๋ฒ๊ทธ ์ค๋ช
hdparm -I /dev/sda
๊ฐ ์๋ํ์ง ์๊ณ hdparm -y /dev/sda
์ ๊ฐ์ ์ ์ฌํ ํ๋ ๋์คํฌ ๋ช
๋ น๋ ์คํจํฉ๋๋ค.
root<strong i="10">@raspberrypi</strong>:/home/pi# hdparm -I /dev/sda
/dev/sda:
SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 00 0a 00 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ATA device, with non-removable media
Standards:
Likely used: 1
Configuration:
Logical max current
cylinders 0 0
heads 0 0
sectors/track 0 0
--
Logical/Physical Sector size: 512 bytes
device size with M = 1024*1024: 0 MBytes
device size with M = 1000*1000: 0 MBytes
cache/buffer size = unknown
Capabilities:
IORDY not likely
Cannot perform double-word IO
R/W multiple sector transfer: not supported
DMA: not supported
PIO: pio0
์ฌํํ๋ค
hdparm -I /dev/sda
hdparm -y /dev/sda
hdparm -C /dev/sda
์์๋๋ ํ๋
์ค์ ๋ ํ๋ ๋์คํฌ ์คํ๋ค์ด ์๊ฐ์ ์ง์ํฉ๋๋ค.
pi3์์๋ ๋ชจ๋ ๊ฒ์ด ์ ์๋ํฉ๋๋ค.
๋์ผํ USB ํ๋ ๋์คํฌ๋ก pi3์์ ๋์ผํ ๋ช ๋ น์ ์คํํ๋ฉด ๋ชจ๋ ๊ฒ์ด ์ ์๋ํฉ๋๋ค.
root<strong i="23">@raspberrypi</strong>:/home/pi# uname -a
Linux raspberrypi 4.19.75-v7+ #1270 SMP Tue Sep 24 18:45:11 BST 2019 armv7l GNU/Linux
root<strong i="24">@raspberrypi</strong>:/home/pi# hdparm -I /dev/sda
/dev/sda:
ATA device, with non-removable media
Model Number: ST4000LM024-2AN17V
Serial Number: WCK2PTAP
Firmware Revision: 0001
Transport: Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3.0
Standards:
Used: unknown (minor revision code 0x006d)
Supported: 10 9 8 7 6 5
Likely used: 10
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: 7814037168
Logical Sector size: 512 bytes
Physical Sector size: 4096 bytes
Logical Sector-0 offset: 0 bytes
device size with M = 1024*1024: 3815447 MBytes
device size with M = 1000*1000: 4000787 MBytes (4000 GB)
cache/buffer size = unknown
Form Factor: 2.5 inch
Nominal Media Rotation Rate: 5526
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 = ?
Advanced power management level: 254
Recommended acoustic management value: 208, current value: 208
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
* DOWNLOAD_MICROCODE
* Advanced Power Management feature set
Power-Up In Standby feature set
* SET_FEATURES required to spinup after power up
SET_MAX security extension
* 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
* WRITE_{DMA|MULTIPLE}_FUA_EXT
* 64-bit World wide name
* WRITE_UNCORRECTABLE_EXT command
* {READ,WRITE}_DMA_EXT_GPL commands
* Segmented DOWNLOAD_MICROCODE
unknown 119[6]
* Gen1 signaling speed (1.5Gb/s)
* Gen2 signaling speed (3.0Gb/s)
* Gen3 signaling speed (6.0Gb/s)
* Native Command Queueing (NCQ)
* Phy event counters
* READ_LOG_DMA_EXT equivalent to READ_LOG_EXT
DMA Setup Auto-Activate optimization
Device-initiated interface power management
Software settings preservation
unknown 78[7]
* SMART Command Transport (SCT) feature set
* SCT Write Same (AC2)
* SCT Data Tables (AC5)
unknown 206[7]
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
654min for SECURITY ERASE UNIT. 654min for ENHANCED SECURITY ERASE UNIT.
Logical Unit WWN Device Identifier: 5000c500b9af9856
NAA : 5
IEEE OUI : 000c50
Unique ID : 0b9af9856
Checksum: correct
์ฒด๊ณ
cat /etc/rpi-issue
)?vcgencmd version
)์
๋๊น?uname -a
)์
๋๊น?๋ก๊ทธ
PI4์ dmesg
[ 4683.050535] usb 2-1: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd
[ 4683.081946] usb 2-1: New USB device found, idVendor=0bc2, idProduct=231a, bcdDevice= 7.08
[ 4683.081962] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 4683.081974] usb 2-1: Product: Expansion
[ 4683.081986] usb 2-1: Manufacturer: Seagate
[ 4683.081998] usb 2-1: SerialNumber: NAA3GRTM
[ 4683.114373] scsi host0: uas
[ 4683.116667] scsi 0:0:0:0: Direct-Access Seagate Expansion 0708 PQ: 0 ANSI: 6
[ 4683.120453] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 4689.456539] sd 0:0:0:0: [sda] 7814037167 512-byte logical blocks: (4.00 TB/3.64 TiB)
[ 4689.456546] sd 0:0:0:0: [sda] 4096-byte physical blocks
[ 4689.456979] sd 0:0:0:0: [sda] Write Protect is off
[ 4689.456985] sd 0:0:0:0: [sda] Mode Sense: 53 00 00 08
[ 4689.457472] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 4689.458243] sd 0:0:0:0: [sda] Optimal transfer size 33553920 bytes not a multiple of physical block size (4096 bytes)
[ 4689.632963] sda: sda1 sda2
[ 4689.635493] sd 0:0:0:0: [sda] Attached SCSI disk
[ 4690.795363] EXT4-fs (sda2): mounted filesystem with ordered data mode. Opts: (null)
pi3์ dmsg ๋ก๊ทธ์ ์๋ ๋์ผํ ๋์คํฌ, ์ ์๋ํฉ๋๋ค.
[47035.952673] usb 1-1.4: new high-speed USB device number 6 using dwc_otg
[47036.163929] usb 1-1.4: New USB device found, idVendor=0bc2, idProduct=231a, bcdDevice= 7.08
[47036.163944] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[47036.163954] usb 1-1.4: Product: Expansion
[47036.163964] usb 1-1.4: Manufacturer: Seagate
[47036.163974] usb 1-1.4: SerialNumber: NAA3GRTM
[47036.164821] usb 1-1.4: The driver for the USB controller dwc_otg_hcd does not support scatter-gather which is
[47036.164833] usb 1-1.4: required by the UAS driver. Please try an other USB controller if you wish to use UAS.
[47036.164844] usb-storage 1-1.4:1.0: USB Mass Storage device detected
[47036.165459] scsi host0: usb-storage 1-1.4:1.0
[47037.223667] scsi 0:0:0:0: Direct-Access Seagate Expansion 0708 PQ: 0 ANSI: 6
[47037.224689] sd 0:0:0:0: Attached scsi generic sg0 type 0
[47041.142771] Voltage normalised (0x00000000)
[47041.911297] sd 0:0:0:0: [sda] Very big device. Trying to use READ CAPACITY(16).
[47041.911761] sd 0:0:0:0: [sda] 7814037167 512-byte logical blocks: (4.00 TB/3.64 TiB)
[47041.911774] sd 0:0:0:0: [sda] 4096-byte physical blocks
[47041.912268] sd 0:0:0:0: [sda] Write Protect is off
[47041.912281] sd 0:0:0:0: [sda] Mode Sense: 47 00 00 08
[47041.912855] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[47042.031770] sda: sda1 sda2
[47042.035292] sd 0:0:0:0: [sda] Attached SCSI disk
[47043.667351] EXT4-fs (sda2): mounted filesystem with ordered data mode. Opts: (null)
์ถ๊ฐ ์ปจํ ์คํธ
Pi 4๋ ์ด์ ์ ๋ชจ๋ Pi ๋ชจ๋ธ์์ ์ฌ์ฉ๋๋ USB ๋์ฉ๋ ์ ์ฅ ์ฅ์น๊ฐ ์๋ UAS๋ฅผ ๋์คํฌ ์ ์ก์ผ๋ก ์ฌ์ฉํฉ๋๋ค.
๋ฌธ์ ๋ฅผ ๋ํ๋ด๋ Sabrent USB3.0 ์ด๋ํฐ๊ฐ ์์ต๋๋ค. Pi 4 hdparm -y /dev/sda
๋ณด๊ณ ์๋ ๊ฒ๊ณผ ๋์ผํ ์ค๋ฅ๋ฅผ ๋ฐํํ์ง๋ง Pi 3์์๋ ๋ฐํํ์ง ์์ต๋๋ค. hdparm -I /dev/sda
๋ ๋ ๊ฒฝ์ฐ ๋ชจ๋ ์๋ํฉ๋๋ค. , ๊ทธ๋ ์ง๋ง.
hdparm -y
๋ํ ๋ ๊ฒฝ์ฐ ๋ชจ๋ hdparm์ด ๋ค์ํ ๋งค๊ฐ๋ณ์๊ฐ ์ค์ ๋ ATA ํต๊ณผ ๋ช
๋ น์ ์คํํ ๋ค์ ๊ฒฐ๊ณผ๋ฅผ ํ์ธํ๊ธฐ ์ํด IN ์ ์ก์ ์์ฒญํ๋ ๊ฒ์ ์ ์ ์์ต๋๋ค. UAS์ ๊ฒฝ์ฐ SCSI ๊ฐ์ง ์๋ต์ "๋ถ๋ฒ ๋ช
๋ น"์ธ ๋ฐ๋ฉด ๋์ฉ๋ ์ ์ฅ ์ฅ์น์ ๊ฒฝ์ฐ ๋์ฉ๋ ์ ์ฅ ์ฅ์น ATA ํต๊ณผ ์๋ต์๋ 0์ด ์๋ ์ค๋ฅ ํ๋์ ๋์ STALL์ด ์์ต๋๋ค.
์๋ง๋ ์ฅ์น๊ฐ ๋ช ๋ น์ ์ง์ํ์ง ์๊ธฐ ๋๋ฌธ์ ๋ช ๋ น์ด ๋ Pi์์ ๋ชจ๋ ์คํจํ์ง๋ง UAS ์ผ์ด์ค๋ ๊ทธ๊ฒ์ ๋ํด ๋ ์๋๋ฝ์ต๋๋ค. ๊ทํ์ ๊ฒฝ์ฐ ํต๊ณผ๊ฐ UAS์ ํจ๊ป ์๋ํ์ง ์๊ณ ๋์ฉ๋ ์ ์ฅ ์ฅ์น์ ํจ๊ป ์๋ํ ๊ฐ๋ฅ์ฑ์ด ์์ต๋๋ค.
์ฌ๊ธฐ์์ ๋จ๊ณ๋ฅผ ์๋ํ๊ณ ๋ค์ ๋ณด๊ณ ํ ์ ์์ต๋๊น? https://www.raspberrypi.org/forums/viewtopic.php?f=28&t=245931
/boot/cmdline.txt์ ๋จ์ ์ ์ถ๊ฐํ ํ ๋ฌธ์ ๊ฐ ํด๊ฒฐ๋์์ผ๋ฉฐ ํ๋ ๋์คํฌ๋ ์ง๊ธ๊น์ง ๋งค์ฐ ์ ์๋ํฉ๋๋ค.
๊ฐ์ฌ ํด์.
/boot/cmdline.txt์ ์ถ๊ฐ๋ ๋จ์
root<strong i="8">@raspberrypi</strong>:/home/pi# cat /boot/cmdline.txt
console=serial0,115200 console=tty1 root=PARTUUID=d9b3f436-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles usb-storage.quirks=0bc2:231a:u
hdparm -I /dev/sda
๋ช
๋ น ๊ฒฐ๊ณผ
root<strong i="13">@raspberrypi</strong>:/home/pi# hdparm -I /dev/sda
/dev/sda:
ATA device, with non-removable media
Model Number: ST4000LM024-2AN17V
Serial Number: WCK2PTAP
Firmware Revision: 0001
Transport: Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3.0
Standards:
Used: unknown (minor revision code 0x006d)
Supported: 10 9 8 7 6 5
Likely used: 10
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: 7814037168
Logical Sector size: 512 bytes
Physical Sector size: 4096 bytes
Logical Sector-0 offset: 0 bytes
device size with M = 1024*1024: 3815447 MBytes
device size with M = 1000*1000: 4000787 MBytes (4000 GB)
cache/buffer size = unknown
Form Factor: 2.5 inch
Nominal Media Rotation Rate: 5526
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 = ?
Advanced power management level: 254
Recommended acoustic management value: 208, current value: 208
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
dmesg
๋ก๊ทธ
[ 509.233313] usb 2-1: New USB device found, idVendor=0bc2, idProduct=231a, bcdDevice= 7.08
[ 509.233328] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 509.233341] usb 2-1: Product: Expansion
[ 509.233353] usb 2-1: Manufacturer: Seagate
[ 509.233365] usb 2-1: SerialNumber: NAA3GRTM
[ 509.236617] usb 2-1: UAS is blacklisted for this device, using usb-storage instead
[ 509.236738] usb 2-1: UAS is blacklisted for this device, using usb-storage instead
[ 509.236757] usb-storage 2-1:1.0: USB Mass Storage device detected
[ 509.237819] usb-storage 2-1:1.0: Quirks match for vid 0bc2 pid 231a: 800000
[ 509.237953] scsi host0: usb-storage 2-1:1.0
[ 510.242582] scsi 0:0:0:0: Direct-Access Seagate Expansion 0708 PQ: 0 ANSI: 6
[ 510.243651] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 515.687671] sd 0:0:0:0: [sda] Very big device. Trying to use READ CAPACITY(16).
[ 515.688048] sd 0:0:0:0: [sda] 7814037167 512-byte logical blocks: (4.00 TB/3.64 TiB)
[ 515.688062] sd 0:0:0:0: [sda] 4096-byte physical blocks
[ 515.688813] sd 0:0:0:0: [sda] Write Protect is off
[ 515.688827] sd 0:0:0:0: [sda] Mode Sense: 47 00 00 08
[ 515.689545] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 515.808437] sda: sda1 sda2
[ 515.813176] sd 0:0:0:0: [sda] Attached SCSI disk
[ 517.042890] EXT4-fs (sda2): mounted filesystem with ordered data mode. Opts: (null)
๊ตฌํ๋ ํด๊ฒฐ ๋ฐฉ๋ฒ์ผ๋ก ์ข ๋ฃํฉ๋๋ค.
๊ฐ์ฅ ์ ์ฉํ ๋๊ธ
/boot/cmdline.txt์ ๋จ์ ์ ์ถ๊ฐํ ํ ๋ฌธ์ ๊ฐ ํด๊ฒฐ๋์์ผ๋ฉฐ ํ๋ ๋์คํฌ๋ ์ง๊ธ๊น์ง ๋งค์ฐ ์ ์๋ํฉ๋๋ค.
๊ฐ์ฌ ํด์.
/boot/cmdline.txt์ ์ถ๊ฐ๋ ๋จ์
hdparm -I /dev/sda
๋ช ๋ น ๊ฒฐ๊ณผdmesg
๋ก๊ทธ