SPEC® OMPG2012 Result

Copyright 2012-2018 Standard Performance Evaluation Corporation

IBM (Test Sponsor: Indiana University)

SPECompG_base2012 = 4.24

IBM S822LC for HPC
(Power8 with NVLink, 2.860 GHz)

SPECompG_peak2012 = Not Run

OMP2012 license: 3440A Test date: Apr-2018
Test sponsor: Indiana University Hardware Availability: Sep-2017
Tested by: Indiana University Software Availability: Dec-2017
Benchmark results graph
Hardware
CPU Name: POWER8 with NVLink
CPU Characteristics: IBM Intelligent Energy Optimization enabled, up
to 3.492 GHz
CPU MHz: 2860
CPU MHz Maximum: 3492
FPU: Integrated
CPU(s) enabled: 20 cores, 2 chips, 10 cores/chip, 8 threads/core
CPU(s) orderable: 1-2 chips
Primary Cache: 32 KB I + 64 KB D on chip per core
Secondary Cache: 512 KB I+D on chip per core
L3 Cache: 8 MB I+D on chip per core
Other Cache: 16 MB I+D off chip per 4 DIMMs
Memory: 256 GB (32 x 8 GB DIMMs DDR4 1600 MHz)
Disk Subsystem: 609TB GPFS
Other Hardware: None
Base Threads Run: 20
Minimum Peak Threads: --
Maximum Peak Threads: --
Software
Operating System: CentOS Linux release 7.4.1708 (AltArch)
3.10.0-693.11.1.el7.ppc64le
Compiler: C/C++: Version 4.0.1 of Clang
Fortran: Version 4.0.1 of Flang
Auto Parallel: No
File System: GPFS 4.2.3.6
System State: Run level 3 (multi-user)
Base Pointers: 64-bit
Peak Pointers: Not Applicable
Other Software: None

Results Table

Benchmark Base Peak
Threads Seconds Ratio Seconds Ratio Seconds Ratio Threads Seconds Ratio Seconds Ratio Seconds Ratio
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
350.md 20 1891   2.45   1851   2.50   1832   2.53  
351.bwaves 20 5535   0.818  5511   0.822  5491   0.825 
352.nab 20 1616   2.41   1604   2.43   1593   2.44  
357.bt331 20 573   8.27   533   8.89   561   8.45  
358.botsalgn 20 2085   2.09   2008   2.17   2055   2.12  
359.botsspar 20 1679   3.13   1789   2.93   1736   3.02  
360.ilbdc 20 360   9.90   338   10.5    352   10.1   
362.fma3d 20 1191   3.19   1139   3.34   1178   3.23  
363.swim 20 434   10.4    398   11.4    403   11.2   
367.imagick 20 1416   4.97   1409   4.99   1428   4.92  
370.mgrid331 20 550   8.03   537   8.23   510   8.67  
371.applu331 20 500   12.1    474   12.8    469   12.9   
372.smithwa 20 981   5.46   932   5.75   930   5.76  
376.kdtree 20 2190   2.05   2135   2.11   2167   2.08  

Platform Notes

 Sysinfo program /gpfs/homeb/padc/padc021/spec/omp2012-1.1-run/Docs/sysinfo
 Revision 563 of 2016-06-10 (097295389cf6073d8c3b03fa376740a5)
 running on juronc13.juron.dns.zone Wed Apr 25 02:00:57 2018

 This section contains SUT (System Under Test) info as seen by
 some common utilities.  To remove or add to this section, see:
   http://www.spec.org/omp2012/Docs/config.html#sysinfo

 From /proc/cpuinfo
    clock : 4023.000000MHz
    machine : PowerNV 8335-GTB
    model : 8335-GTB
    platform : PowerNV
    revision : 1.0 (pvr 004c 0100)
    cpu : POWER8NVL (raw), altivec supported
 *
 * 0 "physical id" tags found.  Perhaps this is an older system,
 * or a virtualized system.  Not attempting to guess how to
 * count chips/cores for this system.
 *
       160 "processors"
    cores, siblings (Caution: counting these is hw and system dependent.  The
    following excerpts from /proc/cpuinfo might not be reliable.  Use with
    caution.)

 From /proc/meminfo
    MemTotal:       267801664 kB
    HugePages_Total:       0
    Hugepagesize:      16384 kB

 From /etc/*release* /etc/*version*
    centos-release: CentOS Linux release 7.4.1708 (AltArch)
    centos-release-upstream: Derived from Red Hat Enterprise Linux 7.4 (Source)
    os-release:
       NAME="CentOS Linux"
       VERSION="7 (AltArch)"
       ID="centos"
       ID_LIKE="rhel fedora"
       VERSION_ID="7"
       PRETTY_NAME="CentOS Linux 7 (AltArch)"
       ANSI_COLOR="0;31"
       CPE_NAME="cpe:/o:centos:centos:7"
    redhat-release: CentOS Linux release 7.4.1708 (AltArch)
    system-release: CentOS Linux release 7.4.1708 (AltArch)
    system-release-cpe: cpe:/o:centos:centos:7

 uname -a:
    Linux juronc13.juron.dns.zone 3.10.0-693.11.1.el7.ppc64le #1 SMP Mon Dec 4
    15:48:14 GMT 2017 ppc64le ppc64le ppc64le GNU/Linux

 run-level 3 Apr 10 19:42

 SPEC is set to: /gpfs/homeb/padc/padc021/spec/omp2012-1.1-run
    Filesystem     Type  Size  Used Avail Use% Mounted on
    homeb          gpfs  609T  500T  109T  83% /gpfs/homeb

 (End of data from sysinfo program)

General Notes


Environment Variables:
    OMP_STACKSIZE=1G
    ulimit -s unlimited

Base Compiler Invocation

C benchmarks:

 clang 

C++ benchmarks:

 clang++ 

Fortran benchmarks:

 flang 

Base Portability Flags

350.md:  -Mfreeform 
357.bt331:  -mcmodel=medium 

Base Optimization Flags

C benchmarks:

 -Ofast   -fopenmp   -fsigned-char 

C++ benchmarks:

 -Ofast   -fopenmp 

Fortran benchmarks:

 -Ofast   -fopenmp 

The flags file that was used to format this result can be browsed at
http://www.spec.org/omp2012/flags/llvm40.html.

You can also download the XML flags source by saving the following link:
http://www.spec.org/omp2012/flags/llvm40.xml.