ramsta s800: benchmark & info

hdparm

# hdparm -I /dev/sda

/dev/sda:

ATA device, with non-removable media
 Model Number:       Ramsta SSD S800 480GB                   
 Serial Number:      RK1807XXXXXXX       
 Firmware Revision:  RS81V0  
 Transport:          Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3.0
Standards:
 Supported: 9 8 7 6 5 
 Likely used: 9
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:   937703088
 Logical  Sector size:                   512 bytes
 Physical Sector size:                   512 bytes
 Logical Sector-0 offset:                  0 bytes
 device size with M = 1024*1024:      457862 MBytes
 device size with M = 1000*1000:      480103 MBytes (480 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 = 2 Current = 2
 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
    * {READ,WRITE}_DMA_EXT_GPL commands
    * Segmented DOWNLOAD_MICROCODE
    * unknown 119[6]
      unknown 119[9]
    * 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
    * Software settings preservation
    * SMART Command Transport (SCT) feature set
    * SCT Write Same (AC2)
    * SCT Features Control (AC4)
    * SCT Data Tables (AC5)
    * SANITIZE feature set
    * BLOCK_ERASE_EXT command
    * DOWNLOAD MICROCODE DMA command
    * WRITE BUFFER DMA command
    * READ BUFFER DMA command
    * Data Set Management TRIM supported (limit 8 blocks)
    * Deterministic read ZEROs after TRIM
Security: 
 Master password revision code = 65534
  supported
 not enabled
 not locked
  frozen
 not expired: security count
  supported: enhanced erase
 2min for SECURITY ERASE UNIT. 2min for ENHANCED SECURITY ERASE UNIT.
Checksum: correct

# hdparm -tT /dev/sda

/dev/sda:
 Timing cached reads:   10508 MB in  2.00 seconds = 5258.15 MB/sec
 Timing buffered disk reads: 744 MB in  3.01 seconds = 247.21 MB/sec

smartctl

# smartctl -i /dev/sda

smartctl 6.6 2016-05-31 r4324 [i686-linux-4.9.0-1-grml-686] (local build)
Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Device Model:     Ramsta SSD S800 480GB
Serial Number:    RK1807XXXXXXX
Firmware Version: RS81V0
User Capacity:    480,103,981,056 bytes [480 GB]
Sector Size:      512 bytes logical/physical
Rotation Rate:    Solid State Device
Device is:        Not in smartctl database [for details use: -P showall]
ATA Version is:   ACS-2 (minor revision not indicated)
SATA Version is:  SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Thu Sep  6 01:51:07 2018 UTC
SMART support is: Available - device has SMART capability.
SMART support is: Enabled

preparação para os testes

# mkfs.ext4 /dev/sda
# mount /dev/sda /mnt

fio-cdm

# fio -v
fio-2.16

# fio-cdm /mnt

|      | Read(MB/s)|Write(MB/s)|
|------|-----------|-----------|
|  Seq |    301.887|    302.511|
| 512K |    247.702|    304.309|
|   4K |     30.147|     81.763|
|4KQD32|    243.404|    283.813|

fio-cdm²

# fio -v
fio-3.8

# fio-cdm /mnt

|           | Read(MB/s)|Write(MB/s)|
|-----------|-----------|-----------|
| Seq Q32T1 |    332.000|    320.000|
| 4K  Q8T8  |    190.000|    261.000|
| 4K  Q32T1 |    257.000|    259.000|
| 4K  Q1T1  |     31.800|     92.500|

crystaldiskmark 6.0.1

crystaldiskmark 4.1.0

pra não restar dúvidas, resolvi usar a mesma versão utilizada no anúncio do ramsta s800, a 4.0.3. como não achei o executável dessa versão específica, acabei usando a versão mais próxima à ela.