Great info guys, I'll forward it on to him. Danny
On Thu, 23 Sep 2004 16:41:06 -0600, Josh Coates <[EMAIL PROTECTED]> wrote: > it's been a while, but when i used to work with sparcs, cc was much better > than gcc if were trying to really tweak things out. > > i pulled up some old flags to crank out some great mflops on the ultra sparc > chip: > -xO5 -xchip=ultra -xarch=v8plusa > > it was solaris 2.6 on an ultra-1 > > you may want to google around and see what's new in the world of solaris > compiler optimizations. > > and of course, your dual processor machine wont help you much if this is a > single process application. > > Josh Coates > http://www.jcoates.org > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Daniel Smith > Sent: Thursday, September 23, 2004 4:14 PM > To: BYU Unix Users Group > Subject: [uug] Compiling for Multi-Processor Machine > > A coworker had the follwoing question. I was wondering if anyone out > there knew what need to be done. > > "We have a simulator that is being targetted for a Sun Fire V440 > server with two 1.065 MHz processors and 4 GB memory. > When we build the application then compare its execution times on the > server with the exec time on a 550MHz 1GB workstation, the app runs > faster on the workstation (by about 40%!). > > My questions: > > Are there specific compiler options that we need to identify to > optimize for the multiprocessor environment? > > We are currently running Solaris 9.0 and using the gcc compiler v > 3.2.2. Are there more suitable tools available (e.g. the Sun Compiler > suite)?" > > Any thoughts? > > Danny > > ____________________ > BYU Unix Users Group > http://uug.byu.edu/ > ___________________________________________________________________ > List Info: http://uug.byu.edu/cgi-bin/mailman/listinfo/uug-list > > ____________________ BYU Unix Users Group http://uug.byu.edu/ ___________________________________________________________________ List Info: http://uug.byu.edu/cgi-bin/mailman/listinfo/uug-list
