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[HBASE-13919] Rationalize Client Timeout
...There are current many setting that influence how/when an HBase client times out.This is hard to configure, hard to understand, and badly documented.Instead there should as few tweaks as nee...
, 2015-08-23, 02:33
[HBASE-13497] Remove MVCC stamps from HFile when that is safe
...See discussion in HBASE-13389.The optimization was initially put in with HBASE-8166, HBASE-12600 undoes it, this will partially restores it.Instead of checking the MVCC readpoints against th...
, 2015-07-30, 18:18
[HBASE-12945] Port: New master API to track major compaction completion to 0.98
, 2015-07-18, 11:08
[HBASE-13159] Consider RangeReferenceFiles with transformations
...Currently we have References used by HalfStoreReaders and HFileLinks.For various use cases we have here we have need for a RangeReferences with simple transformation of the keys.That would a...
, 2015-07-15, 18:04
[HBASE-13352] Add hbase.import.version to Import usage.
...We just tried to export some (small amount of) data out of an 0.94 cluster to 0.98 cluster. We used Export/Import for that.By default we found that the import M/R job correctly reports the n...
, 2015-07-15, 06:13
[HBASE-13703] ReplicateContext should not be a member of ReplicationSource
...The ReplicateContext object is created once per ReplicationSource and then reused when we have something to ship to the sinks.This is a misguided optimization. ReplicateContext is very light...
, 2015-07-04, 22:39
[HBASE-13618] ReplicationSource is too eager to remove sinks
...Looking at the replication for some other reason I noticed that the replication source might be a bit too eager to remove sinks from the list of valid sinks.The current logic allows a sink t...
, 2015-07-04, 22:39
[HBASE-13333] Renew Scanner Lease without advancing the RegionScanner
...We have a usecase (for Phoenix) where we want to let the server know that the client is still around. Like a client-side heartbeat.Doing a full heartbeat is complicated, but we could add the...
, 2015-07-04, 22:35
[HBASE-12091] Optionally ignore edits for dropped tables for replication.
...We just ran into a scenario where we dropped a table from both the source and the sink, but the source still has outstanding edits that now it could not get rid of. Now all replication is ba...
, 2015-07-04, 01:13
[HBASE-12765] SplitTransaction creates too many threads (potentially)
...In splitStoreFiles(...) we create a new thread pool with as many threads as there are files to split.We should be able to do better. During times of very heavy write loads there might be a l...
, 2015-07-04, 01:04
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