check the read error counters of you md in sys folder (max_read_errors, device/errors) maybe it got a error and retried and readed without error 2012/9/13 Niccolò Belli <darkbasic@xxxxxxxxxxxxxxx>: > Il 13/09/2012 17:32, Roberto Spadim ha scritto: > >> you forced read from a block device (md0) that have a md raid1. check >> in source of raid1 read balance... it don´t read from all disks, just >> from 'near/fasters' disks. > > > I know, but since reading from md0 triggered a warning in dmesg (like the > previous I posted) it *did* read from the broken disk!!! Both disks of the > array are still active even after the read error, why? > > Cheers, > Niccolņ > > -- > http://www.linuxsystems.it > -- > To unsubscribe from this list: send the line "unsubscribe linux-raid" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Roberto Spadim Spadim Technology / SPAEmpresarial -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html