On Fri, 20 Oct 2023 13:28:19 GMT, Kevin Walls <kev...@openjdk.org> wrote:
>> From studying test failures, it looks like the way the test identifies its
>> related processes is failing.
>> It checks the mainArgs of a process by attaching, and looks like it
>> occasionally misses getting a valid match. The hasMainArgs method ignores
>> exceptions as it is expecting some exceptions: it is going to test unrelated
>> java process which happen to start.
>>
>> It should retry this main args check on failure, but not too many times to
>> be a burden on other valid unrelated processes, and should also log the PIDs
>> that have an issue so we can see if this is part of any future failure.
>>
>> Other small logging changes so we can see more easily the progress through
>> the test.
>
> Kevin Walls 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 six additional
> commits since the last revision:
>
> - Check main args fetching was ok. Increase sleep.
> - nits
> - Merge remote-tracking branch 'upstream/master' into MonitorVmStartTerminate
> - nit1
> - Comment, and move takeNap() sleep method.
> - 8209595: MonitorVmStartTerminate.java timed out
Marked as reviewed by cjplummer (Reviewer).
test/jdk/sun/jvmstat/monitor/MonitoredVm/MonitorVmStartTerminate.java line 187:
> 185: VmIdentifier vmid = new VmIdentifier("//" +
> id.intValue());
> 186: MonitoredVm target = host.getMonitoredVm(vmid);
> 187: String monitoredArgs =
> MonitoredVmUtil.mainArgs(target);
Fix indent.
test/jdk/sun/jvmstat/monitor/MonitoredVm/MonitorVmStartTerminate.java line 195:
> 193: }
> 194: } catch (URISyntaxException | MonitorException e) {
> 195: // Pocess probably not running or not ours, e.g.
Pocess -> Process
-------------
PR Review: https://git.openjdk.org/jdk/pull/16077#pullrequestreview-1688373622
PR Review Comment: https://git.openjdk.org/jdk/pull/16077#discussion_r1356975369
PR Review Comment: https://git.openjdk.org/jdk/pull/16077#discussion_r1356975911
