Hello,

It solves the problem! So, with this flag disabled, would that mean our Solr 
would have lower performance than with it?

Thanks Andrzej!
Markus
 
-----Original message-----
> From:Andrzej Białecki <a...@getopt.org>
> Sent: Thursday 30th May 2019 17:35
> To: solr-user@lucene.apache.org
> Subject: Re: Solr 8.1.1, JMX and VisualVM
> 
> Hi,
> 
> This has to do with the new JVM flags that optimise performance, they were 
> added roughly at the same time when Solr switched to G1GC.
> 
> In ‘bin/solr’ please comment out this flag: '-XX:+PerfDisableSharedMem'.
> 
> > On 30 May 2019, at 14:59, Markus Jelsma <markus.jel...@openindex.io> wrote:
> > 
> > Hello,
> > 
> > Slight correction, SolrCLI does become visible in the local applications 
> > view. I just missed it before.
> > 
> > Thanks,
> > Markus
> > 
> > -----Original message-----
> >> From:Markus Jelsma <markus.jel...@openindex.io>
> >> Sent: Thursday 30th May 2019 14:47
> >> To: solr-user <solr-user@lucene.apache.org>
> >> Subject: Solr 8.1.1, JMX and VisualVM
> >> 
> >> Hello,
> >> 
> >> While upgrading from 7.7 to 8.1.1, i noticed start.jar and SolrCLI no 
> >> longer pop up in the local applications view of VisualVM! I CTRL-F'ed my 
> >> way through the changelog for Solr 8.0.0 to 8.1.1 but could not find 
> >> anything related. I am clueless!
> >> 
> >> Using OpenJDK 11.0.3 2019-04-16 and Solr 8, how can i attach my VisualVM 
> >> to it?
> >> 
> >> Many thanks,
> >> Markus
> >> 
> > 
> 
> 

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