[jira] [Updated] (HADOOP-15928) libhdfs logs errors when opened FS doesn't support ByteBufferReadable
[ https://issues.apache.org/jira/browse/HADOOP-15928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Pranay Singh updated HADOOP-15928: -- Status: Patch Available (was: In Progress) > libhdfs logs errors when opened FS doesn't support ByteBufferReadable > - > > Key: HADOOP-15928 > URL: https://issues.apache.org/jira/browse/HADOOP-15928 > Project: Hadoop Common > Issue Type: Improvement > Components: hdfs-client >Reporter: Pranay Singh >Assignee: Pranay Singh >Priority: Major > Labels: libhdfs > Fix For: 3.0.3 > > Attachments: HADOOP-15928.001.patch, HADOOP-15928.002.patch > > > Problem: > > There is excessive error logging when a file is opened by libhdfs > (DFSClient/HDFS) in S3 environment, this issue is caused because buffered > read is not supported in S3 environment, HADOOP-14603 "S3A input stream to > support ByteBufferReadable" > The following message is printed repeatedly in the error log/ to STDERR: > -- > UnsupportedOperationException: Byte-buffer read unsupported by input > streamjava.lang.UnsupportedOperationException: Byte-buffer read unsupported > by input stream > at > org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150) > Root cause > > After investigating the issue, it appears that the above exception is printed > because > when a file is opened via hdfsOpenFileImpl() calls readDirect() which is > hitting this > exception. > Fix: > > Since the hdfs client is not initiating the byte buffered read but is > happening in a implicit manner, we should not be generating the error log > during open of a file. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Updated] (HADOOP-15928) libhdfs logs errors when opened FS doesn't support ByteBufferReadable
[ https://issues.apache.org/jira/browse/HADOOP-15928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Pranay Singh updated HADOOP-15928: -- Attachment: HADOOP-15928.002.patch > libhdfs logs errors when opened FS doesn't support ByteBufferReadable > - > > Key: HADOOP-15928 > URL: https://issues.apache.org/jira/browse/HADOOP-15928 > Project: Hadoop Common > Issue Type: Improvement > Components: hdfs-client >Reporter: Pranay Singh >Assignee: Pranay Singh >Priority: Major > Labels: libhdfs > Fix For: 3.0.3 > > Attachments: HADOOP-15928.001.patch, HADOOP-15928.002.patch > > > Problem: > > There is excessive error logging when a file is opened by libhdfs > (DFSClient/HDFS) in S3 environment, this issue is caused because buffered > read is not supported in S3 environment, HADOOP-14603 "S3A input stream to > support ByteBufferReadable" > The following message is printed repeatedly in the error log/ to STDERR: > -- > UnsupportedOperationException: Byte-buffer read unsupported by input > streamjava.lang.UnsupportedOperationException: Byte-buffer read unsupported > by input stream > at > org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150) > Root cause > > After investigating the issue, it appears that the above exception is printed > because > when a file is opened via hdfsOpenFileImpl() calls readDirect() which is > hitting this > exception. > Fix: > > Since the hdfs client is not initiating the byte buffered read but is > happening in a implicit manner, we should not be generating the error log > during open of a file. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Updated] (HADOOP-15928) libhdfs logs errors when opened FS doesn't support ByteBufferReadable
[ https://issues.apache.org/jira/browse/HADOOP-15928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Pranay Singh updated HADOOP-15928: -- Status: In Progress (was: Patch Available) > libhdfs logs errors when opened FS doesn't support ByteBufferReadable > - > > Key: HADOOP-15928 > URL: https://issues.apache.org/jira/browse/HADOOP-15928 > Project: Hadoop Common > Issue Type: Improvement > Components: hdfs-client >Reporter: Pranay Singh >Assignee: Pranay Singh >Priority: Major > Labels: libhdfs > Fix For: 3.0.3 > > Attachments: HADOOP-15928.001.patch > > > Problem: > > There is excessive error logging when a file is opened by libhdfs > (DFSClient/HDFS) in S3 environment, this issue is caused because buffered > read is not supported in S3 environment, HADOOP-14603 "S3A input stream to > support ByteBufferReadable" > The following message is printed repeatedly in the error log/ to STDERR: > -- > UnsupportedOperationException: Byte-buffer read unsupported by input > streamjava.lang.UnsupportedOperationException: Byte-buffer read unsupported > by input stream > at > org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150) > Root cause > > After investigating the issue, it appears that the above exception is printed > because > when a file is opened via hdfsOpenFileImpl() calls readDirect() which is > hitting this > exception. > Fix: > > Since the hdfs client is not initiating the byte buffered read but is > happening in a implicit manner, we should not be generating the error log > during open of a file. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Updated] (HADOOP-15928) libhdfs logs errors when opened FS doesn't support ByteBufferReadable
[ https://issues.apache.org/jira/browse/HADOOP-15928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Pranay Singh updated HADOOP-15928: -- Labels: libhdfs (was: ) Fix Version/s: 3.0.3 Component/s: hdfs-client > libhdfs logs errors when opened FS doesn't support ByteBufferReadable > - > > Key: HADOOP-15928 > URL: https://issues.apache.org/jira/browse/HADOOP-15928 > Project: Hadoop Common > Issue Type: Improvement > Components: hdfs-client >Reporter: Pranay Singh >Assignee: Pranay Singh >Priority: Major > Labels: libhdfs > Fix For: 3.0.3 > > Attachments: HADOOP-15928.001.patch > > > Problem: > > There is excessive error logging when a file is opened by libhdfs > (DFSClient/HDFS) in S3 environment, this issue is caused because buffered > read is not supported in S3 environment, HADOOP-14603 "S3A input stream to > support ByteBufferReadable" > The following message is printed repeatedly in the error log/ to STDERR: > -- > UnsupportedOperationException: Byte-buffer read unsupported by input > streamjava.lang.UnsupportedOperationException: Byte-buffer read unsupported > by input stream > at > org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150) > Root cause > > After investigating the issue, it appears that the above exception is printed > because > when a file is opened via hdfsOpenFileImpl() calls readDirect() which is > hitting this > exception. > Fix: > > Since the hdfs client is not initiating the byte buffered read but is > happening in a implicit manner, we should not be generating the error log > during open of a file. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Updated] (HADOOP-15928) libhdfs logs errors when opened FS doesn't support ByteBufferReadable
[ https://issues.apache.org/jira/browse/HADOOP-15928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Steve Loughran updated HADOOP-15928: Summary: libhdfs logs errors when opened FS doesn't support ByteBufferReadable (was: libhdfs logs errors when opened FS doesn't support logging when using HDFS in S3 environment) > libhdfs logs errors when opened FS doesn't support ByteBufferReadable > - > > Key: HADOOP-15928 > URL: https://issues.apache.org/jira/browse/HADOOP-15928 > Project: Hadoop Common > Issue Type: Improvement >Reporter: Pranay Singh >Assignee: Pranay Singh >Priority: Major > Attachments: HADOOP-15928.001.patch > > > Problem: > > There is excessive error logging when a file is opened by libhdfs > (DFSClient/HDFS) in S3 environment, this issue is caused because buffered > read is not supported in S3 environment, HADOOP-14603 "S3A input stream to > support ByteBufferReadable" > The following message is printed repeatedly in the error log/ to STDERR: > -- > UnsupportedOperationException: Byte-buffer read unsupported by input > streamjava.lang.UnsupportedOperationException: Byte-buffer read unsupported > by input stream > at > org.apache.hadoop.fs.FSDataInputStream.read(FSDataInputStream.java:150) > Root cause > > After investigating the issue, it appears that the above exception is printed > because > when a file is opened via hdfsOpenFileImpl() calls readDirect() which is > hitting this > exception. > Fix: > > Since the hdfs client is not initiating the byte buffered read but is > happening in a implicit manner, we should not be generating the error log > during open of a file. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
