Package org.apache.pig.backend.hadoop.executionengine.physicalLayer.util

Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.util.MonitoredUDFExecutor.monitorExec()

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    @Test
    public void testNoTimeout() throws IOException {
        SimpleUDF udf = new SimpleUDF(100);
        MonitoredUDFExecutor exec = new MonitoredUDFExecutor(udf);
        assertTrue((Boolean) exec.monitorExec(null));
    }

    /**
     * This main method runs a microbenchmark for measuring overhead caused by
     * annotating a UDF as monitored.
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        UnmonitoredNoOpUDF unmonitoredUdf = new UnmonitoredNoOpUDF();
        // warm up
        System.out.println("Warming up.");
        for (int i : numReps) {
            for (int j=0; j < i; j++) {
                exec.monitorExec(null);
                unmonitoredUdf.exec(null);
            }
        }
        System.out.println("Warmed up. Timing.");
        // tests!
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        // tests!
        for (int k = 0; k < 5; k++) {
            for (int i : numReps) {
                startTime = System.currentTimeMillis();
                for (int j = 0; j < i; j++) {
                    exec.monitorExec(null);
                }
                monitoredTime = System.currentTimeMillis() - startTime;
                startTime = System.currentTimeMillis();
                for (int j = 0; j < i; j++) {
                    unmonitoredUdf.exec(null);
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