Examples with DispatchManager com.facebook.presto.dispatcher.DispatchManager used on opensource projects

Example 11 with DispatchManager

use of com.facebook.presto.dispatcher.DispatchManager in project presto by prestodb.

the class TestQueues method testRejection.

private void testRejection() throws Exception {
    try (DistributedQueryRunner queryRunner = createQueryRunner()) {
        queryRunner.installPlugin(new ResourceGroupManagerPlugin());
        queryRunner.getCoordinator().getResourceGroupManager().get().setConfigurationManager("file", ImmutableMap.of("resource-groups.config-file", getResourceFilePath("resource_groups_config_dashboard.json")));
        QueryId queryId = createQuery(queryRunner, newRejectionSession(), LONG_LASTING_QUERY);
        waitForQueryState(queryRunner, queryId, FAILED);
        DispatchManager dispatchManager = queryRunner.getCoordinator().getDispatchManager();
        assertEquals(dispatchManager.getQueryInfo(queryId).getErrorCode(), QUERY_REJECTED.toErrorCode());
    }
}

Example 12 with DispatchManager

use of com.facebook.presto.dispatcher.DispatchManager in project presto by prestodb.

the class TestQueuesDb method testQueryExecutionTimeLimit.

@Test(timeOut = 60_000)
public void testQueryExecutionTimeLimit() throws Exception {
    QueryManager queryManager = queryRunner.getCoordinator().getQueryManager();
    InternalResourceGroupManager manager = queryRunner.getCoordinator().getResourceGroupManager().get();
    ReloadingResourceGroupConfigurationManager reloadingConfigurationManager = (ReloadingResourceGroupConfigurationManager) manager.getConfigurationManager();
    QueryId firstQuery = createQuery(queryRunner, testSessionBuilder().setCatalog("tpch").setSchema("sf100000").setSource("dashboard").setSystemProperty(QUERY_MAX_EXECUTION_TIME, "1ms").build(), LONG_LASTING_QUERY);
    waitForQueryState(queryRunner, firstQuery, FAILED);
    assertEquals(queryManager.getFullQueryInfo(firstQuery).getErrorCode(), EXCEEDED_TIME_LIMIT.toErrorCode());
    assertContains(queryManager.getFullQueryInfo(firstQuery).getFailureInfo().getMessage(), "Query exceeded the maximum execution time limit of 1.00ms");
    // set max running queries to 0 for the dashboard resource group so that new queries get queued immediately
    dao.updateResourceGroup(5, "dashboard-${USER}", "1MB", 1, null, 0, null, null, null, null, null, null, null, null, 3L, TEST_ENVIRONMENT);
    reloadingConfigurationManager.load();
    QueryId secondQuery = createQuery(queryRunner, testSessionBuilder().setCatalog("tpch").setSchema("sf100000").setSource("dashboard").setSystemProperty(QUERY_MAX_EXECUTION_TIME, "1ms").build(), LONG_LASTING_QUERY);
    // this query should immediately get queued
    waitForQueryState(queryRunner, secondQuery, QUEUED);
    // after a 5s wait this query should still be QUEUED, not FAILED as the max execution time should be enforced after the query starts running
    Thread.sleep(5_000);
    DispatchManager dispatchManager = queryRunner.getCoordinator().getDispatchManager();
    assertEquals(dispatchManager.getQueryInfo(secondQuery).getState(), QUEUED);
    // reconfigure the resource group to run the second query
    dao.updateResourceGroup(5, "dashboard-${USER}", "1MB", 1, null, 1, null, null, null, null, null, null, null, null, 3L, TEST_ENVIRONMENT);
    reloadingConfigurationManager.load();
    // cancel the first one and let the second one start
    dispatchManager.cancelQuery(firstQuery);
    // wait until the second one is FAILED
    waitForQueryState(queryRunner, secondQuery, FAILED);
}