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From Sean Busbey <bus...@apache.org>
Subject Re: Region server web port doesn't respond
Date Wed, 06 Nov 2019 03:45:46 GMT
what's your specific JDK version. Capturing the output of "java
-version" would be the easiest way to get an answer.

On Tue, Nov 5, 2019 at 8:09 PM yuhang li <893891140li@gmail.com> wrote:
> My jdk version is 1.8.
> I checked the jetty code and found that jetty does some work for jvm bugs
> in jdk1.6 and 1.7. But what I use is jdk 1.8. This should be a bug of jetty.
> The workearounds jetty takes is to check the time cost of JAVA NIO
> selector's select operation, and thinks it's BUG appearing when the time
> cost is too small. see https://wiki.eclipse.org/Jetty/Feature/JVM_NIO_Bug
> According to jetty code, some system property can be set to control the
> behaviour of this workearound. I'v set
> "-Dorg.mortbay.io.nio.JVMBUG_THRESHHOLD=2147483647
> -Dorg.mortbay.io.nio.MONITOR_PERIOD=0", maybe it cound work.

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