RFR: JDK-8287011: Container information could be improved [v2]

[Matthias Baesken]

> The change adds some potentially interesting cgroup v1 and v2 metrics to hs_err / hs_info files.

Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:

  adjust output in os_linux.cpp

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/8991/files
  - new: https://git.openjdk.java.net/jdk/pull/8991/files/55a74afb..a6f6cf8a

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=8991&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=8991&range=00-01

  Stats: 3 lines in 1 file changed: 0 ins; 1 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8991.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8991/head:pull/8991

PR: https://git.openjdk.java.net/jdk/pull/8991