/** Run and periodically report export measurements to file. */
public void run() {
boolean alldone;
do {
try {
sleep(sleeptime);
} catch (InterruptedException e) {
// do nothing
}
alldone = true;
// terminate this thread when all the worker threads are done
for (Thread t : _threads) {
if (t.getState() != Thread.State.TERMINATED) {
alldone = false;
}
}
try {
Measurements.getMeasurements().exportMeasurementsPart(exporter);
} catch (IOException e) {
e.printStackTrace();
}
} while (!alldone);
exportOverall();
}
/**
* Exports the measurements to either sysout or a file using the exporter loaded from conf.
*
* @throws IOException Either failed to write to output stream or failed to close it.
*/
private static void exportMeasurements(Properties props, int opcount, long runtime)
throws IOException {
MeasurementsExporter exporter = null;
try {
// if no destination file is provided the results will be written to stdout
OutputStream out;
String exportFile = props.getProperty("exportfile");
if (exportFile == null) {
out = System.out;
} else {
out = new FileOutputStream(exportFile);
}
// if no exporter is provided the default text one will be used
String exporterStr =
props.getProperty(
"exporter", "com.yahoo.ycsb.measurements.exporter.TextMeasurementsExporter");
try {
exporter =
(MeasurementsExporter)
Class.forName(exporterStr).getConstructor(OutputStream.class).newInstance(out);
} catch (Exception e) {
System.err.println(
"Could not find exporter " + exporterStr + ", will use default text reporter.");
e.printStackTrace();
exporter = new TextMeasurementsExporter(out);
}
exporter.write("OVERALL", "RunTime(ms)", runtime);
double throughput = 1000.0 * ((double) opcount) / ((double) runtime);
exporter.write("OVERALL", "Throughput(ops/sec)", throughput);
Measurements.getMeasurements().exportMeasurements(exporter);
} finally {
if (exporter != null) {
exporter.close();
}
}
}
/**
* Cleanup any state for this DB. Called once per DB instance; there is one DB instance per client
* thread.
*/
@Override
public void cleanup() throws DBException {
// Get the measurements instance as this is the only client that should
// count clean up time like an update if client-side buffering is
// enabled.
Measurements measurements = Measurements.getMeasurements();
try {
long st = System.nanoTime();
if (bufferedMutator != null) {
bufferedMutator.close();
}
if (currentTable != null) {
currentTable.close();
}
long en = System.nanoTime();
final String type = clientSideBuffering ? "UPDATE" : "CLEANUP";
measurements.measure(type, (int) ((en - st) / 1000));
connection.close();
} catch (IOException e) {
throw new DBException(e);
}
}
public void exportOverall() {
try {
Measurements.getMeasurements().exportMeasurementsFinal(exporter);
long opcount = 0;
long runtime = 0;
long recon = 0;
for (Thread t : _threads) {
ClientThread ct = (ClientThread) t;
opcount += ct.getOpsDone();
if (runtime < ct.getRuntime()) {
runtime = ct.getRuntime();
}
recon += ct.getReconnections();
}
exporter.write("OVERALL", "Reconnections", recon);
exporter.write("OVERALL", "RunTime(ms)", runtime);
exporter.write("OVERALL", "Operations", opcount);
double throughput = 1000.0 * ((double) opcount) / ((double) runtime);
exporter.write("OVERALL", "Throughput(ops/sec)", throughput);
exporter.close();
} catch (IOException e) {
e.printStackTrace();
}
}
/** Run and periodically report status. */
public void run() {
long st = System.currentTimeMillis();
long lasten = st;
long lasttotalops = 0;
boolean alldone;
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss:SSS");
do {
alldone = true;
int totalops = 0;
// terminate this thread when all the worker threads are done
for (Thread t : _threads) {
if (t.getState() != Thread.State.TERMINATED) {
alldone = false;
}
ClientThread ct = (ClientThread) t;
totalops += ct.getOpsDone();
}
long en = System.currentTimeMillis();
long interval = en - st;
// double throughput=1000.0*((double)totalops)/((double)interval);
double curthroughput =
1000.0 * (((double) (totalops - lasttotalops)) / ((double) (en - lasten)));
lasttotalops = totalops;
lasten = en;
DecimalFormat d = new DecimalFormat("#.##");
if (totalops == 0) {
System.err.println(
_label
+ " "
+ (interval / 1000)
+ " sec: "
+ totalops
+ " operations; "
+ Measurements.getMeasurements().getSummary());
} else {
System.err.println(
_label
+ " "
+ (interval / 1000)
+ " sec: "
+ totalops
+ " operations; "
+ d.format(curthroughput)
+ " current ops/sec; "
+ Measurements.getMeasurements().getSummary());
}
if (_standardstatus) {
if (totalops == 0) {
System.out.println(
_label
+ " "
+ (interval / 1000)
+ " sec: "
+ totalops
+ " operations; "
+ Measurements.getMeasurements().getSummary());
} else {
System.out.println(
_label
+ " "
+ (interval / 1000)
+ " sec: "
+ totalops
+ " operations; "
+ d.format(curthroughput)
+ " current ops/sec; "
+ Measurements.getMeasurements().getSummary());
}
}
try {
sleep(sleeptime);
} catch (InterruptedException e) {
// do nothing
}
} while (!alldone);
}
