Memcached
Official docs outline
13 sections- User Guide
What memcached is and common use cases.
- Features
Feature overview including TLS, restart and flash storage.
- Server Guide
Running and configuring the server.
- Configuring Memcached
Command line options, memory and connection limits.
- Hardware and Memory
Capacity planning.
- Performance
Threading and tuning.
- Maintenance
Operating and upgrading the server.
- Protocols
Text, meta and binary protocols.
- Meta Protocol
Meta commands for advanced cache behavior.
- TLS
Encrypted connections.
- Flash Storage (Extstore)
Extending cache capacity with SSD.
- Proxy
Routing, replication and failover with the built-in proxy.
- Troubleshooting
Diagnosing timeouts and other issues.
Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.
Versions and support
3 release lines 1.6.45 latest release, Jul 9, 2026
| Line | Released | Latest | Support |
|---|---|---|---|
| 1.6 | Mar 8, 2020 | 1.6.45 | Supported |
| 1.5 | Jul 21, 2017 | 1.5.22 | Ended Mar 9, 2020 |
| 1.4 | Jul 9, 2009 | 1.4.39 | Ended Jul 21, 2017 |
Source: endoflife.date