RFR: JDK-8308047 java/util/concurrent/ScheduledThreadPoolExecutor/BasicCancelTest.java timed out and also had jcmd pipe errors [v2]

[Viktor Klang]

> The test used a too-small heap for generic testing, and coupled with looking at `freeMemory()` it led to a less-than-ideal determinism of execution of the test.

Viktor Klang has updated the pull request incrementally with one additional commit since the last revision:

  Decresing the number of iterations proportional to the increase in the max memory size

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Changes:
  - all: https://git.openjdk.org/jdk/pull/14389/files
  - new: https://git.openjdk.org/jdk/pull/14389/files/b8d547c8..1d137e12

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=14389&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=14389&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14389.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14389/head:pull/14389

PR: https://git.openjdk.org/jdk/pull/14389