[jdk11u-dev] RFR: 8230305: Cgroups v2: Container awareness [v3]

[Zhengyu Gu]

> I would like backport cgroups v2  support to openjdk11u.
> 
> The original patch does not apply cleanly, conflicts are resolved manually.
> 
> Test:
>   - [x] jtreg containers/docker test on Ubuntu 20.04.4 LTS

Zhengyu Gu has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - Merge branch 'master' into backport-8230305-cgroup-v2
 - Merge branch 'master' into backport-8230305-cgroup-v2
 - Backport d462a6b5c9bd3dae5257cca42ea38c19cb742e3c

-------------

Changes:
  - all: https://git.openjdk.java.net/jdk11u-dev/pull/840/files
  - new: https://git.openjdk.java.net/jdk11u-dev/pull/840/files/ab03faaa..3aed7ba3

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=840&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=840&range=01-02

  Stats: 60016 lines in 302 files changed: 35191 ins; 15488 del; 9337 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/840.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/840/head:pull/840

PR: https://git.openjdk.java.net/jdk11u-dev/pull/840