On Tue, Dec 30, 2008 at 07:26:40AM -0500, Justin Piszcz wrote: > On one system, two Raptor 150s: > > [ 0.739402] ata1.00: HPA detected: current 293044655, native 293046768 > [ 0.739491] ata1.00: ATA-7: WDC WD1500ADFD-00NLR5, 21.07QR5, max UDMA/133 > [ 0.739577] ata1.00: 293044655 sectors, multi 0: LBA48 NCQ (depth 31/32) > [ 0.742454] ata1.00: configured for UDMA/133 > > [ 1.059146] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > [ 1.061406] ata2.00: ATA-7: WDC WD1500ADFD-00NLR5, 21.07QR5, max UDMA/133 > [ 1.061494] ata2.00: 293046768 sectors, multi 0: LBA48 NCQ (depth 31/32) > [ 1.064360] ata2.00: configured for UDMA/133 > > Two disks in a RAID-1 (mdadm) configuration, how come the first one > has an issue w/HPA as the firmware of both disks is the same..? > > l1:~# smartctl -a /dev/sda | grep -i bytes > User Capacity: 150,038,863,360 bytes > l1:~# smartctl -a /dev/sdb | grep -i bytes > User Capacity: 150,039,945,216 bytes > l1:~# > > Why does this occur? > Bonghits... Anyway, pass libata.ignore_hpa=1 if you want to use the full capacity of your disk. regards, Kyle -- 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
