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HBASE-8960: TestDistributedLogSplitting fails sometime - stablize testDisallowWritesInRecovering 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1516248 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
jeffreyz 2013-08-21 18:35:29 +00:00
parent d663f2baa1
commit 568bff8326
1 changed files with 26 additions and 20 deletions
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46
hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestDistributedLogSplitting.java
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@ -775,7 +775,6 @@ public class TestDistributedLogSplitting {
curConf.setBoolean(HConstants.DISALLOW_WRITES_IN_RECOVERING, true);
startCluster(NUM_RS, curConf);
final int NUM_REGIONS_TO_CREATE = 40;
final int NUM_LOG_LINES = 30000;
// turn off load balancing to prevent regions from moving around otherwise
// they will consume recovered.edits
master.balanceSwitch(false);
@ -783,33 +782,40 @@ public class TestDistributedLogSplitting {
List<RegionServerThread> rsts = cluster.getLiveRegionServerThreads();
final ZooKeeperWatcher zkw = new ZooKeeperWatcher(conf, "table-creation", null);
HTable ht = installTable(zkw, "table", "family", NUM_REGIONS_TO_CREATE);
final SplitLogManager slm = master.getMasterFileSystem().splitLogManager;
HRegionServer hrs = findRSToKill(false, "table");
List<HRegionInfo> regions = ProtobufUtil.getOnlineRegions(hrs);
makeHLog(hrs.getWAL(), regions, "table", "family", NUM_LOG_LINES, 100);
Set<HRegionInfo> regionSet = new HashSet<HRegionInfo>();
HRegionInfo region = null;
HRegionServer hrs = null;
HRegionServer dstRS = null;
for (int i = 0; i < NUM_RS; i++) {
hrs = rsts.get(i).getRegionServer();
List<HRegionInfo> regions = ProtobufUtil.getOnlineRegions(hrs);
if (regions.isEmpty()) continue;
region = regions.get(0);
regionSet.add(region);
dstRS = rsts.get((i+1) % NUM_RS).getRegionServer();
break;
}
// abort RS
LOG.info("Aborting region server: " + hrs.getServerName());
hrs.abort("testing");
// wait for abort completes
TEST_UTIL.waitFor(120000, 200, new Waiter.Predicate<Exception>() {
slm.markRegionsRecoveringInZK(hrs.getServerName(), regionSet);
// move region in order for the region opened in recovering state
final HRegionInfo hri = region;
final HRegionServer tmpRS = dstRS;
TEST_UTIL.getHBaseAdmin().move(region.getEncodedNameAsBytes(),
Bytes.toBytes(dstRS.getServerName().getServerName()));
// wait for region move completes
final RegionStates regionStates =
TEST_UTIL.getHBaseCluster().getMaster().getAssignmentManager().getRegionStates();
TEST_UTIL.waitFor(45000, 200, new Waiter.Predicate<Exception>() {
@Override
public boolean evaluate() throws Exception {
return (cluster.getLiveRegionServerThreads().size() <= (NUM_RS - 1));
ServerName sn = regionStates.getRegionServerOfRegion(hri);
return (sn != null && sn.equals(tmpRS.getServerName()));
}
});
// wait for regions come online
TEST_UTIL.waitFor(180000, 100, new Waiter.Predicate<Exception>() {
@Override
public boolean evaluate() throws Exception {
return (getAllOnlineRegions(cluster).size() >= (NUM_REGIONS_TO_CREATE + 1));
}
});
try {
HRegionInfo region = regions.get(0);
byte[] key = region.getStartKey();
if (key == null || key.length == 0) {
key = new byte[] { 0, 0, 0, 0, 1 };