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HBASE-14257 Periodic flusher only handles hbase:meta, not other system tables. (Abhishek)

This commit is contained in:
anoopsjohn 2015-10-27 11:52:03 +05:30
parent ac746e0905
commit 4269c7fe69
2 changed files with 7 additions and 6 deletions
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7
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
View File

@ -1307,7 +1307,8 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver, Regi
"hbase.regionserver.optionalcacheflushinterval";
/** Default interval for the memstore flush */
public static final int DEFAULT_CACHE_FLUSH_INTERVAL = 3600000;
public static final int META_CACHE_FLUSH_INTERVAL = 300000; // 5 minutes
/** Default interval for System tables memstore flush */
public static final int SYSTEM_CACHE_FLUSH_INTERVAL = 300000; // 5 minutes
/** Conf key to force a flush if there are already enough changes for one region in memstore */
public static final String MEMSTORE_FLUSH_PER_CHANGES =
@ -1995,9 +1996,9 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver, Regi
return true;
}
long modifiedFlushCheckInterval = flushCheckInterval;
if (getRegionInfo().isMetaRegion() &&
if (getRegionInfo().isSystemTable() &&
getRegionInfo().getReplicaId() == HRegionInfo.DEFAULT_REPLICA_ID) {
modifiedFlushCheckInterval = META_CACHE_FLUSH_INTERVAL;
modifiedFlushCheckInterval = SYSTEM_CACHE_FLUSH_INTERVAL;
}
if (modifiedFlushCheckInterval <= 0) { //disabled
return false;

6
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.java
View File

@ -944,10 +944,10 @@ public class TestDefaultMemStore extends TestCase {
public void testShouldFlushMeta() throws Exception {
// write an edit in the META and ensure the shouldFlush (that the periodic memstore
// flusher invokes) returns true after META_CACHE_FLUSH_INTERVAL (even though
// flusher invokes) returns true after SYSTEM_CACHE_FLUSH_INTERVAL (even though
// the MEMSTORE_PERIODIC_FLUSH_INTERVAL is set to a higher value)
Configuration conf = new Configuration();
conf.setInt(HRegion.MEMSTORE_PERIODIC_FLUSH_INTERVAL, HRegion.META_CACHE_FLUSH_INTERVAL * 10);
conf.setInt(HRegion.MEMSTORE_PERIODIC_FLUSH_INTERVAL, HRegion.SYSTEM_CACHE_FLUSH_INTERVAL * 10);
HBaseTestingUtility hbaseUtility = HBaseTestingUtility.createLocalHTU(conf);
Path testDir = hbaseUtility.getDataTestDir();
EnvironmentEdgeForMemstoreTest edge = new EnvironmentEdgeForMemstoreTest();
@ -969,7 +969,7 @@ public class TestDefaultMemStore extends TestCase {
edge.setCurrentTimeMillis(1234 + 100);
StringBuffer sb = new StringBuffer();
assertTrue(meta.shouldFlush(sb) == false);
edge.setCurrentTimeMillis(edge.currentTime() + HRegion.META_CACHE_FLUSH_INTERVAL + 1);
edge.setCurrentTimeMillis(edge.currentTime() + HRegion.SYSTEM_CACHE_FLUSH_INTERVAL + 1);
assertTrue(meta.shouldFlush(sb) == true);
}