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HBASE-19250 TestClientClusterStatus is flaky

This commit is contained in:
Andrew Purtell 2017-11-13 16:50:24 -08:00
parent 80741e31e8
commit b2c2729c42
1 changed files with 13 additions and 0 deletions
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13
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestClientClusterStatus.java
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@ -31,6 +31,8 @@ import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.MiniHBaseCluster;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.Waiter;
import org.apache.hadoop.hbase.Waiter.Predicate;
import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;
import org.apache.hadoop.hbase.coprocessor.MasterCoprocessor;
import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;
@ -127,6 +129,7 @@ public class TestClientClusterStatus {
@Test
public void testLiveAndDeadServersStatus() throws Exception {
// Count the number of live regionservers
List<RegionServerThread> regionserverThreads = CLUSTER.getLiveRegionServerThreads();
int numRs = 0;
int len = regionserverThreads.size();
@ -135,6 +138,16 @@ public class TestClientClusterStatus {
numRs++;
}
}
// Depending on the (random) order of unit execution we may run this unit before the
// minicluster is fully up and recovered from the RS shutdown done during test init.
Waiter.waitFor(CLUSTER.getConfiguration(), 10 * 1000, 100, new Predicate<Exception>() {
@Override
public boolean evaluate() throws Exception {
ClusterStatus status = ADMIN.getClusterStatus(EnumSet.of(Option.LIVE_SERVERS));
Assert.assertNotNull(status);
return status.getRegionsCount() > 0;
}
});
// Retrieve live servers and dead servers info.
EnumSet<Option> options = EnumSet.of(Option.LIVE_SERVERS, Option.DEAD_SERVERS);
ClusterStatus status = ADMIN.getClusterStatus(options);