RFR: 8374544: Add SleepyCat diagnostics for all platforms [v2]

[Roger Riggs]

> To aid diagnosis of these intermittent failures, add diagnostic information to the test failures.
> On timeout, show ps and lsof commands for processes under test Add TEST.properties to increase jtreg maxOutputSize=6000000

Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:

  Correct copyright in test

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Changes:
  - all: https://git.openjdk.org/jdk/pull/29047/files
  - new: https://git.openjdk.org/jdk/pull/29047/files/49b05974..e686af94

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=29047&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=29047&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/29047.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/29047/head:pull/29047

PR: https://git.openjdk.org/jdk/pull/29047