var os = require('os'); module.exports = function(logger, poolConfigs){ //Every 10 minutes clear out old hashrate stat data from redis setInterval(function(){ var tenMinutesAgo = (Date.now() / 1000 | 0) - (60 * 10); connection.zremrangebyscore([coin + '_hashrate', '-inf', tenMinutesAgo]); }, 10 * 60 * 1000); };