Examples with QueryContext io.prestosql.memory.QueryContext used on opensource projects

Example 6 with QueryContext

use of io.prestosql.memory.QueryContext in project hetu-core by openlookeng.

the class AbstractOperatorBenchmark method runOnce.

@Override
protected Map<String, Long> runOnce() {
    Session setSession = testSessionBuilder().setSystemProperty("optimizer.optimize-hash-generation", "true").build();
    MemoryPool memoryPool = new MemoryPool(new MemoryPoolId("test"), new DataSize(1, GIGABYTE));
    SpillSpaceTracker spillSpaceTracker = new SpillSpaceTracker(new DataSize(1, GIGABYTE));
    TaskContext taskContext = new QueryContext(new QueryId("test"), new DataSize(256, MEGABYTE), new DataSize(512, MEGABYTE), memoryPool, new TestingGcMonitor(), localQueryRunner.getExecutor(), localQueryRunner.getScheduler(), new DataSize(256, MEGABYTE), spillSpaceTracker, NOOP_SNAPSHOT_UTILS).addTaskContext(new TaskStateMachine(new TaskId("query", 0, 0), localQueryRunner.getExecutor()), setSession, false, false, OptionalInt.empty(), Optional.empty(), TESTING_SERDE_FACTORY);
    CpuTimer cpuTimer = new CpuTimer();
    Map<String, Long> executionStats = execute(taskContext);
    CpuDuration executionTime = cpuTimer.elapsedTime();
    TaskStats taskStats = taskContext.getTaskStats();
    long inputRows = taskStats.getRawInputPositions();
    long inputBytes = taskStats.getRawInputDataSize().toBytes();
    long outputRows = taskStats.getOutputPositions();
    long outputBytes = taskStats.getOutputDataSize().toBytes();
    double inputMegaBytes = new DataSize(inputBytes, BYTE).getValue(MEGABYTE);
    return ImmutableMap.<String, Long>builder().putAll(executionStats).put("elapsed_millis", executionTime.getWall().toMillis()).put("input_rows_per_second", (long) (inputRows / executionTime.getWall().getValue(SECONDS))).put("output_rows_per_second", (long) (outputRows / executionTime.getWall().getValue(SECONDS))).put("input_megabytes", (long) inputMegaBytes).put("input_megabytes_per_second", (long) (inputMegaBytes / executionTime.getWall().getValue(SECONDS))).put("wall_nanos", executionTime.getWall().roundTo(NANOSECONDS)).put("cpu_nanos", executionTime.getCpu().roundTo(NANOSECONDS)).put("user_nanos", executionTime.getUser().roundTo(NANOSECONDS)).put("input_rows", inputRows).put("input_bytes", inputBytes).put("output_rows", outputRows).put("output_bytes", outputBytes).build();
}

Example 7 with QueryContext

use of io.prestosql.memory.QueryContext in project hetu-core by openlookeng.

the class TestMemoryRevokingScheduler method newSqlTask.

private SqlTask newSqlTask() {
    TaskId taskId = new TaskId("query", 0, idGeneator.incrementAndGet());
    String instanceId = "Testing instance id";
    URI location = URI.create("fake://task/" + taskId);
    return createSqlTask(taskId, instanceId, location, "fake", new QueryContext(new QueryId("query"), new DataSize(1, MEGABYTE), new DataSize(2, MEGABYTE), memoryPool, new TestingGcMonitor(), executor, scheduledExecutor, new DataSize(1, GIGABYTE), spillSpaceTracker, NOOP_SNAPSHOT_UTILS), sqlTaskExecutionFactory, executor, Functions.identity(), new DataSize(32, MEGABYTE), new CounterStat(), createTestMetadataManager());
}