Andrew Morton wrote: > > And as long as your 100% confident that UPS's will never fail, > > janitors will never accidentally hit the Emergency Power Office > > switch, and so on. > > Well. The product of two very small numbers is... Another unquantified very small number. You have a UPS, but the first time you discover it's not wired up properly is when it fails. This happened recently in a customer's office... The UPS power wiring melted, leaving a big stinking hole, and all the servers went down - quickly. Another is misconfiguring the UPS daemon so it continues writing to disk for 30 minutes until the battery runs down... Like the chance of two disks going wrong in a RAID at the same time... that would *never* happen would it? *tip-toes out of the room* -- Jamie -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
