On Jan 9, 2014, at 2:49 PM, Chris Murphy <lists@xxxxxxxxxxxxxxxxx> wrote: > 4Kn drives, i.e. 4096 byte physical and logical sector, drives maybe have been in the wild for some time, ~1 year. > > http://forums.macrumors.com/showpost.php?p=16996220&postcount=189 > "Logical sector size: 4096 bytes" > > And further, the LBA's are clearly 4096 bytes each based on the partition table sector start/end values only adding up to the size column if the (LBA) sectors are 4096 bytes each. > > This drive is found in an enclosure, sold as a backup device, not intended for booting. Huh. Two more cases. All three involve USB enclosures. Bug or feature? Is it possible the enclosure's bridge chipset is disabling the drive's 512-byte emulation? https://bbs.archlinux.org/viewtopic.php?pid=1162795 http://forum.buffalo.nas-central.org/viewtopic.php?f=68&t=25201 Chris Murphy-- 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