logstash.log shows only these:
[2020-09-27T15:27:35,248][WARN ][logstash.runner ] SIGTERM received. Shutting down.
[2020-09-27T15:27:44,546][INFO ][logstash.javapipeline ] Pipeline terminated {"pipeline.id"=>"main"}
[2020-09-27T15:27:44,609][INFO ][logstash.runner ] Logstash shut down.
OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will likely be removed in a future release.
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.jruby.ext.openssl.SecurityHelper (file:/tmp/jruby-4050/jruby18043681046467747404jopenssl.jar) to field java.security.MessageDigest.provider
WARNING: Please consider reporting this to the maintainers of org.jruby.ext.openssl.SecurityHelper
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Sending Logstash logs to /opt/bitnami/logstash/logs which is now configured via log4j2.properties
[2020-09-27T15:28:09,954][INFO ][logstash.runner ] Starting Logstash {"logstash.version"=>"7.9.1", "jruby.version"=>"jruby 9.2.13.0 (2.5.7) 2020-08-03 9a89c94bcc OpenJDK 64-Bit Server VM 11.0.8+10-LTS on 11.0.8+10-LTS +indy +jit [linux-x86_64]"}
[2020-09-27T15:28:10,732][WARN ][logstash.config.source.multilocal] Ignoring the 'pipelines.yml' file because modules or command line options are specified
[2020-09-27T15:28:12,941][INFO ][org.reflections.Reflections] Reflections took 41 ms to scan 1 urls, producing 22 keys and 45 values
[2020-09-27T15:28:15,306][INFO ][logstash.outputs.elasticsearch][main] Elasticsearch pool URLs updated {:changes=>{:removed=>[], :added=>[http://127.0.0.1:9200/]}}
[2020-09-27T15:28:15,583][WARN ][logstash.outputs.elasticsearch][main] Restored connection to ES instance {:url=>"http://127.0.0.1:9200/"}
[2020-09-27T15:28:15,687][INFO ][logstash.outputs.elasticsearch][main] ES Output version determined {:es_version=>7}
[2020-09-27T15:28:15,692][WARN ][logstash.outputs.elasticsearch][main] Detected a 6.x and above cluster: the `type` event field won't be used to determine the document _type {:es_version=>7}
[2020-09-27T15:28:15,744][INFO ][logstash.outputs.elasticsearch][main] New Elasticsearch output {:class=>"LogStash::Outputs::ElasticSearch", :hosts=>["//127.0.0.1:9200"]}
[2020-09-27T15:28:15,841][INFO ][logstash.outputs.elasticsearch][main] Using a default mapping template {:es_version=>7, :ecs_compatibility=>:disabled}
[2020-09-27T15:28:15,907][INFO ][logstash.javapipeline ][main] Starting pipeline {:pipeline_id=>"main", "pipeline.workers"=>1, "pipeline.batch.size"=>125, "pipeline.batch.delay"=>50, "pipeline.max_inflight"=>125, "pipeline.sources"=>["/opt/bitnami/logstash/pipeline/logstash.conf"], :thread=>"#<Thread:0x79e25268 run>"}
[2020-09-27T15:28:15,956][INFO ][logstash.outputs.elasticsearch][main] Index Lifecycle Management is set to 'auto', but will be disabled - Index Lifecycle management is not installed on your Elasticsearch cluster
[2020-09-27T15:28:15,969][INFO ][logstash.outputs.elasticsearch][main] Attempting to install template {:manage_template=>{"index_patterns"=>"logstash-*", "version"=>60001, "settings"=>{"index.refresh_interval"=>"5s", "number_of_shards"=>1}, "mappings"=>{"dynamic_templates"=>[{"message_field"=>{"path_match"=>"message", "match_mapping_type"=>"string", "mapping"=>{"type"=>"text", "norms"=>false}}}, {"string_fields"=>{"match"=>"*", "match_mapping_type"=>"string", "mapping"=>{"type"=>"text", "norms"=>false, "fields"=>{"keyword"=>{"type"=>"keyword", "ignore_above"=>256}}}}}], "properties"=>{"@timestamp"=>{"type"=>"date"}, "@version"=>{"type"=>"keyword"}, "geoip"=>{"dynamic"=>true, "properties"=>{"ip"=>{"type"=>"ip"}, "location"=>{"type"=>"geo_point"}, "latitude"=>{"type"=>"half_float"}, "longitude"=>{"type"=>"half_float"}}}}}}}
[2020-09-27T15:28:17,313][INFO ][logstash.javapipeline ][main] Pipeline Java execution initialization time {"seconds"=>1.4}
[2020-09-27T15:28:17,479][INFO ][logstash.inputs.beats ][main] Beats inputs: Starting input listener {:address=>"0.0.0.0:5044"}
[2020-09-27T15:28:17,696][INFO ][logstash.javapipeline ][main] Pipeline started {"pipeline.id"=>"main"}
[2020-09-27T15:28:17,715][INFO ][logstash.inputs.http ][main][5083493e3dbed449e5308df0f0abc1b7d0c4f9f09273ba9ea6ea05f6fd287662] Starting http input listener {:address=>"0.0.0.0:8080", :ssl=>"false"}
[2020-09-27T15:28:17,731][INFO ][logstash.inputs.tcp ][main][6e694d0b0079e878522bbc3601be5147a77aca4082a38c2de6eb9b79ec763c93] Starting tcp input listener {:address=>"0.0.0.0:5010", :ssl_enable=>"false"}
[2020-09-27T15:28:17,776][INFO ][org.logstash.beats.Server][main][d152f90f409dcc7176e034d7be5615c3ad67348ae3798cececd60452f104d563] Starting server on port: 5044
[2020-09-27T15:28:17,802][INFO ][logstash.inputs.gelf ][main][9ec137ba7a3752fb62301ea1210ee81e8bc9b6468f016362d5098eec151fd30b] Starting gelf listener (udp) ... {:address=>"0.0.0.0:12201"}
[2020-09-27T15:28:17,849][INFO ][logstash.agent ] Pipelines running {:count=>1, :running_pipelines=>[:main], :non_running_pipelines=>[]}
[2020-09-27T15:28:17,891][INFO ][logstash.inputs.udp ][main][f194204f110697dd382865a273d24418a54df4f87ed4bfca0604f0c339e5cd7c] Starting UDP listener {:address=>"0.0.0.0:5000"}
[2020-09-27T15:28:18,065][INFO ][logstash.inputs.udp ][main][f194204f110697dd382865a273d24418a54df4f87ed4bfca0604f0c339e5cd7c] UDP listener started {:address=>"0.0.0.0:5000", :receive_buffer_bytes=>"106496", :queue_size=>"2000"}
[2020-09-27T15:28:18,282][INFO ][logstash.agent ] Successfully started Logstash API endpoint {:port=>9600}