How can I run Redis in the background?
Or run the following /usr/local/bin/redis-server –daemonize yes
redis
Getting all task IDs from nested chains and chords
One hacky way is calling the tasks with apply_async, save the task ids and wait for them manually. In this way you will have complete control of happens but you should only wait for async tasks as last resort. Now you can access task id, return value, etc. For example something like this: task1 = … Read more
Proxy TCP stream (MySQL and Redis) with Nginx
I do not think Nginx can be used for what you’re trying to use it for. While it can be used to proxy tcp streams or load balance them, it’s not necessarily knowledgable of the protocol and request structure within them. So to answer your question: from database sharding perspective – is it possible to … Read more
Spring Redis – Read configuration from application.properties file
You can use @PropertySource to read options from application.properties or other property file you want. Please look PropertySource usage example and working example of usage spring-redis-cache. Or look at this small sample: @Configuration @PropertySource(“application.properties”) public class SpringSessionRedisConfiguration { @Value(“${redis.hostname}”) private String redisHostName; @Value(“${redis.port}”) private int redisPort; @Bean public static PropertySourcesPlaceholderConfigurer propertySourcesPlaceholderConfigurer() { return new PropertySourcesPlaceholderConfigurer(); … Read more
Redis DB export/import [closed]
Redis has two binary format files supported: RDB and AOF. RDB is a dump like what you asked. You can call save to force a rdb. It will be stored in the dbfilename setting you have, or dump.rdb in the current working directory if that setting is missing. More Info: http://redis.io/topics/persistence
How to store array in Redis hashes?
If your goal is to check if Bob is used as a name for the account abc the solution should be something like: Sample Data { “account”: “abc”, “name”: “Bob”, “lname”: “Smith” } { “account”: “abc”, “name”: “Sam”, “lname”: “Wilson” } { “account”: “abc”, “name”: “Joe”} Do this (using a redis set): SADD abc:name Bob … Read more
How can I update a redis value without affecting the remaining TTL?
The KEEPTTL option will be added to SET in redis>=6.0 https://redis.io/commands/set https://github.com/antirez/redis/pull/6679 The SET command supports a set of options that modify its behavior: EX seconds — Set the specified expire time, in seconds. PX milliseconds — Set the specified expire time, in milliseconds. NX — Only set the key if it does not already … Read more
Postgres Hstore vs. Redis – performance wise
Redis will be faster than Postgres because Pg offers reliability guarantees on your data (when the transaction is committed, it is guaranteed to be on disk), whereas Redis has a concept of writing to disk when it feels like it, so shouldn’t be used for critical data. Redis seems like a good option for your … Read more
How to get callback when key expires in REDIS
This feature implemented in Redis 2.8, read about it here http://redis.io/topics/notifications
Show all keys in redis – in one line
You need to do redis-cli keys ‘*’ to avoid your shell from expanding * into a list of filenames.