[Novalug] Can someone please settle this?

[Ken Kauffman]

Resize the existing partitions, including swap.  Remove the swap "file".

Ken


On 6/17/08, Jim Swanson <swanson.james at gmail.com> wrote:
>
>
> On Tue, 2008-06-17 at 11:38 -0400, Megan Larko wrote:
> > Jim Swanson wrote:
> > > I hope this goes through.  Anyway, performance wise, which is faster,
> > > having a dedicated swap partition or swap partition and a swap file on
> > > another partition?  Thanks.
> >
> > Hello,
> >
> >  From my limited understanding the swap partition and swap file are on
> > disk.   This will only be accessed when the memory resident on the
> > computer is fully in-use.    Having a swap partition/swap file will
> > prevent a system crash from running out of memory, but disk just is not
> > inherently as fast as memory.   So--- to answer your question,
> > performance-wise, put more, better, faster memory into your motherboard
> > in as far is the mb will support it.   Along with that I usually have a
> > swap partition to catch the "overflow".   If I can, I have the swap
> > partition on a 10,000 rpm disk.
> >
> > Most of the systems at my office have the OS on a 10,000 rpm disk and a
> > swap partition of 1Gb to 2Gb is a part of that.  The Tyan motherboards
> > we use usually have 16 to 32Gb of memory on them.   Yes, we've run out.
> >   We have folks who are trying to run jobs requiring up to 64Gb RAM.
> > The one mb we bought said that it could do that with an asterisk meaning
> > that it had not been tested.   When we actually loaded the mb that far
> > it could not run that amount of RAM.   So a word to the wise and do you
> > hw research carefully.
> >
> > megan
> >
> > >
> > > Jim
> > >
> Megan,
>
> This system is a RHEL 4 server running Oracle 10g, with 4GB RAM and
> 1.3TB RAID.  The person "building" the system just hit default for
> everything during the setup, and installed EVERYTHING on the disk.  The
> only problem with this approach is the installer only allocates 2GB of
> space for the swap partition, and Oracle really needs at least 4GB.  His
> solution was to just go ahead and add a swap file.  But I believe that
> the system will take a performance hit doing it that way, hence the
> question.
>
> Jim
>
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