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How to create locks

Guide to creating distributed locks in etcd

LOCK acquires a distributed mutex with a given name. Once the lock is acquired, it will be held until etcdctl is terminated.

Prerequisites

Creating a lock

lock for distributed lock:

08_etcdctl_lock_2016050501
etcdctl --endpoints=$ENDPOINTS lock mutex1

Options

  • endpoints - defines a comma-delimited list of machine addresses in the cluster.
  • ttl - time out in seconds of lock session.
Last modified September 8, 2026 · refactor(docs): move component documentation under /docs (f643529)
Adapted from etcd v3.7 documentation (v3.7, commit 8245979), Copyright 2013-present etcd Authors, under CC BY 4.0. See attribution and change history.