Is there a benchmark program I can use to measure random read speeds of a vps without interference from the kernel cache? Also looking for something where you can change the read sizes say 4k-64k.
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I would recommend using iozone and/or bonnie++ to benchmark. If you're solid on what you need to test, both tools are customizable to those requirements. For iozone, try something like the following to run a single-threaded random read/write test with a 4k record size using a 4 Gigabyte file. Run this from the directory you wish to test: |
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