dedup
v4.9-rc1 v4.9-rc1
paravirtspinlock
Min 2 58.35 ( 0.00%) 56.26 ( 3.58%)
Hmean 2 58.35 ( 0.00%) 56.26 ( 3.58%)
Stddev 2 0.00 ( 0.00%) 0.00 ( 0.00%)
CoeffVar 2 0.00 ( 0.00%) 0.00 ( 0.00%)
Max 2 58.35 ( 0.00%) 56.26 ( 3.58%)
v4.9-rc1 v4.9-rc1
paravirtspinlock
User 63.06 88.12
System 19.18 21.59
Elapsed 113.32 108.54
v4.9-rc1 v4.9-rc1
paravirtspinlock
Minor Faults 2449655 2602293
Major Faults 32939 28063
Swap Ins 242062 215303
Swap Outs 773694 745019
Allocation stalls 0 0
DMA allocs 4257 4876
DMA32 allocs 2592514 2525796
Normal allocs 2405298 2286508
Movable allocs 0 0
Direct pages scanned 75173 67598
Kswapd pages scanned 4211895 4277580
Kswapd pages reclaimed 3257156 3175929
Direct pages reclaimed 27922 23318
Kswapd efficiency 77% 74%
Kswapd velocity 37168.152 39410.171
Direct efficiency 37% 34%
Direct velocity 663.369 622.793
Percentage direct scans 1% 1%
Zone normal velocity 37831.521 40032.965
Zone dma32 velocity 0.000 0.000
Zone dma velocity 0.000 0.000
Page writes by reclaim 778144.000 1008403.000
Page writes file 4450 263384
Page writes anon 773694 745019
Page reclaim immediate 880 6619
Sector Reads 4652232 4410352
Sector Writes 8654284 8536228
Page rescued immediate 0 0
Slabs scanned 148434 119907
Direct inode steals 2891 0
Kswapd inode steals 123070 3782
Kswapd skipped wait 0 0
THP fault alloc 652 669
THP collapse alloc 0 0
THP splits 0 0
THP fault fallback 2535 2519
THP collapse fail 0 0
Compaction stalls 0 0
Compaction success 0 0
Compaction failures 0 0
Page migrate success 23853 82112
Page migrate failure 64153 123533
Compaction pages isolated 0 0
Compaction migrate scanned 0 0
Compaction free scanned 0 0
Compaction cost 25 86
NUMA alloc hit 2502062 2542987
NUMA alloc miss 2161551 1924219
NUMA interleave hit 0 0
NUMA alloc local 2502062 2542987
NUMA base PTE updates 2118676 2603552
NUMA huge PMD updates 722 837
NUMA page range updates 2488340 3032096
NUMA hint faults 155932 459810
NUMA hint local faults 81132 233571
NUMA hint local percent 52 50
NUMA pages migrated 23853 82112
AutoNUMA cost 794% 2318%
v4.9-rc1 v4.9-rc1
paravirtspinlock
Mean sdc-avgqusz 85.96 82.84
Mean sdc-avgrqsz 1135.58 1238.82
Mean sdc-await 370.13 392.49
Mean sdc-r_await 17.85 35.54
Mean sdc-w_await 832.05 827.95
Mean sdc-svctm 3.73 4.27
Mean sdc-rrqm 1767.38 1562.80
Mean sdc-wrqm 6021.53 6119.80
Max sdc-avgqusz 142.58 145.84
Max sdc-avgrqsz 2046.47 2027.53
Max sdc-await 708.55 752.50
Max sdc-r_await 58.76 137.33
Max sdc-w_await 2669.04 1473.36
Max sdc-svctm 6.81 6.91
Max sdc-rrqm 7226.10 7172.20
Max sdc-wrqm 22254.10 20692.06
lmbench
v4.9-rc1 v4.9-rc1
paravirtspinlock
Min 2983M 908670.0000 ( 0.00%) 921798.0000 ( -1.44%)
Min 4475M1537580.0000 ( 0.00%)1616182.0000 ( -5.11%)
Min 5967M2458355.0000 ( 0.00%)2575477.0000 ( -4.76%)
Min 7459M3660933.0000 ( 0.00%)3576652.0000 ( 2.30%)
Min 8951M4271352.0000 ( 0.00%)4308588.0000 ( -0.87%)
Amean 2983M 915803.3333 ( 0.00%) 934171.0000 ( -2.01%)
Amean 4475M1698941.0000 ( 0.00%)1696892.0000 ( 0.12%)
Amean 5967M2653968.6667 ( 0.00%)2773741.6667 ( -4.51%)
Amean 7459M3755970.3333 ( 0.00%)3620005.0000 ( 3.62%)
Amean 8951M4393998.6667 ( 0.00%)4446307.6667 ( -1.19%)
Stddev 2983M 7352.6429 ( 0.00%) 13039.4138 (-77.34%)
Stddev 4475M 117717.7008 ( 0.00%) 90726.9988 ( 22.93%)
Stddev 5967M 138330.9465 ( 0.00%) 141837.7711 ( -2.54%)
Stddev 7459M 69891.4130 ( 0.00%) 60116.5397 ( 13.99%)
Stddev 8951M 97729.1701 ( 0.00%) 179051.7811 (-83.21%)
CoeffVar 2983M 0.8029 ( 0.00%) 1.3958 (-73.86%)
CoeffVar 4475M 6.9289 ( 0.00%) 5.3467 ( 22.84%)
CoeffVar 5967M 5.2122 ( 0.00%) 5.1136 ( 1.89%)
CoeffVar 7459M 1.8608 ( 0.00%) 1.6607 ( 10.76%)
CoeffVar 8951M 2.2242 ( 0.00%) 4.0270 (-81.06%)
Max 2983M 925922.0000 ( 0.00%) 952199.0000 ( -2.84%)
Max 4475M1815092.0000 ( 0.00%)1823627.0000 ( -0.47%)
Max 5967M2753931.0000 ( 0.00%)2899242.0000 ( -5.28%)
Max 7459M3827008.0000 ( 0.00%)3705017.0000 ( 3.19%)
Max 8951M4510502.0000 ( 0.00%)4699190.0000 ( -4.18%)
v4.9-rc1 v4.9-rc1
paravirtspinlock
User 46.46 24.91
System 314.52 306.13
Elapsed 1645.90 1622.77
v4.9-rc1 v4.9-rc1
paravirtspinlock
Minor Faults 20060812 22430276
Major Faults 1662 863
Swap Ins 1894 513
Swap Outs 5 0
Allocation stalls 0 0
DMA allocs 3784 3816
DMA32 allocs 6995388 8647341
Normal allocs 7613540 7922572
Movable allocs 0 0
Direct pages scanned 8981 0
Kswapd pages scanned 2318877 2277516
Kswapd pages reclaimed 2311111 2271958
Direct pages reclaimed 8977 0
Kswapd efficiency 99% 99%
Kswapd velocity 1408.881 1403.474
Direct efficiency 99% 100%
Direct velocity 5.457 0.000
Percentage direct scans 0% 0%
Zone normal velocity 1414.337 1403.474
Zone dma32 velocity 0.000 0.000
Zone dma velocity 0.000 0.000
Page writes by reclaim 5.000 0.000
Page writes file 0 0
Page writes anon 5 0
Page reclaim immediate 627 1042
Sector Reads 2326424 2317236
Sector Writes 106580456 106177528
Page rescued immediate 0 0
Slabs scanned 7810 2049
Direct inode steals 0 0
Kswapd inode steals 0 0
Kswapd skipped wait 0 0
THP fault alloc 41 1
THP collapse alloc 21 0
THP splits 0 0
THP fault fallback 9 0
THP collapse fail 0 0
Compaction stalls 11 0
Compaction success 9 0
Compaction failures 2 0
Page migrate success 5434 455
Page migrate failure 16 23
Compaction pages isolated 9652 0
Compaction migrate scanned 4913 0
Compaction free scanned 814083 0
Compaction cost 5 0
NUMA alloc hit 10983613 12605543
NUMA alloc miss 3592050 3936137
NUMA interleave hit 0 0
NUMA alloc local 10980488 12605543
NUMA base PTE updates 623585 605356
NUMA huge PMD updates 0 0
NUMA page range updates 623585 605356
NUMA hint faults 21766 5314
NUMA hint local faults 20188 4521
NUMA hint local percent 92 85
NUMA pages migrated 759 455
AutoNUMA cost 113% 30%
v4.9-rc1 v4.9-rc1
paravirtspinlock
Mean sdc-avgqusz 55.79 53.01
Mean sdc-avgrqsz 790.39 832.84
Mean sdc-await 320.48 322.33
Mean sdc-r_await 30.36 27.40
Mean sdc-w_await 335.08 334.23
Mean sdc-svctm 3.60 3.71
Mean sdc-rrqm 0.52 0.17
Mean sdc-wrqm 70.31 67.65
Max sdc-avgqusz 166.23 132.10
Max sdc-avgrqsz 2042.68 2043.01
Max sdc-await 964.96 1046.10
Max sdc-r_await 412.00 508.00
Max sdc-w_await 1281.37 1046.77
Max sdc-svctm 7.02 7.00
Max sdc-rrqm 27.60 4.20
Max sdc-wrqm 148.50 147.50
pft timings
v4.9-rc1 v4.9-rc1
paravirtspinlock
Min system-1 0.2900 ( 0.00%) 0.2700 ( 6.90%)
Min system-3 0.4300 ( 0.00%) 0.3500 ( 18.60%)
Min system-5 0.4300 ( 0.00%) 0.4400 ( -2.33%)
Min system-7 0.4700 ( 0.00%) 0.4700 ( 0.00%)
Min system-12 0.6300 ( 0.00%) 0.6100 ( 3.17%)
Min system-16 0.7800 ( 0.00%) 0.7600 ( 2.56%)
Min elapsed-1 0.3400 ( 0.00%) 0.3400 ( 0.00%)
Min elapsed-3 0.1800 ( 0.00%) 0.1800 ( 0.00%)
Min elapsed-5 0.1100 ( 0.00%) 0.1100 ( 0.00%)
Min elapsed-7 0.0800 ( 0.00%) 0.0900 (-12.50%)
Min elapsed-12 0.0700 ( 0.00%) 0.0700 ( 0.00%)
Min elapsed-16 0.0600 ( 0.00%) 0.0600 ( 0.00%)
Amean system-1 0.4165 ( 0.00%) 0.4140 ( 0.60%)
Amean system-3 0.4694 ( 0.00%) 0.4705 ( -0.24%)
Amean system-5 0.4819 ( 0.00%) 0.4804 ( 0.31%)
Amean system-7 0.5104 ( 0.00%) 0.5105 ( -0.02%)
Amean system-12 0.6958 ( 0.00%) 0.6827 ( 1.87%)
Amean system-16 0.8494 ( 0.00%) 0.8334 ( 1.88%)
Amean elapsed-1 0.4755 ( 0.00%) 0.4689 ( 1.39%)
Amean elapsed-3 0.1814 ( 0.00%) 0.1827 ( -0.76%)
Amean elapsed-5 0.1128 ( 0.00%) 0.1123 ( 0.44%)
Amean elapsed-7 0.0899 ( 0.00%) 0.0900 ( -0.14%)
Amean elapsed-12 0.0706 ( 0.00%) 0.0700 ( 0.88%)
Amean elapsed-16 0.0625 ( 0.00%) 0.0624 ( 0.20%)
Stddev system-1 0.0631 ( 0.00%) 0.0654 ( -3.59%)
Stddev system-3 0.0156 ( 0.00%) 0.0198 (-26.96%)
Stddev system-5 0.0157 ( 0.00%) 0.0147 ( 6.60%)
Stddev system-7 0.0165 ( 0.00%) 0.0174 ( -5.10%)
Stddev system-12 0.0223 ( 0.00%) 0.0262 (-17.62%)
Stddev system-16 0.0235 ( 0.00%) 0.0307 (-30.62%)
Stddev elapsed-1 0.0718 ( 0.00%) 0.0762 ( -6.13%)
Stddev elapsed-3 0.0034 ( 0.00%) 0.0045 (-29.66%)
Stddev elapsed-5 0.0045 ( 0.00%) 0.0042 ( 6.48%)
Stddev elapsed-7 0.0011 ( 0.00%) 0.0000 (100.00%)
Stddev elapsed-12 0.0024 ( 0.00%) 0.0000 (100.00%)
Stddev elapsed-16 0.0070 ( 0.00%) 0.0058 ( 17.59%)
CoeffVar system-1 15.1617 ( 0.00%) 15.8005 ( -4.21%)
CoeffVar system-3 3.3236 ( 0.00%) 4.2094 (-26.65%)
CoeffVar system-5 3.2663 ( 0.00%) 3.0602 ( 6.31%)
CoeffVar system-7 3.2410 ( 0.00%) 3.4056 ( -5.08%)
CoeffVar system-12 3.2040 ( 0.00%) 3.8402 (-19.86%)
CoeffVar system-16 2.7633 ( 0.00%) 3.6787 (-33.13%)
CoeffVar elapsed-1 15.0919 ( 0.00%) 16.2426 ( -7.63%)
CoeffVar elapsed-3 1.8987 ( 0.00%) 2.4433 (-28.68%)
CoeffVar elapsed-5 3.9602 ( 0.00%) 3.7201 ( 6.06%)
CoeffVar elapsed-7 1.2362 ( 0.00%) 0.0000 (100.00%)
CoeffVar elapsed-12 3.4274 ( 0.00%) 0.0000 (100.00%)
CoeffVar elapsed-16 11.1714 ( 0.00%) 9.2250 ( 17.42%)
Max system-1 0.4900 ( 0.00%) 0.4900 ( 0.00%)
Max system-3 0.5000 ( 0.00%) 0.5000 ( 0.00%)
Max system-5 0.5200 ( 0.00%) 0.5100 ( 1.92%)
Max system-7 0.5400 ( 0.00%) 0.5600 ( -3.70%)
Max system-12 0.7400 ( 0.00%) 0.7500 ( -1.35%)
Max system-16 0.9000 ( 0.00%) 0.9000 ( 0.00%)
Max elapsed-1 0.5300 ( 0.00%) 0.5300 ( 0.00%)
Max elapsed-3 0.1900 ( 0.00%) 0.1900 ( 0.00%)
Max elapsed-5 0.1200 ( 0.00%) 0.1200 ( 0.00%)
Max elapsed-7 0.0900 ( 0.00%) 0.0900 ( 0.00%)
Max elapsed-12 0.0800 ( 0.00%) 0.0700 ( 12.50%)
Max elapsed-16 0.0900 ( 0.00%) 0.0900 ( 0.00%)
pft faults
v4.9-rc1 v4.9-rc1
paravirtspinlock
Min faults/cpu-1 549845.2710 ( 0.00%) 551172.1510 ( 0.24%)
Min faults/cpu-3 529271.0530 ( 0.00%) 525876.3970 ( -0.64%)
Min faults/cpu-5 516650.1780 ( 0.00%) 513024.5560 ( -0.70%)
Min faults/cpu-7 492347.7230 ( 0.00%) 489600.4680 ( -0.56%)
Min faults/cpu-12 365567.4400 ( 0.00%) 367568.5770 ( 0.55%)
Min faults/cpu-16 301852.7070 ( 0.00%) 304820.0840 ( 0.98%)
Min faults/sec-1 546923.6600 ( 0.00%) 549209.5160 ( 0.42%)
Min faults/sec-3 1504548.7620 ( 0.00%) 1514901.8320 ( 0.69%)
Min faults/sec-5 2354836.7590 ( 0.00%) 2385260.5180 ( 1.29%)
Min faults/sec-7 3219353.0810 ( 0.00%) 3098561.1170 ( -3.75%)
Min faults/sec-12 3850361.7370 ( 0.00%) 3907771.1410 ( 1.49%)
Min faults/sec-16 3226493.8140 ( 0.00%) 3404530.5020 ( 5.52%)
Hmean faults/cpu-1 615716.7449 ( 0.00%) 623731.2436 ( 1.30%)
Hmean faults/cpu-3 544310.1819 ( 0.00%) 544128.5767 ( -0.03%)
Hmean faults/cpu-5 528463.7772 ( 0.00%) 527834.9858 ( -0.12%)
Hmean faults/cpu-7 504324.2089 ( 0.00%) 503206.0072 ( -0.22%)
Hmean faults/cpu-12 373932.4745 ( 0.00%) 380814.9916 ( 1.84%)
Hmean faults/cpu-16 308880.2925 ( 0.00%) 313867.7188 ( 1.61%)
Hmean faults/sec-1 613063.2206 ( 0.00%) 621306.5304 ( 1.34%)
Hmean faults/sec-3 1597103.8492 ( 0.00%) 1587203.5119 ( -0.62%)
Hmean faults/sec-5 2553094.5774 ( 0.00%) 2556044.7189 ( 0.12%)
Hmean faults/sec-7 3377157.3358 ( 0.00%) 3373101.4128 ( -0.12%)
Hmean faults/sec-12 3951947.3380 ( 0.00%) 4089891.5068 ( 3.49%)
Hmean faults/sec-16 4622280.5708 ( 0.00%) 4641871.7080 ( 0.42%)
Stddev faults/cpu-1 120881.7919 ( 0.00%) 127739.9573 ( -5.67%)
Stddev faults/cpu-3 5274.4145 ( 0.00%) 20256.0871 (-284.04%)
Stddev faults/cpu-5 4110.5613 ( 0.00%) 4697.4289 (-14.28%)
Stddev faults/cpu-7 4515.4712 ( 0.00%) 5724.3835 (-26.77%)
Stddev faults/cpu-12 2831.3983 ( 0.00%) 5147.5946 (-81.80%)
Stddev faults/cpu-16 5636.1867 ( 0.00%) 6216.3409 (-10.29%)
Stddev faults/sec-1 119760.3526 ( 0.00%) 126674.5736 ( -5.77%)
Stddev faults/sec-3 25534.6638 ( 0.00%) 30328.0388 (-18.77%)
Stddev faults/sec-5 45833.4561 ( 0.00%) 43003.5400 ( 6.17%)
Stddev faults/sec-7 40818.3821 ( 0.00%) 44355.0107 ( -8.66%)
Stddev faults/sec-12 34554.2202 ( 0.00%) 50051.2973 (-44.85%)
Stddev faults/sec-16 368110.8666 ( 0.00%) 354153.7145 ( 3.79%)
CoeffVar faults/cpu-1 19.0596 ( 0.00%) 19.8136 ( -3.96%)
CoeffVar faults/cpu-3 0.9689 ( 0.00%) 3.7185 (-283.78%)
CoeffVar faults/cpu-5 0.7778 ( 0.00%) 0.8899 (-14.41%)
CoeffVar faults/cpu-7 0.8953 ( 0.00%) 1.1374 (-27.05%)
CoeffVar faults/cpu-12 0.7572 ( 0.00%) 1.3515 (-78.50%)
CoeffVar faults/cpu-16 1.8241 ( 0.00%) 1.9798 ( -8.53%)
CoeffVar faults/sec-1 18.9694 ( 0.00%) 19.7301 ( -4.01%)
CoeffVar faults/sec-3 1.5984 ( 0.00%) 1.9101 (-19.50%)
CoeffVar faults/sec-5 1.7946 ( 0.00%) 1.6819 ( 6.28%)
CoeffVar faults/sec-7 1.2085 ( 0.00%) 1.3147 ( -8.79%)
CoeffVar faults/sec-12 0.8743 ( 0.00%) 1.2236 (-39.95%)
CoeffVar faults/sec-16 7.9006 ( 0.00%) 7.5773 ( 4.09%)
Max faults/cpu-1 874435.4650 ( 0.00%) 873395.3370 ( -0.12%)
Max faults/cpu-3 562460.1890 ( 0.00%) 704636.3000 ( 25.28%)
Max faults/cpu-5 535729.7160 ( 0.00%) 537185.4360 ( 0.27%)
Max faults/cpu-7 513997.5410 ( 0.00%) 514814.8210 ( 0.16%)
Max faults/cpu-12 381499.2580 ( 0.00%) 391782.2110 ( 2.70%)
Max faults/cpu-16 330356.3530 ( 0.00%) 332209.6580 ( 0.56%)
Max faults/sec-1 868722.9510 ( 0.00%) 866267.3340 ( -0.28%)
Max faults/sec-3 1656213.5270 ( 0.00%) 1651009.5850 ( -0.31%)
Max faults/sec-5 2612550.5660 ( 0.00%) 2606607.6590 ( -0.23%)
Max faults/sec-7 3428924.4860 ( 0.00%) 3423069.4180 ( -0.17%)
Max faults/sec-12 4010598.1990 ( 0.00%) 4162387.3270 ( 3.78%)
Max faults/sec-16 4824428.0080 ( 0.00%) 4900521.7200 ( 1.58%)
v4.9-rc1 v4.9-rc1
paravirtspinlock
User 41.56 39.06
System 337.24 334.47
Elapsed 110.30 97.95
v4.9-rc1 v4.9-rc1
paravirtspinlock
Minor Faults 140461779 140554607
Major Faults 128 9
Swap Ins 42 10
Swap Outs 0 0
Allocation stalls 0 0
DMA allocs 0 0
DMA32 allocs 71309250 72403542
Normal allocs 69418159 68330986
Movable allocs 0 0
Direct pages scanned 0 0
Kswapd pages scanned 0 0
Kswapd pages reclaimed 0 0
Direct pages reclaimed 0 0
Kswapd efficiency 100% 100%
Kswapd velocity 0.000 0.000
Direct efficiency 100% 100%
Direct velocity 0.000 0.000
Percentage direct scans 0% 0%
Zone normal velocity 0.000 0.000
Zone dma32 velocity 0.000 0.000
Zone dma velocity 0.000 0.000
Page writes by reclaim 0.000 0.000
Page writes file 0 0
Page writes anon 0 0
Page reclaim immediate 0 0
Sector Reads 180568 364
Sector Writes 93528 11532
Page rescued immediate 0 0
Slabs scanned 0 0
Direct inode steals 0 0
Kswapd inode steals 0 0
Kswapd skipped wait 0 0
THP fault alloc 0 0
THP collapse alloc 0 0
THP splits 0 0
THP fault fallback 16 0
THP collapse fail 0 0
Compaction stalls 0 0
Compaction success 0 0
Compaction failures 0 0
Page migrate success 2 918
Page migrate failure 0 0
Compaction pages isolated 0 0
Compaction migrate scanned 0 0
Compaction free scanned 0 0
Compaction cost 0 0
NUMA alloc hit 140726653 140733109
NUMA alloc miss 0 0
NUMA interleave hit 0 0
NUMA alloc local 140718461 140733109
NUMA base PTE updates 1944 2200
NUMA huge PMD updates 0 0
NUMA page range updates 1944 2200
NUMA hint faults 956 1150
NUMA hint local faults 954 218
NUMA hint local percent 99 18
NUMA pages migrated 2 918
AutoNUMA cost 4% 5%
v4.9-rc1 v4.9-rc1
paravirtspinlock
Mean sdc-avgqusz 0.57 0.01
Mean sdc-avgrqsz 198.37 124.51
Mean sdc-await 15.45 11.51
Mean sdc-r_await 5.59 1.47
Mean sdc-w_await 32.67 12.11
Mean sdc-svctm 4.23 6.04
Mean sdc-rrqm 0.27 0.04
Mean sdc-wrqm 2.86 1.51
Max sdc-avgqusz 4.97 0.03
Max sdc-avgrqsz 725.33 359.64
Max sdc-await 51.91 19.33
Max sdc-r_await 14.00 8.00
Max sdc-w_await 170.54 19.33
Max sdc-svctm 8.00 8.67
Max sdc-rrqm 1.40 0.30
Max sdc-wrqm 17.00 3.30