Server Reliability Study

"--Server Reliability Study An Information Technology Intelligence Corp. (ITIC) study based ona survey of more than 400 C-level executives at a variety of companiesworldwide examined data about server outages on various platforms.The study identified three levels of outages: Tier 1 outages canusually be resolved quickly; Tier 2 outages result in between 30minutes and four hours of downtime; Tier 3 outages last longer thanfour hours and can result in data loss. IBM AIX UNIX running on thePower series servers garnered the highest reliability rating.http://www.theregister.co.uk/2009/09/08/itic_server_availability_rankings/print.htmlhttp://itic-corp.com/blog/2009/07/itic-2009-global-server-hardware-server-os-reliability-survey-results/"