Приветствую. прикупил себе ssd от самсунга но на нем почему-то не зоводится TRIM.Собственно в качестве системы стоит xubuntu 13.10
/dev/sda2 on / type ext4 (rw,nodiratime,relatime,discard,errors=remount-ro,commit=600)
/dev/sda1 on /boot type ext4 (rw,nodiratime,relatime,discard,errors=remount-ro,commit=600)
/dev/sda3 on /home type ext4 (rw,nodiratime,relatime,discard,errors=remount-ro,commit=600)
/dev/sda:
ATA device, with non-removable media
Model Number: Samsung SSD 840 EVO 120GB
Serial Number: S1D5NSAD999458V
Firmware Revision: EXT0AB0Q
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 0x0039)
Supported: 9 8 7 6 5
Likely used: 9
Configuration:
Logical max current
cylinders 16383 16383
heads 16 16
sectors/track 63 63
--
CHS current addressable sectors: 16514064
LBA user addressable sectors: 234441648
LBA48 user addressable sectors: 234441648
Logical Sector size: 512 bytes
Physical Sector size: 512 bytes
Logical Sector-0 offset: 0 bytes
device size with M = 1024*1024: 114473 MBytes
device size with M = 1000*1000: 120034 MBytes (120 GB)
cache/buffer size = unknown
Nominal Media Rotation Rate: Solid State Device
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 = 16
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
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-Read-Verify feature set
* WRITE_UNCORRECTABLE_EXT command
* {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)
* Phy event counters
* READ_LOG_DMA_EXT equivalent to READ_LOG_EXT
* DMA Setup Auto-Activate optimization
* Device-initiated interface power management
* Asynchronous notification (eg. media change)
* Software settings preservation
* SMART Command Transport (SCT) feature set
* SCT Write Same (AC2)
* SCT Error Recovery Control (AC3)
* SCT Features Control (AC4)
* SCT Data Tables (AC5)
* reserved 69[4]
* DOWNLOAD MICROCODE DMA command
* SET MAX SETPASSWORD/UNLOCK DMA commands
* WRITE BUFFER DMA command
* READ BUFFER DMA command
* Data Set Management TRIM supported (limit 8 blocks)
Security:
Master password revision code = 65534
supported
not enabled
not locked
not frozen
not expired: security count
supported: enhanced erase
2min for SECURITY ERASE UNIT. 8min for ENHANCED SECURITY ERASE UNIT.
Logical Unit WWN Device Identifier: 50025388a0037745
NAA : 5
IEEE OUI : 002538
Unique ID : 8a0037745
Checksum: correct
Диск /dev/sda: 120.0 Гб, 120034123776 байт
255 головок, 63 секторов/треков, 14593 цилиндров, всего 234441648 секторов
Units = секторы of 1 * 512 = 512 bytes
Размер сектора (логического/физического): 512 байт / 512 байт
I/O size (minimum/optimal): 512 bytes / 512 bytes
Идентификатор диска: 0x00042119
Устр-во Загр Начало Конец Блоки Id Система
/dev/sda1 * 63 4209029 2104483+ 83 Linux
/dev/sda2 4209030 88099654 41945312+ 83 Linux
/dev/sda3 88100460 234436544 73168042+ 83 Linux
