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kernel: add option to disable legacy cgroup v1

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coolsnowwolf 2025-01-29 23:20:12 +08:00
parent cadb05400b
commit be22644b67
1 changed files with 26 additions and 0 deletions
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26
config/Config-kernel.in
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@ -861,6 +861,17 @@ if KERNEL_CGROUPS
Memory Nodes and assigning tasks to run only within those sets. Memory Nodes and assigning tasks to run only within those sets.
This is primarily useful on large SMP or NUMA systems. This is primarily useful on large SMP or NUMA systems.
config KERNEL_CPUSETS_V1
bool "Legacy cgroup v1 cpusets controller"
depends on KERNEL_CPUSETS
default n
help
Legacy cgroup v1 cpusets controller which has been deprecated by
cgroup v2 implementation. The v1 is there for legacy applications
which haven't migrated to the new cgroup v2 interface yet. If you
do not have any such application then you are completely fine leaving
this option disabled.
config KERNEL_PROC_PID_CPUSET config KERNEL_PROC_PID_CPUSET
bool "Include legacy /proc/<pid>/cpuset file" bool "Include legacy /proc/<pid>/cpuset file"
depends on KERNEL_CPUSETS depends on KERNEL_CPUSETS
@ -953,6 +964,21 @@ if KERNEL_CGROUPS
the kmem extension can use it to guarantee that no group of processes the kmem extension can use it to guarantee that no group of processes
will ever exhaust kernel resources alone. will ever exhaust kernel resources alone.
config KERNEL_MEMCG_V1
bool "Legacy cgroup v1 memory controller"
default n
depends on KERNEL_MEMCG
help
Legacy cgroup v1 memory controller which has been deprecated by
cgroup v2 implementation. The v1 is there for legacy applications
which haven't migrated to the new cgroup v2 interface yet. If you
do not have any such application then you are completely fine leaving
this option disabled.
Please note that feature set of the legacy memory controller is likely
going to shrink due to deprecation process. New deployments with v1
controller are highly discouraged.
config KERNEL_CGROUP_PERF config KERNEL_CGROUP_PERF
bool "Enable perf_event per-cpu per-container group (cgroup) monitoring" bool "Enable perf_event per-cpu per-container group (cgroup) monitoring"
select KERNEL_PERF_EVENTS select KERNEL_PERF_EVENTS