[proposal]cgroup v2 support of koordlet

[zwzhang0107]

What is your proposal:

Why is this needed:
for details, please check #369 (comment)

Is there a suggested solution, if so, please add it:

[zwzhang0107]

/area koordlet

[saintube]

link #369

[saintube]

The Plan of CGroups-v2 Support:

• Refactor Resource Executor module [proposal] Enhance Koordlet Resource Executor module for support new environments like cgroups-v2. #884
  • Refactor CgroupResource koordlet: refactor cgroup resource #834
  • Refactor ResourceUpdater koordlet: refactor resource executor #844
• Compatibility of Koordlet Features (can be merged into one or two PRs)
  • NodeMetric Report & Dynamic Resource Overcommitment [proposal] node metrics report should support cgroups-v2 #885
  • BECgroupReconcile (replace with BatchResource) koordlet: remove deprecated BEReconcile #892
  • CgroupReconcile koordlet: Other qos features support cgroups v2 #898
  • CPUBurst [proposal] node metrics report should support cgroups-v2 #885
  • CPUSuppress [proposal] node metrics report should support cgroups-v2 #885
  • RdtResctrl koordlet: Other qos features support cgroups v2 #898
  • MemoryEvict [proposal] node metrics report should support cgroups-v2 #885
  • CPU Evict @Re-Grh koordlet: BECPUEvict supports cgroups-v2 #929
  • PerformanceCollector @songtao98 @Re-Grh koordlet: PerformanceCollector supports cgroups-v2 #984
• Remove deprecated modules.
  • Remove BECgroupReconcile koordlet: remove deprecated BEReconcile #892
  • Remove old Executor module [proposal] Remove deprecated executor package #971 koordlet: remove deprecated executor package #986

[zwzhang0107]

• CgroupReconcile

also performance_collector for @songtao98