Nicolas Thierry-Mieg wrote: > Colin Coles wrote: >> On Friday 01 July 2011 12:05, Timothy Murphy wrote: >>> >>> Any advice or suggestions gratefully received. >> >> If you are thinking of the UPS route a caveat: I have several HP servers >> and most of them will not work on cheap UPS's as they do not produce the >> pure sine wave modern HP machines require but rather a crude stepped >> voltage. > > perhaps naively, I'm surprised: doesn't this mean they put crappy PSUs > in those servers? > I thought decent PSUs were expected to deal with dirty input AC? I agree. Esp. since, other than in datacenters, *most* electric power is pretty crappy. mark "let's not discuss ComEd in Chicago" _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos