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Storage medium perfromance test

Question asked by M.Adeel Sharif on Sep 13, 2013
Latest reply on Sep 26, 2013 by Yiping Wang

Hi,

 

Following are the test results. Please comment up to which extent are they correct?

 

USB:

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root@namc-p2041:~# usb 1-1: new high speed USB device number 2 using fsl-ehci

scsi0 : usb-storage 1-1:1.0

scsi 0:0:0:0: Direct-Access              freescale        PMAP PQ: 0 ANSI: 0 CCS

sd 0:0:0:0: Attached scsi generic sg0 type 0

sd 0:0:0:0: [sda] 7831552 512-byte logical blocks: (4.00 GB/3.73 GiB)

sd 0:0:0:0: [sda] Write Protect is off

sd 0:0:0:0: [sda] No Caching mode page present

sd 0:0:0:0: [sda] Assuming drive cache: write through

sd 0:0:0:0: [sda] No Caching mode page present

sd 0:0:0:0: [sda] Assuming drive cache: write through

sda: sda4

sd 0:0:0:0: [sda] No Caching mode page present

sd 0:0:0:0: [sda] Assuming drive cache: write through

sd 0:0:0:0: [sda] Attached SCSI removable disk

FAT-fs (sda): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)

 

root@namc-p2041:~# hdparm -t /dev/sda

 

/dev/sda:

Timing buffered disk reads:  54 MB in  3.10 seconds =  17.40 MB/sec

 

SATA:

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ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)

ata2.00: ATA-8: WDC WD5000BPVT-60HXZT3, 01.01A01, max UDMA/133

ata2.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 0/32)

ata2.00: configured for UDMA/133

ata1: No Device OR PHYRDY change,Hstatus = 0xa0000000

ata1: SATA link down (SStatus 0 SControl 300)

scsi 1:0:0:0: Direct-Access     ATA      WDC WD5000BPVT-6 01.0 PQ: 0 ANSI: 5

sd 1:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB) sd 1:0:0:0: Attached scsi generic sg0 type 0 sd 1:0:0:0: [sda] 4096-byte physical blocks sd 1:0:0:0: [sda] Write Protect is off sd 1:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA

sda: sda1

sd 1:0:0:0: [sda] Attached SCSI disk

 

namc-p5020:~# hdparm -t /dev/sda

 

/dev/sda:

Timing buffered disk reads:    225 MB in  3.12 seconds = 77 MB/sec

 

SD CARD:

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mmc0: new high speed SDHC card at address b368

mmcblk0: mmc0:b368 NCard 3.70 GiB

mmcblk0: p1 p2 < p5 p6 >

 

root@model:~# fdisk -l

Disk /dev/mmcblk0: 3973 MB, 3973054464 bytes

4 heads, 16 sectors/track, 121248 cylinders, total 7759872 sectors

Units = sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 512 bytes

I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk identifier: 0x92ef85ec

 

        Device Boot      Start         End      Blocks   Id  System

/dev/mmcblk0p1            2048       43007       20480   83  Linux

/dev/mmcblk0p2           43008     7759871     3858432    5  Extended

/dev/mmcblk0p5           45056     6336511     3145728   83  Linux

/dev/mmcblk0p6         6338560     7387135      524288   83  Linux

 

root@model:~# df -h

Filesystem      Size  Used Avail Use% Mounted on

rootfs          3.0G  892M  2.1G  30% /

/dev/root       3.0G  892M  2.1G  30% /

none            347M  152K  347M   1% /dev

tmpfs           347M  5.3M  342M   2% /var/volatile

tmpfs           347M     0  347M   0% /media/ram

 

root@model:~# hdparm -t /dev/mmcblk0

 

/dev/mmcblk0:

Timing buffered disk reads:  62 MB in  3.08 seconds =  20.13 MB/sec

 

NAND:

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NAND device: Manufacturer ID: 0x2c, Chip ID: 0xf1 (Micron MT29F1G08ABADAWP) 128MB

 

root@model:~# hdparm -t /dev/mtdblock4                                                                                                                               

 

/dev/mtdblock4:

Timing buffered disk reads:  18 MB in  3.13 seconds =   5.76 MB/sec

 

NOR:

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root@namc-p4080:~# hdparm -t /dev/mtdblock2

 

/dev/mtdblock2:

Timing buffered disk reads:  12 MB in  3.05 seconds =   3.93 MB/sec

 

Best regards,

Adeel

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