Re: Linux RAM drive support/performance

2001-11-07 Thread Cory Snavely
Sure, I just happened across some at http://www.cdw.com/shop/search/results.asp?FilteredGroup=HSO but can't claim any experience with any of the hardware. Have fun! > Cory, > > > I saw them for $2K for 2 GB which is 3-4x the cost of the memory. I'm not > > sure how the performance would com

RE: Linux RAM drive support/performance

2001-11-05 Thread Paul McHale
Cory, > I saw them for $2K for 2 GB which is 3-4x the cost of the memory. I'm not > sure how the performance would compare versus the virtual > approach like you > say--it is a little hard to believe it would justify the cost > just on that. I have hunted all over for an actual RAM based drive in

Re: Linux RAM drive support/performance

2001-11-04 Thread Cory Snavely
> > If that's not the problem and you just really have an incredibly > > disk-intensive application, you might consider a solid state disk if it's > > really that important. You can buy them with IDE or SCSI > > interface, so they > > look and act like regular hard drives. > > This is a very good i

RE: Linux RAM drive support/performance

2001-10-28 Thread Paul McHale
> If that's not the problem and you just really have an incredibly > disk-intensive application, you might consider a solid state disk if it's > really that important. You can buy them with IDE or SCSI > interface, so they > look and act like regular hard drives. This is a very good idea except fo

Re: Linux RAM drive support/performance

2001-10-25 Thread Osamu Aoki
On Thu, Oct 25, 2001 at 08:45:29PM -0400, Cory Snavely wrote: > > Does Linux support any RAM drive(s)? How much faster are these > > drives over an attached drive? Is there a CPU performance penalty? Yes RAM disk support (CONFIG_RAMFS) > > We would like to replace our mechanical drive with a smal

Re: Linux RAM drive support/performance

2001-10-25 Thread Cory Snavely
You mention heavy activity and drive fatigue--is your system thrashing? Maybe it doesn't have enough physical memory to begin with. If that's not the problem and you just really have an incredibly disk-intensive application, you might consider a solid state disk if it's really that important. You

Re: Linux RAM drive support/performance

2001-10-17 Thread Nathan E Norman
On Wed, Oct 17, 2001 at 05:42:23PM -0400, dman wrote: > On Wed, Oct 17, 2001 at 01:49:01PM -0400, Paul McHale wrote: > | > | Does Linux support any RAM drive(s)? How much faster are these drives over > | an attached drive? Is there a CPU performance penalty? > > According to the kernel FAQ, Lin

Re: Linux RAM drive support/performance

2001-10-17 Thread dman
On Wed, Oct 17, 2001 at 01:49:01PM -0400, Paul McHale wrote: | | Does Linux support any RAM drive(s)? How much faster are these drives over | an attached drive? Is there a CPU performance penalty? According to the kernel FAQ, Linux ext2 implementation is fast enough that it is not necessary to

Re: Linux RAM drive support/performance

2001-10-17 Thread Gary Hennigan
"Paul McHale" <[EMAIL PROTECTED]> writes: [snip] > Is it true the x86 architecture is limited to 32 bit addressing and will > never support more than 4GB of address space? Trying to see what the > limitation will be. Here's the real lowdown, from the kernel-configuration help for item "Processor

Re: Linux RAM drive support/performance

2001-10-17 Thread Gary Hennigan
"Paul McHale" <[EMAIL PROTECTED]> writes: > Does Linux support any RAM drive(s)? How much faster are these drives over > an attached drive? Is there a CPU performance penalty? > > We would like to replace our mechanical drive with a small (<4GB) RAM drive. > The mechanical drive is getting pound