Questions tagged [redis]
Redis is an open source, highly-scalable key-value store, commonly referred to as a "NoSQL database."
456 questions
0 votes
0 answers
83 views
Redis Sentinel stays in tilt mode and does not promote replica in Docker Swarm (works in docker-compose)
I'm trying to set up a Redis master-replica cluster with Sentinel for HA, deployed using Docker Swarm mode. My setup works fine when I try it locally using docker-compose, but fails in Swarm: In ...
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0 votes
0 answers
97 views
How to Secure Redis Access in AWS EKS without Breaking Internal Access
I have a Redis cluster running inside kubernetes (AWS EKS). Currently, Redis does not require any password because it is only used by internal microservices. I do not want to disturb this internal ...
0 votes
0 answers
187 views
Deploying Redis Cluster on Kubernetes with Operator Pattern: Master and Slave Deployment Strategy
I'm planning to deploy a Redis cluster on Kubernetes using the operator pattern. Here's my current approach: Master Deployment: Redis master instances will be deployed using a single master ...
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0 votes
1 answer
526 views
redis in docker is being exposed
Continuation to my earlier post here, because I think this is a different topic altogether from my previous post. Anyway I've reinstalled my OS (Ubuntu 22.04), set up firewall and run redis in docker ...
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0 votes
1 answer
354 views
Data in redis running in docker is deleted every 30 minutes
I have a Redis running in docker, started with the command: docker run -d --restart unless-stopped -p 6379:6379 redis/redis-stack-server:latest However, all data inside the redis including the ...
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0 votes
0 answers
77 views
Shopware 6. Cart session not correctly managed by Redis
I configured Shopware 6 (6.4) platform for Redis and used 2 different instances of Redis. 1 Instance : // .env REDIS_HTTP_CACHE_HOST=127.0.0.1 REDIS_HTTP_CACHE_PORT=6379 REDIS_HTTP_CACHE_DB=0 ...
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0 votes
0 answers
104 views
redis rdb saving fails with signal 31
My redis is not able to do the background saving, my log is full with logs like these: 2817:M 23 Nov 2024 11:28:59.938 - DB 0: 27168 keys (0 volatile) in 32768 slots HT. 2817:M 23 Nov 2024 11:28:59....
1 vote
0 answers
215 views
Redis server denying connection to localhost due to protected mode
I have a Redis server on my webhost that I launch through SSH using redis-server. When I try to connect from another SSH session using redis-cli -h localhost -p 6379 followed by ping, I receive a long ...
2 votes
1 answer
848 views
Terraform: 'Error: parsing old engine_version: Malformed version: 7.x'
When running terraform apply I got this error: Error: parsing old engine_version: Malformed version: 7.x │ │ with module.redis_cluster.aws_elasticache_replication_group.replication_group, │ on ../...
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0 votes
1 answer
552 views
php redis module and php compile mismatch
I am trying to install php-redis via pecl. Running this: php -i | grep API gives this: PHP API => 20220829 I then run pecl install redis and I get the message: ... running: phpize Configuring for: ...
- 111
1 vote
0 answers
501 views
High availability on Redis cluster in K8s
As we know in a Redis Cluster, data is divided into shards, with each shard being managed by a master node and one or more replica nodes. The problem I want to tackle is the case where master and ...
- 111
0 votes
1 answer
580 views
Identify which script in redis is currently running
I'm encountering an issue with my Magento 2 shop where Redis reports the following error: BUSY Redis is busy running a script. You can only call SCRIPT KILL or SHUTDOWN NOSAVE. Process went away Upon ...
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-1 votes
2 answers
231 views
How do companies manage software versioning for tools, frameworks, etc.?
If a company is using many different software, is there a way to automate version tracking - comparing current version being used in the company and latest version released, and maybe taking actions ...
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0 votes
1 answer
553 views
nginx php-fpm redis configuration "socket error on read socket"
my localhost is on ubuntu with nginx + php-fpm 8.1 server { server_name "~^({[a-z]}2\.)*(?<project>\w+)\.(.*)localhost$"; root /home/fw/public_html; location ~ \.php$ { ...
- 111
0 votes
0 answers
367 views
ubuntu 22.04 redis.service stops working after adding tls
A fresh install of redis on ubuntu 22.04: I changed supervised no to supervised systemd. When running systemctl start redis.service, everything works as expected. I now change the redis.conf file to ...
- 105
1 vote
0 answers
276 views
Deploy a Redis cluster in Kubernetes with High Availability
I am looking at deploying a Redis cluster (3masters, 3workers/slaves) on Kubernetes. I found the Redis Operator as being the best option but the “capability level” doesn’t look that attractive to me. ...
1 vote
0 answers
46 views
Redis Conf symlinks problems
Is there any way that I can set up a symlink to /etc/redis.conf to a different location than /etc/redis/redis.conf and work? Let's say I have the file in my local directory, and instead of copying the ...
0 votes
0 answers
508 views
Unable to cURL into redis
I'm getting a connection refused error on port 9443. redis-server is definitely running, version 7.2.4. I'm not finding any other configuration I need to be setting up. It's not using the docker image....
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1 vote
0 answers
781 views
Issue with DNS Resolution in Celery/Redis on Debian 12 - VPS Provider Specific
I'm facing a peculiar issue with DNS resolution in a Celery/Redis setup on some Debian 12 installations. It seems that the problem might also relate to the VPS network settings. I'm at a loss and ...
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1 vote
1 answer
933 views
Rspamd + Redis: Is it necessary to persist Redis database? If yes, how?
I am using rspamd and I have enabled Redis. To my understandind Redis is an in-memory key-value cache for volatile data. However, the rspamd documentation says that the Baysian classifier module uses ...
- 351
1 vote
0 answers
211 views
How to export Azure REDIS data to BLOB storage with a Automation Runbook?
I'm struggling with setting up a runbook that overnight exports my REDIS Premium data to a BLOB container. This might be due to my lack of Powershell experience. So far I came up with this: # Ensures ...
- 111
0 votes
1 answer
3k views
Installing redis 7.0 from remi-modular repo
This might be blatantly obvious, but I cannot install a package from the remi-modular repository, despite having added the repo file in the /etc/yum.repos.d/ and validating it. I have attempted ...
0 votes
1 answer
1k views
Unable to set activedefrag yes in Redis server
I have a Redis cluster that is constantly at a memory fragmentation ratio of about 2. I was trying to enable activedefrag by running CONFIG SET activedefrag yes in redis-cli, but I received the error ...
- 26.8k
0 votes
2 answers
1k views
Redis Stack Server - Cannot Change Data Dir (Docker/Kubernetes)
I am trying to get redis up and running in a Kubernetes environment. I’ve done many tutorials, read the documentation, etc. etc. I need to have the .rdb file and the .aof file(s) saved in a Persistent ...
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13 votes
4 answers
25k views
How to install and configure Redis server on Amazon Linux 2023 (AL2023)?
Amazon Linux 2023 is loosely based on Fedora 34, 35 and 36 as per aws: https://docs.aws.amazon.com/linux/al2023/ug/relationship-to-fedora.html However redis package is not available in AL2023, instead ...
- 133
-1 votes
1 answer
52 views
why shell discard my string of variable
[root@es01 ~]# redis-cli -h IP_ADDRESS -p 6380 -a admin info 2>/dev/null|grep config_file|cut -d: -f2 /opt/redis/7.0.5/cluster/redis-6380.conf [root@es01 ~]# cat $(redis-cli -h IP_ADDRESS -p ...
0 votes
0 answers
338 views
Poor server performance on Linux Ubuntu 20.04 with PHP-FPM, MySQL, and Redis Server installed
My client’s server has recently started having performance issues. The single website hosted on the server loads very slowly. It is built with WordPress using a custom theme. There are a minimum ...
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2 votes
1 answer
2k views
Redis Sentinel with TLS - how to get node FQDN rather than IP?
This may be a Serverfault or a Stack Overflow question, I'm not sure yet: I've set up a simple three node Redis system with a master and two replica nodes, managing failover with Redis Sentinel. Redis ...
- 5,179
0 votes
1 answer
341 views
Connect Redis Unix Domain Socket to Django
I have a Django website running via nginx under user www-data and gunicorn under user myuser bound at /run/gunicorn.sock. nginx works just fine; it acts as a proxy to the gunicorn Unix domain socket. ...
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0 votes
1 answer
126 views
Getting command failed: NO_PY2=1
Sorry if its trivial question. I do not have experience with linux terminal. I am trying to install RedisJSON on ubuntu 22 on Windows. https://redis.io/docs/stack/json/#build-from-source When I run ...
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0 votes
0 answers
932 views
Migrating Redis data from old cluster to another cluster
I've got 2 redis cluster, and I wish to move a lot of data from old cluster to new cluster. I've write a script using redis-cli and MIGRATE command. It success at about first 20 keys, then it start ...
3 votes
1 answer
6k views
Cannot kill redis server. It restarts every time I kill it
I cannot kill redis-server no matter how many times I've tried. ps -ef | grep redis-server gives root 10592 1 0 01:10 ? 00:00:00 /snap/redis/658/usr/bin/redis-server *:6379 root ...
- 51
1 vote
1 answer
704 views
keydb active-replica multi-master php session storage
I'm looking to use keydb/redis for php session storage in a HA setup. Currently, I have two keydb instances running with the following config: Instance 1 (192.168.2.10) requirepass pass123 masterauth ...
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0 votes
0 answers
583 views
Heroku Redis upgrade from free to paid stuck in "preparing (plan upgrade in progress)"
I'm trying to upgrade Heroku Redis from the free hobby plan to a paid version but it seems eternally stuck in in "preparing (plan upgrade in progress)". What's the best way to deal with this?...
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0 votes
1 answer
168 views
Is it possible to have a Cloudwatch alarm of the specific events of a ElastiCache Redis cluster?
I need some solution to get cloudwatch alarm notification for specific elasticache events like '''ElastiCache:CacheNodeReplaceStarted''', '''ElastiCache:RemoveCacheNodeComplete'''. I know we can ...
2 votes
1 answer
626 views
Re-enabling commands in a cluster environment
we are running Redis as a container in a Kubernetes cluster (v1.21.14-gke.3000) where it is installed via Helm. Helm uses the Bitnami image, which disables the FLUSHALL command. As with this article,...
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0 votes
1 answer
5k views
redis-server takes a long time to load in memory the dataset at boot
My Linux distribution uses the redis database. At boot the redis-server needs about 80 seconds to load the dataset. The following is a log that shows what I have written: redis-server[249]: 249:M 17 ...
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4 votes
2 answers
7k views
Redis cannot bind a specific ip address?
I'm new to redis, but I want to set one up on my Raspberry Pi 4 (RP) for using it in a Django application (with celery). On my RP I have installed a firewall, ufw, and allowed incomming traffic from ...
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0 votes
0 answers
1k views
redis-server does not start when parsed path to configfile
I'm having a Raspberry Pi 4, which I want to run a redis-server (v.5) on (used for Celery in a Django application). The issue is, I can't get access to the redis server from my computer (they are on ...
- 141
2 votes
2 answers
8k views
Redis failing to create unix socket
I am trying to set redis up to use a Unix Socket. I am using the stock Debian installation /etc/redis/redis.conf except with the following additions at the end of the file, based on this info: # ...
- 187
1 vote
1 answer
4k views
Redis Server Refuses All Connections Via Unix Socket
I am running Ubuntu server 20.04 LAMP, with Redis 5.0.7. Problem: When a unix socket has been configured with port 0 Redis refuses all connections. basic /etc/redis/redis.conf: # create a unix domain ...
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1 vote
1 answer
2k views
How to properly proxy redis behind HAProxy?
I am configuring HAproxy and would love using with Redis, my configuration is fairly simple: global maxconn 50000 defaults timeout connect 10s timeout client 30s timeout server 30s ...
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2 votes
1 answer
8k views
redis sentinels with docker-compose
so I have this kind of docker-compose version: '3.8' x-base: &base image: redis:latest x-base-sen: &base-sen image: redis:latest command: redis-sentinel /sentinel/sentinel.conf --...
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0 votes
1 answer
588 views
Redis failed every few hours
I have a problem in redis, Each 18-30 hour it failed and I should restart it manually to run it again. Our server have 1 wordpress website. Redis version: 5.0.3 OS: CentOS Linux release 8.3.2011 ...
0 votes
0 answers
885 views
Redis persistent installation with more data than RAM
I'm new to Redis, but lately they've started to promote the idea of using Redis as a general purpose persistent db, instead of mainly for cache. I think this would be a good fit for an app I want to ...
- 101
0 votes
1 answer
520 views
Redis on AWS task
I have an API that have some heavy processing endpoints. To avoid problems, I created a queue system using redis. Now I put this API into a docker, and I'm using ECS to deploy service that creates a ...
0 votes
0 answers
2k views
Docker isn't fowarding port to redis
I'm trying to run redis in a docker container on AmazonLinux, and I can't for the life of me get it to forward the port. It starts as it should and appears to be working, but there is no process ...
3 votes
1 answer
9k views
Redis inside Docker Compose Permission Denied for RDB file Crontab
Hi I have following docker-compose.yaml file. version: "3.9" volumes: local_postgres_data2: {} local_postgres_data_backups2: {} services: postgres: image: postgres ...
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0 votes
1 answer
1k views
My Node.js droplet can't connect to DigitalOcean Managed redis
I have a Parse Server (which is a Node.js server basically) and I'm trying to connect to a redis database, which is hosted on DigitalOcean Managed Databases. Both servers are on the same VPC network ...
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0 votes
0 answers
276 views
How to cluster Redis service
Imagine 6 servers running Redis on all of them: 192.168.10.1 192.168.10.2 192.168.10.3 192.168.10.4 192.168.10.5 192.168.10.6 They have divided into 2 site: Site 1 192.168.10.1 192.168.10.2 192.168....
