Redis is an open source, highly-scalable key-value store, commonly referred to as a "NoSQL database."

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862 views

Nginx dynamic upstream configuration / routing

I was experimenting with dynamic upstream configuration for nginx and cant find any good solution to implement upstream configuration from third-party source like redis or mysql. The idea behind it ...
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1answer
35 views

Using Logstash as shipper?

We are shipping logs from servers and using THE logstash on each server for shipping. So we read logs from the glob "/root/Desktop/Logstash-Input/**/*_log". input { file{ ...
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1answer
53 views

Setting up multiple redis masters

In recent study, I was led to the belief that it is not possible for redis to be setup with multiple masters with each master having 2 slaves. ...
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1answer
191 views

How to check if redis master is OK?

On the documentation, they advice the monitor command. But it has a 50% performance penalty for the whole system, and how should I do that ? Whatching the ouput using SSH until I don't see anything ? ...
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1answer
336 views

Not able to setup juggernaut push notification server on ubuntu

I am developing a ruby on rails application to implement chat. I am not able to setup juggernaut server in production mode. I followed this guide to setup redis. and its working perfectly fine. Then ...
0
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1answer
81 views

forward Redis requests across AWS regions

I have a Redis instance running on AWS Elasticache in US-East. I have VPN servers running in Tokyo and US-East. The problem: How to allow Redis connections while VPNd to the Tokyo VPN? You can only ...
0
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1answer
101 views

Nginx configure to handle request from Redis

I'm trying to configure handle request direct from nginx using redis cache, cache already added to redis the problem is to configure nginx get the cache from redis URL is like ...
0
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1answer
51 views

Why redis instance is dropping keys

Here is my Redis graph from graphite for the past 72 hours displaying current_keys. as you may notice one instance ( green ) is dropping keys regularly, while other one is ok.. Both of them were ...
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1answer
233 views

Redis error on start: invalid bind address

I am seeing in the following in my redis log: [1398] 17 Jun 22:55:53.467 # Opening port 6379: invalid bind address When trying to start redis with service redis start. However, I confirmed that is ...
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1answer
395 views

Production redis server has 100% cpu usage

My production redis server has gone mad and has been hogging up 100% of CPU usage. I have done everything that I can from upgrading redis server to restarting the machine. I can't figure out what's ...
0
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1answer
260 views

Allowing access to redis port for only specific servers with ufw

I've installed ufw on my Ubuntu 10.04 server. The only thing running on that server is going to be ElasticSearch and Redis. Redis uses port 6379. I only want two different IPs to be able to access the ...
0
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1answer
422 views

fsockopen(): unable to connect to 127.0.0.1:6379

Im running centOs 6.3, I installed redis-server via remi repository on my local machine. I can run the redis cli. But when I try to connect via php script I get fsockopen(): unable to connect to ...
0
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1answer
141 views

Moving Redis persistence to a slave

Redis' background AOF rewrites are killing performance of our service. The general consensus is to move AOF persistence to a slave in a separate VM and disable it on master. There is a problem with ...
0
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1answer
602 views

Keepalived not honoring nopreempt

I'm using Keepalived to manage two Redis instances in a master/slave configuration. I'm experiencing a situation where, if Keepalived is terminated on the Master box (the one with the higher ...
0
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1answer
439 views

Monitoring queue depth of resque/resque-scheduler

I'm looking for a way to monitor the "queue depth" of my resque and resque-scheduler redis instances. Currently I am using god to ensure the resque and resque-scheduler tasks are running, and I use ...
0
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1answer
674 views

How to send task to celery using redis pubsub with postgresql?

How do you send task to celery through redis pubsub once a new record has been inserted into a postgresql table? My problem here is to get redis to listen for inserts in my postgresql table, and when ...
0
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1answer
597 views

Deploying Memcached as 32bit or 64bit?

I'm curious about how people deploy memcached on 64 bit machines. Do you compile a 64bit (standard) memcached binary and run that, or do people compile it in 32bit mode and run N instances (where N = ...
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1answer
2k views

Booting the server redis no errors

The redis but usually begins with the following errors: tyler @ tyler-vortex: ~ / pens $. / src / redis-server [3690] Dec 01 10:56:05 # Warning: the specified config file, using the default config. ...
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0answers
98 views

Putting a NetScaler infront of Redis master failover

I have a redis-sentinel solution for master failover, I just need to setup a vserver with all the master services in the pool. Only one master can act as the master at a time, the rest are slaves ...
2
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0answers
386 views

Resque(Redis) On EC2 Micro Replciated to 3 availability zones

I'm going to build a failover setup for my resque jobs system wich uses Redis as a queue. The idea is to put 3 redises in different availability zones on micro instances and replicate them. Also would ...
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0answers
78 views

Why bgsave on redis make data read slower?

Bgsave command is a command to fork redis a new process and do background saving on a new core of processor. However, my 2GB data on redis (about 1 GB for RDB after save) is slowdown my data transfer ...
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0answers
222 views

Copied redis dump.rdb server to new server, only loads < 5 MB into memory instead of ~1 GB from previous server

I am migrating redis servers (from 2.2 to 2.6, if that's relevant), and after I do a "SAVE" on the old box and copy the file to the new box, I put it in the same location from /etc/redis/redis.conf as ...
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0answers
137 views

Trying to compile phpredis on a mac using phpize54

I installed php 5.4 using mac port. I then git cloned the phpredis repository ( https://github.com/nicolasff/phpredis ). Then, I execute these commands: phpize54 ./configure make && make ...
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0answers
154 views

Large scale custom domain support for a hosted web service

I am running a hosted platform for publishing Markdown documents. Currently I offer a subdomain per user, but the number one request right now is custom domains. My server stack is NGINX and uWSGI ...
0
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0answers
30 views

Maintaining a progress counter across multiple PHP worker threads using Gearman

I've set up an Amazon EC2 instance running Gearman and 10 worker threads written in PHP. I'm also utilising MySQL and Redis. For each user that signs up to my website up to 1,000 Gearman jobs are ...
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0answers
127 views

Restarting redis after installing with Ansible hangs

I'm using the following playbook albeit slightly modified with a newer version of Redis: https://github.com/Kami/ansible-redis I removed the Disable obsolete init.d service and generate upstart ...
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55 views

How to use Redis as a cache backend for uwsgi_cache in Nginx

I'm using Nginx with HttpUwsgiModule and i want to perform caching. I know that there is a uwsgi_cache which can be used to cache pages on the local file system. But i want to use Redis to cache pages ...
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0answers
66 views

Are there any performance benefits when using Redis caching combined with Nginx caching?

I came across these posts about putting Redis in front of Nginx. I also noticed the Nginx HTTPRedis module. Which seem interesting from a performance standpoint, but I don't have much experience in ...
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0answers
66 views

My redis' fork time is slow and impact query performance a little. What should I do to check?

I used redis with RDB option only. It used 2GB of memory. When it forked, it used about 10 seconds to completely save the file. When I check up with redis.io site, I found this latency stat: - Linux ...
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0answers
80 views

Using MongoDB + Redis + Apache on the same server in production?

I intend to launch my web app using a 8 GB VPS. It uses MongoDB + Redis for storage/caching and Apache + PHP-FPM for serving requests. Could there be any issues with running Mongo + Redis + Apache ...
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0answers
73 views

How to connect redis-cli on Windows to redis on Linux (on VMware)

I have Windows 8 as a host and Linux guest on VMware and installed redis on Linux, redis works correctly. I don't know how to connect a redis-cli -h [ipAddress] to redis on Linux with VMware. How ...
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105 views

Setting up redis with docker

I have setup a basic redis image based on the following instructions: http://docs.docker.io/en/latest/examples/running_redis_service/ With my snapshot I have also edited the redis.conf file with ...
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172 views

Redis as substitution for Memcache

We have distributed web app, and for now, as session handler, we use two separate instances of memcache in redundancy, so everything that is written in one memcache is also written in other. Memcache ...
0
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0answers
102 views

Performance drop after hours of runtime - how to detecting bottleneck

I am running a local database server for 1 client machine. My DB server runs redis (version 2.6.13) and mysql (5.5.31-30.3-log Percona Server (GPL), Release 30.3). I have 1 Client machine that runs a ...
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355 views

Empty pid created by Redis 2.4 on Debian + dotdeb

I just upgraded our Redis from 2.2.2 to 2.4.1 (I use http://www.dotdeb.org/ for package management), and now, /etc/init.d/redis-server start creates /var/run/redis/redis-server.pid, but the content ...