- do perf tests twice to avoid warm-up/compilation costs
- do perf tests twice to avoid warm-up/compilation costs

opentable/logstash-kafka,tinglinux/logstash-kafka,joekiller/logstash-kafka,Aloomaio/logstash-kafka,tinglinux/logstash-kafka,Aloomaio/logstash-kafka,joekiller/logstash-kafka,opentable/logstash-kafka