Re: [gentoo-user] Questions about CPU settings in kernel and USE

> Am 18.04.2014 22:12, schrieb Andrew Savchenko: > > On Mon, 14 Apr 2014 22:11:05 -0400 Walter Dnes wrote: > >> I'm (re)installing Gentoo on an older AMD notebook. The output > >> from "less /proc/cpuinfo" includes... > >> > >> processor : 1 > >> vendor_id : AuthenticAMD > >> cpu fam

Re: [gentoo-user] Questions about CPU settings in kernel and USE

Am 18.04.2014 22:12, schrieb Andrew Savchenko: > On Mon, 14 Apr 2014 22:11:05 -0400 Walter Dnes wrote: >> I'm (re)installing Gentoo on an older AMD notebook. The output >> from "less /proc/cpuinfo" includes... >> >> processor : 1 >> vendor_id : AuthenticAMD >> cpu family : 16 >>

Re: [gentoo-user] Questions about CPU settings in kernel and USE

> On Sat, Apr 19, 2014 at 12:12:46AM +0400, Andrew Savchenko wrote > > > > I'd like to recommend you this kernel gcc patch which enables > > -march=native support for kernel compilation: > > https://github.com/graysky2/kernel_gcc_patch > > > > Just select native and you will get both best perform

Re: [gentoo-user] Questions about CPU settings in kernel and USE

On Sat, Apr 19, 2014 at 12:12:46AM +0400, Andrew Savchenko wrote > > I'd like to recommend you this kernel gcc patch which enables > -march=native support for kernel compilation: > https://github.com/graysky2/kernel_gcc_patch > > Just select native and you will get both best performance and one >

Re: [gentoo-user] Questions about CPU settings in kernel and USE

On Mon, 14 Apr 2014 22:11:05 -0400 Walter Dnes wrote: > I'm (re)installing Gentoo on an older AMD notebook. The output > from "less /proc/cpuinfo" includes... > > processor : 1 > vendor_id : AuthenticAMD > cpu family : 16 > model : 6 > model name : AMD Athlon(tm)

Re: [gentoo-user] Questions about CPU settings in kernel and USE

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Tue, 15 Apr 2014 14:33:47 -0400, Walter Dnes <mailto:dwn...@ntlworld.com> (waltd...@waltdnes.org) wrote about "Re: [gentoo-user] Questions about CPU settings in kernel and USE" (in <20140415183347.ga16...@waltdnes.org>): >

Re: [gentoo-user] Questions about CPU settings in kernel and USE

Thanks for the info. On Tue, Apr 15, 2014 at 03:42:31PM +0100, David W Noon wrote > If you specify -march=k8 in your CFLAGS, you should get pretty decent > object code from GCC. I've used "-march=native" since it became available, because it's one less thing to worry about. That's why I did

Re: [gentoo-user] Questions about CPU settings in kernel and USE

On 15/04/14 03:11, Walter Dnes wrote: [snip] > model name : AMD Athlon(tm) II P320 Dual-Core Processor This indicates a 64-bit processor. [snip] > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca > cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_

[gentoo-user] Questions about CPU settings in kernel and USE

I'm (re)installing Gentoo on an older AMD notebook. The output from "less /proc/cpuinfo" includes... processor : 1 vendor_id : AuthenticAMD cpu family : 16 model : 6 model name : AMD Athlon(tm) II P320 Dual-Core Processor stepping: 3 microcode : 0x1