Sokol Andrei

Go/Tally has an improved thrift version https://github.com/uber-go/tally/blob/master/m3/thrift/v2/v2.thrift The new version is supposedly better. Java and Go should use he same version.

PrometheusReporter#reportHistogramDurationSamples and PrometheusReporter#reportHistogramValueSamples scored pretty bad in terms of throughput (0.693 ± 0.102 ops/ms and 0.777 ± 0.120 ops/ms, respectively) comparing to other StatsReporter implementations (e.g. M3Reporter: 188.096 ± 7.091...

M3Reporter implementation of StatsReporter allows to set some default tags, which will be added to all reported metrics: ``` StatsReporter reporter = new M3Reporter.Builder(new InetSocketAddress("localhost", 9052)) .env("testing") .service("service_name") .includeHost(false) .commonTags(ImmutableMap.of("tag1",...