On Thu, 19 Aug 2010, JD wrote:
On 08/19/2010 02:15 PM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk of memory, it might not be available.
That said, usually, requests for physically
On Thu, 2010-08-19 at 16:15 -0500, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk of memory, it might not be available.
That said, usually, requests for physically contiguous memory is
On 08/20/2010 03:36 PM, Aaron Konstam wrote:
On Thu, 2010-08-19 at 16:15 -0500, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk of memory, it might not be available.
That said, usually,
On 08/20/2010 06:44 AM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
On 08/19/2010 02:15 PM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk of memory, it might not be
On 08/20/2010 07:36 AM, Aaron Konstam wrote:
On Thu, 2010-08-19 at 16:15 -0500, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk of memory, it might not be available.
That said, usually,
On Fri, 20 Aug 2010, JD wrote:
On 08/20/2010 06:44 AM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
On 08/19/2010 02:15 PM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk
On Fri, 20 Aug 2010 13:22:33 -0500 (CDT)
Michael Hennebry henne...@web.cs.ndsu.nodak.edu wrote:
It makes sense that if a process insists on physically
contiguous memory and can't get it, the process would die,
but the above code does not tell the compiler what is to be achieved.
In the
Michael Hennebry hennebry at web.cs.ndsu.nodak.edu writes:
If I remember my Kerningham-Ritchie correctly, the answer is yes, since
C relies on pointer arithmetic to refer to the elements of the array.
The fred and greg variables are pointers to the beginning of the
corresponding memory
On 08/20/2010 11:22 AM, Michael Hennebry wrote:
On Fri, 20 Aug 2010, JD wrote:
On 08/20/2010 06:44 AM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
On 08/19/2010 02:15 PM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when
On 08/20/2010 12:00 PM, Jussi Lehtola wrote:
On Fri, 20 Aug 2010 13:22:33 -0500 (CDT)
Michael Hennebryhenne...@web.cs.ndsu.nodak.edu wrote:
It makes sense that if a process insists on physically
contiguous memory and can't get it, the process would die,
but the above code does not tell the
On Thu, 19 Aug 2010, Gregory Hosler wrote:
If the memory gets fragged and the kernel wants to defrag, e.g. for a memory
request from an application, in order to defrag any dirty data portions
(those
pages that have been written to), the kernel *requires* there to be swap.
Otherwise there is
On Thu, 2010-08-19 at 09:22 -0500, Michael Hennebry wrote:
On Thu, 19 Aug 2010, Gregory Hosler wrote:
If the memory gets fragged and the kernel wants to defrag, e.g. for a memory
request from an application, in order to defrag any dirty data portions
(those
pages that have been written
On 08/19/2010 03:22 PM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, Gregory Hosler wrote:
If the memory gets fragged and the kernel wants to defrag, e.g. for a memory
request from an application, in order to defrag any dirty data portions
(those
pages that have been written to), the
Patrick O'Callaghan pocallag...@gmail.com wrote:
Sent: Aug 19, 2010 7:33 AM
To: users@lists.fedoraproject.org
Subject: Re: Is swap really needed when RAM's aplenty
On Thu, 2010-08-19 at 09:22 -0500, Michael Hennebry wrote:
On Thu, 19 Aug 2010, Gregory Hosler wrote:
If the memory gets fragged
On Thu, 2010-08-19 at 09:22 -0500, Michael Hennebry wrote:
I didn't realize that memory could get fragged.
An old problem, and one reason why some other OSs *needed* occasional
reboots, after a while. Even quitting all running applications, back
down to just having the basic desktop, and
On 08/19/2010 10:46 AM, Tim wrote:
On Thu, 2010-08-19 at 09:22 -0500, Michael Hennebry wrote:
I didn't realize that memory could get fragged.
An old problem, and one reason why some other OSs *needed* occasional
reboots, after a while. Even quitting all running applications, back
down to
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk of memory, it might not be available.
That said, usually, requests for physically contiguous memory is only
needed when wanting to map very large number of DMA pages
On Thu, 19 Aug 2010, Patrick O'Callaghan wrote:
On Thu, 2010-08-19 at 09:22 -0500, Michael Hennebry wrote:
On Thu, 19 Aug 2010, Gregory Hosler wrote:
If the memory gets fragged and the kernel wants to defrag, e.g. for a memory
request from an application, in order to defrag any dirty data
On 08/19/2010 02:15 PM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, JD wrote:
Problem comes as Michael explains, that when a process needs a large
physically contiguous chunk of memory, it might not be available.
That said, usually, requests for physically contiguous memory is only
needed
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On 08/19/2010 10:22 PM, Michael Hennebry wrote:
On Thu, 19 Aug 2010, Gregory Hosler wrote:
If the memory gets fragged and the kernel wants to defrag, e.g. for a memory
request from an application, in order to defrag any dirty data portions
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap partition
set up? I do understand that a swap partition is needed for hibernation, but
this server does not need to hibernate.
pgpfNvSVersCu.pgp
On 8/18/10, Sam Varshavchik mr...@courier-mta.com wrote:
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap partition
set up? I do understand that a swap partition is needed for hibernation, but
this server
On Wed, Aug 18, 2010 at 1:00 PM, Sam Varshavchik mr...@courier-mta.com wrote:
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap partition
set up? I do understand that a swap partition is needed for
Sam Varshavchik mrsam at courier-mta.com writes:
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap partition
set up? I do understand that a swap partition is needed for hibernation, but
this server
On Wed, 2010-08-18 at 11:37 +, JB wrote:
Sam Varshavchik mrsam at courier-mta.com writes:
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap partition
set up? I do understand that a swap
On 08/18/2010 04:00 AM, Sam Varshavchik wrote:
With this amount of RAM being sufficient, do I really need a swap
partition set up? I do understand that a swap partition is needed for
hibernation, but this server does not need to hibernate.
Depends on the purpose of the machine. Desktops often
On 8/18/10, James Mckenzie jjmckenzi...@earthlink.net wrote:
Andras Simon sza...@gmail.com wrote:
I'm not sure what you mean by need, but Fedora will run without a
swap partition.
It will, that is true, but from my UNIX training, it is always a good idea
to have a swap partition, but you
On 08/18/2010 10:55 AM, James Mckenzie wrote:
Andras Simon sza...@gmail.com wrote:
Sent: Aug 18, 2010 4:20 AM
To: Community support for Fedora users users@lists.fedoraproject.org
Subject: Re: Is swap really needed when RAM's aplenty
On 8/18/10, Sam Varshavchik mr...@courier-mta.com wrote
Sam Varshavchik wrote:
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap
partition set up? I do understand that a swap partition is needed for
hibernation, but this server does not need to hibernate.
If
On 08/18/2010 05:00 AM, Sam Varshavchik wrote:
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap
partition set up? I do understand that a swap partition is needed for
hibernation, but this server does
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On 08/18/2010 07:00 PM, Sam Varshavchik wrote:
I'll probably have a new server with 16 gigs of RAM on the way, soon.
With this amount of RAM being sufficient, do I really need a swap partition
set
up? I do understand that a swap partition is
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