IBM pSeries tops reliability survey | | 2009-08-02 | | | A survey by industry analysts ITIC of x86 and Unix machine reliability has given top place to IBM’s pSeries servers.ITIC selected the 15 most popular server and O/S combos including Linux, Mac OS X, UNIX and Windows. 400 organizations in 20 countries were asked about unplanned downtime, and patching times.IBM AIX running on IBM System p5’s topped the list with less than one unplanned outage incident per server over a 12 month period (an average of 15 minutes per year) with no Tier 3 outages at all. IBM also had the lowest patch installation times at an average of 11 minutes per patch.In second place for reliability were customized Novell SuSE Liux versions running on x86 hardware with just over 17 minutes of unplanned downtime per year. Sun Solaris on Sparc servers clocked up 31.8 minutes and in fifth place was HP 9000 servers with UX at 36 minutes.At the bottom were certain open source Linux versions with 4 hours unplanned downtime, followed by Windows Server 2003 and Windows Server 2008 on Intel platforms (3 and 2.42 hours respectively), However Windows Servers showed the biggest improvement with a 35 percent year. | |
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