The "IBM Power 750 Express (3.3 GHz)" and "IBM Power 755 (3.3 GHz)" are electronically equivalent.
The results have been measured on the "IBM Power 755 (3.3 GHz)"
Portability Flags 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: -O5 -q64 -qsmp=omp
FORTRAN: -O5 -q64 -qsmp=omp
Base & Peak Environment Flags (unless noted differently below):
ENV_OMP_NUM_THREADS = 32
ENV_OMP_DYNAMIC=FALSE
ENV_XLSMPOPTS=SPINS=0:YIELDS=0:STACK=8000000:STARTPROC=0:STRIDE=4
ENV_XLFRTEOPTS=intrinthds=1
Peak sources:
SPEC OMPL2001 source for 32bit systems modified for SPEC OMPM2001 used
with 312.swim_m, 316.applu_m, 320.equake_m, 326.gafort_m
Peak Flags
-qsmp=omp used in all cases
310.wupwise_m: basepeak = 1
312.swim_m: -O4 -q64
314.mgrid_m: basepeak = 1
316.applu_m: -O4 -q32
ENV_HUGETLB_MORECORE=yes
ENV_LD_PRELOAD=libhugetlbfs.so
318.galgel_m: -O4 -q64
-B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT
320.equake_m: -O5 -q64 -qhot=arraypad -Q
324.apsi_m: basepeak = 1
326.gafort_m: -O4 -q32 -qhot=arraypad
-B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-link=BDT
ENV_OMP_NUM_THREADS = 128
ENV_XLSMPOPTS=SPINS=0:YIELDS=0:STACK=8000000:STARTPROC=0:STRIDE=1
328.fma3d_m: basepeak = 1
330.art_m: -O3 -q32
ENV_HUGETLB_MORECORE=yes
ENV_LD_PRELOAD=libhugetlbfs.so
332.ammp_m: -O5 -q32
ENV_HUGETLB_MORECORE=yes
ENV_LD_PRELOAD=libhugetlbfs.so
C: IBM XL C for Linux invoked as xlc_r
Fortran 90: IBM XL Fortran for Linux invoked as xlf90_r
Use flags-description file IBM-20080408-Linux.txt
ulimit -s (stack) set to 1048576.
Large pages reserved as follows by root user:
echo 480 > /proc/sys/vm/nr_hugepages
System configured with libhugetlbfs library for application access to large pages
System configured with:
echo "NO_NEW_FAIR_SLEEPERS" > /sys/kernel/debug/sched_features
Intelligent Energy Optimization enabled, up to 3.64 GHz
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