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HBASE-25361 [Flakey Tests] branch-2 TestMetaRegionLocationCache.testStandByMetaLocations (#2736) 

Add a bit of a wait before testing if online replicas match the zk count. It might take a
while for all replicas to come online.

Signed-off-by: huaxiangsun <huaxiangsun@apache.org>
This commit is contained in:
Michael Stack 2020-12-05 08:55:59 -08:00 committed by stack
parent b26395f3bb
commit 6791b29771
1 changed files with 8 additions and 0 deletions
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8
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestMetaRegionLocationCache.java
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@ -98,6 +98,14 @@ public class TestMetaRegionLocationCache {
assertFalse(metaHRLs.isEmpty()); assertFalse(metaHRLs.isEmpty());
ZKWatcher zk = master.getZooKeeper(); ZKWatcher zk = master.getZooKeeper();
List<String> metaZnodes = zk.getMetaReplicaNodes(); List<String> metaZnodes = zk.getMetaReplicaNodes();
// Wait till all replicas available.
while (master.getMetaRegionLocationCache().getMetaRegionLocations().get().size() !=
metaZnodes.size()) {
Thread.sleep(1000);
if (++retries == 10) {
break;
}
}
assertEquals(metaZnodes.size(), metaHRLs.size()); assertEquals(metaZnodes.size(), metaHRLs.size());
List<HRegionLocation> actualHRLs = getCurrentMetaLocations(zk); List<HRegionLocation> actualHRLs = getCurrentMetaLocations(zk);
Collections.sort(metaHRLs); Collections.sort(metaHRLs);