Loop 1

Loop statistics

Accesses 2.73e+10
Thread Id Accesses
Thread Total 2.73e+10
9605 2.26e+09
9606 2.37e+09
9608 2.28e+09
9607 2.31e+09
9609 2.27e+09
9610 2.22e+09
9611 2.30e+09
9612 2.34e+09
9613 2.23e+09
9616 2.20e+09
9615 2.25e+09
9614 2.27e+09
Fetch/Miss ratio
Write-back ratio
Utilization
% of misses 69.8%
Thread Id % of misses
Thread Total 69.8%
9605 5.7%
9606 6.3%
9608 3.2%
9607 2.7%
9609 7.2%
9610 3.4%
9611 1.6%
9612 8.3%
9613 5.3%
9616 11.5%
9615 10.5%
9614 4.0%
% of bandwidth 98.7%
Thread Id % of bandwidth
Thread Total 98.7%
9605 7.7%
9606 8.1%
9608 7.1%
9607 9.5%
9609 9.0%
9610 6.3%
9611 8.6%
9612 9.2%
9613 7.8%
9616 7.8%
9615 8.7%
9614 9.0%
% of fetches 98.3%
Thread Id % of fetches
Thread Total 98.3%
9605 7.7%
9606 8.1%
9608 7.1%
9607 9.4%
9609 9.0%
9610 6.3%
9611 8.5%
9612 9.1%
9613 7.8%
9616 7.8%
9615 8.7%
9614 9.0%
% of write-backs 99.1%
Thread Id % of write-backs
Thread Total 99.1%
9605 7.7%
9606 8.2%
9608 7.1%
9607 9.5%
9609 9.1%
9610 6.3%
9611 8.6%
9612 9.2%
9613 7.8%
9616 7.9%
9615 8.8%
9614 8.9%
% of upgrades 100.0%
Thread Id % of upgrades
Thread Total 100.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 99.9%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
Miss ratio 0.1%
Thread Average
Thread Id Total Miss ratio Uncategorized Replacement Coherence Flush
0.1% 0.0% 0.1% 0.0% 0.0%
9605 0.1% 0.0% 0.1% 0.0% 0.0%
9606 0.1% 0.0% 0.1% 0.0% 0.0%
9608 0.1% 0.0% 0.1% 0.0% 0.0%
9607 0.1% 0.0% 0.1% 0.0% 0.0%
9609 0.2% 0.0% 0.2% 0.0% 0.0%
9610 0.1% 0.0% 0.1% 0.0% 0.0%
9611 0.0% 0.0% 0.0% 0.0% 0.0%
9612 0.2% 0.0% 0.2% 0.0% 0.0%
9613 0.1% 0.0% 0.1% 0.0% 0.0%
9616 0.3% 0.0% 0.3% 0.0% 0.0%
9615 0.3% 0.0% 0.2% 0.0% 0.0%
9614 0.1% 0.0% 0.1% 0.0% 0.0%
Fetch ratio 4.1%
Thread Average
Thread Id Total Fetch ratio Uncategorized Replacement Coherence Flush
4.1% 0.1% 4.0% 0.0% 0.0%
9605 3.9% 0.1% 3.8% 0.0% 0.0%
9606 3.9% 0.1% 3.8% 0.0% 0.0%
9608 3.5% 0.1% 3.4% 0.0% 0.0%
9607 4.6% 0.1% 4.6% 0.0% 0.0%
9609 4.5% 0.1% 4.4% 0.0% 0.0%
9610 3.2% 0.1% 3.1% 0.0% 0.0%
9611 4.2% 0.1% 4.2% 0.0% 0.0%
9612 4.4% 0.1% 4.3% 0.0% 0.0%
9613 3.9% 0.1% 3.8% 0.0% 0.0%
9616 4.0% 0.1% 3.9% 0.0% 0.0%
9615 4.4% 0.1% 4.3% 0.0% 0.0%
9614 4.5% 0.1% 4.4% 0.0% 0.0%
Write-back ratio 3.9%
Thread Average
Thread Id Total Write-back ratio Uncategorized Replacement Coherence Flush
3.9% 0.0% 3.9% 0.0% 0.0%
9605 3.7% 0.1% 3.6% 0.0% 0.0%
9606 3.7% 0.0% 3.7% 0.0% 0.0%
9608 3.3% 0.0% 3.3% 0.0% 0.0%
9607 4.4% 0.0% 4.4% 0.0% 0.0%
9609 4.3% 0.1% 4.3% 0.0% 0.0%
9610 3.0% 0.0% 3.0% 0.0% 0.0%
9611 4.0% 0.0% 4.0% 0.0% 0.0%
9612 4.2% 0.0% 4.2% 0.0% 0.0%
9613 3.8% 0.1% 3.7% 0.0% 0.0%
9616 3.8% 0.0% 3.8% 0.0% 0.0%
9615 4.2% 0.1% 4.1% 0.0% 0.0%
9614 4.2% 0.0% 4.2% 0.0% 0.0%
Upgrade ratio 0.0%
Thread Id Upgdrade ratio
Thread Average 0.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
Communication ratio 0.0%
Thread Id Comm. ratio
Thread Average 0.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
Fetch utilization 95.5%
Thread Id Fetch utilization
Thread Average 95.5%
9605 100.0%
9606 99.2%
9608 100.0%
9607 81.0%
9609 88.6%
9610 100.0%
9611 91.9%
9612 81.0%
9613 100.0%
9616 94.0%
9615 91.8%
9614 91.4%
Write-back utilization 98.7%
Thread Id Write-back utilization
Thread Average 98.7%
9605 100.0%
9606 100.0%
9608 100.0%
9607 86.3%
9609 86.3%
9610 100.0%
9611 96.7%
9612 93.0%
9613 100.0%
9616 97.0%
9615 92.8%
9614 93.1%
Communication utilization 100.0%
Thread Id Comm. utilization
Thread Average 100.0%
9605 100.0%
9606 100.0%
9608 100.0%
9607 100.0%
9609 100.0%
9610 100.0%
9611 100.0%
9612 100.0%
9613 100.0%
9616 100.0%
9615 100.0%
9614 43.9%
False sharing ratio 0.0%
Thread Id F-S. ratio
Thread Average 0.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
HW prefetch probability 96.6%
Thread Id HW prefetch probability
Thread Average 96.6%
9605 96.5%
9606 96.3%
9608 97.8%
9607 98.6%
9609 96.2%
9610 97.4%
9611 99.1%
9612 95.7%
9613 96.8%
9616 93.0%
9615 94.2%
9614 97.9%
Access randomness Low
Thread Id Access randomness
Thread Average Low
9605 Low
9606 Low
9608 Low
9607 Low
9609 Low
9610 Low
9611 Low
9612 Low
9613 Low
9616 Low
9615 Low
9614 Low

Loop instructions

Stack Instruction % of misses % of fetches Fetch ratio Fetch utilization W-B Utilization
libc-2.5.so!clone+0x6d (3ad66d3f6d) [ 91.6% ]
       libpthread-2.5.so!start_thread+0xdd (3ad6e0673d) [ 91.6% ]
          libgomp.so.1.0.0!gomp_thread_start()+0xb2 (2ba37b9def92), team.c:115 [ 91.6% ]
luOmp!MAIN__.omp_fn.0()+0x13f (401ccf) [R], luOmp.f90:61 67.6%
Thread Id % of misses
Thread Total 67.6%
9605 5.5%
9606 6.1%
9608 3.1%
9607 2.6%
9609 7.0%
9610 3.4%
9611 1.4%
9612 8.1%
9613 5.2%
9616 11.0%
9615 10.2%
9614 3.9%
94.0%
Thread Id % of fetches
Thread Total 94.0%
9605 7.3%
9606 7.8%
9608 6.7%
9607 9.0%
9609 8.6%
9610 6.0%
9611 8.2%
9612 8.7%
9613 7.3%
9616 7.4%
9615 8.3%
9614 8.7%
11.7%
Thread Average
Thread Id Total Fetch ratio Uncategorized Replacement Coherence Flush
11.7% 0.1% 11.6% 0.0% 0.0%
9605 11.0% 0.1% 10.9% 0.0% 0.0%
9606 11.1% 0.1% 11.0% 0.0% 0.0%
9608 10.1% 0.1% 10.0% 0.0% 0.0%
9607 13.2% 0.1% 13.1% 0.0% 0.0%
9609 12.8% 0.1% 12.8% 0.0% 0.0%
9610 9.3% 0.1% 9.2% 0.0% 0.0%
9611 12.2% 0.1% 12.1% 0.0% 0.0%
9612 12.4% 0.0% 12.4% 0.0% 0.0%
9613 11.0% 0.0% 11.0% 0.0% 0.0%
9616 11.6% 0.0% 11.6% 0.0% 0.0%
9615 12.4% 0.1% 12.4% 0.0% 0.0%
9614 12.9% 0.3% 12.6% 0.0% 0.0%
95.3%
Thread Id Fetch utilization
Thread Average 95.3%
9605 100.0%
9606 98.4%
9608 100.0%
9607 80.0%
9609 87.7%
9610 100.0%
9611 91.3%
9612 80.9%
9613 100.0%
9616 94.3%
9615 91.6%
9614 90.8%
98.7%
Thread Id Write-back utilization
Thread Average 98.7%
9605 100.0%
9606 100.0%
9608 100.0%
9607 86.3%
9609 86.3%
9610 100.0%
9611 96.7%
9612 93.0%
9613 100.0%
9616 97.0%
9615 92.8%
9614 93.1%
luOmp!MAIN__.omp_fn.0()+0x143 (401cd3) [R], luOmp.f90:61 1.7%
Thread Id % of misses
Thread Total 1.7%
9605 0.1%
9606 0.1%
9608 0.1%
9607 0.1%
9609 0.1%
9610 0.0%
9611 0.2%
9612 0.2%
9613 0.1%
9616 0.4%
9615 0.2%
9614 0.1%
3.6%
Thread Id % of fetches
Thread Total 3.6%
9605 0.3%
9606 0.2%
9608 0.3%
9607 0.3%
9609 0.3%
9610 0.3%
9611 0.3%
9612 0.4%
9613 0.3%
9616 0.3%
9615 0.3%
9614 0.3%
0.5%
Thread Average
Thread Id Total Fetch ratio Uncategorized Replacement Coherence Flush
0.5% 0.1% 0.4% 0.0% 0.0%
9605 0.4% 0.0% 0.4% 0.0% 0.0%
9606 0.4% 0.0% 0.4% 0.0% 0.0%
9608 0.4% 0.1% 0.4% 0.0% 0.0%
9607 0.5% 0.1% 0.4% 0.0% 0.0%
9609 0.5% 0.1% 0.4% 0.0% 0.0%
9610 0.4% 0.1% 0.3% 0.0% 0.0%
9611 0.4% 0.1% 0.4% 0.0% 0.0%
9612 0.6% 0.2% 0.4% 0.0% 0.0%
9613 0.5% 0.2% 0.4% 0.0% 0.0%
9616 0.5% 0.1% 0.4% 0.0% 0.0%
9615 0.4% 0.0% 0.4% 0.0% 0.0%
9614 0.4% 0.0% 0.4% 0.0% 0.0%
99.7%
Thread Id Fetch utilization
Thread Average 99.7%
9605 99.2%
9606 100.0%
9608 100.0%
9607 100.0%
9609 100.0%
9610 96.3%
9611 100.0%
9612 81.7%
9613 73.9%
9616 85.2%
9615 97.3%
9614 100.0%
100.0%
Thread Id Write-back utilization
Thread Average 100.0%
9605 100.0%
9606 100.0%
9608 100.0%
9607 100.0%
9609 100.0%
9610 100.0%
9611 100.0%
9612 100.0%
9613 100.0%
9616 100.0%
9615 100.0%
9614 100.0%
luOmp!MAIN__.omp_fn.0()+0x14e (401cde) [W], luOmp.f90:61 0.5%
Thread Id % of misses
Thread Total 0.5%
9605 0.1%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.1%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.1%
9616 0.1%
9615 0.1%
9614 0.0%
0.7%
Thread Id % of fetches
Thread Total 0.7%
9605 0.1%
9606 0.1%
9608 0.1%
9607 0.1%
9609 0.1%
9610 0.0%
9611 0.0%
9612 0.1%
9613 0.1%
9616 0.1%
9615 0.1%
9614 0.0%
0.1%
Thread Average
Thread Id Total Fetch ratio Uncategorized Replacement Coherence Flush
0.1% 0.1% 0.0% 0.0% 0.0%
9605 0.2% 0.2% 0.0% 0.0% 0.0%
9606 0.1% 0.1% 0.0% 0.0% 0.0%
9608 0.1% 0.1% 0.0% 0.0% 0.0%
9607 0.1% 0.1% 0.0% 0.0% 0.0%
9609 0.2% 0.2% 0.0% 0.0% 0.0%
9610 0.0% 0.0% 0.0% 0.0% 0.0%
9611 0.0% 0.0% 0.0% 0.0% 0.0%
9612 0.1% 0.1% 0.0% 0.0% 0.0%
9613 0.2% 0.2% 0.0% 0.0% 0.0%
9616 0.1% 0.1% 0.0% 0.0% 0.0%
9615 0.2% 0.2% 0.0% 0.0% 0.0%
9614 0.0% 0.0% 0.0% 0.0% 0.0%
95.3%
Thread Id Fetch utilization
Thread Average 95.3%
9605 100.0%
9606 98.4%
9608 100.0%
9607 80.0%
9609 87.7%
9610 100.0%
9611 91.3%
9612 80.9%
9613 100.0%
9616 94.3%
9615 91.6%
9614 90.8%
98.7%
Thread Id Write-back utilization
Thread Average 98.7%
9605 100.0%
9606 100.0%
9608 100.0%
9607 86.3%
9609 86.3%
9610 100.0%
9611 96.7%
9612 93.0%
9613 100.0%
9616 97.0%
9615 92.8%
9614 93.1%

Bandwidth issues related to this this loop

# Issue type % of bandwidth % of fetches % of write-backs Fetch utilization Write-back utilization
1 Fetch hot-spot96.8%
Thread Id% of bandwidth
Thread Total96.8%
96057.6%
96068.0%
96086.9%
96079.3%
96098.9%
96106.1%
96118.4%
96129.0%
96137.6%
96167.6%
96158.6%
96148.8%
94.7%
Thread Id% of fetches
Thread Total94.7%
96057.4%
96067.8%
96086.8%
96079.1%
96098.7%
96106.0%
96118.2%
96128.7%
96137.4%
96167.5%
96158.4%
96148.7%
99.1%
Thread Id% of write-backs
Thread Total99.1%
96057.7%
96068.2%
96087.1%
96079.5%
96099.1%
96106.3%
96118.6%
96129.2%
96137.8%
96167.9%
96158.8%
96148.9%
95.3%
Thread IdFetch utilization
Thread Average95.3%
9605100.0%
960698.4%
9608100.0%
960780.0%
960987.7%
9610100.0%
961191.3%
961280.9%
9613100.0%
961694.3%
961591.6%
961490.8%
98.7%
Thread IdWrite-back utilization
Thread Average98.7%
9605100.0%
9606100.0%
9608100.0%
960786.3%
960986.3%
9610100.0%
961196.7%
961293.0%
9613100.0%
961697.0%
961592.8%
961493.1%
2 Write-back hot-spot96.8%
Thread Id% of bandwidth
Thread Total96.8%
96057.6%
96068.0%
96086.9%
96079.3%
96098.9%
96106.1%
96118.4%
96129.0%
96137.6%
96167.6%
96158.6%
96148.8%
94.7%
Thread Id% of fetches
Thread Total94.7%
96057.4%
96067.8%
96086.8%
96079.1%
96098.7%
96106.0%
96118.2%
96128.7%
96137.4%
96167.5%
96158.4%
96148.7%
99.1%
Thread Id% of write-backs
Thread Total99.1%
96057.7%
96068.2%
96087.1%
96079.5%
96099.1%
96106.3%
96118.6%
96129.2%
96137.8%
96167.9%
96158.8%
96148.9%
95.3%
Thread IdFetch utilization
Thread Average95.3%
9605100.0%
960698.4%
9608100.0%
960780.0%
960987.7%
9610100.0%
961191.3%
961280.9%
9613100.0%
961694.3%
961591.6%
961490.8%
98.7%
Thread IdWrite-back utilization
Thread Average98.7%
9605100.0%
9606100.0%
9608100.0%
960786.3%
960986.3%
9610100.0%
961196.7%
961293.0%
9613100.0%
961697.0%
961592.8%
961493.1%
3 Temporal blocking96.8%
Thread Id% of bandwidth
Thread Total96.8%
96057.6%
96068.0%
96086.9%
96079.3%
96098.9%
96106.1%
96118.4%
96129.0%
96137.6%
96167.6%
96158.6%
96148.8%
94.7%
Thread Id% of fetches
Thread Total94.7%
96057.4%
96067.8%
96086.8%
96079.1%
96098.7%
96106.0%
96118.2%
96128.7%
96137.4%
96167.5%
96158.4%
96148.7%
99.1%
Thread Id% of write-backs
Thread Total99.1%
96057.7%
96068.2%
96087.1%
96079.5%
96099.1%
96106.3%
96118.6%
96129.2%
96137.8%
96167.9%
96158.8%
96148.9%
95.3%
Thread IdFetch utilization
Thread Average95.3%
9605100.0%
960698.4%
9608100.0%
960780.0%
960987.7%
9610100.0%
961191.3%
961280.9%
9613100.0%
961694.3%
961591.6%
961490.8%
98.7%
Thread IdWrite-back utilization
Thread Average98.7%
9605100.0%
9606100.0%
9608100.0%
960786.3%
960986.3%
9610100.0%
961196.7%
961293.0%
9613100.0%
961697.0%
961592.8%
961493.1%

Instruction groups in this loop

Group % of misses % of fetches Fetch utilization Write-back utilization HW prefetch probability Randomness Issues
1 68.1%
Thread Id % of misses
Thread Total 68.1%
9605 5.6%
9606 6.2%
9608 3.2%
9607 2.6%
9609 7.1%
9610 3.4%
9611 1.4%
9612 8.1%
9613 5.3%
9616 11.1%
9615 10.4%
9614 3.9%
94.7%
Thread Id % of fetches
Thread Total 94.7%
9605 7.4%
9606 7.8%
9608 6.8%
9607 9.1%
9609 8.7%
9610 6.0%
9611 8.2%
9612 8.7%
9613 7.4%
9616 7.5%
9615 8.4%
9614 8.7%
95.3%
Thread Id Fetch utilization
Thread Average 95.3%
9605 100.0%
9606 98.4%
9608 100.0%
9607 80.0%
9609 87.7%
9610 100.0%
9611 91.3%
9612 80.9%
9613 100.0%
9616 94.3%
9615 91.6%
9614 90.8%
98.7%
Thread Id Write-back utilization
Thread Average 98.7%
9605 100.0%
9606 100.0%
9608 100.0%
9607 86.3%
9609 86.3%
9610 100.0%
9611 96.7%
9612 93.0%
9613 100.0%
9616 97.0%
9615 92.8%
9614 93.1%
96.6%
Thread Id HW prefetch probability
Thread Average 96.6%
9605 96.4%
9606 96.3%
9608 97.8%
9607 98.6%
9609 96.1%
9610 97.4%
9611 99.2%
9612 95.6%
9613 96.6%
9616 93.0%
9615 94.1%
9614 97.9%
Low
Thread Id Access randomness
Thread Average Low
9605 Low
9606 Low
9608 Low
9607 Low
9609 Low
9610 Low
9611 Low
9612 Low
9613 Low
9616 Low
9615 Low
9614 Low

Instruction group 1

Accesses 1.83e+10
Thread Id Accesses
Thread Total 1.83e+10
9605 1.51e+09
9606 1.60e+09
9608 1.51e+09
9607 1.56e+09
9609 1.52e+09
9610 1.47e+09
9611 1.53e+09
9612 1.59e+09
9613 1.52e+09
9616 1.45e+09
9615 1.51e+09
9614 1.52e+09
Fetch/Miss ratio
Write-back ratio
Utilization
% of misses 68.1%
Thread Id % of misses
Thread Total 68.1%
9605 5.6%
9606 6.2%
9608 3.2%
9607 2.6%
9609 7.1%
9610 3.4%
9611 1.4%
9612 8.1%
9613 5.3%
9616 11.1%
9615 10.4%
9614 3.9%
% of bandwidth 96.8%
Thread Id % of bandwidth
Thread Total 96.8%
9605 7.6%
9606 8.0%
9608 6.9%
9607 9.3%
9609 8.9%
9610 6.1%
9611 8.4%
9612 9.0%
9613 7.6%
9616 7.6%
9615 8.6%
9614 8.8%
% of fetches 94.7%
Thread Id % of fetches
Thread Total 94.7%
9605 7.4%
9606 7.8%
9608 6.8%
9607 9.1%
9609 8.7%
9610 6.0%
9611 8.2%
9612 8.7%
9613 7.4%
9616 7.5%
9615 8.4%
9614 8.7%
% of write-backs 99.1%
Thread Id % of write-backs
Thread Total 99.1%
9605 7.7%
9606 8.2%
9608 7.1%
9607 9.5%
9609 9.1%
9610 6.3%
9611 8.6%
9612 9.2%
9613 7.8%
9616 7.9%
9615 8.8%
9614 8.9%
% of upgrades 100.0%
Thread Id % of upgrades
Thread Total 100.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 99.9%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
Miss ratio 0.2%
Thread Average
Thread Id Total Miss ratio Uncategorized Replacement Coherence Flush
0.2% 0.0% 0.2% 0.0% 0.0%
9605 0.2% 0.0% 0.2% 0.0% 0.0%
9606 0.2% 0.0% 0.2% 0.0% 0.0%
9608 0.1% 0.0% 0.1% 0.0% 0.0%
9607 0.1% 0.0% 0.1% 0.0% 0.0%
9609 0.3% 0.0% 0.2% 0.0% 0.0%
9610 0.1% 0.0% 0.1% 0.0% 0.0%
9611 0.1% 0.0% 0.1% 0.0% 0.0%
9612 0.3% 0.0% 0.3% 0.0% 0.0%
9613 0.2% 0.0% 0.2% 0.0% 0.0%
9616 0.4% 0.0% 0.4% 0.0% 0.0%
9615 0.4% 0.0% 0.4% 0.0% 0.0%
9614 0.1% 0.0% 0.1% 0.0% 0.0%
Fetch ratio 5.9%
Thread Average
Thread Id Total Fetch ratio Uncategorized Replacement Coherence Flush
5.9% 0.1% 5.8% 0.0% 0.0%
9605 5.6% 0.1% 5.5% 0.0% 0.0%
9606 5.6% 0.1% 5.5% 0.0% 0.0%
9608 5.1% 0.1% 5.0% 0.0% 0.0%
9607 6.6% 0.1% 6.6% 0.0% 0.0%
9609 6.5% 0.1% 6.4% 0.0% 0.0%
9610 4.6% 0.0% 4.6% 0.0% 0.0%
9611 6.1% 0.0% 6.1% 0.0% 0.0%
9612 6.2% 0.0% 6.2% 0.0% 0.0%
9613 5.6% 0.1% 5.5% 0.0% 0.0%
9616 5.8% 0.0% 5.8% 0.0% 0.0%
9615 6.3% 0.1% 6.2% 0.0% 0.0%
9614 6.5% 0.2% 6.3% 0.0% 0.0%
Write-back ratio 5.8%
Thread Average
Thread Id Total Write-back ratio Uncategorized Replacement Coherence Flush
5.8% 0.0% 5.8% 0.0% 0.0%
9605 5.5% 0.1% 5.5% 0.0% 0.0%
9606 5.5% 0.0% 5.5% 0.0% 0.0%
9608 5.0% 0.0% 5.0% 0.0% 0.0%
9607 6.6% 0.0% 6.6% 0.0% 0.0%
9609 6.5% 0.1% 6.4% 0.0% 0.0%
9610 4.6% 0.0% 4.6% 0.0% 0.0%
9611 6.1% 0.0% 6.1% 0.0% 0.0%
9612 6.2% 0.0% 6.2% 0.0% 0.0%
9613 5.6% 0.1% 5.5% 0.0% 0.0%
9616 5.8% 0.0% 5.8% 0.0% 0.0%
9615 6.3% 0.1% 6.2% 0.0% 0.0%
9614 6.3% 0.0% 6.3% 0.0% 0.0%
Upgrade ratio 0.0%
Thread Id Upgdrade ratio
Thread Average 0.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
Communication ratio 0.0%
Thread Id Comm. ratio
Thread Average 0.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
Fetch utilization 95.3%
Thread Id Fetch utilization
Thread Average 95.3%
9605 100.0%
9606 98.4%
9608 100.0%
9607 80.0%
9609 87.7%
9610 100.0%
9611 91.3%
9612 80.9%
9613 100.0%
9616 94.3%
9615 91.6%
9614 90.8%
Write-back utilization 98.7%
Thread Id Write-back utilization
Thread Average 98.7%
9605 100.0%
9606 100.0%
9608 100.0%
9607 86.3%
9609 86.3%
9610 100.0%
9611 96.7%
9612 93.0%
9613 100.0%
9616 97.0%
9615 92.8%
9614 93.1%
Communication utilization 100.0%
Thread Id Comm. utilization
Thread Average 100.0%
9605 100.0%
9606 100.0%
9608 100.0%
9607 100.0%
9609 100.0%
9610 100.0%
9611 100.0%
9612 100.0%
9613 100.0%
9616 100.0%
9615 100.0%
9614 43.9%
False sharing ratio 0.0%
Thread Id F-S. ratio
Thread Average 0.0%
9605 0.0%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.0%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.0%
9616 0.0%
9615 0.0%
9614 0.0%
HW prefetch probability 96.6%
Thread Id HW prefetch probability
Thread Average 96.6%
9605 96.4%
9606 96.3%
9608 97.8%
9607 98.6%
9609 96.1%
9610 97.4%
9611 99.2%
9612 95.6%
9613 96.6%
9616 93.0%
9615 94.1%
9614 97.9%
Access randomness Low
Thread Id Access randomness
Thread Average Low
9605 Low
9606 Low
9608 Low
9607 Low
9609 Low
9610 Low
9611 Low
9612 Low
9613 Low
9616 Low
9615 Low
9614 Low
Worst instruction luOmp!MAIN__.omp_fn.0()+0x13f (401ccf) [R], luOmp.f90:61

The following issues are detected for this instruction group:

  • Fetch hot-spot, issue: 1
  • Write-back hot-spot, issue: 2
  • Temporal blocking, issue: 3

Instruction % of misses % of fetches Fetch ratio Fetch utilization W-B Utilization
luOmp!MAIN__.omp_fn.0()+0x13f (401ccf) [R], luOmp.f90:61 67.6%
Thread Id % of misses
Thread Total 67.6%
9605 5.5%
9606 6.1%
9608 3.1%
9607 2.6%
9609 7.0%
9610 3.4%
9611 1.4%
9612 8.1%
9613 5.2%
9616 11.0%
9615 10.2%
9614 3.9%
94.0%
Thread Id % of fetches
Thread Total 94.0%
9605 7.3%
9606 7.8%
9608 6.7%
9607 9.0%
9609 8.6%
9610 6.0%
9611 8.2%
9612 8.7%
9613 7.3%
9616 7.4%
9615 8.3%
9614 8.7%
11.7%
Thread Average
Thread Id Total Fetch ratio Uncategorized Replacement Coherence Flush
11.7% 0.1% 11.6% 0.0% 0.0%
9605 11.0% 0.1% 10.9% 0.0% 0.0%
9606 11.1% 0.1% 11.0% 0.0% 0.0%
9608 10.1% 0.1% 10.0% 0.0% 0.0%
9607 13.2% 0.1% 13.1% 0.0% 0.0%
9609 12.8% 0.1% 12.8% 0.0% 0.0%
9610 9.3% 0.1% 9.2% 0.0% 0.0%
9611 12.2% 0.1% 12.1% 0.0% 0.0%
9612 12.4% 0.0% 12.4% 0.0% 0.0%
9613 11.0% 0.0% 11.0% 0.0% 0.0%
9616 11.6% 0.0% 11.6% 0.0% 0.0%
9615 12.4% 0.1% 12.4% 0.0% 0.0%
9614 12.9% 0.3% 12.6% 0.0% 0.0%
95.3%
Thread Id Fetch utilization
Thread Average 95.3%
9605 100.0%
9606 98.4%
9608 100.0%
9607 80.0%
9609 87.7%
9610 100.0%
9611 91.3%
9612 80.9%
9613 100.0%
9616 94.3%
9615 91.6%
9614 90.8%
98.7%
Thread Id Write-back utilization
Thread Average 98.7%
9605 100.0%
9606 100.0%
9608 100.0%
9607 86.3%
9609 86.3%
9610 100.0%
9611 96.7%
9612 93.0%
9613 100.0%
9616 97.0%
9615 92.8%
9614 93.1%
luOmp!MAIN__.omp_fn.0()+0x14e (401cde) [W], luOmp.f90:61 0.5%
Thread Id % of misses
Thread Total 0.5%
9605 0.1%
9606 0.0%
9608 0.0%
9607 0.0%
9609 0.1%
9610 0.0%
9611 0.0%
9612 0.0%
9613 0.1%
9616 0.1%
9615 0.1%
9614 0.0%
0.7%
Thread Id % of fetches
Thread Total 0.7%
9605 0.1%
9606 0.1%
9608 0.1%
9607 0.1%
9609 0.1%
9610 0.0%
9611 0.0%
9612 0.1%
9613 0.1%
9616 0.1%
9615 0.1%
9614 0.0%
0.1%
Thread Average
Thread Id Total Fetch ratio Uncategorized Replacement Coherence Flush
0.1% 0.1% 0.0% 0.0% 0.0%
9605 0.2% 0.2% 0.0% 0.0% 0.0%
9606 0.1% 0.1% 0.0% 0.0% 0.0%
9608 0.1% 0.1% 0.0% 0.0% 0.0%
9607 0.1% 0.1% 0.0% 0.0% 0.0%
9609 0.2% 0.2% 0.0% 0.0% 0.0%
9610 0.0% 0.0% 0.0% 0.0% 0.0%
9611 0.0% 0.0% 0.0% 0.0% 0.0%
9612 0.1% 0.1% 0.0% 0.0% 0.0%
9613 0.2% 0.2% 0.0% 0.0% 0.0%
9616 0.1% 0.1% 0.0% 0.0% 0.0%
9615 0.2% 0.2% 0.0% 0.0% 0.0%
9614 0.0% 0.0% 0.0% 0.0% 0.0%
95.3%
Thread Id Fetch utilization
Thread Average 95.3%
9605 100.0%
9606 98.4%
9608 100.0%
9607 80.0%
9609 87.7%
9610 100.0%
9611 91.3%
9612 80.9%
9613 100.0%
9616 94.3%
9615 91.6%
9614 90.8%
98.7%
Thread Id Write-back utilization
Thread Average 98.7%
9605 100.0%
9606 100.0%
9608 100.0%
9607 86.3%
9609 86.3%
9610 100.0%
9611 96.7%
9612 93.0%
9613 100.0%
9616 97.0%
9615 92.8%
9614 93.1%

Copyright (c) 2006-2011 Rogue Wave Software, Inc. All Rights Reserved.
Patents pending.