LVI Mitigations

Intel Core 2 Quad Q6600 testing with a MSI MS-7350 v100 (V1.0A BIOS) and MSI NVIDIA GeForce 8600 GT 256MB on EndeavourOS rolling via the Phoronix Test Suite.

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Identifier
Performance Per
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Date
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  Test
  Duration
No LVI Mitigation
March 11 2020
  1 Hour, 38 Minutes
LFENCE Before Indirect Branch
March 12 2020
  1 Hour, 12 Minutes
LFENCE Before RET
March 12 2020
  1 Hour, 28 Minutes
LFENCE After Load
March 12 2020
  4 Hours, 36 Minutes
LFENCE Load + Indirect Branch + Ret
March 11 2020
  4 Hours, 40 Minutes
Core2Quad-Q6600
March 13 2020
  7 Hours, 54 Minutes
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  3 Hours, 35 Minutes

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LVI Mitigations Intel Core 2 Quad Q6600 testing with a MSI MS-7350 v100 (V1.0A BIOS) and MSI NVIDIA GeForce 8600 GT 256MB on EndeavourOS rolling via the Phoronix Test Suite. ,,"No LVI Mitigation","LFENCE Before Indirect Branch","LFENCE Before RET","LFENCE After Load","LFENCE Load + Indirect Branch + Ret","Core2Quad-Q6600" Processor,,Intel Xeon E3-1275 v6 @ 4.20GHz (4 Cores / 8 Threads),Intel Xeon E3-1275 v6 @ 4.20GHz (4 Cores / 8 Threads),Intel Xeon E3-1275 v6 @ 4.20GHz (4 Cores / 8 Threads),Intel Xeon E3-1275 v6 @ 4.20GHz (4 Cores / 8 Threads),Intel Xeon E3-1275 v6 @ 4.20GHz (4 Cores / 8 Threads),Intel Core 2 Quad Q6600 @ 2.40GHz (4 Cores) Motherboard,,ASUS P10S-M WS (4401 BIOS),ASUS P10S-M WS (4401 BIOS),ASUS P10S-M WS (4401 BIOS),ASUS P10S-M WS (4401 BIOS),ASUS P10S-M WS (4401 BIOS),MSI MS-7350 v100 (V1.0A BIOS) Chipset,,Intel Xeon E3-1200 v6/7th,Intel Xeon E3-1200 v6/7th,Intel Xeon E3-1200 v6/7th,Intel Xeon E3-1200 v6/7th,Intel Xeon E3-1200 v6/7th,NVIDIA C55 Memory,,16GB,16GB,16GB,16GB,16GB,4096MB Disk,,Samsung SSD 970 EVO Plus 500GB,Samsung SSD 970 EVO Plus 500GB,Samsung SSD 970 EVO Plus 500GB,Samsung SSD 970 EVO Plus 500GB,Samsung SSD 970 EVO Plus 500GB,320GB Western Digital WD3200AVJS-6 Graphics,,Intel HD P630 (1150MHz),Intel HD P630 (1150MHz),Intel HD P630 (1150MHz),Intel HD P630 (1150MHz),Intel HD P630 (1150MHz),MSI NVIDIA GeForce 8600 GT 256MB Audio,,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150,Realtek ALC1150,Realtek ALC888 Monitor,,DELL S2409W,DELL S2409W,DELL S2409W,DELL S2409W,DELL S2409W, Network,,2 x Intel I210,2 x Intel I210,2 x Intel I210,2 x Intel I210,2 x Intel I210, OS,,Ubuntu 20.04,Ubuntu 20.04,Ubuntu 20.04,Ubuntu 20.04,Ubuntu 20.04,EndeavourOS rolling Kernel,,5.4.0-14-generic (x86_64),5.4.0-14-generic (x86_64),5.4.0-14-generic (x86_64),5.4.0-14-generic (x86_64),5.4.0-14-generic (x86_64),5.5.8-arch1-1 (x86_64) Desktop,,GNOME Shell 3.35.91,GNOME Shell 3.35.91,GNOME Shell 3.35.91,GNOME Shell 3.35.91,GNOME Shell 3.35.91,Xfce Display Server,,X Server 1.20.7,X Server 1.20.7,X Server 1.20.7,X Server 1.20.7,X Server 1.20.7,X Server 1.20.7 Display Driver,,modesetting 1.20.7,modesetting 1.20.7,modesetting 1.20.7,modesetting 1.20.7,modesetting 1.20.7,modesetting 1.20.7 Compiler,,GCC 9.2.1 20200304,GCC 9.2.1 20200304,GCC 9.2.1 20200304,GCC 9.2.1 20200304,GCC 9.2.1 20200304,GCC 9.2.1 20200130 + Clang 9.0.1 File-System,,ext4,ext4,ext4,ext4,ext4,ext4 Screen Resolution,,1920x1080,1920x1080,1920x1080,1920x1080,1920x1080, ,,"No LVI Mitigation","LFENCE Before Indirect Branch","LFENCE Before RET","LFENCE After Load","LFENCE Load + Indirect Branch + Ret","Core2Quad-Q6600" "Sysbench - Test: CPU (Events/sec)",HIB,8863.9974,8482.7413,8475.1843,9160.5752,9160.6852,2022.7818 "dav1d - Video Input: Summer Nature 1080p (FPS)",HIB,281.07,279.92,273.73,85.95,85.04,55.19 "SVT-AV1 - Encoder Mode: Enc Mode 8 - Input: 1080p (FPS)",HIB,13.841,13.580,12.156,2.169,2.133,0.18 "SVT-HEVC - 1080p 8-bit YUV To HEVC Video Encode (FPS)",HIB,24.41,23.83,21.28,3.88,3.79, "VP9 libvpx Encoding - Speed: Speed 5 (FPS)",HIB,23.86,23.70,20.32,2.63,2.59,4.62 "x264 - H.264 Video Encoding (FPS)",HIB,44.54,43.59,41.30,10.81,10.59,10.10 "ACES DGEMM - Sustained Floating-Point Rate (GFLOP/s)",HIB,1.121684,1.125063,1.134689,0.199113,0.196899,0.065478 "GraphicsMagick - Operation: Rotate (Iterations/min)",HIB,735,720,688,162,165,239 "GraphicsMagick - Operation: Resizing (Iterations/min)",HIB,437,435,435,65,65,138 "Coremark - CoreMark Size 666 - Iterations Per Second (Iterations/Sec)",HIB,155734.927124,155387.192967,150838.388176,30075.832607,29308.801462,43182.063202 "LevelDB - Benchmark: Fill Sync (MB/s)",HIB,,0.1,0.1,,,8.0 "IPC_benchmark - Type: Unnamed Pipe - Message Bytes: 2048 (Messages/sec)",HIB,1520361,1501588,1475647,1506789,1454442,528690 "IPC_benchmark - Type: FIFO Named Pipe - Message Bytes: 2048 (Messages/sec)",HIB,1482097,1442004,1458219,1482206,1281522,567755 "FFTW - Build: Float + SSE - Size: 2D FFT Size 128 (Mflops)",HIB,36207,34569,33109,3179.7,3147.0,8166.6 "Himeno Benchmark - Poisson Pressure Solver (MFLOPS)",HIB,3504.382174,3495.065655,3502.538965,182.680759,182.685208,1158.733795 "Botan - Test: KASUMI (MiB/s)",HIB,94.534,94.556,94.315,11.961,11.947,27.142 "Botan - Test: AES-256 (MiB/s)",HIB,4027.591,4012.193,3548.671,656.426,667.163,78.515 "Botan - Test: Twofish (MiB/s)",HIB,364.617,365.472,361.857,23.661,23.626,160.342 "Botan - Test: Blowfish (MiB/s)",HIB,450.387,455.182,449.685,27.041,27.036,184.671 "Botan - Test: CAST-256 (MiB/s)",HIB,143.940,143.742,143.336,13.786,13.843,68.285 "SMHasher - Hash: wyhash (MiB/sec)",HIB,15371.58,15139.16,15368.40,1459.64,1460.06, "SMHasher - Hash: fasthash32 (MiB/sec)",HIB,6302.88,6305.00,6301.25,1108.63,1108.26, "SMHasher - Hash: t1ha0_aes_avx2 (MiB/sec)",HIB,39576.77,39743.37,40155.93,2536.98,2578.17, "LAMMPS Molecular Dynamics Simulator - Model: Rhodopsin Protein (ns/day)",HIB,3.054,3.091,2.999,0.275,0.275,1.021 "Facebook RocksDB - Test: Read While Writing (Op/s)",HIB,925849,901427,899805,911671,904375,194734 "Memcached mcperf - Method: Add - Connections: 1 (Operations/sec)",HIB,74622.1,73822.3,72552.0,69923.1,69416.7,14265.5 "Memcached mcperf - Method: Get - Connections: 1 (Operations/sec)",HIB,126791.2,122542.8,125504.0,112679.3,108597.8,23106.3 "Memcached mcperf - Method: Set - Connections: 1 (Operations/sec)",HIB,74530.7,73056.1,72700.4,69868.9,68935.8,13919.7 "Memcached mcperf - Method: Add - Connections: 16 (Operations/sec)",HIB,74588.5,,72514.5,70035.3,69368.6,14078.3 "John The Ripper - Test: Blowfish (Real C/S)",HIB,7703,7704,7632,646,646,3072 "John The Ripper - Test: MD5 (Real C/S)",HIB,438359,450730,442128,92457,92352,97582 "Redis - Test: GET (Reqs/sec)",HIB,2902781.85,2807336.75,2964800.42,2290110.92,2157109.92,816590.00 "OpenSSL - RSA 4096-bit Performance (Signs/sec)",HIB,1217.6,1217.5,1214.9,138.1,138.1,198.5 "PostgreSQL pgbench - Scaling: Buffer Test - Test: Normal Load - Mode: Read Only (TPS)",HIB,109133.834947,107867.872327,101653.329148,49296.661928,45420.182422,32157.390080 "PostgreSQL pgbench - Scaling: Buffer Test - Test: Normal Load - Mode: Read Write (TPS)",HIB,6337.397726,6489.717451,6622.935028,5470.214751,5255.447869,389.682488 "SMHasher - Hash: wyhash (cycles/hash)",LIB,30.87,44.594,48.446,183.606,199.766, "SMHasher - Hash: fasthash32 (cycles/hash)",LIB,39.973,71.416,92.460,158.320,205.397, "SMHasher - Hash: t1ha0_aes_avx2 (cycles/hash)",LIB,40.406,47.809,73.134,100.142,129.632, "LevelDB - Benchmark: Hot Read (us/Op)",LIB,3.438,3.535,3.833,5.557,5.746,5.042 "LevelDB - Benchmark: Fill Sync (us/Op)",LIB,6078.953,6172.760,6140.012,6279.406,6343.590,51.557 "LevelDB - Benchmark: Random Read (us/Op)",LIB,3.469,3.458,3.800,5.561,5.794,4.969 "LevelDB - Benchmark: Seek Random (us/Op)",LIB,4.581,4.670,5.343,10.540,10.963,7.630 "Timed MrBayes Analysis - Primate Phylogeny Analysis (sec)",LIB,80.094,81.266,86.729,861.635,865.295,401.272 "Timed HMMer Search - Pfam Database Search (sec)",LIB,5.172,5.190,5.778,30.026,30.058,42.487 "C-Ray - Total Time - 4K, 16 Rays Per Pixel (sec)",LIB,160.752,160.740,161.232,1234.591,1235.082,443.613 "FLAC Audio Encoding - WAV To FLAC (sec)",LIB,8.922,8.879,9.006,97.941,97.732,44.697 "LAME MP3 Encoding - WAV To MP3 (sec)",LIB,8.641,8.700,9.381,76.727,77.149,74.758