Linux 5.13 randomize kstack offset AMD Ryzen 5 5500U testing with a LENOVO LNVNB161216 (GLCN22WW BIOS) and AMD Lucienne 2GB on Ubuntu 21.04 via the Phoronix Test Suite. off: Processor: AMD Ryzen 5 5500U @ 2.10GHz (6 Cores / 12 Threads), Motherboard: LENOVO LNVNB161216 (GLCN22WW BIOS), Chipset: AMD Renoir Root Complex, Memory: 6GB, Disk: 256GB SAMSUNG MZALQ256HBJD-00BL2, Graphics: AMD Lucienne 2GB (1800/400MHz), Audio: AMD Device 1637, Network: Qualcomm Atheros QCA6174 802.11ac OS: Ubuntu 21.04, Kernel: 5.13.0-051300rc7daily20210625-generic (x86_64) 20210624, Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.11 + Wayland, OpenGL: 4.6 Mesa 21.0.1 (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: GCC 10.3.0, File-System: ext4, Screen Resolution: 1920x1080 on: Processor: AMD Ryzen 5 5500U @ 2.10GHz (6 Cores / 12 Threads), Motherboard: LENOVO LNVNB161216 (GLCN22WW BIOS), Chipset: AMD Renoir Root Complex, Memory: 6GB, Disk: 256GB SAMSUNG MZALQ256HBJD-00BL2, Graphics: AMD Lucienne 2GB (1800/400MHz), Audio: AMD Device 1637, Network: Qualcomm Atheros QCA6174 802.11ac OS: Ubuntu 21.04, Kernel: 5.13.0-051300rc7daily20210625-generic (x86_64) 20210624, Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.11 + Wayland, OpenGL: 4.6 Mesa 21.0.1 (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: GCC 10.3.0, File-System: ext4, Screen Resolution: 1920x1080 randomize_kstack_offset=1: Processor: AMD Ryzen 5 5500U @ 2.10GHz (6 Cores / 12 Threads), Motherboard: LENOVO LNVNB161216 (GLCN22WW BIOS), Chipset: AMD Renoir Root Complex, Memory: 6GB, Disk: 256GB SAMSUNG MZALQ256HBJD-00BL2, Graphics: AMD Lucienne 2GB (1800/400MHz), Audio: AMD Device 1637, Network: Qualcomm Atheros QCA6174 802.11ac OS: Ubuntu 21.04, Kernel: 5.13.0-051300rc7daily20210625-generic (x86_64) 20210624, Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.11 + Wayland, OpenGL: 4.6 Mesa 21.0.1 (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: GCC 10.3.0, File-System: ext4, Screen Resolution: 1920x1080 randomize_kstack_offset=0: Processor: AMD Ryzen 5 5500U @ 2.10GHz (6 Cores / 12 Threads), Motherboard: LENOVO LNVNB161216 (GLCN22WW BIOS), Chipset: AMD Renoir Root Complex, Memory: 6GB, Disk: 256GB SAMSUNG MZALQ256HBJD-00BL2, Graphics: AMD Lucienne 2GB (1800/400MHz), Audio: AMD Device 1637, Network: Qualcomm Atheros QCA6174 802.11ac OS: Ubuntu 21.04, Kernel: 5.13.0-051300rc7daily20210625-generic (x86_64) 20210624, Desktop: GNOME Shell 3.38.4, Display Server: X Server 1.20.11 + Wayland, OpenGL: 4.6 Mesa 21.0.1 (LLVM 11.0.1), Vulkan: 1.2.145, Compiler: GCC 10.3.0, File-System: ext4, Screen Resolution: 1920x1080 SQLite 3.30.1 Threads / Copies: 1 Seconds < Lower Is Better off ....................... 19.79 |=========================================== on ........................ 19.30 |========================================== randomize_kstack_offset=1 . 19.61 |=========================================== randomize_kstack_offset=0 . 20.04 |============================================ Flexible IO Tester 3.25 Type: Sequential Read - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better off ....................... 1509 |============================================= on ........................ 1505 |============================================= randomize_kstack_offset=1 . 1511 |============================================= randomize_kstack_offset=0 . 1509 |============================================= Flexible IO Tester 3.25 Type: Sequential Read - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better off ....................... 386333 |=========================================== on ........................ 385333 |=========================================== randomize_kstack_offset=1 . 387000 |=========================================== randomize_kstack_offset=0 . 386333 |=========================================== Flexible IO Tester 3.25 Type: Sequential Write - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better off ....................... 802 |============================================= on ........................ 810 |============================================= randomize_kstack_offset=1 . 827 |============================================== randomize_kstack_offset=0 . 806 |============================================= Flexible IO Tester 3.25 Type: Sequential Write - Engine: IO_uring - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory IOPS > Higher Is Better off ....................... 205000 |========================================== on ........................ 207333 |========================================== randomize_kstack_offset=1 . 211667 |=========================================== randomize_kstack_offset=0 . 206000 |========================================== Tesseract 2014-05-12 Resolution: 1920 x 1080 Frames Per Second > Higher Is Better off ....................... 133.83 |========================================== on ........................ 134.80 |=========================================== randomize_kstack_offset=1 . 132.98 |========================================== randomize_kstack_offset=0 . 135.69 |=========================================== Unvanquished 0.52.1 Resolution: 1920 x 1080 - Effects Quality: High Frames Per Second > Higher Is Better off ....................... 179.1 |============================================ on ........................ 180.1 |============================================ randomize_kstack_offset=1 . 180.0 |============================================ randomize_kstack_offset=0 . 179.6 |============================================ Unvanquished 0.52.1 Resolution: 1920 x 1080 - Effects Quality: Ultra Frames Per Second > Higher Is Better off ....................... 144.5 |=========================================== on ........................ 147.5 |============================================ randomize_kstack_offset=1 . 147.0 |============================================ randomize_kstack_offset=0 . 143.7 |=========================================== Unvanquished 0.52.1 Resolution: 1920 x 1080 - Effects Quality: Medium Frames Per Second > Higher Is Better off ....................... 185.9 |=========================================== on ........................ 192.2 |============================================ randomize_kstack_offset=1 . 189.1 |=========================================== randomize_kstack_offset=0 . 187.6 |=========================================== Xonotic 0.8.2 Resolution: 1920 x 1080 - Effects Quality: Ultra Frames Per Second > Higher Is Better off ....................... 174.54 |=========================================== on ........................ 173.64 |=========================================== randomize_kstack_offset=1 . 173.01 |=========================================== randomize_kstack_offset=0 . 173.63 |=========================================== Xonotic 0.8.2 Resolution: 1920 x 1080 - Effects Quality: Ultimate Frames Per Second > Higher Is Better off ....................... 140.68 |=========================================== on ........................ 140.23 |=========================================== randomize_kstack_offset=1 . 139.35 |=========================================== randomize_kstack_offset=0 . 138.91 |========================================== ParaView 5.9 Test: Wavelet Volume - Resolution: 1920 x 1080 Frames / Sec > Higher Is Better off ....................... 69.82 |=========================================== on ........................ 67.61 |========================================== randomize_kstack_offset=1 . 69.63 |=========================================== randomize_kstack_offset=0 . 70.79 |============================================ ParaView 5.9 Test: Wavelet Volume - Resolution: 1920 x 1080 MiVoxels / Sec > Higher Is Better off ....................... 1117.18 |========================================= on ........................ 1081.80 |======================================== randomize_kstack_offset=1 . 1114.14 |========================================= randomize_kstack_offset=0 . 1132.67 |========================================== ParaView 5.9 Test: Wavelet Contour - Resolution: 1920 x 1080 Frames / Sec > Higher Is Better off ....................... 63.13 |============================================ on ........................ 63.85 |============================================ randomize_kstack_offset=1 . 63.55 |============================================ randomize_kstack_offset=0 . 63.59 |============================================ ParaView 5.9 Test: Wavelet Contour - Resolution: 1920 x 1080 MiPolys / Sec > Higher Is Better off ....................... 657.87 |=========================================== on ........................ 665.38 |=========================================== randomize_kstack_offset=1 . 662.22 |=========================================== randomize_kstack_offset=0 . 662.67 |=========================================== Zstd Compression 1.5.0 Compression Level: 19 - Compression Speed MB/s > Higher Is Better off ....................... 18.1 |============================================= on ........................ 18.1 |============================================= randomize_kstack_offset=1 . 18.1 |============================================= randomize_kstack_offset=0 . 17.9 |============================================= Zstd Compression 1.5.0 Compression Level: 19 - Decompression Speed MB/s > Higher Is Better off ....................... 2445.9 |=========================================== on ........................ 2438.0 |=========================================== randomize_kstack_offset=1 . 2436.0 |=========================================== randomize_kstack_offset=0 . 2446.6 |=========================================== Zstd Compression 1.5.0 Compression Level: 8, Long Mode - Compression Speed MB/s > Higher Is Better off ....................... 100.7 |============================================ on ........................ 101.0 |============================================ randomize_kstack_offset=1 . 101.1 |============================================ randomize_kstack_offset=0 . 100.9 |============================================ Zstd Compression 1.5.0 Compression Level: 8, Long Mode - Decompression Speed MB/s > Higher Is Better off ....................... 3239.1 |=========================================== on ........................ 3248.4 |=========================================== randomize_kstack_offset=1 . 3236.5 |=========================================== randomize_kstack_offset=0 . 3242.0 |=========================================== Zstd Compression 1.5.0 Compression Level: 19, Long Mode - Compression Speed MB/s > Higher Is Better off ....................... 15.6 |============================================= on ........................ 15.4 |============================================ randomize_kstack_offset=1 . 15.5 |============================================= randomize_kstack_offset=0 . 15.5 |============================================= Zstd Compression 1.5.0 Compression Level: 19, Long Mode - Decompression Speed MB/s > Higher Is Better off ....................... 2556.5 |=========================================== on ........................ 2572.8 |=========================================== randomize_kstack_offset=1 . 2575.7 |=========================================== randomize_kstack_offset=0 . 2571.6 |=========================================== srsRAN 21.04 Test: OFDM_Test Samples / Second > Higher Is Better off ....................... 119333333 |======================================== on ........................ 119700000 |======================================== randomize_kstack_offset=1 . 118000000 |======================================= randomize_kstack_offset=0 . 117933333 |======================================= srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB MIMO 64-QAM eNb Mb/s > Higher Is Better off ....................... 275.8 |============================================ on ........................ 278.9 |============================================ randomize_kstack_offset=1 . 275.9 |============================================ randomize_kstack_offset=0 . 278.0 |============================================ srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB MIMO 64-QAM UE Mb/s > Higher Is Better off ....................... 108.4 |============================================ on ........................ 109.0 |============================================ randomize_kstack_offset=1 . 107.6 |=========================================== randomize_kstack_offset=0 . 108.0 |============================================ srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB SISO 64-QAM eNb Mb/s > Higher Is Better off ....................... 334.8 |============================================ on ........................ 330.2 |=========================================== randomize_kstack_offset=1 . 330.2 |=========================================== randomize_kstack_offset=0 . 332.2 |============================================ srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB SISO 64-QAM UE Mb/s > Higher Is Better off ....................... 209.6 |============================================ on ........................ 207.6 |============================================ randomize_kstack_offset=1 . 202.6 |=========================================== randomize_kstack_offset=0 . 202.8 |=========================================== srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB MIMO 256-QAM eNb Mb/s > Higher Is Better off ....................... 308.2 |============================================ on ........................ 304.3 |=========================================== randomize_kstack_offset=1 . 305.9 |=========================================== randomize_kstack_offset=0 . 310.6 |============================================ srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB MIMO 256-QAM UE Mb/s > Higher Is Better off ....................... 116.1 |============================================ on ........................ 117.3 |============================================ randomize_kstack_offset=1 . 117.0 |============================================ randomize_kstack_offset=0 . 116.3 |============================================ srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB SISO 256-QAM eNb Mb/s > Higher Is Better off ....................... 355.1 |============================================ on ........................ 358.4 |============================================ randomize_kstack_offset=1 . 357.5 |============================================ randomize_kstack_offset=0 . 352.7 |=========================================== srsRAN 21.04 Test: 4G PHY_DL_Test 100 PRB SISO 256-QAM UE Mb/s > Higher Is Better off ....................... 246.9 |============================================ on ........................ 244.1 |============================================ randomize_kstack_offset=1 . 246.7 |============================================ randomize_kstack_offset=0 . 241.5 |=========================================== srsRAN 21.04 Test: 5G PHY_DL_NR Test 52 PRB SISO 64-QAM eNb Mb/s > Higher Is Better off ....................... 90.6 |============================================= on ........................ 90.0 |============================================= randomize_kstack_offset=1 . 90.9 |============================================= randomize_kstack_offset=0 . 90.7 |============================================= srsRAN 21.04 Test: 5G PHY_DL_NR Test 52 PRB SISO 64-QAM UE Mb/s > Higher Is Better off ....................... 46.1 |============================================= on ........................ 45.3 |============================================ randomize_kstack_offset=1 . 45.9 |============================================= randomize_kstack_offset=0 . 46.1 |============================================= srsRAN 21.04 Test: 5G PHY_DL_NR Test 270 PRB SISO 256-QAM eNb Mb/s > Higher Is Better off ....................... 103.1 |============================================ on ........................ 102.4 |============================================ randomize_kstack_offset=1 . 102.7 |============================================ randomize_kstack_offset=0 . 102.6 |============================================ srsRAN 21.04 Test: 5G PHY_DL_NR Test 270 PRB SISO 256-QAM UE Mb/s > Higher Is Better off ....................... 64.0 |============================================= on ........................ 64.0 |============================================= randomize_kstack_offset=1 . 64.1 |============================================= randomize_kstack_offset=0 . 63.9 |============================================= PJSIP 2.11 Method: INVITE Responses Per Second > Higher Is Better off ....................... 3177 |============================================= on ........................ 3179 |============================================= randomize_kstack_offset=1 . 3175 |============================================= randomize_kstack_offset=0 . 3176 |============================================= PJSIP 2.11 Method: OPTIONS, Stateful Responses Per Second > Higher Is Better off ....................... 4837 |============================================= on ........................ 4877 |============================================= randomize_kstack_offset=1 . 4824 |============================================= randomize_kstack_offset=0 . 4867 |============================================= PJSIP 2.11 Method: OPTIONS, Stateless Responses Per Second > Higher Is Better off ....................... 57414 |=========================================== on ........................ 57081 |=========================================== randomize_kstack_offset=1 . 57713 |============================================ randomize_kstack_offset=0 . 58079 |============================================ Timed GDB GNU Debugger Compilation 10.2 Time To Compile Seconds < Lower Is Better off ....................... 97.19 |============================================ on ........................ 97.31 |============================================ randomize_kstack_offset=1 . 97.35 |============================================ randomize_kstack_offset=0 . 97.28 |============================================ Timed Godot Game Engine Compilation 3.2.3 Time To Compile Seconds < Lower Is Better off ....................... 237.45 |=========================================== on ........................ 236.81 |=========================================== randomize_kstack_offset=1 . 237.47 |=========================================== randomize_kstack_offset=0 . 236.78 |=========================================== Timed Linux Kernel Compilation 5.10.20 Time To Compile Seconds < Lower Is Better off ....................... 151.72 |=========================================== on ........................ 152.01 |=========================================== randomize_kstack_offset=1 . 151.71 |=========================================== randomize_kstack_offset=0 . 151.48 |=========================================== Timed Mesa Compilation 21.0 Time To Compile Seconds < Lower Is Better off ....................... 95.12 |============================================ on ........................ 95.22 |============================================ randomize_kstack_offset=1 . 95.35 |============================================ randomize_kstack_offset=0 . 95.24 |============================================ DeepSpeech 0.6 Acceleration: CPU Seconds < Lower Is Better off ....................... 92.84 |============================================ on ........................ 93.40 |============================================ randomize_kstack_offset=1 . 92.88 |============================================ randomize_kstack_offset=0 . 92.12 |=========================================== VOSK Speech Recognition Toolkit 0.3.21 Seconds < Lower Is Better off ....................... 21.42 |============================================ on ........................ 21.49 |============================================ randomize_kstack_offset=1 . 21.62 |============================================ randomize_kstack_offset=0 . 21.40 |============================================ Liquid-DSP 2021.01.31 Threads: 8 - Buffer Length: 256 - Filter Length: 57 samples/s > Higher Is Better off ....................... 303208889 |======================================== on ........................ 302797500 |======================================== randomize_kstack_offset=1 . 303297500 |======================================== randomize_kstack_offset=0 . 302444444 |======================================== Liquid-DSP 2021.01.31 Threads: 12 - Buffer Length: 256 - Filter Length: 57 samples/s > Higher Is Better off ....................... 318462500 |======================================== on ........................ 319820000 |======================================== randomize_kstack_offset=1 . 317093333 |======================================== randomize_kstack_offset=0 . 320280000 |======================================== Cryptsetup PBKDF2-sha512 Iterations Per Second > Higher Is Better off ....................... 1672389 |========================================== on ........................ 1670597 |========================================== randomize_kstack_offset=1 . 1626582 |========================================= randomize_kstack_offset=0 . 1667965 |========================================== Cryptsetup PBKDF2-whirlpool Iterations Per Second > Higher Is Better off ....................... 685381 |=========================================== on ........................ 684760 |=========================================== randomize_kstack_offset=1 . 679138 |=========================================== randomize_kstack_offset=0 . 679145 |=========================================== Cryptsetup AES-XTS 256b Encryption MiB/s > Higher Is Better off ....................... 2957.7 |=========================================== on ........................ 2927.7 |=========================================== randomize_kstack_offset=1 . 2923.1 |========================================== randomize_kstack_offset=0 . 2914.3 |========================================== Cryptsetup AES-XTS 256b Decryption MiB/s > Higher Is Better off ....................... 2910.8 |=========================================== on ........................ 2917.9 |=========================================== randomize_kstack_offset=1 . 2918.7 |=========================================== randomize_kstack_offset=0 . 2904.4 |=========================================== Cryptsetup Serpent-XTS 256b Encryption MiB/s > Higher Is Better off ....................... 614.4 |============================================ on ........................ 612.6 |============================================ randomize_kstack_offset=1 . 614.3 |============================================ randomize_kstack_offset=0 . 613.1 |============================================ Cryptsetup Serpent-XTS 256b Decryption MiB/s > Higher Is Better off ....................... 606.9 |============================================ on ........................ 605.1 |============================================ randomize_kstack_offset=1 . 606.9 |============================================ randomize_kstack_offset=0 . 606.1 |============================================ Cryptsetup Twofish-XTS 256b Encryption MiB/s > Higher Is Better off ....................... 377.2 |============================================ on ........................ 375.4 |============================================ randomize_kstack_offset=1 . 377.0 |============================================ randomize_kstack_offset=0 . 376.0 |============================================ Cryptsetup Twofish-XTS 256b Decryption MiB/s > Higher Is Better off ....................... 377.4 |============================================ on ........................ 375.9 |============================================ randomize_kstack_offset=1 . 377.5 |============================================ randomize_kstack_offset=0 . 377.2 |============================================ Cryptsetup AES-XTS 512b Encryption MiB/s > Higher Is Better off ....................... 2510.4 |=========================================== on ........................ 2486.1 |=========================================== randomize_kstack_offset=1 . 2494.8 |=========================================== randomize_kstack_offset=0 . 2479.6 |========================================== Cryptsetup AES-XTS 512b Decryption MiB/s > Higher Is Better off ....................... 2510.0 |=========================================== on ........................ 2485.3 |=========================================== randomize_kstack_offset=1 . 2496.6 |=========================================== randomize_kstack_offset=0 . 2477.6 |========================================== Cryptsetup Serpent-XTS 512b Encryption MiB/s > Higher Is Better off ....................... 616.9 |============================================ on ........................ 615.3 |============================================ randomize_kstack_offset=1 . 615.7 |============================================ randomize_kstack_offset=0 . 615.9 |============================================ Cryptsetup Serpent-XTS 512b Decryption MiB/s > Higher Is Better off ....................... 606.5 |============================================ on ........................ 605.8 |============================================ randomize_kstack_offset=1 . 606.2 |============================================ randomize_kstack_offset=0 . 606.7 |============================================ Cryptsetup Twofish-XTS 512b Encryption MiB/s > Higher Is Better off ....................... 378.1 |============================================ on ........................ 377.1 |============================================ randomize_kstack_offset=1 . 378.4 |============================================ randomize_kstack_offset=0 . 378.5 |============================================ Cryptsetup Twofish-XTS 512b Decryption MiB/s > Higher Is Better off ....................... 377.8 |============================================ on ........................ 376.1 |============================================ randomize_kstack_offset=1 . 377.4 |============================================ randomize_kstack_offset=0 . 377.2 |============================================ libjpeg-turbo tjbench 2.1.0 Test: Decompression Throughput Megapixels/sec > Higher Is Better off ....................... 205.69 |=========================================== on ........................ 204.26 |=========================================== randomize_kstack_offset=1 . 204.65 |=========================================== randomize_kstack_offset=0 . 204.34 |=========================================== SQLite Speedtest 3.30 Timed Time - Size 1,000 Seconds < Lower Is Better off ....................... 70.92 |============================================ on ........................ 71.45 |============================================ randomize_kstack_offset=1 . 70.43 |=========================================== randomize_kstack_offset=0 . 70.46 |=========================================== Darktable 3.4.1 Test: Boat - Acceleration: CPU-only Seconds < Lower Is Better off ....................... 11.47 |============================================ on ........................ 11.49 |============================================ randomize_kstack_offset=1 . 11.48 |============================================ randomize_kstack_offset=0 . 11.50 |============================================ Darktable 3.4.1 Test: Masskrug - Acceleration: CPU-only Seconds < Lower Is Better off ....................... 12.68 |============================================ on ........................ 12.65 |============================================ randomize_kstack_offset=1 . 12.68 |============================================ randomize_kstack_offset=0 . 12.79 |============================================ Darktable 3.4.1 Test: Server Rack - Acceleration: CPU-only Seconds < Lower Is Better off ....................... 0.262 |=========================================== on ........................ 0.263 |============================================ randomize_kstack_offset=1 . 0.266 |============================================ randomize_kstack_offset=0 . 0.260 |=========================================== Darktable 3.4.1 Test: Server Room - Acceleration: CPU-only Seconds < Lower Is Better off ....................... 11.18 |============================================ on ........................ 11.17 |============================================ randomize_kstack_offset=1 . 11.25 |============================================ randomize_kstack_offset=0 . 11.24 |============================================ GIMP 2.10.22 Test: resize Seconds < Lower Is Better off ....................... 9.354 |============================================ on ........................ 9.441 |============================================ randomize_kstack_offset=1 . 9.409 |============================================ randomize_kstack_offset=0 . 9.419 |============================================ GIMP 2.10.22 Test: rotate Seconds < Lower Is Better off ....................... 12.64 |=========================================== on ........................ 12.64 |=========================================== randomize_kstack_offset=1 . 12.62 |=========================================== randomize_kstack_offset=0 . 12.81 |============================================ GIMP 2.10.22 Test: auto-levels Seconds < Lower Is Better off ....................... 13.29 |============================================ on ........................ 13.16 |============================================ randomize_kstack_offset=1 . 13.07 |=========================================== randomize_kstack_offset=0 . 13.27 |============================================ GIMP 2.10.22 Test: unsharp-mask Seconds < Lower Is Better off ....................... 16.01 |============================================ on ........................ 16.03 |============================================ randomize_kstack_offset=1 . 16.02 |============================================ randomize_kstack_offset=0 . 15.95 |============================================ Hugin Panorama Photo Assistant + Stitching Time Seconds < Lower Is Better off ....................... 58.09 |=========================================== on ........................ 57.83 |=========================================== randomize_kstack_offset=1 . 58.81 |============================================ randomize_kstack_offset=0 . 58.57 |============================================ OCRMyPDF 10.3.1+dfsg Processing 60 Page PDF Document Seconds < Lower Is Better off ....................... 28.58 |============================================ on ........................ 28.67 |============================================ randomize_kstack_offset=1 . 28.67 |============================================ randomize_kstack_offset=0 . 28.58 |============================================ RawTherapee Total Benchmark Time Seconds < Lower Is Better off ....................... 85.44 |============================================ on ........................ 85.31 |============================================ randomize_kstack_offset=1 . 84.89 |============================================ randomize_kstack_offset=0 . 84.91 |============================================ Google Draco 1.4.1 Model: Lion ms < Lower Is Better off ....................... 6264 |============================================= on ........................ 6254 |============================================= randomize_kstack_offset=1 . 6271 |============================================= randomize_kstack_offset=0 . 6279 |============================================= Google Draco 1.4.1 Model: Church Facade ms < Lower Is Better off ....................... 9530 |============================================ on ........................ 9616 |============================================= randomize_kstack_offset=1 . 9658 |============================================= randomize_kstack_offset=0 . 9533 |============================================ Redis 6.0.9 Test: GET Requests Per Second > Higher Is Better off ....................... 2456095.70 |======================================= on ........................ 2232067.85 |=================================== randomize_kstack_offset=1 . 2183062.25 |=================================== randomize_kstack_offset=0 . 2236147.33 |==================================== Redis 6.0.9 Test: SET Requests Per Second > Higher Is Better off ....................... 1775135.34 |======================================= on ........................ 1782285.96 |======================================= randomize_kstack_offset=1 . 1779619.58 |======================================= randomize_kstack_offset=0 . 1733765.41 |====================================== Stress-NG 0.11.07 Test: MMAP Bogo Ops/s > Higher Is Better off ....................... 86.05 |=========================================== on ........................ 87.10 |============================================ randomize_kstack_offset=1 . 86.25 |============================================ randomize_kstack_offset=0 . 86.38 |============================================ Stress-NG 0.11.07 Test: NUMA Bogo Ops/s > Higher Is Better off ....................... 103.84 |=========================================== on ........................ 103.90 |=========================================== randomize_kstack_offset=1 . 104.09 |=========================================== randomize_kstack_offset=0 . 104.02 |=========================================== Stress-NG 0.11.07 Test: MEMFD Bogo Ops/s > Higher Is Better off ....................... 307.40 |=========================================== on ........................ 308.40 |=========================================== randomize_kstack_offset=1 . 310.35 |=========================================== randomize_kstack_offset=0 . 308.79 |=========================================== Stress-NG 0.11.07 Test: Malloc Bogo Ops/s > Higher Is Better off ....................... 29453450.51 |====================================== on ........................ 29634439.59 |====================================== randomize_kstack_offset=1 . 29361827.16 |====================================== randomize_kstack_offset=0 . 29417902.25 |====================================== Stress-NG 0.11.07 Test: SENDFILE Bogo Ops/s > Higher Is Better off ....................... 101921.99 |======================================== on ........................ 101895.06 |======================================== randomize_kstack_offset=1 . 101464.73 |======================================== randomize_kstack_offset=0 . 101692.17 |======================================== Stress-NG 0.11.07 Test: Semaphores Bogo Ops/s > Higher Is Better off ....................... 893917.58 |======================================== on ........................ 896631.89 |======================================== randomize_kstack_offset=1 . 897182.00 |======================================== randomize_kstack_offset=0 . 893362.74 |======================================== Stress-NG 0.11.07 Test: Matrix Math Bogo Ops/s > Higher Is Better off ....................... 22913.12 |========================================= on ........................ 23141.60 |========================================= randomize_kstack_offset=1 . 22823.46 |======================================== randomize_kstack_offset=0 . 23031.47 |========================================= Stress-NG 0.11.07 Test: Vector Math Bogo Ops/s > Higher Is Better off ....................... 47612.41 |========================================= on ........................ 47271.12 |========================================= randomize_kstack_offset=1 . 47457.43 |========================================= randomize_kstack_offset=0 . 47531.33 |========================================= Stress-NG 0.11.07 Test: Socket Activity Bogo Ops/s > Higher Is Better off ....................... 4359.81 |========================================== on ........................ 4285.11 |========================================= randomize_kstack_offset=1 . 4321.69 |========================================== randomize_kstack_offset=0 . 4335.34 |========================================== Stress-NG 0.11.07 Test: Context Switching Bogo Ops/s > Higher Is Better off ....................... 2088339.23 |====================================== on ........................ 2089521.74 |====================================== randomize_kstack_offset=1 . 2079682.36 |====================================== randomize_kstack_offset=0 . 2130725.70 |======================================= Stress-NG 0.11.07 Test: System V Message Passing Bogo Ops/s > Higher Is Better off ....................... 6661637.61 |======================================= on ........................ 6628642.73 |====================================== randomize_kstack_offset=1 . 6734552.33 |======================================= randomize_kstack_offset=0 . 6726028.72 |======================================= ctx_clock Context Switch Time Clocks < Lower Is Better off ....................... 105 |====================================== on ........................ 126 |============================================== randomize_kstack_offset=1 . 126 |============================================== randomize_kstack_offset=0 . 105 |====================================== Selenium Benchmark: ARES-6 - Browser: Firefox ms < Lower Is Better off ....................... 51.75 |============================================ on ........................ 52.21 |============================================ randomize_kstack_offset=1 . 51.96 |============================================ randomize_kstack_offset=0 . 51.92 |============================================ Selenium Benchmark: StyleBench - Browser: Firefox Runs / Minute > Higher Is Better off ....................... 73.5 |============================================= on ........................ 74.1 |============================================= randomize_kstack_offset=1 . 73.4 |============================================= randomize_kstack_offset=0 . 73.9 |============================================= Selenium Benchmark: Jetstream 2 - Browser: Firefox Score > Higher Is Better off ....................... 72.46 |============================================ on ........................ 70.61 |=========================================== randomize_kstack_offset=1 . 70.93 |=========================================== randomize_kstack_offset=0 . 70.63 |=========================================== Selenium Benchmark: Speedometer - Browser: Firefox Runs Per Minute > Higher Is Better off ....................... 76.90 |=========================================== on ........................ 77.16 |============================================ randomize_kstack_offset=1 . 77.90 |============================================ randomize_kstack_offset=0 . 76.83 |=========================================== Selenium Benchmark: ARES-6 - Browser: Google Chrome ms < Lower Is Better off ....................... 21.46 |============================================ on ........................ 21.42 |============================================ randomize_kstack_offset=1 . 21.55 |============================================ randomize_kstack_offset=0 . 21.48 |============================================ Selenium Benchmark: PSPDFKit WASM - Browser: Firefox Score < Lower Is Better off ....................... 3703 |============================================= on ........................ 3723 |============================================= randomize_kstack_offset=1 . 3713 |============================================= Selenium Benchmark: StyleBench - Browser: Google Chrome Runs / Minute > Higher Is Better off ....................... 37.20 |============================================ on ........................ 37.20 |============================================ randomize_kstack_offset=1 . 37.14 |============================================ randomize_kstack_offset=0 . 37.00 |============================================ Selenium Benchmark: Jetstream 2 - Browser: Google Chrome Score > Higher Is Better off ....................... 127.53 |=========================================== on ........................ 126.58 |========================================== randomize_kstack_offset=1 . 128.55 |=========================================== randomize_kstack_offset=0 . 127.46 |=========================================== Selenium Benchmark: Speedometer - Browser: Google Chrome Runs Per Minute > Higher Is Better off ....................... 133 |============================================== on ........................ 134 |============================================== randomize_kstack_offset=1 . 134 |============================================== randomize_kstack_offset=0 . 134 |============================================== Selenium Benchmark: PSPDFKit WASM - Browser: Google Chrome Score < Lower Is Better off ....................... 3647 |============================================= on ........................ 3620 |============================================= randomize_kstack_offset=1 . 3645 |============================================= randomize_kstack_offset=0 . 3647 |============================================= Selenium Benchmark: WASM imageConvolute - Browser: Firefox ms < Lower Is Better off ....................... 28.6 |============================================ on ........................ 28.5 |============================================ randomize_kstack_offset=1 . 29.3 |============================================= randomize_kstack_offset=0 . 28.6 |============================================ Selenium Benchmark: WASM collisionDetection - Browser: Firefox ms < Lower Is Better off ....................... 386.7 |=========================================== on ........................ 392.0 |============================================ randomize_kstack_offset=1 . 386.5 |=========================================== randomize_kstack_offset=0 . 385.6 |=========================================== Selenium Benchmark: WASM imageConvolute - Browser: Google Chrome ms < Lower Is Better off ....................... 29.96 |============================================ on ........................ 29.75 |=========================================== randomize_kstack_offset=1 . 29.40 |=========================================== randomize_kstack_offset=0 . 30.13 |============================================ Selenium Benchmark: WASM collisionDetection - Browser: Google Chrome ms < Lower Is Better off ....................... 301.15 |=========================================== on ........................ 304.69 |=========================================== randomize_kstack_offset=1 . 300.74 |========================================== randomize_kstack_offset=0 . 302.01 |===========================================