Intenso Micro Line 32GB Zwart

Energieverbruik standby

34,7 mA / 177 mW

Prestaties: CrystalDiskMark

* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

Sequential Read (Q= 32,T= 1) : 16.548 MB/s
Sequential Write (Q= 32,T= 1) : 9.810 MB/s
Random Read 4KiB (Q= 32,T= 1) : 2.870 MB/s [ 700.7 IOPS]
Random Write 4KiB (Q= 32,T= 1) : 0.001 MB/s [ 0.2 IOPS]
Sequential Read (T= 1) : 15.718 MB/s
Sequential Write (T= 1) : 11.961 MB/s
Random Read 4KiB (Q= 1,T= 1) : 2.748 MB/s [ 670.9 IOPS]
Random Write 4KiB (Q= 1,T= 1) : 0.004 MB/s [ 1.0 IOPS]

Test : 1024 MiB [E: 0.0% (0.0/29.3 GiB)] (x5) [Interval=5 sec]

Prestaties: dd

$ dd if=/dev/zero of=./INTENSO/emptybunchofzeros.bin bs=1048576 count=8192
5,53 megabytes/sec

Prestaties: Xbench

Uncached
Sequential
write
4K blokken: 5,68 MB/sec
256K blokken: 6,74 MB/sec
read
4K blokken: 3,44 MB/sec
256K blokken: 21,51 MB/sec
Random
write
4K blokken: 0,01 MB/sec !!!
256K blokken: 0,34 MB/sec
read
4K blokken: 1,65 MB/sec
256K blokken: 19,40 MB/sec

ChipGenius v4.00.1024 (2015)

Protocal Version: USB 2.00
Current Speed: High Speed
Max Current: 500mA

USB Device ID: VID = 090C PID = 1000
Serial Number: 16070400003173

Device Vendor: SMI Technology
Device Name: Intenso Micro Line
Device Revision: 1000

Manufacturer: Intenso
Product Model: Micro Line

Controller Vendor: SMI
Controller Part-Number: SM3259AA - ISP 160601-DG1
Flash ID code: 454C98A3 - SanDisk - 2CE/Single Channel [TLC] -> Total Capacity = 32GB

Flash drive information extractor 8.7.0.597

Controller: Silicon Motion SM3259 AB
Possible Memory Chip(s):
SanDisk SDTNSIAMA-016G
Memory Type: TLC
Flash ID: 454C98A3 7651
Flash CE Summary: 2
Chip F/W: ISP 160601-DG1
MP: ::::0::
MPTOOL Ver.: 16.04.07
VID: 090C
PID: 1000
Manufacturer: SMI Technology
Product: Intenso Micro Line
Query Vendor ID: Intenso
Query Product ID: Micro Line
Query Product Revision:
Physical Disk Capacity: 31457280000 Bytes
Windows Disk Capacity: 31440453632 Bytes
Internal Tags: QVZG-QSCY
File System: FAT32
Relative Offset: 48 KB
USB Version: 2.00
Declared Power: 500 mA
ContMeas ID: FF44-06-EE

flashbench

$ sudo flashbench -a /dev/sdb --blocksize=1024
align 8589934592 pre 1.41ms on 1.99ms post 1.8ms diff 378µs
align 4294967296 pre 1.5ms on 2.01ms post 1.8ms diff 367µs
align 2147483648 pre 1.5ms on 1.99ms post 1.8ms diff 333µs
align 1073741824 pre 1.52ms on 2.09ms post 1.85ms diff 402µs
align 536870912 pre 1.52ms on 2.05ms post 1.86ms diff 366µs
align 268435456 pre 1.52ms on 2.06ms post 1.85ms diff 372µs
align 134217728 pre 1.52ms on 2.05ms post 1.85ms diff 366µs
align 67108864 pre 1.52ms on 2.06ms post 1.85ms diff 370µs
align 33554432 pre 1.52ms on 2.78ms post 2.59ms diff 730µs
align 16777216 pre 1.52ms on 2.05ms post 1.85ms diff 371µs
align 8388608 pre 1.52ms on 2.41ms post 2.21ms diff 545µs
align 4194304 pre 1.52ms on 2.06ms post 1.86ms diff 368µs
align 2097152 pre 1.54ms on 2.35ms post 2.2ms diff 477µs
align 1048576 pre 1.54ms on 2.01ms post 1.86ms diff 310µs
align 524288 pre 1.54ms on 2.36ms post 2.2ms diff 484µs
align 262144 pre 1.54ms on 2.01ms post 1.86ms diff 312µs
align 131072 pre 1.54ms on 2.36ms post 2.21ms diff 486µs
align 65536 pre 1.54ms on 2ms post 1.85ms diff 307µs
align 32768 pre 1.54ms on 2.01ms post 1.86ms diff 311µs
align 16384 pre 1.55ms on 1.99ms post 1.84ms diff 298µs
align 8192 pre 1.72ms on 1.72ms post 1.69ms diff 15.9µs
align 4096 pre 1.8ms on 1.8ms post 1.78ms diff 18.1µs
align 2048 pre 1.84ms on 1.85ms post 1.82ms diff 24.3µs

open AUs

linear

$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --open-au-nr=4
4MiB 21.3M/s
2MiB 20.9M/s
1MiB 20M/s
512KiB 18.4M/s
256KiB 16.2M/s

$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --open-au-nr=5
4MiB 21.5M/s
2MiB 614K/s
1MiB 19.6M/s
512KiB 18.9M/s
256KiB 15.9M/s

$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --open-au-nr=6
4MiB 403K/s
2MiB 20.5M/s
1MiB 20.2M/s
512KiB 18.9M/s
256KiB 16.3M/s

random

$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --open-au-nr=2 --random
4MiB 21.4M/s
2MiB 21.3M/s
1MiB 20.8M/s
512KiB 19M/s
256KiB 15.9M/s

$ sudo flashbench -O --erasesize=$[4 * 1024 * 1024] --blocksize=$[256 * 1024] /dev/sdb --open-au-nr=3 --random
4MiB 21.5M/s
2MiB 271K/s
1MiB 19.4M/s
512KiB 19.1M/s
256KiB 15.4M/s

Gebruikservaring

Kapot binnen 2 jaar van licht gebruik: nauwelijks beschreven (< 1 GB) schijf voor handmatige reservekopieën van een router (± 50 MiB). In gebruik met ext4 bestandssysteem.

De Linux kernel meldt iedere minuut leesfouten:

kernel: usb 1-1: reset high-speed USB device number 2 using ehci-platform
kernel: usb 1-1: device descriptor read/64, error -145
kernel: usb 1-1: device descriptor read/64, error -145

usb 1-1: New USB device found, idVendor=090c, idProduct=1000
usb 1-1: Product: Intenso Micro Line
usb 1-1: Manufacturer: SMI Technology
usb 1-1: SerialNumber: 16070400003173