Comment 45 for bug 658521

wrking...

hdparm -I /dev/sdb

/dev/sdb:

ATA device, with non-removable media
 Model Number: WDC WD1002FAEX-00Z3A0
 Serial Number: WD-WCATR3253916
 Firmware Revision: 05.01D05
 Transport: Serial, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6
Standards:
 Supported: 8 7 6 5
 Likely used: 8
Configuration:
 Logical max current
 cylinders 16383 16383
 heads 16 16
 sectors/track 63 63
 --
 CHS current addressable sectors: 16514064
 LBA user addressable sectors: 268435455
 LBA48 user addressable sectors: 1953525168
 Logical/Physical Sector size: 512 bytes
 device size with M = 1024*1024: 953869 MBytes
 device size with M = 1000*1000: 1000204 MBytes (1000 GB)
 cache/buffer size = unknown
Capabilities:
 LBA, IORDY(can be disabled)
 Queue depth: 32
 Standby timer values: spec'd by Standard, with device specific minimum
 R/W multiple sector transfer: Max = 16 Current = 0
 Recommended acoustic management value: 128, current value: 254
 DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6
      Cycle time: min=120ns recommended=120ns
 PIO: pio0 pio1 pio2 pio3 pio4
      Cycle time: no flow control=120ns IORDY flow control=120ns
Commands/features:
 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
    * NOP cmd
    * DOWNLOAD_MICROCODE
      Power-Up In Standby feature set
    * SET_FEATURES required to spinup after power up
      SET_MAX security extension
      Automatic Acoustic Management feature set
    * 48-bit Address feature set
    * Device Configuration Overlay feature set
    * Mandatory FLUSH_CACHE
    * FLUSH_CACHE_EXT
    * SMART error logging
    * SMART self-test
    * General Purpose Logging feature set
    * 64-bit World wide name
    * {READ,WRITE}_DMA_EXT_GPL commands
    * Segmented DOWNLOAD_MICROCODE
    * Gen1 signaling speed (1.5Gb/s)
    * Gen2 signaling speed (3.0Gb/s)
    * Gen3 signaling speed (6.0Gb/s)
    * Native Command Queueing (NCQ)
    * Host-initiated interface power management
    * Phy event counters
    * NCQ priority information
    * DMA Setup Auto-Activate optimization
    * Software settings preservation
    * SMART Command Transport (SCT) feature set
    * SCT Long Sector Access (AC1)
    * SCT LBA Segment Access (AC2)
    * SCT Features Control (AC4)
    * SCT Data Tables (AC5)
      unknown 206[12] (vendor specific)
      unknown 206[13] (vendor specific)
Security:
 Master password revision code = 65534
  supported
 not enabled
 not locked
 not frozen
 not expired: security count
  supported: enhanced erase
 178min for SECURITY ERASE UNIT. 178min for ENHANCED SECURITY ERASE UNIT.
Logical Unit WWN Device Identifier: 50014ee25a463ff1
 NAA : 5
 IEEE OUI : 0014ee
 Unique ID : 25a463ff1
Checksum: correct

hmm... (hehe):

hdparm -Tt /dev/sdb

/dev/sdb:
 Timing cached reads: 7444 MB in 2.00 seconds = 3723.03 MB/sec
 Timing buffered disk reads: 162 MB in 3.01 seconds = 53.90 MB/sec