Re: 64bit linux on Ubuntu 7.10

2007-11-18 Thread Nick Rout
On Mon, November 19, 2007 8:58 am, Derek Smithies wrote: > Hi, > On Mon, 19 Nov 2007, John Williams wrote: >> Derek Smithies wrote: >> > >> > Well yes, but you are missing the real problem. >> > The big big big problem with 64bit is application support. >> > >> > a)ATI and Nvidia card support is

Re: 64bit linux on Ubuntu 7.10

2007-11-18 Thread Derek Smithies
Hi, On Mon, 19 Nov 2007, John Williams wrote: > Derek Smithies wrote: > > > > Well yes, but you are missing the real problem. > > The big big big problem with 64bit is application support. > > > > a)ATI and Nvidia card support is more problematic. > > b)Many of the apps on sourceforge etc are test

Re: 64bit linux on Ubuntu 7.10

2007-11-18 Thread Phill Coxon
On Sun, 2007-11-18 at 12:22 +1300, Christopher Sawtell wrote: > OTOH & IMHO, It's nearly always disk and filesystem speed which is the > bottle-neck for day to day computing, thus - unless you are runnimg > heavy-duty number-crunching processes, such as rendering picture > frames - in practice the

Re: 64bit linux on Ubuntu 7.10

2007-11-18 Thread John Williams
Derek Smithies wrote: On Sun, 18 Nov 2007, Philip Charles wrote: The big advantage of 64 bit is that it can address lots and lots of memory. 32 bit has something like a 4Gb limit. Well yes, but you are missing the real problem. The big big big problem with 64bit is application suppo

Re: 64bit linux on Ubuntu 7.10

2007-11-18 Thread Brenda Wallace
On Sunday 18 November 2007 19:25:06 Derek Smithies wrote: > On Sun, 18 Nov 2007, Philip Charles wrote: > > The big advantage of 64 bit is that it can address lots and lots of > > memory. 32 bit has something like a 4Gb limit. > > Well yes, but you are missing the real problem. > The big big big p

Re: 64bit linux on Ubuntu 7.10

2007-11-17 Thread Derek Smithies
On Sun, 18 Nov 2007, Philip Charles wrote: > > The big advantage of 64 bit is that it can address lots and lots of > memory. 32 bit has something like a 4Gb limit. Well yes, but you are missing the real problem. The big big big problem with 64bit is application support. a)ATI and Nvidia card

Re: 64bit linux on Ubuntu 7.10

2007-11-17 Thread Philip Charles
On Sunday 18 November 2007 12:22, Christopher Sawtell wrote: > OTOH & IMHO, It's nearly always disk and filesystem speed which is the > bottle-neck for day to day computing, thus - unless you are runnimg > heavy-duty number-crunching processes, such as rendering picture > frames - in practice there

Re: 64bit linux on Ubuntu 7.10

2007-11-17 Thread Volker Kuhlmann
On Sun 18 Nov 2007 12:22:40 NZDT +1300, Christopher Sawtell wrote: > frames - in practice there is very little to be gained from doing the > 64-bit thing. It's just a marketing ploy. You're loosing your technical sharpness here, Chris ;) 64bit is the way to go if you want more than 2GB of memory

Re: 64bit linux on Ubuntu 7.10

2007-11-17 Thread Christopher Sawtell
OTOH & IMHO, It's nearly always disk and filesystem speed which is the bottle-neck for day to day computing, thus - unless you are runnimg heavy-duty number-crunching processes, such as rendering picture frames - in practice there is very little to be gained from doing the 64-bit thing. It's just a

Re: 64bit linux on Ubuntu 7.10

2007-11-17 Thread Ross Drummond
On Sun, 18 Nov 2007 09:13, Phill Coxon wrote: > > In other words - is there any point in my doing an apt-on-cd backup of > all the updates I've installed to Ubuntu 7.10, or will every package > have to be downloaded again as a 64bit version anyway? > > Thanks. This is not an exact answer to your q

64bit linux on Ubuntu 7.10

2007-11-17 Thread Phill Coxon
This may be a silly / obvious question. I'm very soon switching from 32bit to 64bit Ubuntu on my dual core intel box. Are all packages in Ubuntu 64bit compiled for 64bit, or just some of them - i.e.: applications that actually take advantage of the 64bit processor. In other words - is there an