Re: 64bit CPUs

2005-05-01 Thread João Carlos Mendes Luís
Robert Watson wrote: On Sun, 1 May 2005, Mike Tancsa wrote: A somewhat obvious question to some perhaps, but what server application mix on FreeBSD today sees an improvement using 64bit CPUs ? In my ISP centric world, my big apps are BIND, IMAP/POP3, httpd via apache, SMTP, AV and SPAM scanning

Re: 64bit CPUs

2005-05-01 Thread Joseph Koshy
> RAM/address space is the big reason. In fact, applications > compiled for 64-bits may well run slower than 32-bit ones > running on the 64-bit kernel. On the other hand we have 16 registers to play with on the AMD64 and they can be used far more orthogonally than on the i386. That would cut d

Re: 64bit CPUs

2005-05-01 Thread Robert Watson
On Sun, 1 May 2005, Mike Tancsa wrote: A somewhat obvious question to some perhaps, but what server application mix on FreeBSD today sees an improvement using 64bit CPUs ? In my ISP centric world, my big apps are BIND, IMAP/POP3, httpd via apache, SMTP, AV and SPAM scanning, and firewalls/routi

Re: 64bit CPUs

2005-05-01 Thread ray
my benchmarking with apache shows that it does seem to run faster on 32 bit Xeon than 64 bit Opterons. PHP ran a bit faster on the Opterons, but nothing major. Ray At 12:48 PM 5/1/2005 -0400, Chuck Swiger wrote: | Mike Tancsa wrote: | > A somewhat obvious question to some perhaps, but what serv

Re: 64bit CPUs

2005-05-01 Thread Mike Tancsa
At 12:48 PM 01/05/2005, Chuck Swiger wrote: Mike Tancsa wrote: A somewhat obvious question to some perhaps, but what server application mix on FreeBSD today sees an improvement using 64bit CPUs ? Databases. Big ones, anyway. Other than that, not much, unless you're running processes which would

Re: 64bit CPUs

2005-05-01 Thread Mike Tancsa
At 03:10 PM 01/05/2005, Matthew D. Fuller wrote: On Sun, May 01, 2005 at 09:46:09AM -0400 I heard the voice of Mike Tancsa, and lo! it spake thus: > > A somewhat obvious question to some perhaps, but what server > application mix on FreeBSD today sees an improvement using 64bit > CPUs ? It should b

Re: 64bit CPUs

2005-05-01 Thread Matthew D. Fuller
On Sun, May 01, 2005 at 09:46:09AM -0400 I heard the voice of Mike Tancsa, and lo! it spake thus: > > A somewhat obvious question to some perhaps, but what server > application mix on FreeBSD today sees an improvement using 64bit > CPUs ? It should be noted that according to most benchmarks I've s

Re: 64bit CPUs

2005-05-01 Thread Chuck Swiger
Mike Tancsa wrote: A somewhat obvious question to some perhaps, but what server application mix on FreeBSD today sees an improvement using 64bit CPUs ? Databases. Big ones, anyway. Other than that, not much, unless you're running processes which would like to use more than 2GB of RAM. In my IS

64bit CPUs

2005-05-01 Thread Mike Tancsa
A somewhat obvious question to some perhaps, but what server application mix on FreeBSD today sees an improvement using 64bit CPUs ? In my ISP centric world, my big apps are BIND, IMAP/POP3, httpd via apache, SMTP, AV and SPAM scanning, and firewalls/routing. Apart from larger RAM, why would

Re: Very low disk performance on 5.x

2005-05-01 Thread Wörner
--- Robert Watson <[EMAIL PROTECTED]> wrote: > On Sat, 30 Apr 2005, Arne WXrner wrote: > > 3. The man page geom(4) of R5.3 says "The GEOM framework > > provides an infrastructure in which "classes" can per- > > form transformations on disk I/O requests on their path > > from the upper kernel

Re: Very low disk performance on 5.x

2005-05-01 Thread Robert Watson
On Sat, 30 Apr 2005, Arne WXrner wrote: 3. The man page geom(4) of R5.3 says "The GEOM framework provides an infrastructure in which "classes" can per- form transformations on disk I/O requests on their path from the upper kernel to the device drivers and back. Could it be, that geom slows so