Benchmark throughput

100k requests, 50 clients, 10 pipeline depth (quiet output)

redis-benchmark -q -n 100000 -c 50 -P 10

More redis commands

Find biggest keys

redis-cli --bigkeys

Sample keyspace to find largest keys per type; note: estimates, runs SCAN not blocking
Top memory keys

redis-cli --memkeys

Sample keys ranked by actual memory usage, not element count; finds RAM hogs
Exact key memory

redis-cli MEMORY USAGE <name> SAMPLES 0

Bytes used by a single key incl overhead; SAMPLES 0 = exact for collections
Slowlog inspection

redis-cli SLOWLOG GET 10; redis-cli SLOWLOG RESET

List 10 slowest commands with args and duration, then clear the log
Latency root-cause advice

redis-cli LATENCY DOCTOR

Human-readable latency analysis with likely causes; pair with LATENCY HISTORY <event>