simple_sequential_baseline_test
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simple_sequential_baseline_test [2017/06/08 15:42] – admin | simple_sequential_baseline_test [2019/06/28 19:05] – admin | ||
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From: [[https:// | From: [[https:// | ||
- | ===Direct Write Test, simple benchmark with dd=== | + | **Direct Write Test, simple benchmark with dd** |
First off remember system OS'es, and controllers, | First off remember system OS'es, and controllers, | ||
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You can reverse things to see what the read test looks like, things should be faster on reads in all cases with respect to the SSD: | You can reverse things to see what the read test looks like, things should be faster on reads in all cases with respect to the SSD: | ||
- | < | + | < |
2048+0 records in | 2048+0 records in | ||
2048+0 records out | 2048+0 records out | ||
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(testing the DRAM memory, and system in this case) | (testing the DRAM memory, and system in this case) | ||
- | < | + | < |
2048+0 records in | 2048+0 records in | ||
2048+0 records out | 2048+0 records out | ||
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user 0m0.000s | user 0m0.000s | ||
sys 0m0.296s</ | sys 0m0.296s</ | ||
+ | |||
+ | ===IBM P520, POWER6, PowerVM (with RHEL6), Hitachi Ultrastar 15K300 SAS, 147GB=== | ||
+ | < | ||
+ | Direct read: 1073741824 bytes (1.1 GB) copied, 16.7439 s, 64.1 MB/s | ||
+ | Read cache: | ||
+ | |||
+ | </ | ||
===USB UAS attached Samsung 850 EVO 500GB SSD, attached to Intel NUC NUC6i7KYK=== | ===USB UAS attached Samsung 850 EVO 500GB SSD, attached to Intel NUC NUC6i7KYK=== | ||
+ | Benchmarking an encrypted filesystem, the speed drops to around 370MB/sec write, 430MB/sec read. | ||
< | < | ||
Direct read: 2147483648 bytes (2,1 GB, 2,0 GiB) copied, 4,7174 s, 455 MB/s | Direct read: 2147483648 bytes (2,1 GB, 2,0 GiB) copied, 4,7174 s, 455 MB/s | ||
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< | < | ||
Direct read: 1073741824 bytes (1.1 GB) copied, 47.0731 s, 22.8 MB/s | Direct read: 1073741824 bytes (1.1 GB) copied, 47.0731 s, 22.8 MB/s | ||
- | Read cache: | + | Read cache: |
- | </ | + | |
+ | ===Raspberry Pi 4 Model B 4GB. Transcend 8GB microSD Ultimate 600x Class 10 UHS-I=== | ||
+ | < | ||
+ | Direct read: 1073741824 bytes (1.1 GB, 1.0 GiB) copied, 25.1142 s, 42.8 MB/s | ||
+ | Read cache: | ||
+ | |||
+ | ===Raspberry Pi 4 Model B 4GB. SanDisk Ultra 32GB USB 3 thumb drive=== | ||
+ | Write speed was not stable, device very hot. | ||
+ | < | ||
+ | Direct read: 1073741824 bytes (1.1 GB, 1.0 GiB) copied, 9.29304 s, 116 MB/s | ||
+ | Read cache: | ||
+ | |||
+ | ===Raspberry Pi 4 Model B 4GB. Samsung portable SSD T5=== | ||
+ | < | ||
+ | Direct read: 1073741824 bytes (1.1 GB, 1.0 GiB) copied, 3.50969 s, 306 MB/s | ||
+ | Read cache: | ||
===PC Engines APU with 16GB SSD - SuperSSpeed S328 16GB=== | ===PC Engines APU with 16GB SSD - SuperSSpeed S328 16GB=== |
simple_sequential_baseline_test.txt · Last modified: 2022/10/18 18:36 by admin