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January 29, 2017 19:48
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Disk Speed Tests
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| # Writes | |
| nohup dd if=/dev/zero of=/disk1/file.bin bs=5G count=1 oflag=direct </dev/null > disk1.out & | |
| nohup dd if=/dev/zero of=/disk2/file.bin bs=5G count=1 oflag=direct </dev/null > disk2.out & | |
| #Reads | |
| sync ; echo 3 > /proc/sys/vm/drop_caches | |
| nohup dd if=/disk1/file.bin of=/dev/null bs=8k </dev/null > disk1_read.out & | |
| nohup dd if=/disk2/file.bin of=/dev/null bs=8k </dev/null > disk2_read.out & |
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