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SubjectRe: [sched] 143e1e28cb4: +17.9% aim7.jobs-per-min, -9.7% hackbench.throughput
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On Aug 10, 2014 8:23 PM, Fengguang Wu <fengguang.wu@intel.com> wrote:
>
> On Sun, Aug 10, 2014 at 05:05:03PM +0200, Peter Zijlstra wrote:
> > On Sun, Aug 10, 2014 at 06:54:13PM +0800, Fengguang Wu wrote:
> > > The "brickland1/aim7/6000-page_test" is the test case part.
> > >
> > > The "TOTAL XXX" is the metric part. One test run may generate lots of
> > > metrics, reflecting different aspect of the system dynamics.
> > >
> > > This view may be easier to read, by grouping the metrics by test case.
> >
> > Right, at least that makes more sense.
> >
> > > test case: brickland1/aim7/6000-page_test
> >
> > Ok, so next question, what is a brickland? I suspect its a machine of
> > sorts, seeing how some others had wsm in that part of the test. Now I
> > know what a westmere is, but I've never heard of a brickland.
>
> As Ingo says, it's the "Brickland" platform with "Ivy Bridge-EX" CPU.
>
> Sorry this part can be improved -- I'll add description of the test
> boxes in future reports.
>
> > Please describe the machine, this is a topology patch, so we need to
> > know the topology of the affected machines.
>
> Here they are. If you need more (or less) information (now and future),
> please let me know.
>
> brickland1: Brickland Ivy Bridge-EX
> Memory: 128G
>
> brickland3: Brickland Ivy Bridge-EX
> Memory: 512G
> Architecture:          x86_64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Little Endian
> CPU(s):                120
> On-line CPU(s) list:   0-119
> Thread(s) per core:    2
> Core(s) per socket:    15
> Socket(s):             4
> NUMA node(s):          4
> Vendor ID:             GenuineIntel
> CPU family:            6
> Model:                 62
> Stepping:              7
> CPU MHz:               3192.875
> BogoMIPS:              5593.49
> Virtualization:        VT-x
> L1d cache:             32K
> L1i cache:             32K
> L2 cache:              256K
> L3 cache:              38400K
> NUMA node0 CPU(s):     0-14,60-74
> NUMA node1 CPU(s):     15-29,75-89
> NUMA node2 CPU(s):     30-44,90-104
> NUMA node3 CPU(s):     45-59,105-119
>
> lkp-snb01: Sandy Bridge-EP
> Memory: 32G
> Architecture:          x86_64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Little Endian
> CPU(s):                32
> On-line CPU(s) list:   0-31
> Thread(s) per core:    2
> Core(s) per socket:    8
> Socket(s):             2
> NUMA node(s):          2
> Vendor ID:             GenuineIntel
> CPU family:            6
> Model:                 45
> Stepping:              6
> CPU MHz:               3498.820
> BogoMIPS:              5391.31
> Virtualization:        VT-x
> L1d cache:             32K
> L1i cache:             32K
> L2 cache:              256K
> L3 cache:              20480K
> NUMA node0 CPU(s):     0-7,16-23
> NUMA node1 CPU(s):     8-15,24-31
>
> wsm: Westmere
> Memory: 6G
> Architecture:          x86_64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Little Endian
> CPU(s):                12
> On-line CPU(s) list:   0-11
> Thread(s) per core:    2
> Core(s) per socket:    6
> Socket(s):             1
> NUMA node(s):          1
> Vendor ID:             GenuineIntel
> CPU family:            6
> Model:                 44
> Stepping:              2
> CPU MHz:               3458.000
> BogoMIPS:              6756.46
> Virtualization:        VT-x
> L1d cache:             32K
> L1i cache:             32K
> L2 cache:              256K
> L3 cache:              12288K
> NUMA node0 CPU(s):     0-11
>
> lkp-nex04: Nehalem-EX
> Memory: 256G
> Architecture:          x86_64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Little Endian
> CPU(s):                64
> On-line CPU(s) list:   0-63
> Thread(s) per core:    2
> Core(s) per socket:    8
> Socket(s):             4
> NUMA node(s):          4
> Vendor ID:             GenuineIntel
> CPU family:            6
> Model:                 46
> Stepping:              6
> CPU MHz:               2262.000
> BogoMIPS:              4521.30
> Virtualization:        VT-x
> L1d cache:             32K
> L1i cache:             32K
> L2 cache:              256K
> L3 cache:              24576K
> NUMA node0 CPU(s):     0-7,32-39
> NUMA node1 CPU(s):     8-15,40-47
> NUMA node2 CPU(s):     16-23,48-55
> NUMA node3 CPU(s):     24-31,56-63
>
> nhm4: Nehalem
> Memory: 4G
> Architecture:          x86_64
> CPU op-mode(s):        32-bit, 64-bit
> Byte Order:            Little Endian
> CPU(s):                8
> On-line CPU(s) list:   0-7
> Thread(s) per core:    2
> Core(s) per socket:    4
> Socket(s):             1
> NUMA node(s):          1
> Vendor ID:             GenuineIntel
> CPU family:            6
> Model:                 26
> Stepping:              4
> CPU MHz:               3193.000
> BogoMIPS:              6400.40
> Virtualization:        VT-x
> L1d cache:             32K
> L1i cache:             32K
> L2 cache:              256K
> L3 cache:              8192K
> NUMA node0 CPU(s):     0-7
>
> Thanks,
> Fengguang
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