0
votes
0answers
56 views

Haproxy load balancing TPS lower than single node

I have 2 apache2 servers running in the back end and have a haproxy between them and the clients. If I bench tested anyone of these apache2 severs with ab i get north of a 1500TPS however when I bench ...
1
vote
0answers
47 views

LVS + HA Proxy for L4 to L7 load balancing

Currently we are using HA proxy for our load balancing needs. We are planning to integrate LVS with HA proxy to create a load balancing solution that can take care of L4 to L7 load balancing and HA. ...
0
votes
0answers
92 views

High availability MySQL with HA Proxy failover

I am looking to load balance a Percona cluster behind two HA Proxy nodes with failover (using keepalived) so there is no single point of failure. I have HA Proxy already setup with keepalived using a ...
1
vote
1answer
363 views

Any problems with having an active/active HAProxy setup with Keepalived

Apologies if this has been asked before, but I can't seem to find much on it. We're going to be using HAProxy to load balance our MariaDB Galera Cluster. All the articles/tutorials I have seen on ...
0
votes
2answers
74 views

how to recover from a failed web server or reverse proxy

I have the following setup in my datacenter. Global LB --> HA proxy (2 instances on different servers via VRRP, performs HTTPS termination, acts as reverse proxy) ---> Nginx(2 instances on different ...
1
vote
1answer
616 views

Configuring HAProxy with memcache with failover

I'm configuring a new set of servers for an existing Wordpress site, and it's been requested that memcache be available and made more resilient. The idea proposed is to have HAProxy send requests to ...
0
votes
1answer
241 views

Can HAProxy load balance a remote site, while the server it runs on hosts another?

Bit of an odd question, and I know it's not ideal, but still..... I currently have a virtual machine that acts as a web server using Apache. This hosts a couple of different sites, with that being ...
0
votes
1answer
210 views

HAProxy MySQL Failover is not starting

I am trying to setup HAProxy with MySQL failover with Ubuntu. I used a setup similar to this serverfault question, however I am getting the following error when starting haproxy: [ALERT] 341/220001 ...
0
votes
2answers
436 views

HAProxy — pause/queue all traffic without losing requests

I basically have the same problem as mentioned in this thread -- I would like to temporarily suspend all requests to all servers of a certain backend, so that I can upgrade the backend and the ...
1
vote
0answers
154 views

Budget High Availability configuration for Linux (Debian) boxes [closed]

I try to set up a (pretty) high availability solution for a service that I run on Linux machines and here's what I come up with: - one front end server used for balancing. IT should have haproxy ...
1
vote
1answer
153 views

Service haproxy error

I want to configure Haproxy for outgoing mail load balancing. my configuration file /etc/haproxy.cfg is. global maxconn 4096 # Total Max Connections. This is dependent on ulimit ...
0
votes
3answers
751 views

HAProxy NGInx SSL setup

I've been looking around different setups for a server cluster supporting SSL and I would like to benchmark my idea with you. Requirements: All servers in the cluster should be under the same full ...
2
votes
1answer
1k views

What happens to additional requests when HaProxy hits its max session limit

I have HA proxy load balancing across 3 web servers. The session limit is set to 200 and I am seeing the "Curr sessions" hit the limit. Am I losing traffic or are the additional requests queued up and ...
1
vote
1answer
364 views

How do I load balance between two Linux machines?

Inspired by the Stack Overflow network, I am now obsessed with HAProxy and trying to use it myself. At the moment, each HAProxy box has got two network cards (well, two configured, I can have a ...
0
votes
1answer
369 views

Solid failover for IIS and ASP.NET MVC?

Our team is currently planning our next big project which looks to be an exciting one! We our product will be an ASP.NET MVC site which can either be deployed on a customers own server or they can ...
1
vote
1answer
117 views

Create groups of backends depending of the virtual host requested

Say I have 6 web servers behind haproxy. Web servers should provide virtual hosting using apache (apache or nginex does not matter). I would like to be able to specify where the incoming HTTP requests ...
4
votes
4answers
569 views

High availability without dropping connections

Is it possible to have a high availability setup, in this example going to 2 webservers, and allow it to fail over without dropping connections? I have two webservers that are using comet, an HTTP ...
2
votes
2answers
772 views

load balancing, high availability for webapp setup

We have build a special interest social network and need to setup now the proper server setup for the webapp servers. We have for the webapp 5 physical server available (2xE5645 CPU, 24 GB Ram, RAID, ...
1
vote
1answer
348 views

High Availability Mysql without virtual IP

I am trying to design a simple high availability system for our production system at the mysql level. From what I have read so far, the best solution is to set up master-master replication. ...
0
votes
2answers
522 views

HAProxy to the rescue? (multiple machines w. vhosts)

This is more of a 'best practice' or 'input appreciated' question. Currently we manage about 5 webservers (in two DC's) that run Nginx for PHP websites. The plan is to redesign the setup so it is ...
2
votes
2answers
900 views

Use HAProxy to provide fault tolerance for mirrored SQL Servers

We are in the middle of building out our production environment for an upcoming web product. For this stack, a primary SQL Server 2008 will be used for live database operations and a secondary SQL ...
5
votes
3answers
2k views

High Availability for SSL Web Site

One of our web server clusters serves a moderate number of busy e-commerce applications. At present, each site lives on a specific web server and has a hot-spare copy mirrored to another web server ...