fio基础2

[root@iZ116haf49sZ bin]# ll /usr/local/bin/fio
-rwxr-xr-x 1 root root 3113575 Nov 12 21:48 /usr/local/bin/fio
[root@iZ116haf49sZ bin]# /usr/local/bin/fio -h 
fio-2.1.10
/usr/local/bin/fio [options] [job options] <job file(s)>
  --debug=options	Enable debug logging. May be one/more of:
			process,file,io,mem,blktrace,verify,random,parse,
			diskutil,job,mutex,profile,time,net,rate
  --parse-only		Parse options only, don't start any IO
  --output		Write output to file
  --runtime		Runtime in seconds
  --latency-log		Generate per-job latency logs
  --bandwidth-log	Generate per-job bandwidth logs
  --minimal		Minimal (terse) output
  --output-format=x	Output format (terse,json,normal)
  --terse-version=x	Set terse version output format to 'x'
  --version		Print version info and exit
  --help		Print this page
  --cpuclock-test	Perform test/validation of CPU clock
  --crctest		Test speed of checksum functions
  --cmdhelp=cmd		Print command help, "all" for all of them
  --enghelp=engine	Print ioengine help, or list available ioengines
  --enghelp=engine,cmd	Print help for an ioengine cmd
  --showcmd		Turn a job file into command line options
  --eta=when		When ETA estimate should be printed
            		May be "always", "never" or "auto"
  --eta-newline=time	Force a new line for every 'time' period passed
  --status-interval=t	Force full status dump every 't' period passed
  --readonly		Turn on safety read-only checks, preventing writes
  --section=name	Only run specified section in job file
  --alloc-size=kb	Set smalloc pool to this size in kb (def 1024)
  --warnings-fatal	Fio parser warnings are fatal
  --max-jobs=nr		Maximum number of threads/processes to support
  --server=args		Start a backend fio server
  --daemonize=pidfile	Background fio server, write pid to file
  --client=hostname	Talk to remote backend fio server at hostname
  --idle-prof=option	Report cpu idleness on a system or percpu basis
			(option=system,percpu) or run unit work
			calibration only (option=calibrate)

Fio was written by Jens Axboe <jens.axboe@oracle.com>
                   Jens Axboe <jaxboe@fusionio.com>
                   Jens Axboe <axboe@fb.com>
[root@iZ116haf49sZ bin]# 

[root@iZ116haf49sZ fio]# ll /usr/local/bin/
total 3984
-rwxr-xr-x 1 root root 3614095 Nov 13 19:25 fio
-rwxr-xr-x 1 root root   21736 Nov 13 19:25 fio2gnuplot
-rwxr-xr-x 1 root root  112136 Nov 13 19:25 fio-btrace2fio
-rwxr-xr-x 1 root root  205830 Nov 13 19:25 fio-dedupe
-rwxr-xr-x 1 root root    3994 Nov 13 19:25 fio_generate_plots
-rwxr-xr-x 1 root root   94379 Nov 13 19:25 fio-genzipf
-rwxr-xr-x 1 root root    8756 Nov 13 19:25 genfio
[root@iZ116haf49sZ fio]# file /usr/local/bin/*
/usr/local/bin/fio:                ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.18, not stripped
/usr/local/bin/fio2gnuplot:        a /usr/bin/env python script text executable
/usr/local/bin/fio-btrace2fio:     ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.18, not stripped
/usr/local/bin/fio-dedupe:         ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.18, not stripped
/usr/local/bin/fio_generate_plots: POSIX shell script text executable
/usr/local/bin/fio-genzipf:        ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.18, not stripped
/usr/local/bin/genfio:             a /usr/bin/env bash script text executable
[root@iZ116haf49sZ fio]#