On 2018-03-27 16:44, Yasumasa Suenaga wrote:
Hi Stefan,

On 2018/03/27 22:45, Stefan Johansson wrote:
Hi Yasumasa,

On 2018-03-27 10:56, Yasumasa Suenaga wrote:
Hi Stefan,

Thank you for your comment.
I updated webrev:

   webrev: http://cr.openjdk.java.net/~ysuenaga/JDK-8199519/webrev.01/
I think the usage of Optional in Expression.setRequired(bool) is a bit unnecessary. It will create temporary objects and there is no benefit from just doing two simple if-statements.

I fixed it in new webrev:
  http://cr.openjdk.java.net/~ysuenaga/JDK-8199519/webrev.02/


I also ran this patch (and the one using forcibly) on my single core VM and realized that this fix will have to include some awk-file updates to make the test in test/jdk/sun/tools/jstat pass when Serial in chosen as the default collector. The tests in test/jdk/sun/tools/jstatd/ are fine.

Can you share the failure report?
It relates to all tests that display the the CGC and the CGCT columns, for example in jstatGCOutput1.sh:  S0C    S1C    S0U    S1U      EC       EU OC         OU       MC     MU    CCSC   CCSU   YGC     YGCT FGC    FGCT    CGC    CGCT     GCT 256.0  256.0  254.0   0.0    2176.0   1025.0    5504.0 920.5    7168.0 6839.7 768.0  602.8       2    0.007   0 0.000   -          -    0.007

The awk regex needs to be updated to handle '-' for these tests:
test: sun/tools/jstat/jstatGcCapacityOutput1.sh
Failed. Execution failed: exit code 1

test: sun/tools/jstat/jstatGcMetaCapacityOutput1.sh
Failed. Execution failed: exit code 1

test: sun/tools/jstat/jstatGcNewCapacityOutput1.sh
Failed. Execution failed: exit code 1

test: sun/tools/jstat/jstatGcOldCapacityOutput1.sh
Failed. Execution failed: exit code 1

test: sun/tools/jstat/jstatGcOldOutput1.sh
Failed. Execution failed: exit code 1

test: sun/tools/jstat/jstatGcOutput1.sh
Failed. Execution failed: exit code 1

If it occurs in jstatClassloadOutput1.sh, it relates to JDK-8173942.


Thanks,

Yasumasa


Thanks,
Stefan
   submit-hs: mach5-one-ysuenaga-JDK-8199519-20180327-0652-16322


Thanks,

Yasumasa



2018-03-27 0:03 GMT+09:00 Stefan Johansson <stefan.johans...@oracle.com>:
Hi Yasumasa,

On 2018-03-22 11:35, Yasumasa Suenaga wrote:
Hi all,

Please review this change:

    JBS: https://bugs.openjdk.java.net/browse/JDK-8199519
webrev: cr.openjdk.java.net/~ysuenaga/JDK-8199519/webrev.00/
The fix seems to make things to work as expected. Manually tested it and
Mach5 also looks good.

I have some comments regarding the patch. I think 'forcibly' should be
rename to something more descriptive. Naming is never easy but I think
'required' would be better, as in, this column is required and not allowed to print '-'. That would also render the code in ExpressionResolver.java to
be:
   return new Literal(isRequired ? 0.0d : Double.NaN);
I think that also better explains why we return 0 instead of NaN.

I would also like to see the forcibly/required state moved into the
Expression it self, that way we don't have to pass it around but can instead
do:
   return new Literal(e.isRequired() ? 0.0d : Double.NaN);

Thanks,
Stefan


After JDK-8153333, some jstat tests are failed because GCT in jstat output is dash (-) if garbage collector is not concurrent collector e.g. Serial GC.
I fixed that GCT can be calculated correctly.

This change has been tested on Mach5 by Stefan.


Thanks,

Yasumasa



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