Gopal V created HADOOP-14054: -------------------------------- Summary: NativeAzureFileSystem has multiple synchronized BufferedStream:read() calls in it Key: HADOOP-14054 URL: https://issues.apache.org/jira/browse/HADOOP-14054 Project: Hadoop Common Issue Type: Bug Components: fs/azure Reporter: Gopal V
See the lock around the multiple buffered input streams with the read1 java.io.BufferedInputStream.read() calls are all synchronized blocks. {code} IO-Elevator-Thread-9" #288 daemon prio=5 os_prio=0 tid=0x00007fbf9c0aa000 nid=0xa07d runnable [0x00007faf3b4b4000] java.lang.Thread.State: RUNNABLE sun.security.provider.DigestBase.implCompressMultiBlock(DigestBase.java:140) at sun.security.provider.DigestBase.engineUpdate(DigestBase.java:127) at java.security.MessageDigest$Delegate.engineUpdate(MessageDigest.java:584) at java.security.MessageDigest.update(MessageDigest.java:325) at com.microsoft.azure.storage.core.Utility.writeToOutputStream(Utility.java:1329) at com.microsoft.azure.storage.blob.CloudBlob$9.postProcessResponse(CloudBlob.java:1410) at com.microsoft.azure.storage.blob.CloudBlob$9.postProcessResponse(CloudBlob.java:1310) at com.microsoft.azure.storage.core.ExecutionEngine.executeWithRetry(ExecutionEngine.java:146) at com.microsoft.azure.storage.blob.CloudBlob.downloadRangeInternal(CloudBlob.java:1499) at com.microsoft.azure.storage.blob.BlobInputStream.dispatchRead(BlobInputStream.java:255) - eliminated <0x00007fbdd5475b68> (a com.microsoft.azure.storage.blob.BlobInputStream) at com.microsoft.azure.storage.blob.BlobInputStream.readInternal(BlobInputStream.java:448) - locked <0x00007fbdd5475b68> (a com.microsoft.azure.storage.blob.BlobInputStream) at com.microsoft.azure.storage.blob.BlobInputStream.read(BlobInputStream.java:420) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) - locked <0x00007fbdd5475b38> (a java.io.BufferedInputStream) at java.io.DataInputStream.read(DataInputStream.java:149) at org.apache.hadoop.fs.azure.NativeAzureFileSystem$NativeAzureFsInputStream.read(NativeAzureFileSystem.java:820) - locked <0x00007fbdd5475ac0> (a org.apache.hadoop.fs.azure.NativeAzureFileSystem$NativeAzureFsInputStream) at java.io.BufferedInputStream.read1(BufferedInputStream.java:284) at java.io.BufferedInputStream.read(BufferedInputStream.java:345) - locked <0x00007fbdd5475a90> (a org.apache.hadoop.fs.BufferedFSInputStream) at java.io.DataInputStream.read(DataInputStream.java:149) at org.apache.hadoop.mapreduce.lib.input.UncompressedSplitLineReader.fillBuffer(UncompressedSplitLineReader.java:62) at org.apache.hadoop.util.LineReader.readDefaultLine(LineReader.java:216) at org.apache.hadoop.util.LineReader.readLine(LineReader.java:174) at org.apache.hadoop.mapreduce.lib.input.UncompressedSplitLineReader.readLine(UncompressedSplitLineReader.java:94) {code} -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: common-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-dev-h...@hadoop.apache.org