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HBASE-23853 [Flakey Test] TestBlockEvictionFromClient#testBlockRefCountAfterSplits (#1363) 

Signed-off-by: Jan Hentschel <jan.hentschel@ultratendency.com>
  Signed-off-by: Viraj Jasani <vjasani@apache.org>
  Signed-off-by: <stack@apache.org>
This commit is contained in:
huaxiangsun 2020-03-26 14:06:34 -07:00 committed by GitHub
parent d05fccfc24
commit 50c8f49c31
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1 changed files with 10 additions and 1 deletions
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hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestBlockEvictionFromClient.java
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@ -37,6 +37,7 @@ import org.apache.hadoop.hbase.HBaseClassTestRule;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HRegionLocation;
import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;
@ -51,6 +52,7 @@ import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.CachedBlock;
import org.apache.hadoop.hbase.io.hfile.CombinedBlockCache;
import org.apache.hadoop.hbase.io.hfile.bucket.BucketCache;
import org.apache.hadoop.hbase.regionserver.BloomType;
import org.apache.hadoop.hbase.regionserver.HRegion;
import org.apache.hadoop.hbase.regionserver.HStore;
import org.apache.hadoop.hbase.regionserver.InternalScanner;
@ -573,7 +575,14 @@ public class TestBlockEvictionFromClient {
Table table = null;
try {
final TableName tableName = TableName.valueOf(name.getMethodName());
table = TEST_UTIL.createTable(tableName, FAMILIES_1, 1, 1024);
HTableDescriptor desc = TEST_UTIL.createTableDescriptor(tableName);
// This test expects rpc refcount of cached data blocks to be 0 after split. After split,
// two daughter regions are opened and a compaction is scheduled to get rid of reference
// of the parent region hfiles. Compaction will increase refcount of cached data blocks by 1.
// It is flakey since compaction can kick in anytime. To solve this issue, table is created
// with compaction disabled.
desc.setCompactionEnabled(false);
table = TEST_UTIL.createTable(desc, FAMILIES_1, null, BloomType.ROW, 1024, null);
// get the block cache and region
RegionLocator locator = TEST_UTIL.getConnection().getRegionLocator(tableName);
String regionName = locator.getAllRegionLocations().get(0).getRegion().getEncodedName();