RFR: 7903416: jcstress: Handle NUMA topologies better [v2]

[Aleksey Shipilev]

> See description in the issue.

Aleksey Shipilev has updated the pull request incrementally with one additional commit since the last revision:

  Renames

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Changes:
  - all: https://git.openjdk.org/jcstress/pull/128/files
  - new: https://git.openjdk.org/jcstress/pull/128/files/9155df1c..dc6db380

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jcstress&pr=128&range=01
 - incr: https://webrevs.openjdk.org/?repo=jcstress&pr=128&range=00-01

  Stats: 326 lines in 18 files changed: 57 ins; 11 del; 258 mod
  Patch: https://git.openjdk.org/jcstress/pull/128.diff
  Fetch: git fetch https://git.openjdk.org/jcstress pull/128/head:pull/128

PR: https://git.openjdk.org/jcstress/pull/128