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HDFS-10729. Improve log message for edit loading failures caused by FS limit checks. Contributed by Wei-Chiu Chuang.

This commit is contained in:
Kihwal Lee 2016-08-31 14:02:37 -05:00
parent 20ae1fa259
commit 01721dd88e
1 changed files with 8 additions and 4 deletions
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12
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirWriteFileOp.java
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@ -40,6 +40,7 @@ import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
import org.apache.hadoop.hdfs.protocol.ErasureCodingPolicy; import org.apache.hadoop.hdfs.protocol.ErasureCodingPolicy;
import org.apache.hadoop.hdfs.protocol.EncryptionZone; import org.apache.hadoop.hdfs.protocol.EncryptionZone;
import org.apache.hadoop.hdfs.protocol.ExtendedBlock; import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
import org.apache.hadoop.hdfs.protocol.FSLimitException;
import org.apache.hadoop.hdfs.protocol.HdfsFileStatus; import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.LocatedBlock; import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.QuotaExceededException; import org.apache.hadoop.hdfs.protocol.QuotaExceededException;
@ -506,10 +507,13 @@ class FSDirWriteFileOp {
return newNode; return newNode;
} }
} catch (IOException e) { } catch (IOException e) {
if(NameNode.stateChangeLog.isDebugEnabled()) { NameNode.stateChangeLog.warn(
NameNode.stateChangeLog.debug( "DIR* FSDirectory.unprotectedAddFile: exception when add " + existing
"DIR* FSDirectory.unprotectedAddFile: exception when add " .getPath() + " to the file system", e);
+ existing.getPath() + " to the file system", e); if (e instanceof FSLimitException.MaxDirectoryItemsExceededException) {
NameNode.stateChangeLog.warn("Please increase "
+ "dfs.namenode.fs-limits.max-directory-items and make it "
+ "consistent across all NameNodes.");
} }
} }
return null; return null;