LinuxCNC pc tests, version 20200930, started 13.03.2021 12:01:32 ******************************************************************************** General info: PEGATRON CORPORATION, BQ466AAR-ABA s5510f Bios version 5.58, dated 03/16/2010 Chipset: Harddisk is non-rotational, ie. SSD The amount of swap currently used is 0 ================================================================================ CPU related data: model name : AMD Athlon(tm) II X2 240 Processor cpu cores : 2 stepping : 2 cache size : 1024 KB ================================================================================ RAM related data: Maximum Memory Module Size: 2048 MB Maximum Total Memory Size: 4096 MB Maximum Capacity: 4 GB Maximum Memory Module Size: 2048 MB Maximum Total Memory Size: 4096 MB Installed Size: 2048 MB (Double-bank Connection) Enabled Size: 2048 MB (Double-bank Connection) Installed Size: 2048 MB (Double-bank Connection) Enabled Size: 2048 MB (Double-bank Connection) Size: 2048 MB Size: 2048 MB ================================================================================ GPU related data: product: Caicos [Radeon HD 6450/7450/8450 / R5 230 OEM] configuration: driver=radeon latency=0 ================================================================================ Parallel port related data: number of parallel ports is 0 ================================================================================ Os and desktop related data: PRETTY_NAME="Linux Mint 19.3" 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 isolcpus=1 splash" Cpu idle driver: none ================================================================================ Kernel modules data: Check if pcspkr is loaded: No, which is good! Check if snd modules are loaded: No, which is good! ================================================================================ Keyboard & Mouse related data: Number of mice: 1 Mouse 0 : Logitech M215 2nd Gen Mice attached to USB: Keyboards attached to USB: ================================================================================ LinuxCNC related data: LinuxCNC version is: 2.8.1.70.gb8ce6c823 ================================================================================ Preparing for latency test: Started glxgears No. 1, 2, 3, 4, 5 .......... Started firefox with 'https://vimeo.com/150574260', WID 65011715 ================================================================================ Command for latency test is: su john -c "latency-histogram --nobase --sbinsize 1000 --nox 2>&1 | tee -a 1615654882.lat &" Latency testing loop started Sat Mar 13 12:01:50 EST 2021, should end after Sat Mar 13 12:11:50 EST 2021 ================================================================================ Swap useage: prerun: 0, running: 0 ================================================================================ CPU core temperatures: