RFR: 8163805: hotspot/test/serviceability/sa/sadebugd/SADebugDTest.java failed with timed out

[Yasumasa Suenaga]

Thank you Chris and JC!

Yasumasa


On 2019/05/18 8:17, Jean Christophe Beyler wrote:
> Hi Yasumasa,
> 
> Looks good to me too :)
> Jc
> 
> On Fri, May 17, 2019 at 11:24 AM Chris Plummer <chris.plummer at oracle.com 
> <mailto:chris.plummer at oracle.com>> wrote:
> 
>     Hi Yasumasa,
> 
>     Looks good. Thanks for fixing.
> 
>     Chris
> 
>     On 5/17/19 7:13 AM, Yasumasa Suenaga wrote:
>      > > webrev: http://cr.openjdk.java.net/~ysuenaga/JDK-8163805/webrev.00/
>      >
>      > This webrev failed on Windows x64 test on submit repo.
>      > I've fixed it, and it works fine on submit repo.
>      > (mach5-one-ysuenaga-JDK-8163805-20190517-1302-2522415)
>      >
>      > http://cr.openjdk.java.net/~ysuenaga/JDK-8163805/webrev.01/
>      >
>      > Could you review?
>      >
>      >
>      > Yasumasa
>      >
>      >
>      > On 2019/05/17 14:59, Yasumasa Suenaga wrote:
>      >> Hi all,
>      >>
>      >> Please review a patch of testbug for debugd server:
>      >>
>      >>    JBS: https://bugs.openjdk.java.net/browse/JDK-8163805
>      >>    webrev:
>     http://cr.openjdk.java.net/~ysuenaga/JDK-8163805/webrev.00/
>      >>
>      >> This issue has been reported since 2016, but it is not fixed yet.
>      >>
>      >> Root cause of this problem is `jhsdb` attempt to attach to test
>     process.
>      >> test process is parent of `jhsdb`. So jhsdb calls ptrace syscall to
>      >> its parent.
>      >> (test process is hanged by ptrace(2), so it cannot check the
>     response
>      >> from jhsdb.)
>      >>
>      >> We should use LingeredApp like jhsdb testcases.
>      >>
>      >>
>      >> This is a testbug. It works fine with all serviceability/sa
>     tests on
>      >> my Linux x64.
>      >>
>      >>
>      >> Thanks,
>      >>
>      >> Yasumasa
> 
> 
> 
> 
> 
> -- 
> 
> Thanks,
> Jc