RFR: 6478546: FileInputStream.read() throws OutOfMemoryError when there is plenty available [v7]

Brian Burkhalter bpb at openjdk.org
Wed Jul 20 23:41:04 UTC 2022


> Modify native multi-byte read-write code used by the `java.io` classes to limit the size of the allocated native buffer thereby decreasing off-heap memory footprint and increasing throughput.

Brian Burkhalter has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 12 additional commits since the last revision:

 - 6478546: Miscellaneous cleanup
 - Merge
 - Merge
 - 6478546: Use dynamically sized temporary direct buffers
 - Merge
 - Merge
 - 6478546: Add break in write loop on ExceptionOccurred
 - Merge
 - 6478546: Clean up io_util.c
 - Merge
 - ... and 2 more: https://git.openjdk.org/jdk/compare/e6806d33...9a138636

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/8235/files
  - new: https://git.openjdk.org/jdk/pull/8235/files/e6f3b457..9a138636

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=8235&range=06
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=8235&range=05-06

  Stats: 130985 lines in 2621 files changed: 80827 ins; 31518 del; 18640 mod
  Patch: https://git.openjdk.org/jdk/pull/8235.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/8235/head:pull/8235

PR: https://git.openjdk.org/jdk/pull/8235


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