RFR: 8320691: Timeout handler on Windows takes 2 hours to complete [v2]

[Daniel Jeliński]

> The recent cdb versions do not support `.dump /f`:
> 
> *****************************************************************************
> * .dump /f is not supported on a user mode process.                         *
> *                                                                           *
> * .dump /ma creates a complete memory dump of a user mode process.          *
> *****************************************************************************
> 
> and after printing that message, cdb ignores the rest of the command line and never quits.
> 
> This PR updates the dump command to use the recommended `/ma` parameter. This allows the command to produce a dump and complete in a timely manner.

Daniel Jeliński has updated the pull request incrementally with one additional commit since the last revision:

  Address review comments

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/16806/files
  - new: https://git.openjdk.org/jdk/pull/16806/files/7e6bd035..20ef5acb

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=16806&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=16806&range=00-01

  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/16806.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/16806/head:pull/16806

PR: https://git.openjdk.org/jdk/pull/16806