Examples with ClientStats org.voltdb.client.ClientStats used on opensource projects

Example 26 with ClientStats

use of org.voltdb.client.ClientStats in project voltdb by VoltDB.

the class ScanBenchmark method printResults.

/**
     * Prints the results of the voting simulation and statistics
     * about performance.
     *
     * @throws Exception if anything unexpected happens.
     */
public synchronized void printResults() throws Exception {
    ClientStats stats = fullStatsContext.fetch().getStats();
    // 3. Performance statistics
    System.out.print(HORIZONTAL_RULE);
    System.out.println(" Client Workload Statistics");
    System.out.println(HORIZONTAL_RULE);
    double averageTimePerScan = (benchmarkEndTS - benchmarkStartTS) / (double) config.runs;
    double tuplesPerSecond = (config.rows / averageTimePerScan) * 1000.0;
    System.out.printf("Each of %d %s scans of %d tuples took %.2fms for a throughput of %.2f tuples/second.\n", config.runs, config.test, config.rows, averageTimePerScan, tuplesPerSecond);
    PrintWriter outputStream = null;
    if (config.statsfile != "") {
        try {
            outputStream = new PrintWriter(new FileWriter(config.statsfile));
            // for stats: duration in milliseconds, # iterations (# rows in this case)
            outputStream.printf("0,%f,%d,0,0,0,0,0,0,0,0,0,0\n", averageTimePerScan, config.rows);
        } catch (Exception e) {
            System.err.println("ERROR unable to write stats file");
            System.err.println(e);
            System.exit(1);
        } finally {
            outputStream.close();
        }
    }
}

Example 27 with ClientStats

use of org.voltdb.client.ClientStats in project voltdb by VoltDB.

the class OneShotBenchmark method printStatistics.

/**
     * Prints a one line update on performance that can be printed
     * periodically during a benchmark.
     */
public synchronized void printStatistics() {
    ClientStats stats = periodicStatsContext.fetchAndResetBaseline().getStats();
    long time = Math.round((stats.getEndTimestamp() - benchmarkStartTS) / 1000.0);
    System.out.printf("%02d:%02d:%02d ", time / 3600, (time / 60) % 60, time % 60);
    System.out.printf("Throughput %d/s, ", stats.getTxnThroughput());
    System.out.printf("Aborts/Failures %d/%d, ", stats.getInvocationAborts(), stats.getInvocationErrors());
    System.out.printf("Avg/95%% Latency %.2f/%.2fms\n", stats.getAverageLatency(), stats.kPercentileLatencyAsDouble(0.95));
    stats = mpPeriodicStatsContext.fetchAndResetBaseline().getStats();
    System.out.printf("%02d:%02d:%02d ", time / 3600, (time / 60) % 60, time % 60);
    System.out.printf("MP Throughput %d/s, ", stats.getTxnThroughput());
    System.out.printf("Aborts/Failures %d/%d, ", stats.getInvocationAborts(), stats.getInvocationErrors());
    System.out.printf("Avg/95%% Latency %.2f/%.2fms\n", stats.getAverageLatency(), stats.kPercentileLatencyAsDouble(0.95));
}

Example 28 with ClientStats

use of org.voltdb.client.ClientStats in project voltdb by VoltDB.

the class MaterializedViewBenchmark method printStatistics.

/**
     * Prints a one line update on performance that can be printed periodically during a benchmark.
     */
public synchronized void printStatistics() {
    ClientStats stats = periodicStatsContext.fetchAndResetBaseline().getStats();
    long time = Math.round((stats.getEndTimestamp() - benchmarkStartTS) / 1000.0);
    System.out.printf("%02d:%02d:%02d ", time / 3600, (time / 60) % 60, time % 60);
    System.out.printf("Throughput %d/s, ", stats.getTxnThroughput());
    System.out.printf("Txns Completed %d ", stats.getInvocationsCompleted());
    System.out.printf("Avg/95%% Latency %.2f/%.2fms\n", stats.getAverageLatency(), stats.kPercentileLatencyAsDouble(0.95));
    System.out.println("");
}

Example 29 with ClientStats

use of org.voltdb.client.ClientStats in project voltdb by VoltDB.

the class MaterializedViewBenchmark method printResults.

/**
     * Prints the results and statistics about performance.
     *
     * @param procedure The name of the stored procedure that was tested.
     * @throws Exception if anything unexpected happens.
     */
public synchronized void printResults(String procedure) throws Exception {
    ClientStats stats = fullStatsContext.fetchAndResetBaseline().getStats();
    double execTimeInMicroSec = 0.0;
    // 1. Results and performance statistics
    System.out.print(HORIZONTAL_RULE);
    System.out.println(" Results");
    System.out.println(HORIZONTAL_RULE);
    System.out.printf("Average throughput: %,9d txns/sec\n", stats.getTxnThroughput());
    VoltTable procStats = client.callProcedure("@Statistics", "procedureprofile", 0).getResults()[0];
    while (procStats.advanceRow()) {
        String procName = procStats.getString("PROCEDURE");
        if (procName.equals(procedure)) {
            execTimeInMicroSec = (procStats.getLong("AVG") / 1000.0);
            System.out.printf("Average execution time: %,9f usec\n", execTimeInMicroSec);
            break;
        }
    }
}

Example 30 with ClientStats

use of org.voltdb.client.ClientStats in project voltdb by VoltDB.

the class MaterializedViewBenchmark method printResults.

/**
     * Prints the results and statistics about performance.
     *
     * @param procedure The name of the stored procedure that was tested. fw File writer object to write stats to.
     * suffix Label for the row in the csv file.
     * @throws Exception if anything unexpected happens.
     */
public synchronized void printResults(String procedure, FileWriter fw, String suffix) throws Exception {
    ClientStats stats = fullStatsContext.fetchAndResetBaseline().getStats();
    double execTimeInMicroSec = 0.0;
    // 1. Results and performance statistics
    System.out.print(HORIZONTAL_RULE);
    System.out.println(" Results");
    System.out.println(HORIZONTAL_RULE);
    System.out.printf("Average throughput: %,9d txns/sec\n", stats.getTxnThroughput());
    VoltTable procStats = client.callProcedure("@Statistics", "procedureprofile", 0).getResults()[0];
    while (procStats.advanceRow()) {
        String procName = procStats.getString("PROCEDURE");
        if (procName.equals(procedure)) {
            execTimeInMicroSec = (procStats.getLong("AVG") / 1000.0);
            System.out.printf("Average execution time: %,9f usec\n", execTimeInMicroSec);
            break;
        }
    }
    // 3. Write stats to file if requested
    fw.append(String.format("%s,%d,-1,%d,0,0,0,%.2f,0,0,0,0,0,0\n", suffix, stats.getStartTimestamp(), stats.getTxnThroughput(), execTimeInMicroSec));
}