Difference between revisions of "Devices and storage"
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== Ottenere informazione sul disco == | == Ottenere informazione sul disco == | ||
elwood xunil # hdparm -I /dev/hda | === hdparm === | ||
elwood xunil # hdparm -I /dev/hda | |||
/dev/hda: | /dev/hda: | ||
ATA device, with non-removable media | ATA device, with non-removable media | ||
Model Number: WDC WD2500JB-00FUA0 | Model Number: WDC WD2500JB-00FUA0 | ||
Serial Number: WD-WCAEP1091941 | Serial Number: WD-WCAEP1091941 | ||
Firmware Revision: 15.05R15 | |||
Standards: | Standards: | ||
Supported: 6 5 4 | |||
Likely used: 6 | |||
Configuration: | Configuration: | ||
Logical max current | Logical max current | ||
cylinders 16383 65535 | cylinders 16383 65535 | ||
heads 16 1 | heads 16 1 | ||
sectors/track 63 63 | sectors/track 63 63 | ||
-- | |||
CHS current addressable sectors: 4128705 | CHS current addressable sectors: 4128705 | ||
LBA user addressable sectors: 268435455 | LBA user addressable sectors: 268435455 | ||
Line 30: | Line 31: | ||
device size with M = 1024*1024: 238475 MBytes | device size with M = 1024*1024: 238475 MBytes | ||
device size with M = 1000*1000: 250059 MBytes (250 GB) | device size with M = 1000*1000: 250059 MBytes (250 GB) | ||
Capabilities: | Capabilities: | ||
LBA, IORDY(can be disabled) | LBA, IORDY(can be disabled) | ||
Standby timer values: spec'd by Standard, with device specific minimum | Standby timer values: spec'd by Standard, with device specific minimum | ||
Line 39: | Line 40: | ||
PIO: pio0 pio1 pio2 pio3 pio4 | PIO: pio0 pio1 pio2 pio3 pio4 | ||
Cycle time: no flow control=120ns IORDY flow control=120ns | Cycle time: no flow control=120ns IORDY flow control=120ns | ||
Commands/features: | Commands/features: | ||
Enabled Supported: | Enabled Supported: | ||
* SMART feature set | * SMART feature set | ||
Line 58: | Line 59: | ||
* SMART error logging | * SMART error logging | ||
* SMART self-test | * SMART self-test | ||
Security: | Security: | ||
supported | supported | ||
not enabled | not enabled | ||
Line 65: | Line 66: | ||
not expired: security count | not expired: security count | ||
not supported: enhanced erase | not supported: enhanced erase | ||
HW reset results: | HW reset results: | ||
CBLID- above Vih | CBLID- above Vih | ||
Device num = 0 determined by the jumper | Device num = 0 determined by the jumper | ||
Checksum: correct | Checksum: correct | ||
=== Nomenclatura Hard Disk === | |||
http://forums.storagereview.net/index.php?showtopic=22131 | |||
Sample: WD3200JD-00KLB0 | |||
Formula: AAbbbbCD-eeFGHi | |||
AA = WesternDigital | |||
bbbb = Capacity in 100MB units (GBx10) | |||
C = Cache(buffer) size and drive's purpose: | |||
* Desktop drives: B=2MB, J=8MB, K=16MB | |||
* Enterprise drives 7200rpm: S=8MB, Y=16MB | |||
* Enterprise drives 10000rpm: G=8MB, A=16MB | |||
D = Interface and some other specs: | |||
* B=ATA, D=SATA150, S=SATA300, R=SATA150(RaidEdition2), H=SATA150(Window) | |||
ee = Vendor code (probably): | |||
* 00=general consumers, 01=general enterprise, 22=promotional(?), | |||
* 07/08/11/14/23/32/40/41/50/55/56/57/58/60/75/88/98=unknown (of them 55 is pretty much used) | |||
F = May be related to platters (needs more research) | |||
G = ??? (needs more research) | |||
H = Related to interface/firmware and something more (needs more research): | |||
* A=ATA(Caviar over 100GB)/ATAandSATA(Caviar below 100GB), B=SATA(Caviar over 100GB), C=ATAandSATA(Caviar, newer updates), A/C/R=Generation(RaptorSATA), T=LaptopDrive | |||
i = Firmware version (probably): | |||
* 0/1/2=larger is newer (if the preceeding letter is same). | |||
=== Disktype === | |||
disktype /dev/sda | |||
--- /dev/hda | |||
Block device, size 372.6 GiB (400088457216 bytes) | |||
DOS/MBR partition map | |||
Partition 1: 372.6 GiB (400085812224 bytes, 781417602 sectors from 63, bootable) | |||
Type 0x83 (Linux) | |||
ReiserFS file system (new 3.6 format, standard journal, starts at 64 KiB) | |||
Volume name "scratch" | |||
UUID E217E2D5-0410-479E-B4C7-60116C56761E (DCE, v4) | |||
Volume size 372.6 GiB (400085811200 bytes, 97677200 blocks of 4 KiB) | |||
[...] | |||
=== Hddtemp === | |||
# hddtemp /dev/sd[abcd] | |||
WARNING: Drive /dev/sda doesn't appear in the database of supported drives | |||
WARNING: But using a common value, it reports something. | |||
WARNING: Note that the temperature shown could be wrong. | |||
WARNING: See --help, --debug and --drivebase options. | |||
WARNING: And don't forget you can add your drive to hddtemp.db | |||
/dev/sda: WDC WD3200KS-00PFB0: 42 C or F | |||
==== Aggiungere dischi al DB ==== | |||
vi '''/usr/share/hddtemp/hddtemp.db''' | |||
"ST3320620AS" 194 C "Seagate ST3320620AS" | |||
"WDC WD3200KS-00PFB0" 194 C "Western Digital WD3200KS-00PFB0" | |||
* risultato | |||
# hddtemp /dev/sd[abcd] | |||
/dev/sda: WDC WD3200KS-00PFB0: 42 C | |||
/dev/sdb: ST3750330AS: 36 C | |||
/dev/sdc: WDC WD3200KS-00PFB0: 41 C | |||
/dev/sdd: ST3750330AS: 41 C |
Revision as of 14:54, 18 November 2010
HAL DAEMON - UDEV
- periferiche udev connesse
ls -lR /dev/disk
- molte informazioni su sdb
udevinfo -a -p /sys/block/sdb/
Ottenere informazione sul disco
hdparm
elwood xunil # hdparm -I /dev/hda
/dev/hda:
ATA device, with non-removable media Model Number: WDC WD2500JB-00FUA0 Serial Number: WD-WCAEP1091941 Firmware Revision: 15.05R15 Standards: Supported: 6 5 4 Likely used: 6 Configuration: Logical max current cylinders 16383 65535 heads 16 1 sectors/track 63 63 -- CHS current addressable sectors: 4128705 LBA user addressable sectors: 268435455 LBA48 user addressable sectors: 488397168 device size with M = 1024*1024: 238475 MBytes device size with M = 1000*1000: 250059 MBytes (250 GB) Capabilities: LBA, IORDY(can be disabled) Standby timer values: spec'd by Standard, with device specific minimum R/W multiple sector transfer: Max = 16 Current = 16 Recommended acoustic management value: 128, current value: 128 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=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 * DOWNLOAD_MICROCODE 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 Security: supported not enabled not locked not frozen not expired: security count not supported: enhanced erase HW reset results: CBLID- above Vih Device num = 0 determined by the jumper
Checksum: correct
Nomenclatura Hard Disk
http://forums.storagereview.net/index.php?showtopic=22131 Sample: WD3200JD-00KLB0 Formula: AAbbbbCD-eeFGHi
AA = WesternDigital
bbbb = Capacity in 100MB units (GBx10)
C = Cache(buffer) size and drive's purpose: * Desktop drives: B=2MB, J=8MB, K=16MB * Enterprise drives 7200rpm: S=8MB, Y=16MB * Enterprise drives 10000rpm: G=8MB, A=16MB
D = Interface and some other specs: * B=ATA, D=SATA150, S=SATA300, R=SATA150(RaidEdition2), H=SATA150(Window)
ee = Vendor code (probably): * 00=general consumers, 01=general enterprise, 22=promotional(?), * 07/08/11/14/23/32/40/41/50/55/56/57/58/60/75/88/98=unknown (of them 55 is pretty much used)
F = May be related to platters (needs more research)
G = ??? (needs more research)
H = Related to interface/firmware and something more (needs more research): * A=ATA(Caviar over 100GB)/ATAandSATA(Caviar below 100GB), B=SATA(Caviar over 100GB), C=ATAandSATA(Caviar, newer updates), A/C/R=Generation(RaptorSATA), T=LaptopDrive
i = Firmware version (probably): * 0/1/2=larger is newer (if the preceeding letter is same).
Disktype
disktype /dev/sda --- /dev/hda Block device, size 372.6 GiB (400088457216 bytes) DOS/MBR partition map Partition 1: 372.6 GiB (400085812224 bytes, 781417602 sectors from 63, bootable) Type 0x83 (Linux) ReiserFS file system (new 3.6 format, standard journal, starts at 64 KiB) Volume name "scratch" UUID E217E2D5-0410-479E-B4C7-60116C56761E (DCE, v4) Volume size 372.6 GiB (400085811200 bytes, 97677200 blocks of 4 KiB) [...]
Hddtemp
# hddtemp /dev/sd[abcd] WARNING: Drive /dev/sda doesn't appear in the database of supported drives WARNING: But using a common value, it reports something. WARNING: Note that the temperature shown could be wrong. WARNING: See --help, --debug and --drivebase options. WARNING: And don't forget you can add your drive to hddtemp.db /dev/sda: WDC WD3200KS-00PFB0: 42 C or F
Aggiungere dischi al DB
vi /usr/share/hddtemp/hddtemp.db "ST3320620AS" 194 C "Seagate ST3320620AS" "WDC WD3200KS-00PFB0" 194 C "Western Digital WD3200KS-00PFB0"
- risultato
# hddtemp /dev/sd[abcd] /dev/sda: WDC WD3200KS-00PFB0: 42 C /dev/sdb: ST3750330AS: 36 C /dev/sdc: WDC WD3200KS-00PFB0: 41 C /dev/sdd: ST3750330AS: 41 C