Re: 64 vs 32 lenny

2009-03-24 Thread Chris Bannister
On Sat, Mar 21, 2009 at 05:40:09AM +0200, Micha Feigin wrote: > As for applications, the only one I'm missing at the moment is a 64bit version > of skype (you can still run the static version), most everything else has 64 > bit versions I believe (at least things I use) Not tovid, that I could see

Re: 64 vs 32 lenny

2009-03-21 Thread Mark Allums
Stefan Monnier wrote: Well, I guess that is a matter of philosophy. I did not think a bigmem kernel was "stock". AFAIK "stock kernel" in this context means that I did not build my own. I just "aptitude install linux-image-2.6.28-1-686-bigmem" and go on with my life. Also, we might have a dis

Re: 64 vs 32 lenny

2009-03-21 Thread Stefan Monnier
> It's a different approach taken than the 1:3 gb split. You are paying > a performance penalty for accessing the higher part of the memory as > it requires trickery and you will probably see a gain by using a amd64 > kernel (you can keep the 32bit userspace) It has its advantages and disadvantage

Re: 64 vs 32 lenny

2009-03-21 Thread Stefan Monnier
> Well, I guess that is a matter of philosophy. I did not think a bigmem > kernel was "stock". AFAIK "stock kernel" in this context means that I did not build my own. I just "aptitude install linux-image-2.6.28-1-686-bigmem" and go on with my life. > Also, we might have a discussion of the meani

Re: 64 vs 32 lenny

2009-03-21 Thread prad
On Sat, 21 Mar 2009 15:20:16 +0100 Chris wrote: > I went ahead and installed the 64 bit version. I'm actually very happy > at the performance. > ya i went to 64 last night too and we're sure that things are working faster - particularly starting applications! this discussion has been very enlight

Re: 64 vs 32 lenny

2009-03-21 Thread Chris
On Sat, 21 Mar 2009 02:22:58 + Roger Leigh wrote: > On Fri, Mar 20, 2009 at 06:47:56PM -0500, Chris wrote: > > > > > On Fri, Mar 20, 2009 at 03:50:50PM -0700, prad wrote: > > > > > > > > i am running the 32bit version of lenny. > > > > Interesting... If one has 32-bit installed, is there s

Re: 64 vs 32 lenny

2009-03-20 Thread Mark Allums
Micha Feigin wrote: On Fri, 20 Mar 2009 18:54:58 -0500 Mark Allums wrote: Oops, make that *3* GB or less. The PC architecture allows more, but while 4 GB fits into 32-bits, the video card and other hardware is memory-mapped into the upper GB, so the 4th GB of physical memory must be rema

Re: 64 vs 32 lenny

2009-03-20 Thread Mark Allums
Stefan Monnier wrote: In theory, with PAE segments you can address that memory with a 32-bit OS, but in practice, 64-bit is required. Actually, practice suggests otherwise: % uname -a Linux pastel 2.6.28-1-686-bigmem #1 SMP Mon Feb 23 04:05:37 UTC 2009 i686 GNU/Linux % free

Re: 64 vs 32 lenny

2009-03-20 Thread Micha Feigin
On Fri, 20 Mar 2009 23:08:03 -0400 Stefan Monnier wrote: > > In theory, with PAE segments you can address that memory with a 32-bit > > OS, but in practice, 64-bit is required. > > Actually, practice suggests otherwise: > >% uname -a >Linux pastel 2.6.28-1-686-bigmem #1 SMP Mon Feb 23 0

Re: 64 vs 32 lenny

2009-03-20 Thread Micha Feigin
On Fri, 20 Mar 2009 18:54:58 -0500 Mark Allums wrote: > Mark Allums wrote: > > prad wrote: > >> i've recently returned to debian on a amd64 3400+ machine with 1G ram > >> in it. > >> > >> i am running the 32bit version of lenny. > >> > >> would there be benefits to use 64bit lenny instead? > >> >

Re: 64 vs 32 lenny

2009-03-20 Thread Stefan Monnier
> In theory, with PAE segments you can address that memory with a 32-bit > OS, but in practice, 64-bit is required. Actually, practice suggests otherwise: % uname -a Linux pastel 2.6.28-1-686-bigmem #1 SMP Mon Feb 23 04:05:37 UTC 2009 i686 GNU/Linux % free total us

Re: 64 vs 32 lenny

2009-03-20 Thread Roger Leigh
On Fri, Mar 20, 2009 at 06:47:56PM -0500, Chris wrote: > > > On Fri, Mar 20, 2009 at 03:50:50PM -0700, prad wrote: > > > > > > i am running the 32bit version of lenny. > > Interesting... If one has 32-bit installed, is there some sort of > upgrade / overwrite to the 64-bit version? At present,

Re: 64 vs 32 lenny

2009-03-20 Thread Mark Allums
prad wrote: On Fri, 20 Mar 2009 18:54:58 -0500 Mark Allums wrote: I recommend 64-bits for new installs, but for existing setups, there is no need to update, unless you have specific needs. this is good advice. however, since i have just installed lenny with the intent of experimenting with i

Re: 64 vs 32 lenny

2009-03-20 Thread prad
On Fri, 20 Mar 2009 18:54:58 -0500 Mark Allums wrote: > I recommend 64-bits for new installs, but for existing setups, there > is no need to update, unless you have specific needs. > this is good advice. however, since i have just installed lenny with the intent of experimenting with it (came fro

Re: 64 vs 32 lenny

2009-03-20 Thread Chris
On Fri, 20 Mar 2009 23:35:41 + Roger Leigh wrote: > On Fri, Mar 20, 2009 at 03:50:50PM -0700, prad wrote: > > i've recently returned to debian on a amd64 3400+ machine with 1G > > ram in it. > > > > i am running the 32bit version of lenny. > > > > would there be benefits to use 64bit lenny

Re: 64 vs 32 lenny

2009-03-20 Thread Mark Allums
Mark Allums wrote: prad wrote: i've recently returned to debian on a amd64 3400+ machine with 1G ram in it. i am running the 32bit version of lenny. would there be benefits to use 64bit lenny instead? in the archives, i found posts suggesting there is no benefit unless you are using 64-bit ap

Re: 64 vs 32 lenny

2009-03-20 Thread Mark Allums
prad wrote: i've recently returned to debian on a amd64 3400+ machine with 1G ram in it. i am running the 32bit version of lenny. would there be benefits to use 64bit lenny instead? in the archives, i found posts suggesting there is no benefit unless you are using 64-bit apps that require extr

Re: 64 vs 32 lenny

2009-03-20 Thread Roger Leigh
On Fri, Mar 20, 2009 at 03:50:50PM -0700, prad wrote: > i've recently returned to debian on a amd64 3400+ machine with 1G ram > in it. > > i am running the 32bit version of lenny. > > would there be benefits to use 64bit lenny instead? Yes. > in the archives, i found posts suggesting there is n

64 vs 32 lenny

2009-03-20 Thread prad
i've recently returned to debian on a amd64 3400+ machine with 1G ram in it. i am running the 32bit version of lenny. would there be benefits to use 64bit lenny instead? in the archives, i found posts suggesting there is no benefit unless you are using 64-bit apps that require extra processing p