Redis: Difference between revisions
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| Line 8: | Line 8: | ||
redis-cli -p 6401 info | grep role | redis-cli -p 6401 info | grep role | ||
redis-cli -p 6401 role | redis-cli -p 6401 role | ||
=how many databases exist= | |||
redis-cli CONFIG GET databases | |||
=list keyspaces with content,list databases with content= | |||
redis-cli INFO keyspace | |||
=list keys= | =list keys= | ||
redis-cli keys '*' | |||
=list key type= | |||
type foo | |||
=get hash= | |||
HGETALL foo | |||
=get key value= | =get key value= | ||
redis-cli get key_name | redis-cli get key_name | ||
| Line 20: | Line 30: | ||
=set a key to a temporary value.= | =set a key to a temporary value.= | ||
redis-cli set key_name value EX 60 | redis-cli set key_name value EX 60 | ||
=expire key after 10s= | |||
EXPIRE foo 10 | |||
=how long does temporary value still exist.= | =how long does temporary value still exist.= | ||
redis-cli ttl foo | redis-cli ttl foo | ||
=Read content of key foo= | =Read content of key foo= | ||
redis-cli getrange foo 0 5000 | redis-cli getrange foo 0 5000 | ||
| Line 30: | Line 43: | ||
=delete a key.= | =delete a key.= | ||
redis-cli del key_name | redis-cli del key_name | ||
=flushdb= | |||
Delete all the keys of the currently selected DB. | |||
redis-cli ; select | |||
=create list.= | =create list.= | ||
redis-cli lpush mylist a b c d e= | redis-cli lpush mylist a b c d e= | ||
| Line 68: | Line 85: | ||
=read slowlog= | =read slowlog= | ||
SLOWLOG GET | SLOWLOG GET | ||
=redis-cli with password= | |||
redis-cli -h 127.0.0.1 -p 6379 -a 'thisizmy!PASS' | |||
Latest revision as of 12:57, 29 March 2022
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 keyspaces with content,list databases with content
redis-cli INFO keyspace
list keys
redis-cli keys '*'
list key type
type foo
get hash
HGETALL foo
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
expire key after 10s
EXPIRE foo 10
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
flushdb
Delete all the keys of the currently selected DB.
redis-cli ; select
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
redis-cli with password
redis-cli -h 127.0.0.1 -p 6379 -a 'thisizmy!PASS'