swarm maxAge: increase to 20 min

Author: feross

lib/server/swarm.js

@@ -9,7 +9,7 @@ var randomIterate = require('random-iterate')
 function Swarm (infoHash, server) {
   this.peers = new LRU({
     max: server.peersCacheLength || 1000,
-    maxAge: server.peersCacheTtl || 900000 // 900 000ms = 15 minutes
+    maxAge: server.peersCacheTtl || 20 * 60 * 1000 // 20 minutes
   })
   this.complete = 0
   this.incomplete = 0