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########## Content: short linux hints #############################
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#          all by scan@hypertext.at; no (c)
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#          per hint
#
# Command:
# Output example:
# References:
#-----------------------------------------------------------------#
#          INDEX
#
##         get harddisk information
#
###################################################################

##         ISSUE:
##         get harddisk information
##
# Command:

$ hdparm /dev/hda

# Output example:

/dev/hda:

 multcount    = 16 (on)
 IO_support   =  0 (default 16-bit)
 unmaskirq    =  0 (off)
 using_dma    =  1 (on)
 keepsettings =  0 (off)
 readonly     =  0 (off)
 readahead    = 256 (on)
 geometry     = 65535/16/63, sectors = 80026361856, start = 0

# References:
$ man hdparm
#-----------------------------------------------------------------#

# Command:

$ hdparm -i /dev/hda

# Output example:

/dev/hda:

 Model=FUJITSU MHT2080AH, FwRev=006C, SerialNo=NP00T44259EW
 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
 BuffType=DualPortCache, BuffSize=8192kB, MaxMultSect=16, MultSect=16
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=156301488
 IORDY=yes, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes:  pio0 pio1 pio2 pio3 pio4
 DMA modes:  mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
 AdvancedPM=yes: mode=0x80 (128) WriteCache=enabled
 Drive conforms to: ATA/ATAPI-6 T13 1410D revision 3a:

 * signifies the current active mode

# References:
$ man hdparm
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# Command:

$ hdparm -I /dev/hda 2>&1 | less

# Output example:

/dev/hda:

ATA device, with non-removable media
	Model Number:       FUJITSU MHT2080AH                       
	Serial Number:      NP00T44259EW
	Firmware Revision:  006C    
Standards:
	Used: ATA/ATAPI-6 T13 1410D revision 3a 
	Supported: 6 5 4 3 
Configuration:
	Logical		max	current
	cylinders	16383	16383
	heads		16	16
	sectors/track	63	63
	--
	CHS current addressable sectors:   16514064
	LBA    user addressable sectors:  156301488
	device size with M = 1024*1024:       76319 MBytes
	device size with M = 1000*1000:       80026 MBytes (80 GB)
Capabilities:
	LBA, IORDY(cannot be disabled)
	bytes avail on r/w long: 4	Queue depth: 1
	Standby timer values: spec'd by Standard, no device specific minimum
	R/W multiple sector transfer: Max = 16	Current = 16
	Advanced power management level: 128 (0x80)
	Recommended acoustic management value: 254, current value: 254
	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
Commands/features:
	Enabled	Supported:
	   *	READ BUFFER cmd
	   *	WRITE BUFFER cmd
	   *	Host Protected Area feature set
	   *	Look-ahead
	   *	Write cache
	   *	Power Management feature set
		Security Mode feature set
	   *	SMART feature set
	   *	Mandatory FLUSH CACHE command 
	   *	Device Configuration Overlay feature set 
	   *	Automatic Acoustic Management feature set 
	   *	SET MAX security extension
		Power-Up In Standby feature set
	   *	Advanced Power Management feature set
	   *	DOWNLOAD MICROCODE cmd
	   *	SMART self-test 
	   *	SMART error logging 
Security: 
	Master password revision code = 65534
		supported
	not	enabled
	not	locked
		frozen
	not	expired: security count
	not	supported: enhanced erase
	80min for SECURITY ERASE UNIT. 
HW reset results:
	CBLID- above Vih
	Device num = 0 determined by the jumper
Checksum: correct

# References:
$ man hdparm
#-----------------------------------------------------------------#

# Command:

$ hdparm -Tt /dev/hda

# Output example:

/dev/hda:
 Timing cached reads:   3108 MB in  2.00 seconds = 1553.90 MB/sec
 Timing buffered disk reads:  100 MB in  3.00 seconds =  33.33 MB/sec

# References:
$ man hdparm
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