Before discussing which one is better, let’s take a look at the difference between these commands. Both DEL and UNLINK free the key part in blocking mode. And the difference is the way they free the value part. DEL always frees the value part in blocking mode. However, if the value is too large, e.g. … Read more
If you want to find the version of the server: $ redis-server -v For example in my system I get this result: Redis server v=2.8.4 sha=00000000:0 malloc=libc bits=64 build=92637893332b8579 If you want to get the version of the client: $ redis-cli -v If you want to know the version of the server, from the client: … Read more
Have you verified redis-server is running? Please don’t ask me to dissect the following command, but in a terminal you can type: ps aux | grep redis You should then see something like: redis 13319 0.0 0.0 2884 1056 ? Ss 10:54 0:00 /usr/bin/redis-server /etc/redis/redis.conf If it’s not running, I recommend issuing the following command: … Read more
Updated answer for StackExchange.Redis: var conn = ConnectionMultiplexer.Connect(“localhost,allowAdmin=true”); Note also that the object created here should be created once per application and shared as a global singleton, per Marc: Because the ConnectionMultiplexer does a lot, it is designed to be shared and reused between callers. You should not create a ConnectionMultiplexer per operation. It is … Read more
SCAN is recommended for production, so you can use something like: SCAN 0 COUNT 100 MATCH p_* and keep getting the next page for more details see the SCAN command: http://redis.io/commands/scan
To be a little more helpfull… How to find or set where redis is saving the dump.rdb file (ubuntu server): First find you redis.conf file: In your terminal run: ps -e aux | grep redis I found my redis.conf file in: var/etc/redis/ If yours is the same place then open the file with: pico var/etc/redis/redis.conf … Read more
If you want to change the redis that is running, log into the redis, and disable the aof: config set appendonly no disable the rdb: config set save “” If you want to make these changes effective after restarting redis, using config rewrite to make these changes to redis conf file. If your redis have … Read more
Redis persistence is described in detail here: http://redis.io/topics/persistence By default, redis performs snapshotting: By default Redis saves snapshots of the dataset on disk, in a binary file called dump.rdb. You can configure Redis to have it save the dataset every N seconds if there are at least M changes in the dataset, or you can … Read more
Redis Team has very good documentation on this Core Steps: Setup your new Redis instance as a slave for your current Redis instance. In order to do so you need a different server, or a server that has enough RAM to keep two instances of Redis running at the same time. If you use a … Read more
There is no default TTL. By default, keys are set to live forever.