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Table 5 Random read performance on local storage on a single Raspberry Pi Model B node

From: Mobile clusters of single board computers: an option for providing resources to student projects and researchers

Manufacturer

Form factor

Capacity [GB]

Speed class

Random read performance\(^{1}\) [kB/s] with record size [kB]...

4

8

16

32

64

128

256

512

1024

Kingston

SD

16

4

3892

5103

7989

10,494

14,117

15,491

17,275

18,040

18,110

SanDisk

SD

16

4

3367

5567

8231

11,492

14,593

16,302

17,622

18,257

18,516

Verbatim

SD

16

4

4542

6943

10,561

13,329

15,501

17,072

18,016

18,216

18,551

Verbatim

microSD

16

4

4665

7308

11,368

14,198

16,041

17,524

18,262

18,657

18,674

Samsung

microSD

16

6

3910

6691

9654

13,009

15,938

16,926

18,003

18,520

18,570

Kingston

SD

16

10

3822

5790

8899

11,699

14,622

15,895

17,517

18,130

18,171

Kingston

microSD

16

10

3905

5416

8644

12,018

14,530

16,594

17,521

18,214

18,279

Samsung

microSD

16

10

3973

6754

10,264

13,377

15,522

17,193

18,073

18,562

18,586

SanDisk

SD

16

10

4140

6420

9553

12,043

14,835

16,942

17,647

18,395

18,562

SanDisk

microSD

16

10

3991

6406

9564

12,553

15,195

16,884

17,899

18,428

18,616

SONY

SD

16

10

5061

5667

8503

11,164

13,900

15,996

17,342

18,046

18,127

SONY

microSD

16

10

4026

6079

9169

11,951

14,802

16,429

17,619

18,186

18,255

  1. \(^{1}\) Measured with: iozone -RaeI -i 0 -i 1 -i 2 -y 4k -q 1M -s 500m -o -f /tmp/testfile