[jira] [Created] (HDFS-7801) "IOException:NameNode still not started" cause DFSClient operation failure without retry.

zhihai xu created HDFS-7801: --- Summary: "IOException:NameNode still not started" cause DFSClient operation failure without retry. Key: HDFS-7801 URL: https://issues.apache.org/jira/browse/HDFS-7801 Project:

[jira] [Resolved] (HDFS-7633) BlockPoolSliceScanner fails when Datanode has too many blocks

[ https://issues.apache.org/jira/browse/HDFS-7633?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Walter Su resolved HDFS-7633. - Resolution: Done HDFS-7430. Refactor the BlockScanner and bug code is deleted. > BlockPoolSliceScanner fa

[jira] [Resolved] (HDFS-6081) TestRetryCacheWithHA#testCreateSymlink occasionally fails in trunk

[ https://issues.apache.org/jira/browse/HDFS-6081?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu resolved HDFS-6081. -- Resolution: Cannot Reproduce > TestRetryCacheWithHA#testCreateSymlink occasionally fails in trunk > -

[jira] [Resolved] (HDFS-6501) TestCrcCorruption#testCorruptionDuringWrt sometimes fails in trunk

[ https://issues.apache.org/jira/browse/HDFS-6501?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu resolved HDFS-6501. -- Resolution: Cannot Reproduce > TestCrcCorruption#testCorruptionDuringWrt sometimes fails in trunk > -

[jira] [Resolved] (HDFS-6726) TestNamenodeCapacityReport fails intermittently

[ https://issues.apache.org/jira/browse/HDFS-6726?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu resolved HDFS-6726. -- Resolution: Cannot Reproduce > TestNamenodeCapacityReport fails intermittently >

[jira] [Resolved] (HDFS-6177) TestHttpFSServer fails occasionally in trunk

[ https://issues.apache.org/jira/browse/HDFS-6177?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu resolved HDFS-6177. -- Resolution: Cannot Reproduce > TestHttpFSServer fails occasionally in trunk > ---

Jenkins build is back to normal : Hadoop-Hdfs-trunk #2037

See

[jira] [Created] (HDFS-7798) Checkpointing failure caused by shared KerberosAuthenticator

Chengbing Liu created HDFS-7798: --- Summary: Checkpointing failure caused by shared KerberosAuthenticator Key: HDFS-7798 URL: https://issues.apache.org/jira/browse/HDFS-7798 Project: Hadoop HDFS

[jira] [Created] (HDFS-7800) Improve documentation for FileSystem.concat()

Steve Armstrong created HDFS-7800: - Summary: Improve documentation for FileSystem.concat() Key: HDFS-7800 URL: https://issues.apache.org/jira/browse/HDFS-7800 Project: Hadoop HDFS Issue Type:

Datanode synchronization is horrible. I’m thinking we can use ReentrantReadWriteLock for synchronization. What do you guys think?

I have a cluster writes/reads/deletes lots of small files. I dump the stack of one Datenode and found out that Datanode has more than 100+ sessions for reading/writing blocks. 100+ DataXceiver threads waiting to lock <0x7f9b26ce9530> (a org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.F

[jira] [Created] (HDFS-7799) Factor OSType out from Shell: change in HDFS

Yongjun Zhang created HDFS-7799: --- Summary: Factor OSType out from Shell: change in HDFS Key: HDFS-7799 URL: https://issues.apache.org/jira/browse/HDFS-7799 Project: Hadoop HDFS Issue Type: Impr