Questions tagged [redis]
open-source, networked, in-memory, key-value data store
94 questions
6
votes
5
answers
3k
views
System Design for low latency reliable online chess game
I want to build a low-latency chess backend (something similar to live chess on chess.com or basically any other online real-time chess), but there are a couple of questions I am unable to get answers ...
- 170
1
vote
1
answer
78
views
Effectively invalidating multiple entries from one composed key
Context
I m building a dashboard application gathering data from a Rest API
This Rest API can be requested by client applications others than the dashboard to get data
That data is then aggregated ...
- 1,591
-1
votes
2
answers
121
views
Long running process with shared and synced status between multiple browser windows?
is it practical to store the status of a long running process in a redis key to sync the status of process across multiple browser windows of the same page? ( including new browser windows opened when ...
- 107
0
votes
2
answers
242
views
Fault tolerance in aggregated distributed state
I have a scheduling system that is horizontally scaled, and stores shared state in a redis key.
The purpose of the system is to implement something similar to classic rate limiting, but a bit ...
- 21
1
vote
1
answer
167
views
Non blocking algorithm for invalidating and reloading cache in concurrent environment using Redis (with Redisson)
I'm trying to come up with a peace of code that would fetch centralised cache shared across multiple threads/app instances. Callers might come in swarms. The data is a large set, reads during ...
- 19
-2
votes
1
answer
213
views
Rate limiting design
I am designing rate limiting in my application in which the rules can be dynamic. I have a basic design in which every request is validated against the rate limiting quota, which is stored in redis. ...
- 199
2
votes
3
answers
1k
views
How to synchronize cache writes in a distributed system?
I am looking for a complete pattern implementing cache-aside when used in a distributed system across multiple nodes read/writing from/to cache.
Specificly how to avoid making multiple requests to db ...
- 145
1
vote
2
answers
246
views
Designing a microservice architecture
I am looking to enhance my skills in back-end technologies and would need your help in setting up a scalable microservices architecture.
Here's my project.
I have N sensors that send me data (Pressure,...
- 11
1
vote
1
answer
206
views
Design considerations for data shared across multiple users: is Redis a good candidate?
I have an app that has an assets table like the following:
user_id
code
current_price
1
ALUP11
12.5
2
ALUP11
11.9
user_id and code are unique together and current_price is updated if the user triggers ...
- 121
1
vote
4
answers
1k
views
Microservices distributed lock mechanism
I am using spring boot with mongo db (azure cosmos db) in my microservices. Currently I have an Orders collection that stores Orders. These documents have a field userId that is null when the document ...
- 19
7
votes
1
answer
10k
views
Best way to store quite large JSON objects?
I'm building an app where I need access to quite large reports about different publicly accessible URLs, JSON objects about 200kb to 500kB in size. Each user would generate hundreds of these reports ...
- 171
0
votes
1
answer
138
views
Sending and receiving results from microservices
I welcome everyone. I'm trying to understand microservice architecture.
The task such: is 2 services. The first - for example, books rooms in a hotel. The second is something like a console interface ...
- 101
-1
votes
1
answer
416
views
When does a REST API stops being one in terms of state management?
As far as I understand, there is no certain boundaries for the RESTness of an API. However, I would like your help to understand how large and long (in terms of running time) a caching or state ...
- 17
0
votes
2
answers
5k
views
Simple Java Spring Boot Cache for multi-container system
I have a requirement to cache some static data as it is being consumed by our system. There is a static API that gives a map of records and we are fetching the corresponding record based on request.
...
0
votes
1
answer
1k
views
Scheduling asynchronous jobs with efficient round-robin algorithm using Redis
We are trying to redesign our microservice architecture-based application to support multiple tenants. We have a simple queue service that will be utilized by other services to queue any asynchronous ...
- 101