Tested by IBM
Portability Flags & Environment Variables
-qfixed used in: 310.wupwise_m, 312.swim_m, 314.mgrid_m, 316.applu_m, 324.apsi_m
-qfixed=80 used in: 318.galgel_m
-qsuffix=f=f90 used in: 318.galgel_m, 326.gafort_m, 328.fma3d_m
Base Flags
C: -qpdf1/pdf2
-q64 -O5 -blpdata -qalign=natural -qhot=arraypad -Q -qsmp=omp
EXTRA_LDFLAGS=-q64
FORTRAN: -O5 -qipa=noobject -qmaxmem=-1 -qsmp=omp
EXTRA_LDFLAGS=-bmaxdata:0x80000000
Base & Peak User Environment:
OMP_NUM_THREADS=8
OMP_DYNAMIC=FALSE
XLSMPOPTS=SPINS=0:YIELDS=0:STACK=8000000:SCHEDULE=STATIC:STARTPROC=0:STRIDE=1
MALLOCMULTIHEAP=1
Peak Flags:
-qsmp=omp used in all cases
310.wupwise_m: basepeak=1
312.swim_m: -O5 -blpdata -lmass
EXTRA_LDFLAGS=-bmaxdata:0x80000000
314.mgrid_m: basepeak=1
316.applu_m: -O5 -blpdata -lmass
EXTRA_LDFLAGS=-bmaxdata:0x80000000
318.galgel_m: -O3 -qhot -qarch=pwr4 -qtune=pwr4 -blpdata
EXTRA_LDFLAGS=-bmaxdata:0x80000000
320.equake_m: -O5 -lesslsmp
EXTRA_LDFLAGS=-bmaxdata:0x80000000
325.apsi_m: basepeak=1
326.gafort_m: basepeak=1
328.fma3d_m: basepeak=1
330.art_m: basepeak=1
332.ammp_m: -qpdf1/pdf2
-O5 -blpdata -qfdpr -qalign=natural
fdpr -q -O3
Alternate sources:
Add critical region around update of linked list in parallel loop.
Approved src.alt available as ompm-purdue1-20040324.tar.gz
Used for 330.art_m, base and peak.
Peak sources:
SPEC OMPL2001 source for 32bit systems modified for SPEC OMPM2001 used
with 312.swim_m, 316.applu_m, 320.equake_m.
SMT: Acronym for "Simultaneous Multi-Threading". A processor technology that allows
the simultaneous execution of multiple thread contexts within a single processor
core. (Enabled by default)
DCM: Acronym for Acronym for "Dual-Chip Module" (one dual-core processor chip + one L3-cache chip)
ESSL: Engineering and Scientific Subroutine Library
SUT: Acronym for "System Under Test"
C: IBM XL C for AIX invoked as xlc_r
Fortran 90: IBM XL Fortran for AIX invoked as xlf90_r
ulimits set to unlimited.
Large page mode and memory affinity were set as follows:
vmo -r -o lgpg_regions=800 -o lgpg_size=16777216
chuser capabilities=CAP_BYPASS_RAC_VMM,CAP_PROPAGATE $USER
shutdown -r
export MEMORY_AFFINITY=MCM
The default number of executing threads is set as follows:
export OMP_NUM_THREADS=8
Use flags-description file IBM-20051013-AIX.txt.
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