Examples with RateStat net.i2p.stat.RateStat used on opensource projects

Example 6 with RateStat

use of net.i2p.stat.RateStat in project i2p.i2p by i2p.

the class ExploratoryPeerSelector method getEvents.

/**
 * Use current + last to get more recent and smoother data
 */
private int getEvents(String stat, long period) {
    RateStat rs = ctx.statManager().getRate(stat);
    if (rs == null)
        return 0;
    Rate r = rs.getRate(period);
    if (r == null)
        return 0;
    return (int) (r.computeAverages().getTotalEventCount());
}

Example 7 with RateStat

use of net.i2p.stat.RateStat in project i2p.i2p by i2p.

the class StatisticsManager method includeAverageThroughput.

/* report the same data for tx and rx, for enhanced anonymity */
private void includeAverageThroughput(Properties stats) {
    RateStat sendRate = _context.statManager().getRate("bw.sendRate");
    RateStat recvRate = _context.statManager().getRate("bw.recvRate");
    if (sendRate == null || recvRate == null)
        return;
    Rate s = sendRate.getRate(60 * 60 * 1000);
    Rate r = recvRate.getRate(60 * 60 * 1000);
    if (s == null || r == null)
        return;
    double speed = (s.getAverageValue() + r.getAverageValue()) / 2;
    double max = Math.max(s.getExtremeAverageValue(), r.getExtremeAverageValue());
    String str = num(speed) + ';' + num(max) + ";0;0;";
    stats.setProperty("stat_bandwidthSendBps.60m", str);
    stats.setProperty("stat_bandwidthReceiveBps.60m", str);
}

Example 8 with RateStat

use of net.i2p.stat.RateStat in project i2p.i2p by i2p.

the class Router method get5mRate.

/**
 *  When outboundOnly is false, outbound rate in bytes per second.
 *  When true, max of inbound and outbound rate in bytes per second.
 */
public int get5mRate(boolean outboundOnly) {
    int send = 0;
    RateStat rs = _context.statManager().getRate("bw.sendRate");
    if (rs != null)
        send = (int) rs.getRate(5 * 60 * 1000).getAverageValue();
    if (outboundOnly)
        return send;
    int recv = 0;
    rs = _context.statManager().getRate("bw.recvRate");
    if (rs != null)
        recv = (int) rs.getRate(5 * 60 * 1000).getAverageValue();
    return Math.max(send, recv);
}

Example 9 with RateStat

use of net.i2p.stat.RateStat in project i2p.i2p by i2p.

the class ProfileOrganizer method peerSendsBadReplies.

/**
 * Does the given peer send us bad replies - either invalid store messages
 * (expired, corrupt, etc) or unreachable replies (pointing towards routers
 * that don't exist).
 */
public boolean peerSendsBadReplies(Hash peer) {
    PeerProfile profile = getProfile(peer);
    if (profile != null && profile.getIsExpandedDB()) {
        RateStat invalidReplyRateStat = profile.getDBHistory().getInvalidReplyRate();
        Rate invalidReplyRate = invalidReplyRateStat.getRate(30 * 60 * 1000l);
        if ((invalidReplyRate.getCurrentTotalValue() > MAX_BAD_REPLIES_PER_HOUR) || (invalidReplyRate.getLastTotalValue() > MAX_BAD_REPLIES_PER_HOUR)) {
            return true;
        }
    }
    return false;
}

Example 10 with RateStat

use of net.i2p.stat.RateStat in project i2p.i2p by i2p.

the class CapacityCalculator method calc.

public static double calc(PeerProfile profile) {
    double capacity;
    if (tooOld(profile)) {
        capacity = 1;
    } else {
        RateStat acceptStat = profile.getTunnelCreateResponseTime();
        RateStat rejectStat = profile.getTunnelHistory().getRejectionRate();
        RateStat failedStat = profile.getTunnelHistory().getFailedRate();
        double capacity10m = estimateCapacity(acceptStat, rejectStat, failedStat, 10 * 60 * 1000);
        // if we actively know they're bad, who cares if they used to be good?
        if (capacity10m <= 0) {
            capacity = 0;
        } else {
            double capacity30m = estimateCapacity(acceptStat, rejectStat, failedStat, 30 * 60 * 1000);
            double capacity60m = estimateCapacity(acceptStat, rejectStat, failedStat, 60 * 60 * 1000);
            double capacity1d = estimateCapacity(acceptStat, rejectStat, failedStat, 24 * 60 * 60 * 1000);
            capacity = capacity10m * periodWeight(10 * 60 * 1000) + capacity30m * periodWeight(30 * 60 * 1000) + capacity60m * periodWeight(60 * 60 * 1000) + capacity1d * periodWeight(24 * 60 * 60 * 1000);
        }
    }
    // now take into account non-rejection tunnel rejections (which haven't
    // incremented the rejection counter, since they were only temporary)
    RouterContext context = profile.getContext();
    long now = context.clock().now();
    if (profile.getTunnelHistory().getLastRejectedTransient() > now - 5 * 60 * 1000)
        capacity = 1;
    else if (profile.getTunnelHistory().getLastRejectedProbabalistic() > now - 5 * 60 * 1000)
        capacity -= context.random().nextInt(5);
    // boost new profiles
    if (now - profile.getFirstHeardAbout() < 45 * 60 * 1000)
        capacity += BONUS_NEW;
    // boost connected peers
    if (profile.isEstablished())
        capacity += BONUS_ESTABLISHED;
    // boost same country
    if (profile.isSameCountry()) {
        double bonus = BONUS_SAME_COUNTRY;
        String b = context.getProperty(PROP_COUNTRY_BONUS);
        if (b != null) {
            try {
                bonus = Double.parseDouble(b);
            } catch (NumberFormatException nfe) {
            }
        }
        capacity += bonus;
    }
    // penalize unreachable peers
    if (profile.wasUnreachable())
        capacity -= PENALTY_UNREACHABLE;
    // credit non-floodfill to reduce conn limit issues at floodfills
    // TODO only if we aren't floodfill ourselves?
    RouterInfo ri = context.netDb().lookupRouterInfoLocally(profile.getPeer());
    if (!FloodfillNetworkDatabaseFacade.isFloodfill(ri))
        capacity += BONUS_NON_FLOODFILL;
    // a tiny tweak to break ties and encourage closeness, -.25 to +.25
    capacity -= profile.getXORDistance() * (BONUS_XOR / 128);
    capacity += profile.getCapacityBonus();
    if (capacity < 0)
        capacity = 0;
    return capacity;
}