hulk inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I52611 CVE: NA
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We introduce the qos smt expeller, which lets online tasks to expel offline tasks on the smt sibling cpus, and exclusively occupy CPU resources.In this way we are able to improve QOS of online tasks in co-location.
Signed-off-by: Guan Jing guanjing6@huawei.com Reviewed-by: Chen Hui judy.chenhui@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Signed-off-by: Xia Fukun xiafukun@huawei.com --- init/Kconfig | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/init/Kconfig b/init/Kconfig index d96c76143610..c189d4d5d91b 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -996,6 +996,15 @@ config QOS_SCHED
If in doubt, say N.
+config QOS_SCHED_SMT_EXPELLER + bool "Qos smt expeller" + depends on SCHED_SMT + depends on QOS_SCHED + default n + help + This feature enable online tasks to expel offline tasks + on the smt sibling cpus, and exclusively occupy CPU resources. + config FAIR_GROUP_SCHED bool "Group scheduling for SCHED_OTHER" depends on CGROUP_SCHED