incubator-heron
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apache
Apache Heron (Incubating) is a realtime, distributed, fault-tolerant stream processing engine from Twitter
The `_get_healthmgr_cmd()` in heron-exectuor did not pass `--verbose` param to healthmgr. Thus the verbose cli arg is not reachable in `setupLogging()` _get_healthmgr_cmd(): https://github.com/twitter/heron/blob/master/heron/executor/src/python/heron_executor.py#L426 setupLogging(): https://github.com/twitter/heron/blob/master/heron/healthmgr/src/java/com/twitter/heron/healthmgr/HealthManager.java#L233
With asyncio pure exceptions can be used throughout to simplify the code and quality of exception data. The `isinstance(..., str)` bits of code can then be stripped out. This can...
``` /topologies/config /topologies/physicalplan /topologies/executionstate /topologies/schedulerlocation /topologies/metadata ↓ /topologies/info ``` These methods in the tracker all return a subset of a topology "info" object (a transformed version of the protobuf data...
**Is your feature request related to a problem? Please describe.** In Helm there is a version field that describes the Helm chart. There is also an `appVersion` that is an...
https://github.com/apache/incubator-heron/blob/612de8da1142ff07360ba8056a95351c48191d87/eco/src/java/org/apache/heron/eco/Eco.java#L153 The program can potentially fail to release a system resource.
**Is your feature request related to a problem? Please describe.** When building from a fresh Ubuntu 20.04, some packages are required for `bazel build`. But they are not examined by...
**Is your feature request related to a problem? Please describe.** N **Describe the solution you'd like** Apache Beam is an API for composing topologies. It has many runners such as...
**Is your feature request related to a problem? Please describe.** N **Describe the solution you'd like** We are going to run Heron on machines with IPv6 configured. Not sure if...
It is not clear how to leverage Kryo serialization. There is no documentation for how to enable it or how to register serializers. I only found a single page on...
It seems that the repository for Helm Chart for Heron in no longer available. ```sh > helm repo add heron-charts https://storage.googleapis.com/heron-charts Error: Looks like "https://storage.googleapis.com/heron-charts" is not a valid chart...
