Affects Version/s: 0.14.0
Fix Version/s: 0.15.0
Currently Namenode stores all the storage-ids it generates since the beginning (since last format). It allocates a new storageID everytime a new datanode comes online. It also stores all the known datanode ids since the beginning.
It would be better if Namenode did not have to keep track of these. I will describe a proposal in the next comment.
This has implecations regd how Namenode helps administrators identify 'dead datanodes' etc. These issues are addressed in
|Status||Open [ 1 ]||Patch Available [ 10002 ]|
|Fix Version/s||0.15.0 [ 12312565 ]|
|Status||Patch Available [ 10002 ]||Resolved [ 5 ]|
|Resolution||Fixed [ 1 ]|
|Status||Resolved [ 5 ]||Closed [ 6 ]|
|Component/s||dfs [ 12310710 ]|