Java Code Examples for io.airlift.units.Duration#getValue()

The following examples show how to use io.airlift.units.Duration#getValue() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: FormatUtils.java    From presto with Apache License 2.0 6 votes vote down vote up 
public static String formatCountRate(double count, Duration duration, boolean longForm)
{
    double rate = count / duration.getValue(SECONDS);
    if (Double.isNaN(rate) || Double.isInfinite(rate)) {
        rate = 0;
    }

    String rateString = formatCount((long) rate);
    if (longForm) {
        if (rateString.endsWith(" ")) {
            rateString = rateString.substring(0, rateString.length() - 1);
        }
        rateString += "/s";
    }
    return rateString;
}
Example 2
Source File: FormatUtils.java    From presto with Apache License 2.0 6 votes vote down vote up 
public static String formatDataRate(DataSize dataSize, Duration duration, boolean longForm)
{
    double rate = dataSize.toBytes() / duration.getValue(SECONDS);
    if (Double.isNaN(rate) || Double.isInfinite(rate)) {
        rate = 0;
    }

    String rateString = formatDataSize(DataSize.ofBytes(Math.round(rate)), false);
    if (longForm) {
        if (!rateString.endsWith("B")) {
            rateString += "B";
        }
        rateString += "/s";
    }
    return rateString;
}
Example 3
Source File: FormatUtils.java    From presto with Apache License 2.0 6 votes vote down vote up 
public static String formatCountRate(double count, Duration duration, boolean longForm)
{
    double rate = count / duration.getValue(SECONDS);
    if (Double.isNaN(rate) || Double.isInfinite(rate)) {
        rate = 0;
    }

    String rateString = formatCount((long) rate);
    if (longForm) {
        if (rateString.endsWith(" ")) {
            rateString = rateString.substring(0, rateString.length() - 1);
        }
        rateString += "/s";
    }
    return rateString;
}
Example 4
Source File: ExpressionProfiler.java    From presto with Apache License 2.0 5 votes vote down vote up 
@VisibleForTesting
public ExpressionProfiler(Ticker ticker, Duration expensiveExpressionThreshold)
{
    requireNonNull(ticker, "ticker is null");
    requireNonNull(expensiveExpressionThreshold, "expensiveExpressionThreshold is null");
    this.expensiveExpressionThresholdNanos = expensiveExpressionThreshold.getValue(NANOSECONDS);
    this.ticker = ticker;
}
Example 5
Source File: ShardRecoveryManager.java    From presto with Apache License 2.0 5 votes vote down vote up 
static DataSize dataRate(DataSize size, Duration duration)
{
    double rate = size.toBytes() / duration.getValue(SECONDS);
    if (Double.isNaN(rate) || Double.isInfinite(rate)) {
        rate = 0;
    }
    return succinctBytes(Math.round(rate));
}
Example 6
Source File: StatusPrinter.java    From presto with Apache License 2.0 4 votes vote down vote up 
public void printFinalInfo()
{
    QueryStatusInfo results = client.finalStatusInfo();
    StatementStats stats = results.getStats();

    Duration wallTime = succinctDuration(stats.getElapsedTimeMillis(), MILLISECONDS);

    int nodes = stats.getNodes();
    if ((nodes == 0) || (stats.getTotalSplits() == 0)) {
        return;
    }

    // blank line
    out.println();

    // Query 12, FINISHED, 1 node
    String querySummary = format("Query %s, %s, %,d %s",
            results.getId(),
            stats.getState(),
            nodes,
            pluralize("node", nodes));
    out.println(querySummary);

    if (debug) {
        out.println(results.getInfoUri().toString());
    }

    // Splits: 1000 total, 842 done (84.20%)
    String splitsSummary = format("Splits: %,d total, %,d done (%.2f%%)",
            stats.getTotalSplits(),
            stats.getCompletedSplits(),
            stats.getProgressPercentage().orElse(0.0));
    out.println(splitsSummary);

    if (debug) {
        // CPU Time: 565.2s total,   26K rows/s, 3.85MB/s
        Duration cpuTime = millis(stats.getCpuTimeMillis());
        String cpuTimeSummary = format("CPU Time: %.1fs total, %5s rows/s, %8s, %d%% active",
                cpuTime.getValue(SECONDS),
                formatCountRate(stats.getProcessedRows(), cpuTime, false),
                formatDataRate(bytes(stats.getProcessedBytes()), cpuTime, true),
                (int) percentage(stats.getCpuTimeMillis(), stats.getWallTimeMillis()));
        out.println(cpuTimeSummary);

        double parallelism = cpuTime.getValue(MILLISECONDS) / wallTime.getValue(MILLISECONDS);

        // Per Node: 3.5 parallelism, 83.3K rows/s, 0.7 MB/s
        String perNodeSummary = format("Per Node: %.1f parallelism, %5s rows/s, %8s",
                parallelism / nodes,
                formatCountRate((double) stats.getProcessedRows() / nodes, wallTime, false),
                formatDataRate(bytes(stats.getProcessedBytes() / nodes), wallTime, true));
        reprintLine(perNodeSummary);

        // Parallelism: 5.3
        out.println(format("Parallelism: %.1f", parallelism));

        // Peak Memory: 1.97GB
        reprintLine("Peak Memory: " + formatDataSize(bytes(stats.getPeakMemoryBytes()), true));

        // Spilled Data: 20GB
        if (stats.getSpilledBytes() > 0) {
            reprintLine("Spilled: " + formatDataSize(bytes(stats.getSpilledBytes()), true));
        }
    }

    // 0:32 [2.12GB, 15M rows] [67MB/s, 463K rows/s]
    String statsLine = format("%s [%s rows, %s] [%s rows/s, %s]",
            formatFinalTime(wallTime),
            formatCount(stats.getProcessedRows()),
            formatDataSize(bytes(stats.getProcessedBytes()), true),
            formatCountRate(stats.getProcessedRows(), wallTime, false),
            formatDataRate(bytes(stats.getProcessedBytes()), wallTime, true));

    out.println(statsLine);

    // blank line
    out.println();
}