I Setup ELk : LS Forwarder -> RabbitMQ -> Logstash Proccessor -> ES
ES ver 2.1.1; Rabbit 3.6.1; LS newest.
I have 2 LS-Forwarder (8Core, 8GB RAM), 2Rabbitmq (cluster HA - 8Core, 8GB RAM), 2 LS-Processer (8Core, 8GB RAM) and 3 ES (16Core -16GB RAM).
I check log in LS-Processer and got :
{:timestamp=>"2016-01-12T12:30:02.698000+0700", :message=>"undefined method `close' for #<Manticore::Client:0xb4bec0>", :class=>"NoMethodError", :backtrace=>["/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/http/manticore.rb:115:in `__close_connections'", "org/jruby/RubyArray.java:1613:in `each'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/http/manticore.rb:115:in `__close_connections'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/base.rb:99:in `__rebuild_connections'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/base.rb:77:in `reload_connections!'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:85:in `sniff!'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:73:in `start_sniffing!'", "org/jruby/ext/thread/Mutex.java:149:in `synchronize'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:73:in `start_sniffing!'", "org/jruby/RubyKernel.java:1479:in `loop'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:72:in `start_sniffing!'"], :level=>:error}
{:timestamp=>"2016-01-12T12:30:07.774000+0700", :message=>"undefined method `close' for #<Manticore::Client:0xb4bec0>", :class=>"NoMethodError", :backtrace=>["/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/http/manticore.rb:115:in `__close_connections'", "org/jruby/RubyArray.java:1613:in `each'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/http/manticore.rb:115:in `__close_connections'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/base.rb:99:in `__rebuild_connections'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/elasticsearch-transport-1.0.15/lib/elasticsearch/transport/transport/base.rb:77:in `reload_connections!'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:85:in `sniff!'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:73:in `start_sniffing!'", "org/jruby/ext/thread/Mutex.java:149:in `synchronize'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:73:in `start_sniffing!'", "org/jruby/RubyKernel.java:1479:in `loop'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/logstash-output-elasticsearch-2.2.0-java/lib/logstash/outputs/elasticsearch/http_client.rb:72:in `start_sniffing!'"], :level=>:error}