Booting Linux quickly is highly desirable for embedded devices, particularly those that are battery-powered or require high availability. A common approach for reducing boot times with minimal effort is to remove unused features, effectively turning a general purpose operating system into a specialised one. However, this compromise of sacrificing features for boot time reduces flexibility …
Tag: CONFIG_PREEMPT_RT
Improving real-time performance with the Realtime Linux Analysis Tool (RTLA)
“Real-Time” can be defined as a system’s ability to to respond to inputs or events in a timely manner, in order to meet an imposed timing “deadline”. Failure to meet the deadline in a Hard Real-Time system is a catastrophic failure. In a Soft Real-Time system, however, occasional deadline violations are permitted, the occurrences of …