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T Patch Info Key Summary Assignee Reporter P Status Resolution Created Updated Due Development
Sub-task HDFS-6750

HDFS-5182 The DataNode should use its shared memory segment to mark short-circuit replicas that have been unlinked as stale

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-6086

HDFS-5182 Fix a case where zero-copy or no-checksum reads were not allowed even when the block was cached

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-6061

HDFS-5182 Allow dfs.datanode.shared.file.descriptor.path to contain multiple entries and fall back when needed

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-6046

HDFS-5182 add dfs.client.mmap.enabled

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-6040

HDFS-5182 fix DFSClient issue without libhadoop.so and some other ShortCircuitShm cleanups

Colin McCabe Colin McCabe Blocker Closed Fixed  
Sub-task HDFS-6036

HDFS-5182 Forcibly timeout misbehaving DFSClients that try to do no-checksum reads that extend too long

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-5973

HDFS-5182 add DomainSocket#shutdown method

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-5950

HDFS-5182 The DFSClient and DataNode should use shared memory segments to communicate short-circuit information

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-5940

HDFS-5182 Minor cleanups to ShortCircuitReplica, FsDatasetCache, and DomainSocketWatcher

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-5938

HDFS-5182 Make BlockReaderFactory#BlockReaderPeer a static class

Colin McCabe Colin McCabe Trivial Closed Fixed  
Sub-task HDFS-5810

HDFS-5182 Unify mmap cache and short-circuit file descriptor cache

Colin McCabe Colin McCabe Major Closed Fixed  
Sub-task HDFS-5746

HDFS-5182 add ShortCircuitSharedMemorySegment

Colin McCabe Colin McCabe Major Closed Fixed  

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