RFR 8234656: Improve granularity of verifier logging

[Harold Seigel]

Hi David,

Thanks for looking at this change.  Please review this updated webrev 
that moves the new test functionality into the existing hotspot 
.../logging/VerificationTest.java test.

    http://cr.openjdk.java.net/~hseigel/bug_8234656.2/webrev/index.html

Thanks, Harold

On 11/25/2019 5:30 PM, David Holmes wrote:
> Hi Harold,
>
> On 26/11/2019 3:13 am, Harold Seigel wrote:
>> Hi,
>>
>> Please review this small change to improve the granularity of 
>> verifier logging.  This change provides brief output for log level 
>> info and detailed logging for log levels debug and trace. 
>> Additionally, it changes verifier test TraceClassRes.java to use the 
>> logging API command line options.
>
> Deciding what to log at what level is highly subjective :) This change 
> seems okay though as anyone who wants the current output can enable 
> "debug" logging for verification and won't then get a tonne of other 
> stuff they didn't want.
>
> The new test functionality could be added to the existing:
>
> ./hotspot/jtreg/runtime/logging/VerificationTest.java
>
> Thanks,
> David
> -----
>
>> Open Webrev: http://cr.openjdk.java.net/~hseigel/bug_8234656/webrev/
>>
>> JBS Bug: https://bugs.openjdk.java.net/browse/JDK-8234656
>>
>> The fix was regression tested by running Mach5 tiers 1 and 2 tests 
>> and builds on Linux-x64, Solaris, Windows, and Mac OS X, by running 
>> Mach5 tiers 3-5 tests on Linux-x64, and JCK lang and VM tests on 
>> Linux-x64.
>>
>> Thanks, Harold
>>