8287905: Reduce runtime of java.nio microbenchmarks

[cl4es]

Reduce runtime by reducing number of forks, iterations..

Most benchmarks in the java.nio packages already had sensible configuration, so this reduces estimated runtime by a small amount (~5h42m -> ~5s03m)

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Progress

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Issue

• JDK-8287905: Reduce runtime of java.nio microbenchmarks

Reviewers

• Jorn Vernee (@JornVernee - Reviewer)

Reviewing

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Update a local copy of the PR:
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$ git pull https://git.openjdk.org/jdk pull/9183/head

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[mlbridge]

Webrevs

• 00: Full (65144db9)

[openjdk]

@cl4es This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8287905: Reduce runtime of java.nio microbenchmarks

Reviewed-by: jvernee

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 12 new commits pushed to the master branch:

• cf4a496: 8288064: Class initialization locking
• 3d12c02: Merge
• 729164f: 8288533: Missing @param tags in com.sun.source classes
• 9254e12: 8288526: ProblemList gc/stress/TestStressG1Humongous.java on windows-x64
• 395aea3: 8288414: Long::compress/expand samples are not correct
• f3b1f60: 8288289: Preview APIs in jdk.jdi, jdk.management, and jdk.jfr should be reflective preview APIs
• 31bc689: 8288324: Loom: Uninitialized JvmtiEnvs in VM_Virtual* ops
• 50f99c3: 8288360: CI: ciInstanceKlass::implementor() is not consistent for well-known classes
• 5a8e1e4: 8287889: (fs) Files.copy description of REPLACE_EXISTING is hard to read
• 8cd87e7: 8288303: C1: Miscompilation due to broken Class.getModifiers intrinsic
• ... and 2 more: https://git.openjdk.org/jdk/compare/b2a58bec4a4f70a06b23013cc4c351b36a413521...master

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[cl4es]

/integrate

[openjdk]

Going to push as commit 8fc8fdc.
Since your change was applied there have been 12 commits pushed to the master branch:

• cf4a496: 8288064: Class initialization locking
• 3d12c02: Merge
• 729164f: 8288533: Missing @param tags in com.sun.source classes
• 9254e12: 8288526: ProblemList gc/stress/TestStressG1Humongous.java on windows-x64
• 395aea3: 8288414: Long::compress/expand samples are not correct
• f3b1f60: 8288289: Preview APIs in jdk.jdi, jdk.management, and jdk.jfr should be reflective preview APIs
• 31bc689: 8288324: Loom: Uninitialized JvmtiEnvs in VM_Virtual* ops
• 50f99c3: 8288360: CI: ciInstanceKlass::implementor() is not consistent for well-known classes
• 5a8e1e4: 8287889: (fs) Files.copy description of REPLACE_EXISTING is hard to read
• 8cd87e7: 8288303: C1: Miscompilation due to broken Class.getModifiers intrinsic
• ... and 2 more: https://git.openjdk.org/jdk/compare/b2a58bec4a4f70a06b23013cc4c351b36a413521...master

Your commit was automatically rebased without conflicts.

[openjdk]

@cl4es Pushed as commit 8fc8fdc.

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