Messages in this thread | | | Date | Tue, 18 Jun 2002 12:56:57 -0400 (EDT) | From | "Richard B. Johnson" <> | Subject | Re: VMM - freeing up swap space |
| |
On Tue, 18 Jun 2002, DevilKin wrote:
> On Tuesday 18 June 2002 17:10, Richard B. Johnson wrote: > > On Tue, 18 Jun 2002, Gregory Giguashvili wrote: > > > Hello, > > > > > > Running an application allocating huge amounts of memory would push some > > > data from RAM to swap area. After the application terminates, swap area > > > is usually still occupied. > > > > > > Is there any way to clean up the swap area by pushing the data back to > > > RAM? > > > > > > Thanks in advance > > > Giga > > > > Sure. Execute `swapoff -a`, followed by `swapon -a`. This is no joke. > > Hmm. Now if you happen to get out of memory during the swapoff part, you'll > get the OO killer on your tail? Or will the system just go freeze solid? > > Just a small question.
I think `swapoff -a` will just fail to remove the swap device/file(s) if it doesn't have the memory. I've done this with 16 Mb of RAM in the 'good-old-days', where VM was swap.
Cheers, Dick Johnson
Penguin : Linux version 2.4.18 on an i686 machine (797.90 BogoMips).
Windows-2000/Professional isn't.
- 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/
| |