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* defrag memory
@ 2005-05-26 19:14 Jared Hulbert
  2005-05-26 20:59 ` Dave Hansen
  0 siblings, 1 reply; 4+ messages in thread
From: Jared Hulbert @ 2005-05-26 19:14 UTC (permalink / raw)
  To: linux-mm

Is there a kernel mechanism to force a defrag of memory?
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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: defrag memory
  2005-05-26 19:14 defrag memory Jared Hulbert
@ 2005-05-26 20:59 ` Dave Hansen
  2005-06-03 20:19   ` Jared Hulbert
  0 siblings, 1 reply; 4+ messages in thread
From: Dave Hansen @ 2005-05-26 20:59 UTC (permalink / raw)
  To: Jared Hulbert; +Cc: linux-mm

On Thu, 2005-05-26 at 12:14 -0700, Jared Hulbert wrote:
> Is there a kernel mechanism to force a defrag of memory?

No.

There are a few efforts (external patches) to decrease fragmentation to
allow for more ease in removing memory, or allocating larger physically
contiguous areas, but nothing in mainline or -mm.

Is there a particular reason you're interested?

-- Dave

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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: defrag memory
  2005-05-26 20:59 ` Dave Hansen
@ 2005-06-03 20:19   ` Jared Hulbert
  2005-06-03 20:40     ` Dave Hansen
  0 siblings, 1 reply; 4+ messages in thread
From: Jared Hulbert @ 2005-06-03 20:19 UTC (permalink / raw)
  To: Dave Hansen; +Cc: linux-mm

> There are a few efforts (external patches) to decrease fragmentation to
> allow for more ease in removing memory, or allocating larger physically
> contiguous areas, but nothing in mainline or -mm.

Can you list me some key words to google for?

> Is there a particular reason you're interested?

power.  I'd like to switch off sdram banks that aren't used.
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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: defrag memory
  2005-06-03 20:19   ` Jared Hulbert
@ 2005-06-03 20:40     ` Dave Hansen
  0 siblings, 0 replies; 4+ messages in thread
From: Dave Hansen @ 2005-06-03 20:40 UTC (permalink / raw)
  To: Jared Hulbert; +Cc: linux-mm

On Fri, 2005-06-03 at 13:19 -0700, Jared Hulbert wrote:
> > There are a few efforts (external patches) to decrease fragmentation to
> > allow for more ease in removing memory, or allocating larger physically
> > contiguous areas, but nothing in mainline or -mm.
> 
> Can you list me some key words to google for?

Try: memory migration linux

-- Dave

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^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2005-06-03 20:40 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2005-05-26 19:14 defrag memory Jared Hulbert
2005-05-26 20:59 ` Dave Hansen
2005-06-03 20:19   ` Jared Hulbert
2005-06-03 20:40     ` Dave Hansen

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