Questions tagged [mapr-streams]
8 questions
4
votes
1 answer
Kafka - Multiple consumers (only one active) on same group/topic
Is it possible to have multiple copies of an application listen to the same Kafka group/topic so that only one is reading it at a time, but the other ones will start working if the main one crashes/stops reading?
I need to make an application highly…
John Humphreys
- 37,047
- 37
- 155
- 255
2
votes
1 answer
pyspark streaming with kafka error
I am using spark 2.1.0 version with kafka 0.9 in MapR environment.I am trying to read from Kafka topic into spark streaming. However i am facing error as below when i am running Kafkautils createDirectStream command.
py4j.protocol.Py4JError: An…
scn3089
- 31
- 7
2
votes
1 answer
Spring integration ErrorChannel issue
I am facing an issue with spring integration error-channel with maprstream.
I have created my own error channel to perform few steps if any exception occurs in normal flow.
But I don't want the error channel to be called if there are any exception…
kattoor
- 195
- 14
1
vote
0 answers
Kafka Consumer polls fewer messages when the messages are larger (MapR Streams)
We are facing an issue while running a Kafka consumer (Java). The poll returns fewer messages when the messages are larger. We have tried increasing different config parameters while constructing the consumer such as fetch.min.bytes,…
Vihit Shah
- 314
- 1
- 5
0
votes
1 answer
SSL Handshake error with Mapr Streams to Azure
The error described below occurs in MapR 6.0, but I fail to see any MapR-specificity, so guess it could happen in other enrironments..
I'm mirroring a MapR Stream to Azure Kafka-enabled Event Hub, combining these two documents:
Mirroring Topics…
Roman
- 238
- 1
- 14
0
votes
1 answer
reprocess maprstream messages using spring integration kafka
This is related to the thread and I am using spring-integration-kafka 2.0 to consume the messages from mapr stream topics.
I am facing difficulties to use the KafkaConsumer feature - reprocess maprstream messages - using offset and topic…
kattoor
- 195
- 14
0
votes
1 answer
Issue while using Multiple KafkaProducerMessageHandler with spring integration
This is the extension of the post MaprStream with spring integration Kafka Producer issue
I am facing issues with multiple KafkaProducerMessageHandlers when tried to achieve the sync property while publishing messages to…
kattoor
- 195
- 14
0
votes
1 answer
MaprStream with spring integration Kafka Producer issue
I am using mapr-stream with spring integration and trying to create a publisher to send messages to maprstream topics. I am using the below Jar version compatibility matrix mentioned here.
Spring-integration-kafka - 2.0.1.RELEASE
Spring-Kafka -…
kattoor
- 195
- 14