Stan Hoeppner wrote: > Is there a SATA backplane involved or is each drive cabled directly to the > controller? If backplane, is it active or passive? Whose product is it? no backplance. This is the machine http://www.supermicro.com/products/system/2U/6026/SYS-6026T-URF.cfm > Is this a relatively new machine or has it been running for some months > without problems until recently? It is new machine, running only for two months. Thanks, Ludovico -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html