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RamSinha / tmux_cheatsheet.markdown
Created January 20, 2018 10:30 — forked from henrik/tmux_cheatsheet.markdown
tmux cheatsheet

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

@RamSinha
RamSinha / kafka-cheat-sheet.md
Created May 27, 2019 10:37 — forked from filipefigcorreia/kafka-cheat-sheet.md
Apache Kafka Cheat Sheet

Kafka Topics

List existing topics

bin/kafka-topics.sh --zookeeper localhost:2181 --list

Purge a topic

bin/kafka-topics.sh --zookeeper localhost:2181 --alter --topic mytopic --config retention.ms=1000

... wait a minute ...

bin/kafka-topics.sh --zookeeper localhost:2181 --alter --topic mytopic --delete-config retention.ms

@RamSinha
RamSinha / how_to_reset_kafka_consumer_group_offset.md
Created June 9, 2019 06:16 — forked from marwei/how_to_reset_kafka_consumer_group_offset.md
How to Reset Kafka Consumer Group Offset

Kafka 0.11.0.0 (Confluent 3.3.0) added support to manipulate offsets for a consumer group via cli kafka-consumer-groups command.

  1. List the topics to which the group is subscribed
kafka-consumer-groups --bootstrap-server <kafkahost:port> --group <group_id> --describe

Note the values under "CURRENT-OFFSET" and "LOG-END-OFFSET". "CURRENT-OFFSET" is the offset where this consumer group is currently at in each of the partitions.

  1. Reset the consumer offset for a topic (preview)