Follow+Star PublicAccount to not miss exciting content Source | Embedded Miscellaneous In embedded development, logging and debugging are undoubtedly the most commonly used and practical debugging methods. However, many engineers may not fully leverage the power of logging! Today, I will share several logging techniques to help you progress from a “printf novice” to a … Read more
A 20,000-word system summary to help you achieve freedom with Linux commands. Basic Operations Shutdown and Restart Linux # Shutdown shutdown -h now # Restart shutdown -r now View System and CPU Information # View system kernel information uname -a # View system kernel version cat /proc/version # View current user environment variables env cat … Read more
The method for inspecting the VMware virtualization platform is a systematic process that involves multiple aspects and details. 1. Host and Version Check Check Host Status: Ensure all VMware ESXi hosts are running normally. Check for any alarms or error logs on the hosts. Software Version Consistency Check: Use vCenter Server (VS Client) to obtain … Read more
Notes Summary: In June, a graduate student from a certain university, focusing on confidential computing. Chen Weilin, currently engaged in R&D of 5G network acceleration solutions, and a part-time performance researcher. 1. Discussing the Observability of Mobile Performance Instructor Introduction: Xia Bing, currently employed at Honor as a senior performance R&D engineer.. 1. Overview Performance … Read more
Reading this article will take approximately 13 minutes. Source: Internet, please delete if infringing. Basic Operations Linux Shutdown and Restart # Shutdown shutdown -h now # Restart shutdown -r now View System and CPU Information # View system kernel information uname -a # View system kernel version cat /proc/version # View current user environment variables … Read more
Click the blue 'Arm Selected' at the top left and select 'Set as Star'. The Performance Monitoring Unit (PMU) in the Armv8-A CPU provides hardware-level performance monitoring and analysis capabilities. The PMU collects hardware event counts through counters. The counters include cycle counters and event counters. You can configure: 5 event counters to count specified … Read more
Advanced Linux Operations: In-Depth Analysis from Basic Commands to System Optimization Introduction: Have You Encountered These Crashing Moments? At 2 AM, you are abruptly awakened by a phone call: “Online service response timeout, widespread user complaints!” You hurriedly open your computer, SSH into the server, and face a screen full of processes and logs, your … Read more
Click the “Yudao Source Code” above and select “Set as Favorite” What does it matter if it’s the old or the new wave? The wave that can surf is the good wave! Every day at 10:33 we update articles, losing a bit of hair every day… Quality Source Code Column Original | The Super God … Read more
The emergence of torque sensors as a Balance of Performance (BoP) tool seems to be a direct solution to curb engine development upgrades. At first glance, precise sensor monitoring of the preset power curve and maximum power limits should achieve this goal. After all, testing the engine on a dynamometer before the season and producing … Read more
A server running on a Linux operating system exhibits various parameter information, which can often help quickly locate and track issues. Here are just a few simple tools to view system-related parameters. Many tools work by analyzing data from /proc and /sys, while more detailed and professional performance monitoring and tuning may require more specialized … Read more