SPEC® ACCEL™ OMP Result

IBM Corporation (Test Sponsor: NVIDIA Corporation)

Power9

IBM Power Systems AC922 for High Performance
Computing (8335-GTH)

ACCEL license:	019	Test date:	Aug-2018
Test sponsor:	NVIDIA Corporation	Hardware Availability:	May-2018
Tested by:	NVIDIA Corporation	Software Availability:	Aug-2018

Hardware
CPU Name:	POWER9, altivec supported
CPU Characteristics:
CPU MHz:	3400
CPU MHz Maximum:	3800
FPU:	Integrated
CPU(s) enabled:	40 cores, 2 chips, 20 cores/chip, 4 threads/core
CPU(s) orderable:	1,2 chips
Primary Cache:	64 KB I + 64 KB D on chip per core
Secondary Cache:	512 KB I+D on chip per core
L3 Cache:	100 MB I+D on chip per chip shared NUCA / 20 cores
Other Cache:	None
Memory:	128 GB (16 x 8 GB 1Rx4 PC4-2666V-R)
Disk Subsystem:	1 x 1TB 7200 RPM SATA HDD
Other Hardware:	None

Accelerator
Accel Model Name:	Power9
Accel Vendor:	IBM Corporation
Accel Name:	Power9
Type of Accel:	CPU
Accel Connection:	Not Applicable
Does Accel Use ECC:	Yes
Accel Description:	Power9, altivec supported
Accel Driver:	Not Applicable

Software
Operating System:	Red Hat Enterprise Linux Server release 7.5 (Maipo) 4.14.0-49.8.1.el7a.ibmnvidia.6.1.ppc64le
Compiler:	PGI Professional Edition, Release 18.7
File System:	xfs
System State:	Run level 3 (muilt-user)
Other Software:	None

Results Table

Benchmark	Base						Peak
Benchmark	Seconds	Ratio	Seconds	Ratio	Seconds	Ratio	Seconds	Ratio	Seconds	Ratio	Seconds	Ratio
Results appear in the order in which they were run. Bold underlined text indicates a median measurement.
503.postencil	41.7	2.61	42.3	2.58	41.9	2.60	41.7	2.61	42.3	2.58	41.9	2.60
504.polbm	24.3	5.02	24.1	5.06	24.2	5.04	24.3	5.02	24.1	5.06	24.2	5.04
514.pomriq	2147	0.289	2220	0.280	2083	0.298	2147	0.289	2220	0.280	2083	0.298
550.pmd	612	0.394	613	0.393	612	0.394	612	0.394	613	0.393	612	0.394
551.ppalm	224	2.43	223	2.43	223	2.44	224	2.43	223	2.43	223	2.44
552.pep	152	1.52	151	1.52	151	1.52	152	1.52	151	1.52	151	1.52
553.pclvrleaf	133	8.62	132	8.64	133	8.61	133	8.62	132	8.64	133	8.61
554.pcg	49.2	6.77	49.1	6.79	49.1	6.78	49.2	6.77	49.1	6.79	49.1	6.78
555.pseismic	78.9	3.57	78.7	3.58	78.9	3.58	78.9	3.57	78.7	3.58	78.9	3.58
556.psp	52.2	15.7	52.2	15.7	52.2	15.7	52.2	15.7	52.2	15.7	52.2	15.7
557.pcsp	44.7	19.2	44.8	19.2	44.9	19.1	44.7	19.2	44.8	19.2	44.9	19.1
559.pmniGhost	67.1	5.91	66.8	5.94	67.0	5.93	67.1	5.91	66.8	5.94	67.0	5.93
560.pilbdc	120	5.43	121	5.41	120	5.42	120	5.43	121	5.41	120	5.42
563.pswim	31.8	5.01	31.8	4.99	31.6	5.03	31.8	5.01	31.8	4.99	31.6	5.03
570.pbt	55.2	14.1	54.9	14.2	55.0	14.2	55.2	14.1	54.9	14.2	55.0	14.2

Operating System Notes

 Stacksize set to 'unlimited'

Platform Notes

 Sysinfo program /local/home/colgrove/SPECACCEL/Docs/sysinfo
 $Rev: 6965 $ $Date:: 2015-04-21 #$ c05a7f14b1b1765e3fe1df68447e8a35
 running on wsn1 Fri Aug 10 15:37:22 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/accel/Docs/config.html#sysinfo

 From /proc/cpuinfo
    clock : 3616.000000MHz
    machine : PowerNV 8335-GTC........
    model : 8335-GTC........
    platform : PowerNV
    revision : 2.2 (pvr 004e 1202)
    cpu : POWER9, 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:       199796800 kB
    HugePages_Total:       0
    Hugepagesize:       2048 kB

 /usr/bin/lsb_release -d
    Red Hat Enterprise Linux Server release 7.5 (Maipo)

 From /etc/*release* /etc/*version*
    os-release:
       NAME="Red Hat Enterprise Linux Server"
       VERSION="7.5 (Maipo)"
       ID="rhel"
       ID_LIKE="fedora"
       VARIANT="Server"
       VARIANT_ID="server"
       VERSION_ID="7.5"
       PRETTY_NAME="Red Hat Enterprise Linux Server 7.5 (Maipo)"
    redhat-release: Red Hat Enterprise Linux Server release 7.5 (Maipo)
    system-release: Red Hat Enterprise Linux Server release 7.5 (Maipo)
    system-release-cpe: cpe:/o:redhat:enterprise_linux:7.5:ga:server

 uname -a:
    Linux wsn1 4.14.0-49.8.1.el7a.ibmnvidia.6.1.ppc64le #1 SMP Tue Jun 5 13:56:12
    -03 2018 ppc64le ppc64le ppc64le GNU/Linux

 run-level 3 Aug 6 09:38

 SPEC is set to: /local/home/colgrove/SPECACCEL
    Filesystem                 Type  Size  Used Avail Use% Mounted on
    /dev/mapper/rhel_wsn1-root xfs   927G   72G  855G   8% /

 (End of data from sysinfo program)

General Notes

Environment variables set by runspec before the start of the run:
ACC_NUM_CORES = "80"
KMP_THREAD_LIMIT = "80"
OMP_NUM_THREADS = "80"
OMP_PROC_BIND = "true"
OMP_THREAD_LIMIT = "80"

551.ppalm (base): "advec_ws_private" src.alt was used.

Yes: The test sponsor attests, as of date of publication, that CVE-2017-5754 (Meltdown)
is mitigated in the system as tested and documented.
Yes: The test sponsor attests, as of date of publication, that CVE-2017-5753 (Spectre variant 1)
is mitigated in the system as tested and documented.
Yes: The test sponsor attests, as of date of publication, that CVE-2017-5715 (Spectre variant 2)
is mitigated in the system as tested and documented.

Base Compiler Invocation

C benchmarks:

pgcc

Fortran benchmarks:

pgfortran

Benchmarks using both Fortran and C:

pgcc pgfortran

Base Portability Flags

503.postencil:	-DSPEC_USE_INNER_SIMD
504.polbm:	-DSPEC_USE_INNER_SIMD
514.pomriq:	-DSPEC_USE_INNER_SIMD
550.pmd:	-DSPEC_USE_INNER_SIMD
551.ppalm:	-DSPEC_USE_INNER_SIMD
552.pep:	-DSPEC_USE_INNER_SIMD
553.pclvrleaf:	-DSPEC_USE_INNER_SIMD
554.pcg:	-DSPEC_USE_INNER_SIMD
555.pseismic:	-DSPEC_USE_INNER_SIMD
556.psp:	-DSPEC_USE_INNER_SIMD
557.pcsp:	-DSPEC_USE_INNER_SIMD
559.pmniGhost:	-DSPEC_USE_INNER_SIMD
560.pilbdc:	-DSPEC_USE_INNER_SIMD
563.pswim:	-DSPEC_USE_INNER_SIMD
570.pbt:	-DSPEC_USE_INNER_SIMD

Peak Optimization Flags

C benchmarks:

503.postencil:	basepeak = yes
504.polbm:	basepeak = yes
514.pomriq:	basepeak = yes
552.pep:	basepeak = yes
554.pcg:	basepeak = yes
557.pcsp:	basepeak = yes
570.pbt:	basepeak = yes

Fortran benchmarks:

550.pmd:	basepeak = yes
551.ppalm:	basepeak = yes
555.pseismic:	basepeak = yes
556.psp:	basepeak = yes
560.pilbdc:	basepeak = yes
563.pswim:	basepeak = yes

Benchmarks using both Fortran and C:

553.pclvrleaf:	basepeak = yes
559.pmniGhost:	basepeak = yes

The flags files that were used to format this result can be browsed at
https://www.spec.org/accel/flags/PGI-Platform-Multicore-OMP.html,
https://www.spec.org/accel/flags/pgi2018_flags.html.

You can also download the XML flags sources by saving the following links:
https://www.spec.org/accel/flags/PGI-Platform-Multicore-OMP.xml,
https://www.spec.org/accel/flags/pgi2018_flags.xml.

553.pclvrleaf:	-fast -mp -Mnouniform -Mfprelaxed=intrinsic
559.pmniGhost:	-fast -mp -Mnouniform -Mfprelaxed=intrinsic -Mnomain