Basic information

• General
• Profiling
• Interrupts
• old stuff

hrtimers

• downloads location

drivers

• User-space E1000 driver library

latency

• adding markers
• latency-tracing-patches
• more latency event/tracing
• usefullness
• tracing-QuickStart
• explanation of scheduling latency (calculation)

PlugSched

• notes

CFS Scheduler

• description
• another description
• CFS and nice level CPU utilization
• IEEE Std for nice values
• background on nice levels and linux scheduler
• massive_intr.c
• more
• WARNING: using a low-res time source into a high-res time interface
• getting debug info
• SCHED_BATCH
• getting debug info 2

• Ingo's Real-Time (-rt) kernel
• tglx preempt-rt
• Modular Scheduler Core and Completely Fair Scheduler
• sched-domain parameters become runtime tunable under /proc/sys/cpu*
• RT PREEMPT HOWTO

CFS scheduler parameters

• /proc/sys/kernel/sched_granularity_ns
  /proc/sys/kernel/sched_batch_wakeup_granularity_ns
  /proc/sys/kernel/sched_runtime_limit_ns
  
  sched_wakeup_granularity
  sched_latency
  

• echo "1">/proc/sys/kernel/sched_compat_yield

Mars Rover

• Mike Jones(Microsoft)
• more
• Reeves(NASA)
• SHA, L., RAJKUMAR , R., AND LEHOCZKY, J. P. Priority inheritance protocols: An approach to real-time synchronization. IEEE Trans. Comput. 29, 9 (Sept. 1990), 1175--1185.

References

• measuring synchronization overheads