Siva
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Activity overview
Latest activity by Siva-
Siva created an article,
Assigning ingestion jobs to run in a specific tier of middleManager nodes based on worker category in Cloud
OBJECTIVE: This article is meant to explain the steps that needs to be followed for assigning ingestion jobs to run in a specific tier of middleManager nodes based on worker category in cloud (AWS ...
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Siva created an article,
Imply with InfluxDB extension
OBJECTIVE: The purpose of this article is to outline the steps in enabling druid-influxdb-emitter extension. ENVIRONMENT: Imply-2021.01-01 LTS ADDITIONAL INFORMATION: PROCEDURE: Download and...
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Siva created an article,
Upgrading Imply (running in kubernetes) to any higher version using Imply-Manager is getting stuck at "waiting for data nodes to be available"
ISSUE: Upgrading Imply to any higher version using Imply-Manager is getting stuck at "waiting for data nodes to be available". There are multiple possible causes - this article discusses an issue ...
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Siva created an article,
Starting sequenceNumber [1234] is no longer available for partition [shardId-xxxx] (earliest: [null]) and resetOffsetAutomatically is not enabled
ISSUE: During kinesis ingestion, the kinesis supervisor displays "Lost Connectivity to Stream" error and finally goes to "Unhealthy_state". The task log shows the following error : Starting sequen...
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Siva created an article,
Sample ingestion snippet - transformSpec 'if, then, else' and 'like'
Introduction This article gives an example for transformSpec for ingestion, with if-then-else expression. For the example, let us consider a datasource with a dimension called countryIsoCode. The...
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Siva created an article,
Kafka, SASL / SCRAM credentials in supervisor spec
If Kafka is configured with SASL / SCRAM, then Druid, which is the Kafka consumer, should pass the SASL / SCRAM credentials in the consumerProperties block of ioConfig section of the Kafka supervis...
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Siva created an article,
MapR Hadoop as deep storage for Druid cluster using mapr client
Following steps need to be followed if MapR Hadoop is deep storage: Install and configure MapR client You need to install the MapR client that matches your MapR Hadoop installation on all middle...
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Siva created an article,
Temporary space issue with Dimension Partitioning on EMR instances in Hadoop_index job
Challenge : We do see this error message when running Hadoop_index job on EMR instances with Dimension Partitioning Error: org.apache.hadoop.mapreduce.task.reduce.Shuffle$ShuffleError: error in shu...