内核 2.6.20-15-386
用sudo hdparm -t /dev/sda 查看 速度显示如下
代码: 全选
joyolee@joyolee-PKUUQ:~$ sudo hdparm -t /dev/sda
/dev/sda:
Timing buffered disk reads: 86 MB in 3.02 seconds = 28.48 MB/sec
用sudo hdparm -I /dev/sda 查看硬盘信息 如下
代码: 全选
joyolee@joyolee-PKUUQ:~$ sudo hdparm -I /dev/sda
/dev/sda:
ATA device, with non-removable media
Model Number: TOSHIBA MK6032GSX
Serial Number: 95DI0527T
Firmware Revision: AS312D
Standards:
Supported: 6 5 4
Likely used: 6
Configuration:
Logical max current
cylinders 16383 16383
heads 16 16
sectors/track 63 63
--
CHS current addressable sectors: 16514064
LBA user addressable sectors: 117210240
LBA48 user addressable sectors: 117210240
device size with M = 1024*1024: 57231 MBytes
device size with M = 1000*1000: 60011 MBytes (60 GB)
Capabilities:
LBA, IORDY(can be disabled)
Queue depth: 32
Standby timer values: spec'd by Standard, no device specific minimum
R/W multiple sector transfer: Max = 16 Current = 8
Advanced power management level: unknown setting (0x0080)
Recommended acoustic management value: 254, current value: 128
DMA: sdma0 sdma1 sdma2 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=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
* Advanced Power Management feature set
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
* IDLE_IMMEDIATE with UNLOAD
* SATA-I signaling speed (1.5Gb/s)
* Native Command Queueing (NCQ)
* Host-initiated interface power management
* Phy event counters
DMA Setup Auto-Activate optimization
Device-initiated interface power management
* Software settings preservation
Security:
Master password revision code = 65534
supported
not enabled
not locked
frozen
not expired: security count
not supported: enhanced erase
46min for SECURITY ERASE UNIT.
Checksum: correct