This patch introduces Interrupt Aware Scheduler(IAS). The tests till now show an overall improvement in cases where the workload has some interrupt activity.
The patch avoids CPUs which might be considered interrupt-heavy when trying to schedule threads (on the push side) in the system. Interrupt Awareness has only been added into the fair scheduling class. Rohit Jain (2): sched: Interrupt Aware Scheduler tools/testing: Adding tests to showcase the efficacy of IAS kernel/sched/core.c | 42 +++++++++++++++++++ kernel/sched/cputime.c | 6 ++- kernel/sched/fair.c | 52 ++++++++++++++++++------ kernel/sched/loadavg.c | 40 ++++++++++++++++++ kernel/sched/sched.h | 37 ++++++++++++++++- tools/testing/selftests/openmp_barrier/Makefile | 6 +++ tools/testing/selftests/openmp_barrier/barrier.c | 29 +++++++++++++ 7 files changed, 197 insertions(+), 15 deletions(-) create mode 100644 tools/testing/selftests/openmp_barrier/Makefile create mode 100644 tools/testing/selftests/openmp_barrier/barrier.c -- 2.7.4
