/**
* 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("");
}
/**
* Prints the results and statistics about performance.
*
* @throws IOException
* @throws Exception if anything unexpected happens.
*/
public synchronized void printResults(long totalElapsedMS, long queryElapsedMS)
throws IOException {
ClientStats stats = fullStatsContext.fetch().getStats();
// 1. Results and performance statistics
System.out.print(HORIZONTAL_RULE);
System.out.println(" Results");
System.out.println(HORIZONTAL_RULE);
System.out.printf("Total queries completed: %9d\n", stats.getInvocationsCompleted());
// 2. Performance statistics
System.out.print(HORIZONTAL_RULE);
System.out.println(" Client Workload Statistics");
System.out.println(HORIZONTAL_RULE);
System.out.printf("Average throughput: %,9d txns/sec\n", stats.getTxnThroughput());
System.out.printf("Average latency: %,9.2f ms\n", stats.getAverageLatency());
System.out.printf(
"95th percentile latency: %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.95));
System.out.printf(
"99th percentile latency: %,9.2f ms\n", stats.kPercentileLatencyAsDouble(.99));
System.out.print("\n" + HORIZONTAL_RULE);
System.out.println(" System Server Statistics");
System.out.println(HORIZONTAL_RULE);
System.out.printf(
"Reported Internal Avg Latency: %,9.2f ms\n", stats.getAverageInternalLatency());
System.out.print("\n" + HORIZONTAL_RULE);
System.out.println(" Planner Statistics");
System.out.println(HORIZONTAL_RULE);
printPlannerStatistics();
// 3. Write stats to file if requested
client.writeSummaryCSV(stats, cliConfig.statsfile);
}
/**
* 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();
// 1. Get/Put performance results
String display =
"\n"
+ HORIZONTAL_RULE
+ " KV Store Results\n"
+ HORIZONTAL_RULE
+ "\nA total of %,d operations were posted...\n"
+ " - GETs: %,9d Operations (%,d Misses and %,d Failures)\n"
+ " %,9d Multi-partition Operations (%.2f%%)\n"
+ " %,9d Single-partition Operations (%.2f%%)\n"
+ " %,9d MB in compressed store data\n"
+ " %,9d MB in uncompressed application data\n"
+ " Network Throughput: %6.3f Gbps*\n"
+ " - PUTs: %,9d Operations (%,d Failures)\n"
+ " %,9d Multi-partition Operations (%.2f%%)\n"
+ " %,9d Single-partition Operations (%.2f%%)\n"
+ " %,9d MB in compressed store data\n"
+ " %,9d MB in uncompressed application data\n"
+ " Network Throughput: %6.3f Gbps*\n"
+ " - Total Network Throughput: %6.3f Gbps*\n\n"
+ "* Figure includes key & value traffic but not database protocol overhead.\n\n";
double oneGigabit = (1024 * 1024 * 1024) / 8;
long oneMB = (1024 * 1024);
double getThroughput = networkGetData.get() + (successfulGets.get() * config.keysize);
getThroughput /= (oneGigabit * config.duration);
long totalPuts = successfulPuts.get() + failedPuts.get();
double putThroughput = networkGetData.get() + (totalPuts * config.keysize);
putThroughput /= (oneGigabit * config.duration);
long gtt = successfulGetsMPT.get() + successfulGetsMPF.get();
long gst = successfulGetsMPT.get();
long gsf = successfulGetsMPF.get();
double getMptR = (double) (100.00 * gst / gtt);
double getMpfR = (double) (100.00 * gsf / gtt);
// System.out.printf("st = %d, sf = %d, tt = %d, getMptR = '%.2f%%', getMpfR = '%.2f%%',",
// gst, gsf, gtt, getMptR, getMpfR);
long ptt = successfulPutsMPT.get() + successfulPutsMPF.get();
long pst = successfulPutsMPT.get();
long psf = successfulPutsMPF.get();
double putMptR = (double) (100.00 * pst / ptt);
double putMpfR = (double) (100.00 * psf / ptt);
System.out.printf(
display,
stats.getInvocationsCompleted(),
successfulGets.get(),
missedGets.get(),
failedGets.get(),
successfulGetsMPT.get(),
getMptR,
successfulGetsMPF.get(),
getMpfR,
networkGetData.get() / oneMB,
rawGetData.get() / oneMB,
getThroughput,
successfulPuts.get(),
failedPuts.get(),
successfulPutsMPT.get(),
putMptR,
successfulPutsMPF.get(),
putMpfR,
networkPutData.get() / oneMB,
rawPutData.get() / oneMB,
putThroughput,
getThroughput + putThroughput);
// 2. Performance statistics
System.out.print(HORIZONTAL_RULE);
System.out.println(" Client Workload Statistics");
System.out.println(HORIZONTAL_RULE);
System.out.printf("Average throughput: %,9d txns/sec\n", stats.getTxnThroughput());
System.out.printf("Average latency: %,9.2f ms\n", stats.getAverageLatency());
System.out.printf("95th percentile latency: %,9d ms\n", stats.kPercentileLatency(.95));
System.out.printf("99th percentile latency: %,9d ms\n", stats.kPercentileLatency(.99));
System.out.print("\n" + HORIZONTAL_RULE);
System.out.println(" System Server Statistics");
System.out.println(HORIZONTAL_RULE);
if (config.autotune) {
System.out.printf("Targeted Internal Avg Latency: %,9d ms\n", config.latencytarget);
}
System.out.printf(
"Reported Internal Avg Latency: %,9.2f ms\n", stats.getAverageInternalLatency());
// 3. Write stats to file if requested
client.writeSummaryCSV(stats, config.statsfile);
}