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Amend HBASE-4222 Fix intermittent test failure due to region balancing 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1162289 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Gary Helmling 2011-08-27 02:44:44 +00:00
parent 55978ff60b
commit 6b74d55836
1 changed files with 14 additions and 12 deletions
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26
src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestLogRolling.java
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@ -137,7 +137,7 @@ public class TestLogRolling {
TEST_UTIL.getConfiguration().setInt("hbase.hregion.memstore.flush.size", 8192);
// Increase the amount of time between client retries
TEST_UTIL.getConfiguration().setLong("hbase.client.pause", 15 * 1000);
TEST_UTIL.getConfiguration().setLong("hbase.client.pause", 10 * 1000);
// Reduce thread wake frequency so that other threads can get
// a chance to run.
@ -167,6 +167,9 @@ public class TestLogRolling {
dfsCluster = TEST_UTIL.getDFSCluster();
fs = TEST_UTIL.getTestFileSystem();
admin = TEST_UTIL.getHBaseAdmin();
// disable region rebalancing (interferes with log watching)
cluster.getMaster().balanceSwitch(false);
}
@After
@ -391,6 +394,7 @@ public class TestLogRolling {
*/
@Test
public void testLogRollOnPipelineRestart() throws Exception {
LOG.info("Starting testLogRollOnPipelineRestart");
assertTrue("This test requires HLog file replication.",
fs.getDefaultReplication() > 1);
LOG.info("Replication=" + fs.getDefaultReplication());
@ -434,7 +438,7 @@ public class TestLogRolling {
assertTrue("Need append support for this test", FSUtils
.isAppendSupported(TEST_UTIL.getConfiguration()));
writeData(table, 2);
writeData(table, 1002);
table.setAutoFlush(true);
@ -444,8 +448,6 @@ public class TestLogRolling {
curTime > oldFilenum && oldFilenum != -1);
assertTrue("The log shouldn't have rolled yet", oldFilenum == log.getFilenum());
DatanodeInfo[] pipeline = getPipeline(log);
assertTrue(pipeline.length == fs.getDefaultReplication());
// roll all datanodes in the pipeline
dfsCluster.restartDataNodes();
@ -455,14 +457,14 @@ public class TestLogRolling {
//this.log.sync();
// this write should succeed, but trigger a log roll
writeData(table, 3);
writeData(table, 1003);
long newFilenum = log.getFilenum();
assertTrue("Missing datanode should've triggered a log roll",
newFilenum > oldFilenum && newFilenum > curTime);
//this.log.sync();
writeData(table, 4);
writeData(table, 1004);
// roll all datanode again
dfsCluster.restartDataNodes();
@ -471,7 +473,7 @@ public class TestLogRolling {
LOG.info("Data Nodes restarted");
// this write should succeed, but trigger a log roll
writeData(table, 5);
writeData(table, 1005);
// force a log roll to read back and verify previously written logs
log.rollWriter(true);
@ -498,10 +500,10 @@ public class TestLogRolling {
}
// verify the written rows are there
assertTrue(loggedRows.contains("row0002"));
assertTrue(loggedRows.contains("row0003"));
assertTrue(loggedRows.contains("row0004"));
assertTrue(loggedRows.contains("row0005"));
assertTrue(loggedRows.contains("row1002"));
assertTrue(loggedRows.contains("row1003"));
assertTrue(loggedRows.contains("row1004"));
assertTrue(loggedRows.contains("row1005"));
// flush all regions
List<HRegion> regions =
@ -516,7 +518,7 @@ public class TestLogRolling {
Result r = scanner.next();
assertNotNull(r);
assertFalse(r.isEmpty());
assertEquals("row000"+i, Bytes.toString(r.getRow()));
assertEquals("row100"+i, Bytes.toString(r.getRow()));
}
} finally {
scanner.close();