load balanced and redundant solution for a squid proxy server. My primary goals were simplicity and redundancy. I started with a stand-alone squid proxy server (CentOS 6, squid, NTLM authentication). Alone, this works great for an AD environment; single sign-on authentication so no password prompt, integrates with AD groups for various access levels, auto-proxy config […]
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Loadbalancer terminology Acronym Terminology Load Balancer An IP based traffic manager for clusters VIP : The Virtual IP address that a cluster is contactable on (Virtual Server) RIP : The Real IP address of a back-end server in the cluster (Real Server) GW : The Default Gateway […] Source is taken from http://www.linuxforu.com/2009/05/balancing-traffic-across-data-centres-using-lvs/ Pound Loadbalancer Pound is a bit more specific to HTTP/Web scenarios. It functions as a 100% Layer-7 load balancer as it does full HTTP(S) integration and has full access to the HTTP stack. What this means is that you can do some fancy routing based on cookies, url regex, and do this with SSL termination. […] Load balancer HAPROXY STUNNEL HAProxy Software Load Balancer HAProxy is a bit more bare metal as it targets a very specific set of scenarios focused on TCPIP more than HTTP. You can use cookie based injection with HAProxy to do round robin and stick users to a specific server. However, you can not do this […] |
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