Re: Bad behaviour after hdparm -M 128

From: Tino Keitel
Date: Mon Jun 11 2007 - 05:22:52 EST

On Thu, Jun 07, 2007 at 22:50:04 -0300, Henrique de Moraes Holschuh wrote:


> I just tracked it down to hdparm. Version 6.9 (the one in Debian stable)
> doesn't work right with libata. Version 7.5 (the one in Debian unstable)
> works fine.
> So, at least in my side, there are *no* kernel bugs. Maybe this is also the
> case for the poster that reported the problem?

I also use Debian unstable.

Here is the relevant part of the hdparm -I output:


ATA device, with non-removable media
Model Number: ST98823AS
Serial Number: 5PK0GTK8
Firmware Revision: 7.01
Supported: 7 6 5 4
Likely used: 7
Logical max current
cylinders 16383 16383
heads 16 16
sectors/track 63 63
CHS current addressable sectors: 16514064
LBA user addressable sectors: 156301488
LBA48 user addressable sectors: 156301488
device size with M = 1024*1024: 76319 MBytes
device size with M = 1000*1000: 80026 MBytes (80 GB)
LBA, IORDY(can be disabled)
Queue depth: 32
Standby timer values: spec'd by Standard, no device specific
R/W multiple sector transfer: Max = 16 Current = ?
Advanced power management level: unknown setting (0x8080)
Recommended acoustic management value: 128, current value: 0
DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=240ns IORDY flow control=120ns
Enabled Supported:
* SMART feature set
Security Mode feature set
* Power Management feature set
* Write cache
* Look-ahead
* Host Protected Area feature set
* WRITE_BUFFER command
* READ_BUFFER command
* Advanced Power Management feature set
SET_MAX security extension
* 48-bit Address feature set
* Device Configuration Overlay feature set
* Mandatory FLUSH_CACHE
* SMART error logging
* SMART self-test
* SATA-I signaling speed (1.5Gb/s)
* Native Command Queueing (NCQ)
* Phy event counters
Device-initiated interface power management
* Software settings preservation
* SMART Command Transport (SCT) feature set

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