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It can work on block devices as well as files. fio accepts job descriptions in a simple-to-understand text format. Several example job files are included. fio displays all sorts of I/O performance information, such as completion and submission latencies (avg/mean/deviation), bandwidth stats, CPU, and disk utilization, and more. It supports Linux, FreeBSD, and OpenSolaris.
fio --- fio is a tool that will spawn a number of threads or processes doing a particular type of io action as specified by the user. fio takes a number of global parameters, each inherited by the thread unless otherwise parameters given to them overriding that setting is given. The typical use of fio is to write a job file matching the io load one wants to simulate. Source ------ fio resides more»
fio(1) fio(1) NAME fio - flexible I/O tester SYNOPSIS fio [options] [jobfile]... DESCRIPTION fio is a tool that will spawn a number of threads or pro‐ cesses doing a particular type of I/O action as specified by the user. The typical use of fio is to write a job file matching the I/O more»
GNU GENERAL PUBLIC LICENSE Version 2, June 1991 Copyright (C) 1989, 1991 Free Software Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. Preamble The licenses for most software are designed to take away yo more»