--- /dev/null
+#!/usr/bin/python
+#
+# Copyright (C) 2013 eNovance SAS <licensing@enovance.com>
+# Author: Erwan Velu <erwan@enovance.com>
+#
+# The license below covers all files distributed with fio unless otherwise
+# noted in the file itself.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+import os
+import fnmatch
+import sys
+import getopt
+import re
+import math
+
+def find_file(path, pattern):
+ fio_data_file=[]
+ # For all the local files
+ for file in os.listdir(path):
+ # If the file math the regexp
+ if fnmatch.fnmatch(file, pattern):
+ # Let's consider this file
+ fio_data_file.append(file)
+
+ return fio_data_file
+
+def generate_gnuplot_script(title,gnuplot_output_filename,mode):
+ f=open("mygraph",'w')
+ f.write("call \'graph3D.gpm\' \'%s' \'%s\' \'\' \'%s\' \'%s\'\n" % (title,gnuplot_output_filename,gnuplot_output_filename,mode))
+ f.close()
+
+def generate_gnuplot_math_script(title,gnuplot_output_filename,mode,average):
+ f=open("mymath",'a')
+ f.write("call \'math.gpm\' \'%s' \'%s\' \'\' \'%s\' \'%s\' %s\n" % (title,gnuplot_output_filename,gnuplot_output_filename,mode,average))
+ f.close()
+
+def compute_aggregated_file(fio_data_file, gnuplot_output_filename):
+ temp_files=[]
+ pos=0
+ # Let's create a temporary file for each selected fio file
+ for file in fio_data_file:
+ tmp_filename = "gnuplot_temp_file.%d" % pos
+ temp_files.append(open(tmp_filename,'r'))
+ pos = pos +1
+
+ f = open(gnuplot_output_filename, "w")
+ index=0
+ # Let's add some information
+ for tempfile in temp_files:
+ f.write("# Disk%d was coming from %s\n" % (index,fio_data_file[index]))
+ f.write(tempfile.read())
+ f.write("\n")
+ tempfile.close()
+ index = index + 1
+ f.close()
+
+def average(s): return sum(s) * 1.0 / len(s)
+
+def compute_temp_file(fio_data_file,disk_perf):
+ files=[]
+ temp_outfile=[]
+ blk_size=0
+ for file in fio_data_file:
+ files.append(open(file))
+ pos = len(files) - 1
+ tmp_filename = "gnuplot_temp_file.%d" % pos
+ temp_outfile.append(open(tmp_filename,'w'))
+ disk_perf.append([])
+
+ shall_break = False
+ while True:
+ current_line=[]
+ for file in files:
+ s=file.readline().replace(',',' ').split()
+ if not s:
+ shall_break=True
+ break;
+ current_line.append(s);
+
+ if shall_break == True:
+ break
+
+ last_time = -1
+ index=0
+ perfs=[]
+ for line in current_line:
+ time, perf, x, block_size = line
+ if (blk_size == 0):
+ blk_size=int(block_size)
+
+ # We ignore the first 500msec as it doesn't seems to be part of the real benchmark
+ # Time < 500 usually reports BW=0 breaking the min computing
+ if ((int(time)) > 500):
+ disk_perf[index].append(int(perf))
+ perfs.append(perf)
+ index = index + 1
+
+ # If we reach this point, it means that all the traces are coherent
+ for p in enumerate(perfs):
+ temp_outfile[p[0]].write("%s %.2f %s\n" % (p[0], float(float(time)/1000), p[1]))
+
+ for file in files:
+ file.close()
+ for file in temp_outfile:
+ file.close()
+ return blk_size
+
+def compute_math(fio_data_file, title,gnuplot_output_filename,mode,disk_perf):
+ global_min=[]
+ global_max=[]
+ average_file=open(gnuplot_output_filename+'.average', 'w')
+ min_file=open(gnuplot_output_filename+'.min', 'w')
+ max_file=open(gnuplot_output_filename+'.max', 'w')
+ stddev_file=open(gnuplot_output_filename+'.stddev', 'w')
+ global_file=open(gnuplot_output_filename+'.global','w')
+
+ min_file.write('DiskName %s\n' % mode)
+ max_file.write('DiskName %s\n'% mode)
+ average_file.write('DiskName %s\n'% mode)
+ stddev_file.write('DiskName %s\n'% mode )
+ for disk in xrange(len(fio_data_file)):
+# print disk_perf[disk]
+ min_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
+ max_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
+ average_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
+ stddev_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
+ avg = average(disk_perf[disk])
+ variance = map(lambda x: (x - avg)**2, disk_perf[disk])
+ standard_deviation = math.sqrt(average(variance))
+# print "Disk%d [ min=%.2f max=%.2f avg=%.2f stddev=%.2f \n" % (disk,min(disk_perf[disk]),max(disk_perf[disk]),avg, standard_deviation)
+ average_file.write('%d %d\n' % (disk, avg))
+ stddev_file.write('%d %d\n' % (disk, standard_deviation))
+ local_min=min(disk_perf[disk])
+ local_max=max(disk_perf[disk])
+ min_file.write('%d %d\n' % (disk, local_min))
+ max_file.write('%d %d\n' % (disk, local_max))
+ global_min.append(int(local_min))
+ global_max.append(int(local_max))
+
+ global_disk_perf = sum(disk_perf, [])
+ avg = average(global_disk_perf)
+ variance = map(lambda x: (x - avg)**2, global_disk_perf)
+ standard_deviation = math.sqrt(average(variance))
+
+ global_file.write('min=%.2f\n' % min(global_disk_perf))
+ global_file.write('max=%.2f\n' % max(global_disk_perf))
+ global_file.write('avg=%.2f\n' % avg)
+ global_file.write('stddev=%.2f\n' % standard_deviation)
+ global_file.write('values_count=%d\n' % len(global_disk_perf))
+ global_file.write('disks_count=%d\n' % len(fio_data_file))
+ #print "Global [ min=%.2f max=%.2f avg=%.2f stddev=%.2f \n" % (min(global_disk_perf),max(global_disk_perf),avg, standard_deviation)
+
+ average_file.close()
+ min_file.close()
+ max_file.close()
+ stddev_file.close()
+ global_file.close()
+ try:
+ os.remove('mymath')
+ except:
+ True
+
+ generate_gnuplot_math_script("Average values of "+title,gnuplot_output_filename+'.average',mode,int(avg))
+ generate_gnuplot_math_script("Min values of "+title,gnuplot_output_filename+'.min',mode,average(global_min))
+ generate_gnuplot_math_script("Max values of "+title,gnuplot_output_filename+'.max',mode,average(global_max))
+ generate_gnuplot_math_script("Standard Deviation of "+title,gnuplot_output_filename+'.stddev',mode,int(standard_deviation))
+
+def parse_global_files(fio_data_file, global_search):
+ max_result=0
+ max_file=''
+ for file in fio_data_file:
+ f=open(file)
+ disk_count=0
+ search_value=-1
+
+ # Let's read the complete file
+ while True:
+ try:
+ # We do split the name from the value
+ name,value=f.readline().split("=")
+ except:
+ f.close()
+ break
+ # If we ended the file
+ if not name:
+ # Let's process what we have
+ f.close()
+ break
+ else:
+ # disks_count is not global_search item
+ # As we need it for some computation, let's save it
+ if name=="disks_count":
+ disks_count=int(value)
+
+ # Let's catch the searched item
+ if global_search in name:
+ search_value=float(value)
+
+ # Let's process the avg value by estimated the global bandwidth per file
+ # We keep the biggest in memory for reporting
+ if global_search == "avg":
+ if (disks_count > 0) and (search_value != -1):
+ result=disks_count*search_value
+ if (result > max_result):
+ max_result=result
+ max_file=file
+ # Let's print the avg output
+ if global_search == "avg":
+ print "Biggest aggregated value of %s was %2.f in file %s\n" % (global_search, max_result, max_file)
+ else:
+ print "Global search %s is not yet implemented\n" % global_search
+
+def render_gnuplot():
+ print "Running gnuplot Rendering\n"
+ try:
+ os.system("gnuplot mymath")
+ os.system("gnuplot mygraph")
+ except:
+ print "Could not run gnuplot on mymath or mygraph !\n"
+ sys.exit(1);
+
+def print_help():
+ print 'fio2gnuplot.py -ghbio -t <title> -o <outputfile> -p <pattern>'
+ print
+ print '-h --help : Print this help'
+ print '-p <pattern> or --pattern <pattern> : A pattern in regexp to select fio input files'
+ print '-b or --bandwidth : A predefined pattern for selecting *_bw.log files'
+ print '-i or --iops : A predefined pattern for selecting *_iops.log files'
+ print '-g or --gnuplot : Render gnuplot traces before exiting'
+ print '-o or --outputfile <file> : The basename for gnuplot traces'
+ print ' - Basename is set with the pattern if defined'
+ print '-t or --title <title> : The title of the gnuplot traces'
+ print ' - Title is set with the block size detected in fio traces'
+ print '-G or --Global <type> : Search for <type> in .global files match by a pattern'
+ print ' - Available types are : min, max, avg, stddev'
+ print ' - The .global extension is added automatically to the pattern'
+
+def main(argv):
+ mode='unknown'
+ pattern=''
+ pattern_set_by_user=False
+ title='No title'
+ gnuplot_output_filename='result'
+ disk_perf=[]
+ run_gnuplot=False
+ parse_global=False
+ global_search=''
+
+ try:
+ opts, args = getopt.getopt(argv[1:],"ghbio:t:p:G:")
+ except getopt.GetoptError:
+ print_help()
+ sys.exit(2)
+
+ for opt, arg in opts:
+ if opt in ("-b", "--bandwidth"):
+ pattern='*_bw.log'
+ elif opt in ("-i", "--iops"):
+ pattern='*_iops.log'
+ elif opt in ("-p", "--pattern"):
+ pattern_set_by_user=True
+ pattern=arg
+ pattern=pattern.replace('\\','')
+ elif opt in ("-o", "--outputfile"):
+ gnuplot_output_filename=arg
+ elif opt in ("-t", "--title"):
+ title=arg
+ elif opt in ("-g", "--gnuplot"):
+ run_gnuplot=True
+ elif opt in ("-G", "--Global"):
+ parse_global=True
+ global_search=arg
+ elif opt in ("-h", "--help"):
+ print_help()
+ sys.exit(1)
+
+ # Adding .global extension to the file
+ if parse_global==True:
+ if not gnuplot_output_filename.endswith('.global'):
+ pattern = pattern+'.global'
+
+ fio_data_file=find_file('.',pattern)
+ if len(fio_data_file) == 0:
+ print "No log file found with pattern %s!" % pattern
+ sys.exit(1)
+
+ fio_data_file=sorted(fio_data_file, key=str.lower)
+ for file in fio_data_file:
+ print 'Selected %s' % file
+ if "_bw.log" in file :
+ mode="Bandwidth (KB/sec)"
+ if "_iops.log" in file :
+ mode="IO per Seconds (IO/sec)"
+ if (title == 'No title') and (mode != 'unknown'):
+ if "Bandwidth" in mode:
+ title='Bandwidth benchmark with %d fio results' % len(fio_data_file)
+ if "IO" in mode:
+ title='IO benchmark with %d fio results' % len(fio_data_file)
+
+ #We need to adjust the output filename regarding the pattern required by the user
+ if (pattern_set_by_user == True):
+ gnuplot_output_filename=pattern
+ # As we do have some regexp in the pattern, let's make this simpliest
+ # We do remove the simpliest parts of the expression to get a clear file name
+ gnuplot_output_filename=gnuplot_output_filename.replace('-*-','-')
+ gnuplot_output_filename=gnuplot_output_filename.replace('*','-')
+ gnuplot_output_filename=gnuplot_output_filename.replace('--','-')
+ gnuplot_output_filename=gnuplot_output_filename.replace('.log','')
+ # Insure that we don't have any starting or trailing dash to the filename
+ gnuplot_output_filename = gnuplot_output_filename[:-1] if gnuplot_output_filename.endswith('-') else gnuplot_output_filename
+ gnuplot_output_filename = gnuplot_output_filename[1:] if gnuplot_output_filename.startswith('-') else gnuplot_output_filename
+
+ if parse_global==True:
+ parse_global_files(fio_data_file, global_search)
+ else:
+ blk_size=compute_temp_file(fio_data_file,disk_perf)
+ title="%s @ Blocksize = %dK" % (title,blk_size/1024)
+ compute_aggregated_file(fio_data_file, gnuplot_output_filename)
+ compute_math(fio_data_file,title,gnuplot_output_filename,mode,disk_perf)
+ generate_gnuplot_script(title,gnuplot_output_filename,mode)
+
+ if (run_gnuplot==True):
+ render_gnuplot()
+
+ # Cleaning temporary files
+ try:
+ os.remove('gnuplot_temp_file.*')
+ except:
+ True
+
+#Main
+if __name__ == "__main__":
+ sys.exit(main(sys.argv))