Redis
Continues stats.
redis-cli -p $(awk '/^port/ {print $2}' /etc/redis.conf) --stat
Info about redis node.
redis-cli -p 6379 info
Which role does redis have
redis-cli -p 6401 info | grep role
redis-cli -p 6401 role
how many databases exist
redis-cli CONFIG GET databases
list keys
redis-cli keys '*'
get key value
redis-cli get key_name
increment a value. raw output.
redis-cli --raw incr mycounter
Set a key with a value
redis-cli set foo value
Set redis key foo too output from date.
date | redis-cli -x set foo
set a key to a temporary value.
redis-cli set key_name value EX 60
how long does temporary value still exist.
redis-cli ttl foo
Read content of key foo
redis-cli getrange foo 0 5000
continuasly run command.
redis-cli -r -1 -i 1 INFO | grep total_commands_processed
total_commands_processed:69
total_commands_processed:70
delete a key.
redis-cli del key_name
create list.
redis-cli lpush mylist a b c d e=
read list
redis-cli --csv lrange mylist 0 -1
change database
select 1
how big is database
dbsize
List clients
CLIENT LIST
Listen for all requests received by the server in real time
MONITOR
scanning for big keys
redis-cli --bigkeys
getting list of keys.
redis-cli --scan
redis-sentinel
Sentinel config files.
/etc/redis-*sentinel.conf
talk to redis sentinel and ask configuration api who is my master.
redis-cli -p 5011 SENTINEL get-master-addr-by-name mymaster
which masters exist.
redis-cli -p 5010 SENTINEL masters
asking sentinel for status of a master.
redis-cli -p 5010 SENTINEL master mymaster
asking sentinel for info about sentinel
redis-cli -p 5010 SENTINEL sentinels mymaster
ask about replicas.
redis-cli -p 5010 SENTINEL SENTINEL replicas
Show a list of sentinel instances for this master, and their state.
redis-cli -p 5001 SENTINEL sentinels mymaster
Sentinel logfile.
/var/log/redis/sentinel.log
Look for listening ports.
grep ^port /etc/redis*.conf
read slowlog
SLOWLOG GET