readme: update readme, move example config

README.md

@@ -61,7 +61,7 @@ In order to compile the project, the [latest stable version of Go] and knowledge
 ```sh
 $ git clone git@github.com:chihaya/chihaya.git
 $ cd chihaya
-$ GO111MODULE=on go build ./cmd/chihaya
+$ go build ./cmd/chihaya
 $ ./chihaya --help
 ```
 
@@ -84,6 +84,19 @@ Removing `-bench` will just run unit tests.
 $ go test -bench $(go list ./...)
 ```
 
+The Chihaya executable contains a command to end-to-end test a BitTorrent tracker.
+See
+
+```sh
+$ chihaya --help
+``` 
+
+### Configuration
+
+Configuration of Chihaya is done via one YAML configuration file.
+The `dist/` directory contains an example configuration file.
+Files and directories under `docs/` contain detailed information about configuring middleware, storage implementations, architecture etc.
+
 ## Related projects
 
 - [BitTorrent.org](https://github.com/bittorrent/bittorrent.org): a static website containing the BitTorrent spec and all BEPs

dist/example_config.yaml

@@ -129,14 +129,15 @@ chihaya:
   #     # This balances between
   #     # - collecting garbage more often, potentially using more CPU time, but potentially using less memory (lower value)
   #     # - collecting garbage less frequently, saving CPU time, but keeping old peers long, thus using more memory (higher value).
-  #     gc_interval: 14m
+  #     gc_interval: 3m
 
-  #     # The frequency which metrics are pushed into a local Prometheus endpoint.
+  #     # The interval at which metrics about the number of infohashes and peers
+  #     # are collected and posted to Prometheus.
   #     prometheus_reporting_interval: 1s
 
   #     # The amount of time until a peer is considered stale.
   #     # To avoid churn, keep this slightly larger than `announce_interval`
-  #     peer_lifetime: 16m
+  #     peer_lifetime: 31m
 
   #     # The address of redis storage.
   #     redis_broker: "redis://pwd@127.0.0.1:6379/0"