3600 | Ttl

| Desired Cache Duration | TTL Value | |------------------------|------------| | 5 minutes | 300 | | 15 minutes | 900 | | 30 minutes | 1800 | | | 3600 | | 6 hours | 21600 | | 12 hours | 43200 | | 24 hours | 86400 |

Here is a deep dive into what TTL 3600 actually is, how it works, and why it is the "Goldilocks" setting for millions of websites. What is TTL? ttl 3600

SET session:123 "user_data" EXPIRE session:123 3600 | Desired Cache Duration | TTL Value |

stands for Time to Live . In the context of the Domain Name System (DNS), it is a numerical value (measured in seconds) that tells a DNS resolver (like your ISP or Google DNS) how long to "cache" or remember a DNS record before asking the authoritative server for a fresh update. In the context of the Domain Name System