* valdis.kletni...@vt.edu wrote:
> On Fri, 25 Jan 2013 09:11:01 -0500, ling.ma.prog...@gmail.com said:
>
> > Based on above reasons, we compiled linux kernel 3.6.9 with O2 and Os
> > respectively. The results show Os improve performance netperf 4.8%,
> > 2.7% for volano as below
>
> Am I
* valdis.kletni...@vt.edu valdis.kletni...@vt.edu wrote:
On Fri, 25 Jan 2013 09:11:01 -0500, ling.ma.prog...@gmail.com said:
Based on above reasons, we compiled linux kernel 3.6.9 with O2 and Os
respectively. The results show Os improve performance netperf 4.8%,
2.7% for volano as below
On Fri, 25 Jan 2013 09:11:01 -0500, ling.ma.prog...@gmail.com said:
> Based on above reasons, we compiled linux kernel 3.6.9 with O2 and Os
> respectively. The results show Os improve performance netperf 4.8%,
> 2.7% for volano as below
Am I allowed to NAK this? What the numbers given so far
On Fri, 25 Jan 2013 09:11:01 -0500, ling.ma.prog...@gmail.com said:
Based on above reasons, we compiled linux kernel 3.6.9 with O2 and Os
respectively. The results show Os improve performance netperf 4.8%,
2.7% for volano as below
Am I allowed to NAK this? What the numbers given so far
From: Ma Ling
Currently we use O2 as compiler option for better performance,
although it will enlarge code size, in modern CPUs larger instructon
and unified cache, sophisticated instruction prefetch weaken instruction
cache miss, meanwhile flags such as -falign-functions, -falign-jumps,
From: Ma Ling ling...@alipay.com
Currently we use O2 as compiler option for better performance,
although it will enlarge code size, in modern CPUs larger instructon
and unified cache, sophisticated instruction prefetch weaken instruction
cache miss, meanwhile flags such as -falign-functions,
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