Re: ULE status, invalid load, buildkernel times.

From: Jeff Roberson <jroberson_at_chesapeake.net>
Date: Sat, 21 Jul 2007 22:22:52 -0700 (PDT)
On Sun, 22 Jul 2007, Mike Tancsa wrote:

> At 12:26 AM 7/22/2007, lveax wrote:
>> On 7/22/07, Mike Tancsa <mike_at_sentex.net> wrote:
>>> At 08:55 PM 7/21/2007, Jeff Roberson wrote:
>>> >I have a patch available at:
>>> >
>>> >http://people.freebsd.org/~jeff/ulehtt.diff
>>> >
>>> >I also believe that the buildkernel/world times are now
>>> >significantly improved.  If this is not the case for you please send
>>> >a mail.  Any other performance data is appreciated.
>>> 
>>> on 4 cores with ULE in the tree
>>> CPU: Dual Core AMD Opteron(tm) Processor 270 HE (1991.73-MHz 686-class 
>>> CPU)
>>>    Origin = "AuthenticAMD"  Id = 0x20f12  Stepping = 2
>>> 
>>> Features=0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT>
>>>    Features2=0x1<SSE3>
>>>    AMD Features=0xe2500800<SYSCALL,NX,MMX+,FFXSR,LM,3DNow!+,3DNow!>
>>>    AMD Features2=0x3<LAHF,CMP>
>>>    Cores per package: 2
>>> real memory  = 1610547200 (1535 MB)
>>> avail memory = 1568690176 (1496 MB)
>>> ACPI APIC Table: <A M I  OEMAPIC >
>>> FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
>>>   cpu0 (BSP): APIC ID:  0
>>>   cpu1 (AP): APIC ID:  1
>>>   cpu2 (AP): APIC ID:  2
>>>   cpu3 (AP): APIC ID:  3
>>> 
>>> [cheetah]# time make -j8 buildkernel > /var/log/build.out.k
>>> 843.601u 95.442s 8:46.70 178.2% 5612+1002k 8067+6346io 350pf+0w
>>> with patch above
>>> [cheetah]# time make -j8 buildkernel >
>>> /var/log/build.out.k
>>> 841.903u 95.183s 8:38.17 180.8% 5608+1002k 9051+6282io 388pf+0w
>>> [cheetah]#
>> 
>> Could you make a test with 4bsd?
>
> From a couple of days ago
> using 4BSD
> make -j4,6,8
> 848.747u 101.484s 8:09.20 194.2%        5596+977k 7635+6458io 198pf+0w
> 849.662u 104.233s 7:41.64 206.6%        5605+978k 629+6477io 4pf+0w
> 852.998u 102.805s 7:48.33 204.0%        5607+978k 686+6392io 2pf+0w
>
> also tried with base ULE+patch from this thread
> time make -j16 buildkernel > /var/log/build.out.k
> 845.800u 97.501s 8:15.20 190.4% 5606+1001k 643+6350io 2pf+0w

Can you tell me the output of sysctl kern.sched.topology?

Thanks,
Jeff

>
>        ---Mike 
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Received on Sun Jul 22 2007 - 03:19:49 UTC

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