RFR JDK-8225474: JDI connector accept fails "Address already in use" with concurrent listeners

[Robert Field]

Thanks Andrew!

Can I add my support for this.  I imagine this could be the cause of 
JShell failures in high-concurrency testing (JShell uses JDI, the 
failures are in connection).

This is not a review, as I haven't been on the JPDA team for a LONG 
time. Just a request that this be prioritized.

Thanks,
Robert


On 6/7/19 7:24 AM, Andrew Leonard wrote:
> Hi,
> Please can I request a sponsor and review of this patch for 
> JDK-8225474. A problem that we have seen intermittently with JDI 
> connector stress tests for quite a while that is caused by an 
> non-thread safe HashMap in the connector class. I've created a 
> standalone testcase that reproduces it reliably.
> http://cr.openjdk.java.net/~aleonard/8225474/webrev.00
>
> Thanks
> Andrew
>
>
> Andrew Leonard
> Java Runtimes Development
> IBM Hursley
> IBM United Kingdom Ltd
> internet email: andrew_m_leonard at uk.ibm.com
>
> Unless stated otherwise above:
> IBM United Kingdom Limited - Registered in England and Wales with 
> number 741598.
> Registered office: PO Box 41, North Harbour, Portsmouth, Hampshire PO6 3AU
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