Results of latency test, list of computers tested for use with LinuxCNC

LinuxCNC pc tests, version 20200930, started 29.11.2020 00:04:11 ******************************************************************************** General info: Gigabyte Technology Co., Ltd., X570 AORUS ELITE Bios version F11, dated 12/06/2019 Chipset: Harddisk is non-rotational, ie. SSD The amount of swap currently used is 0 ================================================================================ CPU related data: model name : AMD Ryzen 5 3500X 6-Core Processor cpu cores : 6 stepping : 0 cache size : 512 KB ================================================================================ RAM related data: Maximum Capacity: 128 GB Maximum Voltage: 1.2 V Maximum Voltage: 1.2 V Maximum Voltage: 1.2 V Maximum Voltage: 1.2 V Size: 4096 MB Non-Volatile Size: None Volatile Size: 4 GB Cache Size: None Logical Size: None Size: 4096 MB Non-Volatile Size: None Volatile Size: 4 GB Cache Size: None Logical Size: None Size: 4096 MB Non-Volatile Size: None Volatile Size: 4 GB Cache Size: None Logical Size: None Size: 4096 MB Non-Volatile Size: None Volatile Size: 4 GB Cache Size: None Logical Size: None ================================================================================ GPU related data: product: Ellesmere [Radeon RX 470/480/570/570X/580/580X/590] configuration: driver=amdgpu latency=0 ================================================================================ Parallel port related data: number of parallel ports is 0 ================================================================================ Os and desktop related data: PRETTY_NAME="Linux Mint 20" Should the info below not match with your machine, kindly post the output of pstree here, including a brief desciption of your desktop environment, window manager and display manager. Tia https://forum.linuxcnc.org/18-computer/39370-script-for-automated-testing-of-computer-latency Desktop environment : gnome Windowmanager : Metacity (Marco) Displaymanager : lightdm ================================================================================ Kernel related data: Kernel 4.9.0-13-rt-amd64 GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" Cpu idle driver: acpi_idle ================================================================================ Kernel modules data: Check if pcspkr is loaded: [0;32mNo, which is good![0m Check if snd modules are loaded: [0;31mYes, may cause bigger latency.[0m can probably be disabled in bios, alternatively, you can run "./block-snd-modules" which has just now been created for your convenience. ================================================================================ Keyboard & Mouse related data: Number of mice: 1 Mouse 0 : Razer Razer DeathAdder Mice attached to USB: Razer USA, Ltd DeathAdder Mouse Keyboards attached to USB: Dell Computer Corp. Multimedia Pro Keyboard Dell Computer Corp. Multimedia Pro Keyboard Hub ================================================================================ LinuxCNC related data: LinuxCNC version is: 2.9.0~pre0.3030.g742c3e294 ================================================================================ Preparing for latency test: Started glxgears No. 1, 2, 3, 4, 5 .......... Started firefox with 'https://vimeo.com/150574260', WID 60819820 ================================================================================ Command for latency test is: su cnc -c "latency-histogram --nobase --sbinsize 1000 --nox 2>&1 | tee -a 1606604595.lat &" Latency testing loop started Sun 29 Nov 2020 12:04:24 AM CET, should end after Sun 29 Nov 2020 12:06:24 AM CET ================================================================================ Swap useage: prerun: 0, running: 0 ================================================================================ CPU core temperatures: 124 secs servo min: -17.600 uS max: 15.900 uS sdev: 1.600 uS 125 secs servo min: -17.600 uS max: 15.900 uS sdev: 1.600 uS