Redis is an open source, highly-scalable key-value store, commonly referred to as a "NoSQL database."
Questions tagged [redis]
441 questions
0
votes
1 answer
Change Redis Sentinel offered port
I have set up three Redis servers using Bitnami Docker images.
Both plain and TLS ports have been configured for Redis and Sentinel.
How does Sentinel determine which Redis Master port (TLS or plain) should present to the client? Is there any…
user2798081
- 41
- 1
- 5
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votes
0 answers
Increased TTFB in HTTP load balance
We have our own rack in Amsterdam, Leaseweb.
We do HTTP load balance (via Cloudflare) with 3 Windows 2019 IIS servers:
Server 1: Bare-metal supermicro server. Runs IIS, MySQL8, and Redis.
Server 2: VM on Dell server. Runs IIS.
Server 3: VM on Dell…
Alex K.
- 41
- 6
0
votes
0 answers
PHP7.4 redis issue
I just updated php7.4-redis in ubuntu 18.04 server. After I get everywhere:
PHP Warning: PHP Startup: Unable to load dynamic library 'redis.so' (tried: /usr/lib/php/20190902/redis.so (/usr/lib/php/20190902/redis.so: cannot open shared object file:…
G. G.
- 143
- 7
0
votes
1 answer
Which host of redis in config, if running in the same k8 cluster?
I am running a redis cluster helm install -n redis staging bitnami/redis-cluster in my k8s cluster and want to use this with a self hosted gitlab. In the docs I see I have to set
redis:
install: false
global:
redis:
host: ???
password:…
user3142695
- 105
- 12
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1 answer
Redis from docker image redis:6.2.5-alpine3.14 can't start "Invalid LZF compressed string"
After restart docker container with redis:6.2.5-alpine3.14 it can't start with error:
[offset 55130] Internal error in RDB reading offset 0, function at rdb.c:411 -> Invalid LZF compressed string
Everything is OK after Redis storage was cleaned…
Oleg Neumyvakin
- 629
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- 16
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votes
1 answer
Why does IIS PHP not recognize PhpRedis when it exists and is added correctly?
Before you read:
PHP not loading extensions does not answer my question because I do not have Apache. I have IIS.
MySQL extension of PHP not working does not answer my question because the files have the same permissions as all other DLL files and…
Jamesthe1
- 1
- 4
0
votes
1 answer
CentOS: Redis max client connection limitation
I am using Redis caching server on CentOS, where Redis accepts clients connections on the configured listening TCP port. I am trying to figure out the limits applied by the operating system to the number of connection allowed to the single…
Eng7
- 127
- 1
- 7
0
votes
1 answer
Does using Redis for task queuing in NAutobot guarantee transaction safety?
We want to use NAutobot to store a machine state in a custom field.
To prevent 2 services updating this custom field at the same time, it needs proper transaction safety. If I understand the NAutobot documentation right, using Redis ensures…
Michael Niemand
- 169
- 3
- 17
0
votes
1 answer
How to check if Redis is working on a shared server (without redis-cli)?
I host my website on a shared CentOS-Bash-Apache-MySQL-PHP server environment with Nginx as reverse proxy (Namecheap).
I understood that to enable Redis for my installment all I had to do was to…
0
votes
1 answer
Load Balance (http) nodes slower when Redis is non-local
We run a load balance with 3 Windows 2019 servers.
One of them is the "master" one, serving SMB share to the other nodes, and it's also the server that Redis runs on (Redis used for sessions and cache). But this master srever is also a HTTP…
Alex
- 3
- 2
0
votes
2 answers
Can't initialize Redis as a systemd service (supervised systemd) on Ubuntu Server 20.04.2
On Ubuntu Server 20.04, Redis (5.0.7) doesn't start after setting supervised systemd on /etc/redis/redis.conf, but no error is printed when running it manually with /usr/bin/redis-server /etc/redis/redis.conf.
Also, when running manually, its…
Paulo Coghi
- 598
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- 11
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votes
0 answers
Poor performance of Redis on GCP
We recently moved our application from Azure to Google Cloud Platform, in order to better utilize the Firebase platform. We now have a bunch of firebase-functions that communicate with a Redis-instance through a VPC-connector set to max 1000 Mbps.…
TheQ
- 101
- 1
0
votes
0 answers
connection is paused for long
a redis server is running in a different network namespace. I'm trying to connect a client to the redis server, it keeps waiting but is not getting response, its been hours.
Client side code:
int main(){
// ***** Pipeline *****
auto…
user14610638
- 21
- 3
0
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0 answers
Why does redis cluster suggests at least three masters
I tried to understand why redis cluster suggests at least three masters. I read
http://redis.io/topics/cluster-tutorial,
https://redis.io/topics/cluster-spec
Redis cluster: 3 master nodes minimum?
but they just said I should use three masters…
user389955
- 101
- 1
0
votes
1 answer
Unbearably slow redis connection when using openvpn
I have an OpenVPN config file like the following:
client
proto udp
explicit-exit-notify
remote SOME_REMOTE_SERVER 1194
dev tun
resolv-retry infinite
nobind
persist-key
persist-tun
remote-cert-tls server
verify-x509-name server_mccDtH70s3fYYV1g…
