RFR: 8262386: resourcehogs/serviceability/sa/TestHeapDumpForLargeArray.java timed out [v15]

[Lin Zang]

> 8262386: resourcehogs/serviceability/sa/TestHeapDumpForLargeArray.java timed out

Lin Zang has updated the pull request incrementally with one additional commit since the last revision:

  rename unbufferedMode and code refine

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/2803/files
  - new: https://git.openjdk.java.net/jdk/pull/2803/files/a87793c3..621b27dc

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=2803&range=14
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=2803&range=13-14

  Stats: 23 lines in 1 file changed: 0 ins; 3 del; 20 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2803.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2803/head:pull/2803

PR: https://git.openjdk.java.net/jdk/pull/2803