I am getting below error in logstash.
{"thread_id"=>51, "name"=>"[main]>worker22", "plugin"=>nil, "current_call"=>"
[...]/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/output_delegator.rb:128:in pop'"}, {"thread_id"=>52, "name"=> "[main]>worker23", "plugin"=>nil, "current_call"=>"[...]-2.4.0/vendor/bundle/jruby/1.9/gems/manticore-0.6.0-java/lib/manticore/response .rb:50:incall'"}]}>, :level=>:warn, :file=>"logstash/shutdown_watcher.rb", :line=>"54", :method=>"start"}
{:timestamp=>"2017-04-26T13:59:36.795000+0200", :message=>"The shutdown process appears to be stalled due to busy or blocked plugins. C
heck the logs for more information.", :level=>:error, :file=>"logstash/shutdown_watcher.rb", :line=>"57", :method=>"start"}
Please suggest