Linux / performance tests dd - thomas-krenn-wiki, under linux, the dd command can be used for simple sequential i/o performance measurements. this article will provide valuable information about which parameters should be used. for more detailed i/o performance benchmarking, the flexible i/o tester (fio) can be used.. Linux unix test disk / performance dd command, For detailed i/o performance benchmarking use the fio command; we use the iozone. it is a filesystem benchmark tool. the benchmark generates and measures a variety of file operations. conclusion. you learned how to use the dd under linux or unix for testing simple and sequential i/o performance measurement.. Inspecting disk io performance fio - linux., The vast array of ways that fio can issue its io requests lends it to benchmarking io patterns and the use of various apis to perform that io. you can also run identical fio configurations on different filesystems or underlying hardware to see what difference changes at that level will make to performance..
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