RAM upgrade.

[Robert Meyer]

Because the people that wrote the sizing methods have either been around long
enough to have the '2*mem' formula burned permanently burned into their brains
or they have been around an old geek that had it burned in their brains and
never questioned the algoritm...  I still do 2*mem out of habit and deference
to antiquity :-)

Cheers!

Bob 
--- Cyber Source <peter at thecybersource.com> wrote:
> If that were true, then why does the install routine just double the
> size of the ram for the size of the swap partition? always. I mean I
> have had systems with 500mb ram and the install routine wants to make a
> swap partition of 1gb. This doesn't sound right to me either, just
> noting what I've seen
> On Tue, 2003-06-10 at 22:32, green_man wrote:
> 
> > Mark Musone wrote, On 6/10/03 9:38 PM:
> > 
> > > You can actually make a swap file and use that as additional swap 
> > > space, thereby eliminating the need for adding another partition..
> > >
> > > However if you added more memory, you really dont need additional 
> > > swap space (arguably you need less swap space)
> > >
> > > You didnt mention how much swap space you had..my rule normally is:
> > >
> > > < 128M memory, swap space = 2*memory size
> > >
> > >> 256M, swap space = memory size
> > >
> > > -Mark
> > >
> > 
> > 
> > I was thinking the same thing.
> > If you added more RAM to decrease disk thrashing, then increasing the 
> > swap partition just makes more room to thrash around in.
> > Your RAM capacity should be detected by the BIOS during POST.
> > 
> > > -----Original Message-----
> > > From: owner-nflug at nflug.org [mailto:owner-nflug at nflug.org] On Behalf 
> > > Of Cyber Source
> > > Sent: Tuesday, June 10, 2003 9:27 PM
> > > To: nflug at nflug.org
> > > Subject: Re: RAM upgrade.
> > >
> > > It won't do it automatically and you will have to repartition the hard 
> > > drive to make a larger partition for it to use, you will then need to 
> > > run mkswapon command. You could, if you have access to them ( i have 
> > > some here in the shop) use a small say 500mb disk drive and use it 
> > > entirely for the swap partition ( you will need to make the change in 
> > > your /etc/fstab file, as well as running the mkswapon command after
> > > On Tue, 2003-06-10 at 20:44, David Mangani wrote:
> > >
> > >Hi all,
> > >
> > > 
> > >
> > > I recently upgraded the ram in my desktop from 128MB to 256MB ( much less
> 
> > >
> > >disk thrashing ). I am Running RH9 and was simply wondering, does RH pick
> up 
> > >
> > >this change and adjust the swap size or do I need to do that manually 
> > >
> > >somehow.
> > >
> > > 
> > >
> > >TIA
> > >
> > >Dave
> > >
> > > -- 
> > > Cyber Source <peter at thecybersource.com <mailto:peter at thecybersource.com>>
> > >
> > > 
> > >
> 
> -- 
> Cyber Source <peter at thecybersource.com>
> 


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