Etcd
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About Etcd
etcd is a distributed, reliable key-value store designed for storing critical data in distributed systems. It provides strong consistency and fault tolerance, making it suitable for managing data across clusters of machines.
Store and manage critical data for distributed systems with etcd.
What You Can Do
- Read and write values using standard HTTP tools
- Store data in hierarchically organized directories
- Watch specific keys or directories for changes
- Support for SSL client certificate authentication
- Utilize the Raft protocol for distribution
Frequently Asked Questions
What is etcd used for?
etcd is used for storing critical data in distributed systems, ensuring strong consistency and reliability.
How does etcd handle network partitions?
etcd gracefully manages leader elections during network partitions to maintain data availability.
Can etcd tolerate machine failures?
Yes, etcd can tolerate machine failures, including failures of the leader node.
What protocol does etcd use for data distribution?
etcd uses the Raft protocol to ensure proper distribution of data across nodes.
Is etcd suitable for high write loads?
Yes, etcd has been benchmarked to handle thousands of writes per second per instance.