Portability Flags:
-qfixed used in: 168.wupwise, 171.swim, 172.mgrid, 173.applu,
178.galgel, 200.sixtrack, 301.apsi
-qsuffix=f=f90 used in: 178.galgel, 187.facerec, 189.lucas, 191.fma3d
Base Optimization Flags:
Fortran: -O5 -blpdata -lmass
C: -qpdf1/pdf2
-O5 -blpdata -qalign=natural
Peak Optimization Flags
168.wupwise: fdpr -q -O3
-O5 -q64 -blpdata -lmass -qalign=struct=natural -qfdpr
171.swim: fdpr -q -O3
-O5 -q64 -qarch=pwr3 -qtune=pwr3 -blpdata -lmass -qalign=struct=natural -qfdpr
F77=xlf90
172.mgrid: -qpdf1/pdf2
-O5 -q64 -blpdata -lmass
173.applu: fdpr -q -O3
-O5 -q64 -blpdata -qalign=struct=natural -qfdpr
177.mesa: -qpdf1/pdf2
-O3 -qarch=pwr3 -qtune=pwr3 -qipa=level=2
178.galgel: fdpr -q -O3
-O5 -blpdata -lmass -qessl -lessl -qfdpr
179.art: -O5 -lhmu -blpdata -lmass
183.equake: -qpdf1/pdf2
-O5 -blpdata -lmass -qipa=partition=large -qmaxmem=-1
187.facerec: fdpr -q -O3
-O5 -blpdata -lmass -qfdpr
188.ammp: -qpdf1/pdf2
-O5 -q64 -blpdata -qalign=struct=natural
189.lucas: -O5 -blpdata -lmass
191.fma3d: fdpr -q -O3
-O5 -blpdata -qalign=struct=natural -qfdpr
200.sixtrack: fdpr -q -O3
-O5 -blpdata -lmass -qfdpr
F77=xlf90
301.apsi: -O5 -blpdata -lmass -qessl -lessl -qsave
F77=xlf90
APAR IY62267 was applied to AIX 5L V5.3 to achieve Mantainence Level 1.
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 "Dual-Chip Module" (one dual-core processor chip + one L3-cache chip)
For the 575, only one core is active per chip.
SUT: Acronym for "System Under Test"
ESSL: Engineering and Scientific Subroutine Library
C: IBM XL C for AIX invoked as xlc
Fortran 77: IBM XL Fortran for AIX invoked as xlf90 unless explicitly reassigned
Fortran 90: IBM XL Fortran for AIX invoked as xlf
ulimits set to unlimited.
Large page mode and memory affinity were set as follows:
vmo -r -o lgpg_regions=512 -o lgpg_size=16777216 -o memory_affinity=1
chuser capabilities=CAP_BYPASS_RAC_VMM,CAP_PROPAGATE $USER
reboot -q
export MEMORY_AFFINITY=MCM
One core was deconfigured and SMT disabled at the open-firmware prompt, using the
command
boot -s cpu=1 -s smt_off
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