??? <yxyou@xxxxxxxxxxxx> wrote: 20.04.2005 03:17 > what multipath are you using? Software, or hardware, > or both? We are using udm with evms (Linux on zSeries). Hardware setup is: - switched fabric FC-SAN, - 4 paths to each FC-LUN on the ESS 800 All 4 paths are "failing fast" during operations on the ESS and our stress test tool encounteres I/O-errors. Regards, Andreas - : send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html