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HDFS-4658
Standby NN will log that it has received a block report "after becoming active"
FSNamesystem#getContentSummary should use getPermissionChecker helper methodHDFS-5034
Remove debug prints from getFileLinkInfo
invalid network topologies should not be cached
LightWeightGSet expects incrementing a volatile to be atomic
DN heartbeat loop can be briefly tight
DNA_FINALIZE is logged as being an unknown command by the DN when received from the standby NN
use DFSUtil.getSpnegoKeytabKey() to get the spnego keytab key in secondary namenode and namenode http server
libwebhdfs compilation broken with gcc 4.6.2
additional logging to help diagnose slow QJM logSync
Default values for access time precision are out of sync between hdfs-default.xml and the code
when outputting XML, OfflineEditsViewer can't handle some edits containing non-ASCII strings
TestNNThroughputBenchmark failed caused by existing directories
ClientProtocol#metaSave can be made idempotent by overwriting the output file instead of appending to it
Add a configurable limit on number of blocks per file, and min block size
Avoid a wide line on the name node webUI if we have more Journal nodes
Improve the short-circuit documentHDFS-1804
Add a new block-volume device choosing policy that looks at free space
AOP unit tests are not getting compiled or run
provide client-side metrics for remote reads, local reads, and short-circuit reads
Typo in config settings for AvailableSpaceVolumeChoosingPolicy in hdfs-default.xml
HDFS DataNode to NameNode RPC should timeout
several HDFS tests that attempt to make directories unusable do not work correctly on Windows
DFS read performance suboptimal when client co-located on nodes with data
Support override of jsvc binary and log file locations when launching secure datanode.
Use InodeID as as an identifier of a file in HDFS protocols and APIs
Confusing WebHDFS exception when host doesn't resolve
Optimize datanode ReplicasMap and ReplicaInfo
Limit the number of blocks logged by the NN after a block report to a configurable value.
hadoop fs -cat prints warning about Unable to load native-hadoop
If persistBlocks enabled in Namenode, hflush call can avoid persisting blocks with fsync
Token operations should not lock namespace
JVM path embedded in fuse binaries
Hftp does not audit log
default for checkpoint txn interval is too low
warning while purging logs with QJM enabled
Move BlockManager#computeCapacity to LightWeightGSet
HA clients can fail to fail over while Standby NN is performing long checkpoint
set hadoop.log.dir and hadoop.id.str when starting secure datanode so it writes the logs to the correct dir by defaultHDFS-4560
Webhdfs cannot use tokens obtained by another user
TestBlockPoolManager fails using IBM java
namenode http server should use the web authentication keytab for spnego principal
DatanodeManager#registerDatanode rejects all datanode registrations from localhost in single-node developer setup
Add status NameNode startup to webUI
On startup, DN should scan volumes in parallel
ClientProtocol.createSymlink parameter dirPerm invalid
StorageRetentionManager spews warnings when used with QJM
Make FSEditLogOp.MAX_OP_SIZE configurable
Display NameNode startup progress in UI
Add HTTP API for querying NameNode startup progress