Tell a cluster replica connection to serve reads.
Section: Cluster basics
Allow replica reads in cluster mode
bash
bash
READONLYLearn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing Cluster basics
Return to normal read/write routing
Disable READONLY mode on a cluster connection.
Inspect cluster state
Read cluster state, slot coverage, and message counters.