RFR: 8315462: [REDO] runtime/NMT/SummarySanityCheck.java failed with "Total committed (MMMMMM) did not match the summarized committed (NNNNNN)" [v6]

[Afshin Zafari]

> This is a PR for the [original PR](https://github.com/openjdk/jdk/pull/16237).

Afshin Zafari 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 seven additional commits since the last revision:

 - Merge branch 'openjdk:master' into ___8315462
 - Merge branch '___8315462' of http://github.com/afshin-zafari/jdk into ___8315462
 - Removed  he code that brought by merge.
 - Removed  the code that brought by merge.
 - Comments improved.
 - Merge branch 'origin/master' into ___8315462
 - 8315462: [REDO] runtime/NMT/SummarySanityCheck.java failed with "Total committed (MMMMMM) did not match the summarized committed (NNNNNN)"

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/16262/files
  - new: https://git.openjdk.org/jdk/pull/16262/files/71a159cc..2c003f1f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=16262&range=05
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=16262&range=04-05

  Stats: 784621 lines in 3920 files changed: 174166 ins; 536950 del; 73505 mod
  Patch: https://git.openjdk.org/jdk/pull/16262.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/16262/head:pull/16262

PR: https://git.openjdk.org/jdk/pull/16262