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[IMPALA-4268] Allow PlanRootSink to buffer more than a batch of rows
...In IMPALA-2905, we are introducing a PlanRootSink that handles the production of output rows at the root of a plan.The implementation in IMPALA-2905 has the plan execute in a separate thread...
, 2018-05-14, 19:13
[IMPALA-1790] FetchResults() sometimes returns very few resuts
...Hue has found that the FetchResults() RPC sometimes returns as few as 2 results, when it really should be waiting for a full batch if possible....
, 2018-05-14, 18:53
[IMPALA-4979] Port CatalogService to KRPC
, 2018-05-08, 23:50
[IMPALA-5485] Exchg / data-stream recv-side buffers should operate under a memory reservation
...Exchange nodes assign a fixed-size buffer to their datastream receivers that's used to smooth out differences in send / consume rates between the sender and the receiver.These buffers should...
, 2018-05-02, 16:49
[IMPALA-5119] Don't call CancelInternal() from Coordinator::UpdateFragmentExecStatus()
...If it reports a bad status, UpdateFragmentExecStatus() will call UpdateStatus(), which takes Coordinator::lock_ and then calls Cancel(). That method issues one RPC per fragment instance.In K...
, 2018-05-01, 23:14
[IMPALA-5690] Upgrade Thrift version to 0.9.3
...There are several good reasons to move from Thrift 0.9.0 to 0.9.3, including harmonization with other projects that we link against in one form or another.I have started to investigate upgra...
, 2018-05-01, 22:55
[IMPALA-4784] Remove InProcessStatestore
...The InProcessStatestore class is only used by the statestore-test and is likely to be obsoleted by the KRPC work. Since statestore-test doesn't provide much test coverage at all, let's remov...
, 2018-05-01, 22:16
[IMPALA-5486] Port control-plane parts of ImpalaInternalService to KRPC
, 2018-05-01, 22:08
[IMPALA-2567] KRPC milestone 1
...Impala relies on Thrift 0.9.X for its RPC implementation. This is a venerable release and is showing its age. Problems include: Low-quality SASL support (that we implemented ourselves) Lack ...
, 2018-05-01, 21:21
[IMPALA-4889] Use sidecars for Thrift-wrapped RPC payloads
...When Kudu supports client-side payloads (https://issues.apache.org/jira/browse/KUDU-1866), we should use that for all Thrift-wrapped RPCs to save one copy / serialization step....
, 2018-04-24, 22:11
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