On Thursday 28 August 2008, saeed bishara wrote: > can you try setting bit 0 of the 0xf108002c then run some io? How can I set that bit? > which disk you have there? ata1.00: ATA-7: HDT722516DLA380, V43OA91A, max UDMA/133 ata1.00: 321672960 sectors, multi 0: LBA48 NCQ (depth 31/32) ata1.00: configured for UDMA/133 ata2: SATA link down (SStatus 0 SControl 300) scsi 0:0:0:0: Direct-Access ATA HDT722516DLA380 V43O PQ: 0 ANSI: 5 sd 0:0:0:0: [sda] 321672960 512-byte hardware sectors (164697 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sd 0:0:0:0: [sda] 321672960 512-byte hardware sectors (164697 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sda: sda1 sda2 sda3 sda4 < sda5 sda6 > sd 0:0:0:0: [sda] Attached SCSI disk sd 0:0:0:0: Attached scsi generic sg0 type 0 >From smartctl: Model Family: Hitachi Deskstar T7K250 series Device Model: HDT722516DLA380 Firmware Version: V43OA91A User Capacity: 164,696,555,520 bytes ATA Version is: 7 ATA Standard is: ATA/ATAPI-7 T13 1532D revision 1 > is there any chance that you can replace it with different model that > support NCQ? No, sorry. This is the only model SATA disk I have available. However, I use the exact same model in a x86_64 desktop without any problems. Possibly another owner of a TS-109 or maybe TS-209 can confirm the issue with a different model disk. -- 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