On 2013-07-19 3:54 AM, Gordon Messmer wrote: > Regardless of your storage, your system should be powered by a > monitored UPS. Verify that it works, and the drive's cache shouldn't > be a major concern. It should also be a 'true sine wave' output when running on battery. Many UPS units output a 'stepped approximation' (typically pulse width modulation), which some computer power supplies may not like. p.s. not really CentOS-related /per se/, but I have set centos@xxxxxxxxxx's entry in the address book to receive Plain Text... still, this looks like HTML, so far. What other setting might I need to check in Thunderbird 17? _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos