From Managing Storage | Aerospike Documentation
- Above the
stop-writes-pct
level or below themin-avail-pct
– Read requests will still be performed, but no more data is written to the database (write requests fail)
Using your terminology, stop write occurred when (free-pct-memory > stop-writes-pct ) OR (free-pct-disk < min-avail-pct)
More details can be found here:
Note the metrics “stop-writes” is changed to “stop_writes” in 3.9.1, along with other changes that you can find on the metrics page: