Logstash restarts continually since last upgrade

I get logstash restart every 10 seconds , and all this after the upgrade from 6.6 to 6.7 and onward. Is this normal?

Both kibana and elastisearch are up and running.
Yes I run elastic on local ip 172.18.111.1

[2019-03-26T18:49:46,832][WARN ][logstash.outputs.elasticsearch] Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"http://172.18.111.1:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError, :error=>"Elasticsearch Unreachable: [http://172.18.111.1:9200/][Manticore::SocketException] Connection refused (Connection refused)"}

[2019-03-26T18:49:49,632][WARN ][org.logstash.execution.ShutdownWatcherExt] {"inflight_count"=>0, "stalling_threads_info"=>{["LogStash::Filters::GeoIP", {"database"=>"/etc/logstash/GeoLite2-City.mmdb", "add_tag"=>["GeoIP"], "source"=>"src_ip", "id"=>"ac4250e9e717f894c1c2a3aa01daf2ec8e8de38487c86124af25814b9539fd41"}]=>[{"thread_id"=>32, "name"=>nil, "current_call"=>"[...]/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/interval.rb:89:in `sleep'"}]}}

[2019-03-26T18:49:51,836][WARN ][logstash.outputs.elasticsearch] Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"http://172.18.111.1:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError, :error=>"Elasticsearch Unreachable: [http://172.18.111.1:9200/][Manticore::SocketException] Connection refused (Connection refused)"}

[2019-03-26T18:49:54,645][WARN ][org.logstash.execution.ShutdownWatcherExt] {"inflight_count"=>0, "stalling_threads_info"=>{["LogStash::Filters::GeoIP", {"database"=>"/etc/logstash/GeoLite2-City.mmdb", "add_tag"=>["GeoIP"], "source"=>"src_ip", "id"=>"ac4250e9e717f894c1c2a3aa01daf2ec8e8de38487c86124af25814b9539fd41"}]=>[{"thread_id"=>32, "name"=>nil, "current_call"=>"[...]/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/interval.rb:89:in `sleep'"}]}}

[2019-03-26T18:49:56,840][WARN ][logstash.outputs.elasticsearch] Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"http://172.18.111.1:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError, :error=>"Elasticsearch Unreachable: [http://172.18.111.1:9200/][Manticore::SocketException] Connection refused (Connection refused)"}

[2019-03-26T18:49:59,658][WARN ][org.logstash.execution.ShutdownWatcherExt] {"inflight_count"=>0, "stalling_threads_info"=>{["LogStash::Filters::GeoIP", {"database"=>"/etc/logstash/GeoLite2-City.mmdb", "add_tag"=>["GeoIP"], "source"=>"src_ip", "id"=>"ac4250e9e717f894c1c2a3aa01daf2ec8e8de38487c86124af25814b9539fd41"}]=>[{"thread_id"=>32, "name"=>nil, "current_call"=>"[...]/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/interval.rb:89:in `sleep'"}]}}

[2019-03-26T18:50:01,843][WARN ][logstash.outputs.elasticsearch] Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"http://172.18.111.1:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError, :error=>"Elasticsearch Unreachable: [http://172.18.111.1:9200/][Manticore::SocketException] Connection refused (Connection refused)"}

[2019-03-26T18:50:03,239][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=>"No Available connections"}

[2019-03-26T18:50:04,670][WARN ][org.logstash.execution.ShutdownWatcherExt] {"inflight_count"=>0, "stalling_threads_info"=>{["LogStash::Filters::GeoIP", {"database"=>"/etc/logstash/GeoLite2-City.mmdb", "add_tag"=>["GeoIP"], "source"=>"src_ip", "id"=>"ac4250e9e717f894c1c2a3aa01daf2ec8e8de38487c86124af25814b9539fd41"}]=>[{"thread_id"=>32, "name"=>nil, "current_call"=>"[...]/vendor/bundle/jruby/2.3.0/gems/stud-0.0.23/lib/stud/interval.rb:89:in `sleep'"}]}}

[2019-03-26T18:50:06,846][WARN ][logstash.outputs.elasticsearch] Attempted to resurrect connection to dead ES instance, but got an error. {:url=>"http://172.18.111.1:9200/", :error_type=>LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError, :error=>"Elasticsearch Unreachable: [http://172.18.111.1:9200/][Manticore::SocketException] Connection refused (Connection refused)"}

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