Questions tagged [redis]

0 votes
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Redis Sentinel backward compatibility
I have 4 KVM hosts (2 with Debian 8 and 2 with Debian 9) that are running a few virtual machines. On those virtual machines I'm running Redis 3....
asked 4 months ago
-2 votes
0 replies
Fatal error: Uncaught RedisException: Operation now in progress
enter image description hereI use swoole_process,an connect redis ,Want to brpop data to handle ,but errors happened. It throws out : maybe...
asked 4 months ago
0 votes
1 replies
Redis default number of connections in pool in Python
Python - 3.7 Redis - 2.10.6 I am creating a connection pool for Redis using redis_pool = redis.ConnectionPool(host=REDIS_URL, port=REDIS_POR...
asked 4 months ago
0 votes
0 replies
Share Spring Session with Redis Database
Following scenario: DESCRIPTION: I develop two microservices with Spring. One Service is the auth service and generates the session. The other...
asked 4 months ago
0 votes
0 replies
generate json file from redis server
i have this simple example in redis , how to export these data in json file from redis? sadd categories "category:1" "category:2" "category:3...
asked 4 months ago
0 votes
0 replies
using singleton for creating redis cache connection in microservice
Is it good to use Singleton pattern for Redis cache DB connection in micro service based application over dependency injection? 1. This class co...
asked 4 months ago
1 votes
0 replies
Why am I reaching my connection limit and timing out queries when I use Heroku-Redis for multithreading?
I'm hosting a Django web app on Heroku, and it uses Redis to run a task in the background (this gets kicked off by the user when they submit a fo...
asked 4 months ago
0 votes
2 replies
How to edit application.properties during runtime (for next time use)
I want to be able to check if a script exists in a Redis cluster. If it doesn't, I will need to load a new script from my resources folder and sa...
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0 replies
centralized logging of redis message bus using hiredis
I am using hiredis C library to connect to redis server and using pub/sub mechanism for communication purpose. In my task there are 4 background...
asked 4 months ago
0 votes
1 replies
How to handle big reference data in Spark
I have big data set (lets say 4gb) that is used as a reference source to process another big data set (100-200gb) I have cluster for 30 executors...
4 votes
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What determines AWS Redis' usable memory? (OOM issue)
I am using AWS Redis for a project and ran into an Out of Memory (OOM) issue. In investigating the issue, I discovered a couple parameters that a...
2 votes
1 replies
Laravel horizon: items no longer queued for no obvious reason
I've been running an app on a Laravel forged provisioned server. We have some email jobs that are being queued, and we use Horizon to manage our...
0 votes
0 replies
Add listeners to cache expiration in Redisson
I am trying to configure my redis sentinel client to perform my specific jobs on expire event for different keys that I put to the cache. This...
1 votes
0 replies
Utilizing Redis for setting and retrieving bits
Main idea is to store random bits to redis and retrieve and drop them when required. Pseudocode which sets the boolean value to the next positio...
asked 4 months ago
0 votes
1 replies
Docker Redis start with persistent storage using -v gives error (chown: changing ownership of '.': Permission denied)
I'm using following system version/spec for the docker-redis setup using default redis.conf. Redhat version: 7.6 (Red Hat Enterprise Linux Serve...
asked 4 months ago
0 votes
1 replies
Redis in Spring Boot, keeping the redis template
I have a problem with a project. I am creating a very primitive chat program, with spring and redis. I have the redis connection as a Spring Bea...
asked 4 months ago
-1 votes
1 replies
What is the CLI command to view inside of a set data type in redis
I user a CRUDRepository in my spring data redis project to persist a redis hash in my redis cluster. i have rest api written to persist and get t...
0 votes
2 replies
Redis - Best data structure to store and then fetch large data
I've recently implemented Redis into one of my Laravel projects. It's currently more of an technical exercise as opposed to production as I want...
asked 4 months ago
0 votes
0 replies
Django uwsgi celery daemonization with multiple virtual environments projects in single server
Is posible run multiple celery worker for different virtual environments projects with attach-daemon2 of uwsgi? In the .ini uwsgi configuration f...
0 votes
1 replies
How to pass in key value pair to MSet in redis golang?
MSet in redis-go accepts pairs ...interface{} here func (c *cmdable) MSet(pairs ...interface{}) *StatusCmd { args := make([]interface{}, 1,...
asked 4 months ago
0 votes
1 replies
Why does Redis (Nodejs) automatically updates its cache after new item has been added to database?
I wanted to play around with Redis, so I wrote simple endpoint for fetching blogs and quite soon encountered the "sweet problem" since code does...
asked 4 months ago
0 votes
1 replies
Spring Data REDIS - hash keys with weird prefixes, and HSCAN not returning results correctly
I am using spring boot (irrelevant) with spring-data-redis:jar:2.0.9, which uses lettuce to connect to my REDIS. I am using a hash structure that...
asked 4 months ago
-1 votes
0 replies
What's dependencies with the bull in redis?
https://github.com/OptimalBits/bull I'm new in bull queue, and I want to know why bull must be based on redis. Now, I know a little about bull...
asked 4 months ago
0 votes
1 replies
plotly fig object to redis
I have a plotly figure object (type: class 'plotly.graph_objs._figure.Figure') and I need to convert it to other data type which can be store and...
asked 4 months ago
0 votes
1 replies
Slow Queries WordPress Site (500k visitors a month and 150k posts)
I'm running a WordPress site with 500k visitors a month and 150k posts with in average 100 pageviews every second. I am trying to figure out if t...
asked 4 months ago