Loadbalancer V6.6 – Recovering From Master Failure
As a new member of the Loadbalancer team, I have been given the unenviable task of explaining how to recover your cluster should your master fail, (Note: fail as in hardware failure not just unplugging...
View ArticleLoadbalancer V5.10 – Recovering From Master Failure
Like my previous blog entry I will endeavour explain how to recover from master failure but this time with version 5.10. (NOTE: once again this will only work with a simple configuration anything...
View ArticleEnabling SNAT in LVS (xt_ipvs) and iptables
Just a brief guide on how to enable SNAT in LVS with iptables. Firstly this is all very bleeding edge and as yet has not made it into the current kernel it should be in 2.6.36 with a new version of...
View ArticleG-Zip Compression and Loadbalancing
A couple of our customers have asked if our appliances would do G-Zip compression in the past we haven’t given it much thought. Then out of the blue a company offered us a card to test with...
View ArticleNTLM Authenticating Proxy Check Script
We do quite a bit of work with web proxy vendors, loadbalancing multiple web filters/proxies with one of our appliances and our customers have requested a way of health checking through the proxy when...
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Upstart Script for Collectd
We have been doing some internal testing with Collectd. “collectd gathers statistics about the system it is running on and stores this information. Those statistics can then be used to find current...
View ArticleUpdating your Version 6.X Loadbalancer.org Hardware to Version 7.4
Yes its true! Feel free to rub your eyes, do a double take, reload the page, get a cup of coffee to wake yourself up then reload the page again. ITS FINALLY HERE! Version 7.4 is available for your...
View ArticleSSL Offload Testing with HAProxy and Stunnel
There are a lot of SSL offload throughput statistics available for appliances across the internet but rarely do they detail the way they were tested (probably because a lot of the numbers are inflated...
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