RFR: 8376760: VerifyJimage.java#compare intermittent failed with fastdebug

[Alan Bateman]

On Fri, 30 Jan 2026 02:20:09 GMT, SendaoYan <syan at openjdk.org> wrote:

> Hi all,
> 
> Test tools/jimage/VerifyJimage.java#compare intermittent timed out with fastdebug build. I think it would be better to ajust the jtreg timeout factor(20*timeoutFactor) rather that set the fix timeout value(20) for awaitTermination.
> 
> The test run all passed 100 times simultaneously.

test/jdk/tools/jimage/VerifyJimage.java line 152:

> 150:                 long timeout = Utils.adjustTimeout(20);
> 151:                 if (!pool.awaitTermination(timeout, TimeUnit.SECONDS)) {
> 152:                     failed.add("Directory verification timed out in " + timeout + " seconds");

The alternative is to just replace the shutdown + awaitTermination with a call to `pool.close()`. This will wait indefinitely, which is useful for diagnosability if the verification hangs.

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PR Review Comment: https://git.openjdk.org/jdk/pull/29498#discussion_r2749755002