Examples with RegionTooBusyException org.apache.hadoop.hbase.RegionTooBusyException used on opensource projects

Example 1 with RegionTooBusyException

use of org.apache.hadoop.hbase.RegionTooBusyException in project hbase by apache.

the class TestRpcMetrics method testSourceMethods.

/**
   * Test to make sure that all the actively called method on MetricsHBaseServer work.
   */
@Test
public void testSourceMethods() {
    MetricsHBaseServer mrpc = new MetricsHBaseServer("HMaster", new MetricsHBaseServerWrapperStub());
    MetricsHBaseServerSource serverSource = mrpc.getMetricsSource();
    for (int i = 0; i < 12; i++) {
        mrpc.authenticationFailure();
    }
    for (int i = 0; i < 13; i++) {
        mrpc.authenticationSuccess();
    }
    HELPER.assertCounter("authenticationFailures", 12, serverSource);
    HELPER.assertCounter("authenticationSuccesses", 13, serverSource);
    for (int i = 0; i < 14; i++) {
        mrpc.authorizationSuccess();
    }
    for (int i = 0; i < 15; i++) {
        mrpc.authorizationFailure();
    }
    HELPER.assertCounter("authorizationSuccesses", 14, serverSource);
    HELPER.assertCounter("authorizationFailures", 15, serverSource);
    mrpc.dequeuedCall(100);
    mrpc.processedCall(101);
    mrpc.totalCall(102);
    HELPER.assertCounter("queueCallTime_NumOps", 1, serverSource);
    HELPER.assertCounter("processCallTime_NumOps", 1, serverSource);
    HELPER.assertCounter("totalCallTime_NumOps", 1, serverSource);
    mrpc.sentBytes(103);
    mrpc.sentBytes(103);
    mrpc.sentBytes(103);
    mrpc.receivedBytes(104);
    mrpc.receivedBytes(104);
    HELPER.assertCounter("sentBytes", 309, serverSource);
    HELPER.assertCounter("receivedBytes", 208, serverSource);
    mrpc.receivedRequest(105);
    mrpc.sentResponse(106);
    HELPER.assertCounter("requestSize_NumOps", 1, serverSource);
    HELPER.assertCounter("responseSize_NumOps", 1, serverSource);
    mrpc.exception(null);
    HELPER.assertCounter("exceptions", 1, serverSource);
    mrpc.exception(new RegionMovedException(ServerName.parseServerName("localhost:60020"), 100));
    mrpc.exception(new RegionTooBusyException());
    mrpc.exception(new OutOfOrderScannerNextException());
    mrpc.exception(new NotServingRegionException());
    HELPER.assertCounter("exceptions.RegionMovedException", 1, serverSource);
    HELPER.assertCounter("exceptions.RegionTooBusyException", 1, serverSource);
    HELPER.assertCounter("exceptions.OutOfOrderScannerNextException", 1, serverSource);
    HELPER.assertCounter("exceptions.NotServingRegionException", 1, serverSource);
    HELPER.assertCounter("exceptions", 5, serverSource);
}

Example 2 with RegionTooBusyException

use of org.apache.hadoop.hbase.RegionTooBusyException in project hbase by apache.

the class TestHRegion method testRegionTooBusy.

/**
   * Test RegionTooBusyException thrown when region is busy
   */
@Test
public void testRegionTooBusy() throws IOException {
    byte[] family = Bytes.toBytes("family");
    long defaultBusyWaitDuration = CONF.getLong("hbase.busy.wait.duration", HRegion.DEFAULT_BUSY_WAIT_DURATION);
    CONF.setLong("hbase.busy.wait.duration", 1000);
    region = initHRegion(tableName, method, CONF, family);
    final AtomicBoolean stopped = new AtomicBoolean(true);
    Thread t = new Thread(new Runnable() {

        @Override
        public void run() {
            try {
                region.lock.writeLock().lock();
                stopped.set(false);
                while (!stopped.get()) {
                    Thread.sleep(100);
                }
            } catch (InterruptedException ie) {
            } finally {
                region.lock.writeLock().unlock();
            }
        }
    });
    t.start();
    Get get = new Get(row);
    try {
        while (stopped.get()) {
            Thread.sleep(100);
        }
        region.get(get);
        fail("Should throw RegionTooBusyException");
    } catch (InterruptedException ie) {
        fail("test interrupted");
    } catch (RegionTooBusyException e) {
    // Good, expected
    } finally {
        stopped.set(true);
        try {
            t.join();
        } catch (Throwable e) {
        }
        HBaseTestingUtility.closeRegionAndWAL(region);
        region = null;
        CONF.setLong("hbase.busy.wait.duration", defaultBusyWaitDuration);
    }
}