RFR(XS): 8055012 - [TESTBUG] NMTHelper fails to parse NMT output
Staffan Larsen
staffan.larsen at oracle.com
Fri Aug 15 16:26:52 UTC 2014
Looks good!
Thanks,
/Staffan
On 15 aug 2014, at 16:55, Christian Tornqvist <christian.tornqvist at oracle.com> wrote:
> Hi,
>
> This is a small update to NMTHelper.java to make it work with recent changes in the NMT implementation that changed the output format a bit.
>
> I’ve tested the change locally using java\lang\instrument\RedefineBigClass.sh and java\lang\instrument\RetransformBigClass.sh
>
> Webrev doesn’t seem to like whitespace-only changes so I can’t post a webrev, I’m pasting the diff here instead:
>
> diff -r 362a6ea9bc84 test/java/lang/instrument/NMTHelper.java
> --- a/test/java/lang/instrument/NMTHelper.java Thu Aug 14 15:54:04 2014 -0700
> +++ b/test/java/lang/instrument/NMTHelper.java Fri Aug 15 10:43:15 2014 -0400
> @@ -32,8 +32,8 @@
> executeDcmd("vmNativeMemory", "baseline");
> }
>
> - // Total: reserved=3484685KB +293KB, committed=266629KB +293KB
> - private static Pattern totalLine = Pattern.compile("^Total: reserved=\\d+KB .*KB, committed=\\d+KB (.*)KB$");
> + // Total: reserved=3484685KB +293KB, committed=266629KB +293KB
> + private static Pattern totalLine = Pattern.compile("^Total: reserved=\\d+KB .*KB, committed=\\d+KB (.*)KB$");
>
> public static long committedDiff() throws Exception {
> String res = (String) executeDcmd("vmNativeMemory", "detail.diff");
>
> Bug:
> https://bugs.openjdk.java.net/browse/JDK-8055012
>
> Thanks,
> Christian
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