 16GB of Memory with 32bit CPUs.
Bernd
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Bernd Eckenfels wrote:
In article [EMAIL PROTECTED] you wrote:
The machine we plan to buy is a HP Proliant Xeon machine and I want to run a
32 bit linux kernel on it (the xeon we want doesn't have the 64-bit stuff
yet)
You cant have 16GB of
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
It should work fine. tmpfs has the same limits as any other file system,
2 TB or more, and more than that with CONFIG_LBD.
NOTE, however,
On Fri, Jul 22, 2005 at 01:00:18PM +0200, Stefan Smietanowski wrote:
You cant have 16GB of Memory with 32bit CPUs.
PAE
CONFIG_HIGMEM64G
Supports a 36bit address space, which Xeons do support.
Yes right, I was just not aware recent hardware (still) supports that. I
mean even mit 2MB modules
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Bernd Eckenfels wrote:
On Fri, Jul 22, 2005 at 01:00:18PM +0200, Stefan Smietanowski wrote:
You cant have 16GB of Memory with 32bit CPUs.
PAE
CONFIG_HIGMEM64G
Supports a 36bit address space, which Xeons do support.
Yes right, I was just not
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
> I have a 15 GB file which I want to place in memory via tmpfs. I want to do
> this because I need to have this data accessible with a very low seek time.
You don't want tmpfs. You want either (1) ramfs and copy the data once at
On Thu, 2005-07-21 at 11:12 +0200, Stefan Smietanowski wrote:
[...]
> On a 64bit machine:
> $ gcc test.c -o test64 ; ./test64; file ./test64
> sizeof(void *): 8
> sizeof(size_t): 8
> test64: ELF 64-bit LSB executable, AMD x86-64, version 1 (SYSV), for
> GNU/Linux 2.4.0, dynamically linked (uses
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Bernd Petrovitsch wrote:
> On Wed, 2005-07-20 at 14:16 +0200, Bastiaan Naber wrote:
> [...]
>
>>I have a 15 GB file which I want to place in memory via tmpfs. I want to do
>>this because I need to have this data accessible with a very low seek time.
On Wed, 2005-07-20 at 14:16 +0200, Bastiaan Naber wrote:
[...]
> I have a 15 GB file which I want to place in memory via tmpfs. I want to do
> this because I need to have this data accessible with a very low seek time.
Apart fromn the 32-vs-64bit thing: Isn't it enough (and simpler and more
On Wednesday 20 July 2005 15:16, Bastiaan Naber wrote:
> Hi,
>
> I am not sure if I can ask this here but I could not find any other place
> where I could fine anyone with this knowledge.
>
> I have a 15 GB file which I want to place in memory via tmpfs. I want to do
> this because I need to
On Wednesday 20 July 2005 15:16, Bastiaan Naber wrote:
Hi,
I am not sure if I can ask this here but I could not find any other place
where I could fine anyone with this knowledge.
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have
On Wed, 2005-07-20 at 14:16 +0200, Bastiaan Naber wrote:
[...]
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
Apart fromn the 32-vs-64bit thing: Isn't it enough (and simpler and more
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Hash: SHA1
Bernd Petrovitsch wrote:
On Wed, 2005-07-20 at 14:16 +0200, Bastiaan Naber wrote:
[...]
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
On Thu, 2005-07-21 at 11:12 +0200, Stefan Smietanowski wrote:
[...]
On a 64bit machine:
$ gcc test.c -o test64 ; ./test64; file ./test64
sizeof(void *): 8
sizeof(size_t): 8
test64: ELF 64-bit LSB executable, AMD x86-64, version 1 (SYSV), for
GNU/Linux 2.4.0, dynamically linked (uses shared
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
You don't want tmpfs. You want either (1) ramfs and copy the data once at
boot
On Wed, Jul 20, 2005 at 05:23:52PM +0200, Antonio Vargas wrote:
> Most probably the cost of programming and debugging the hand-made
> paging on 32bit machines will cost more than the difference for a
> 64bit machine.
I'll second that. There may not even be a price difference.
I've had quotes for
On 7/20/05, Erik Mouw <[EMAIL PROTECTED]> wrote:
> On Wed, Jul 20, 2005 at 01:35:07PM +, Miquel van Smoorenburg wrote:
> > In article <[EMAIL PROTECTED]>,
> > Erik Mouw <[EMAIL PROTECTED]> wrote:
> > >On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
> > >AFAIK you can't use a
>I want to know if this is possible before spending 10,000 euros on a machine
>that has 16 GB of memory.
I can get a Dual Opteron 242 with 16G for less than 10K euro. :)
Jan Engelhardt
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On Wed, Jul 20, 2005 at 01:35:07PM +, Miquel van Smoorenburg wrote:
> In article <[EMAIL PROTECTED]>,
> Erik Mouw <[EMAIL PROTECTED]> wrote:
> >On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
> >AFAIK you can't use a 15 GB tmpfs on i386 because large memory support
> >is
In article <[EMAIL PROTECTED]>,
Erik Mouw <[EMAIL PROTECTED]> wrote:
>On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
>> I have a 15 GB file which I want to place in memory via tmpfs. I want to do
>> this because I need to have this data accessible with a very low seek time.
>
On 7/20/05, Erik Mouw <[EMAIL PROTECTED]> wrote:
> On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
> > I have a 15 GB file which I want to place in memory via tmpfs. I want to do
> > this because I need to have this data accessible with a very low seek time.
>
> That should be no
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
> I have a 15 GB file which I want to place in memory via tmpfs. I want to do
> this because I need to have this data accessible with a very low seek time.
That should be no problem on a 64 bit architecture.
> I want to know if
Hi,
I am not sure if I can ask this here but I could not find any other place
where I could fine anyone with this knowledge.
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
I want to know
Hi,
I am not sure if I can ask this here but I could not find any other place
where I could fine anyone with this knowledge.
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
I want to know
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
That should be no problem on a 64 bit architecture.
I want to know if this
On 7/20/05, Erik Mouw [EMAIL PROTECTED] wrote:
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
That should be no problem
In article [EMAIL PROTECTED],
Erik Mouw [EMAIL PROTECTED] wrote:
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
I have a 15 GB file which I want to place in memory via tmpfs. I want to do
this because I need to have this data accessible with a very low seek time.
That should
On Wed, Jul 20, 2005 at 01:35:07PM +, Miquel van Smoorenburg wrote:
In article [EMAIL PROTECTED],
Erik Mouw [EMAIL PROTECTED] wrote:
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
AFAIK you can't use a 15 GB tmpfs on i386 because large memory support
is basically a hack
I want to know if this is possible before spending 10,000 euros on a machine
that has 16 GB of memory.
I can get a Dual Opteron 242 with 16G for less than 10K euro. :)
Jan Engelhardt
--
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On 7/20/05, Erik Mouw [EMAIL PROTECTED] wrote:
On Wed, Jul 20, 2005 at 01:35:07PM +, Miquel van Smoorenburg wrote:
In article [EMAIL PROTECTED],
Erik Mouw [EMAIL PROTECTED] wrote:
On Wed, Jul 20, 2005 at 02:16:36PM +0200, Bastiaan Naber wrote:
AFAIK you can't use a 15 GB tmpfs on
On Wed, Jul 20, 2005 at 05:23:52PM +0200, Antonio Vargas wrote:
Most probably the cost of programming and debugging the hand-made
paging on 32bit machines will cost more than the difference for a
64bit machine.
I'll second that. There may not even be a price difference.
I've had quotes for
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