COPYING: update license file
[fio.git] / tools / plot / fio2gnuplot
1 #!/usr/bin/python2.7
2 #
3 #  Copyright (C) 2013 eNovance SAS <licensing@enovance.com>
4 #  Author: Erwan Velu  <erwan@enovance.com>
5 #
6 #  The license below covers all files distributed with fio unless otherwise
7 #  noted in the file itself.
8 #
9 #  This program is free software; you can redistribute it and/or modify
10 #  it under the terms of the GNU General Public License version 2 as
11 #  published by the Free Software Foundation.
12 #
13 #  This program is distributed in the hope that it will be useful,
14 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
15 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 #  GNU General Public License for more details.
17 #
18 #  You should have received a copy of the GNU General Public License
19 #  along with this program; if not, write to the Free Software
20 #  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
21
22 import os
23 import fnmatch
24 import sys
25 import getopt
26 import re
27 import math
28 import shutil
29
30 def find_file(path, pattern):
31         fio_data_file=[]
32         # For all the local files
33         for file in os.listdir(path):
34             # If the file matches the glob
35             if fnmatch.fnmatch(file, pattern):
36                 # Let's consider this file
37                 fio_data_file.append(file)
38
39         return fio_data_file
40
41 def generate_gnuplot_script(fio_data_file,title,gnuplot_output_filename,gnuplot_output_dir,mode,disk_perf,gpm_dir):
42         if verbose: print "Generating rendering scripts"
43         filename=gnuplot_output_dir+'mygraph'
44         temporary_files.append(filename)
45         f=open(filename,'w')
46
47         # Plotting 3D or comparing graphs doesn't have a meaning unless if there is at least 2 traces
48         if len(fio_data_file) > 1:
49                 f.write("call \'%s/graph3D.gpm\' \'%s' \'%s\' \'\' \'%s\' \'%s\'\n" % (gpm_dir,title,gnuplot_output_filename,gnuplot_output_filename,mode))
50
51                 # Setting up the compare files that will be plot later
52                 compare=open(gnuplot_output_dir + 'compare.gnuplot','w')
53                 compare.write('''
54 set title '%s'
55 set terminal png size 1280,1024
56 set ytics axis out auto
57 set key top left reverse
58 set xlabel "Time (Seconds)"
59 set ylabel '%s'
60 set yrange [0:]
61 set style line 1 lt 1 lw 3 pt 3 linecolor rgb "green"
62 '''% (title,mode))
63                 compare.close()
64                 #Copying the common file for all kind of graph (raw/smooth/trend)
65                 compare_raw_filename="compare-%s-2Draw" % (gnuplot_output_filename)
66                 compare_smooth_filename="compare-%s-2Dsmooth" % (gnuplot_output_filename)
67                 compare_trend_filename="compare-%s-2Dtrend" % (gnuplot_output_filename)
68
69                 shutil.copy(gnuplot_output_dir+'compare.gnuplot',gnuplot_output_dir+compare_raw_filename+".gnuplot")
70                 shutil.copy(gnuplot_output_dir+'compare.gnuplot',gnuplot_output_dir+compare_smooth_filename+".gnuplot")
71                 shutil.copy(gnuplot_output_dir+'compare.gnuplot',gnuplot_output_dir+compare_trend_filename+".gnuplot")
72                 temporary_files.append(gnuplot_output_dir+compare_raw_filename+".gnuplot")
73                 temporary_files.append(gnuplot_output_dir+compare_smooth_filename+".gnuplot")
74                 temporary_files.append(gnuplot_output_dir+compare_trend_filename+".gnuplot")
75
76                 #Setting up a different output filename for each kind of graph
77                 compare_raw=open(gnuplot_output_dir+compare_raw_filename + ".gnuplot",'a')
78                 compare_raw.write("set output '%s.png'\n" % compare_raw_filename)
79                 compare_smooth=open(gnuplot_output_dir+compare_smooth_filename+".gnuplot",'a')
80                 compare_smooth.write("set output '%s.png'\n" % compare_smooth_filename)
81                 compare_trend=open(gnuplot_output_dir+compare_trend_filename+".gnuplot",'a')
82                 compare_trend.write("set output '%s.png'\n" % compare_trend_filename)
83
84                 # Let's plot the average value for all the traces
85                 global_disk_perf = sum(disk_perf, [])
86                 global_avg  = average(global_disk_perf)
87                 compare_raw.write("plot %s w l ls 1 ti 'Global average value (%.2f)'" % (global_avg,global_avg));
88                 compare_smooth.write("plot %s w l ls 1 ti 'Global average value (%.2f)'" % (global_avg,global_avg));
89                 compare_trend.write("plot %s w l ls 1 ti 'Global average value (%.2f)'" % (global_avg,global_avg));
90
91         pos=0
92         # Let's create a temporary file for each selected fio file
93         for file in fio_data_file:
94                 tmp_filename = "gnuplot_temp_file.%d" % pos
95
96                 # Plotting comparing graphs doesn't have a meaning unless if there is at least 2 traces
97                 if len(fio_data_file) > 1:
98                         # Adding the plot instruction for each kind of comparing graphs
99                         compare_raw.write(",\\\n'%s' using 2:3 with linespoints title '%s'" % (tmp_filename,fio_data_file[pos]))
100                         compare_smooth.write(",\\\n'%s' using 2:3 smooth csplines title '%s'" % (tmp_filename,fio_data_file[pos]))
101                         compare_trend.write(",\\\n'%s' using 2:3 smooth bezier title '%s'" % (tmp_filename,fio_data_file[pos]))
102
103                 png_file=file.replace('.log','')
104                 raw_filename = "%s-2Draw" % (png_file)
105                 smooth_filename = "%s-2Dsmooth" % (png_file)
106                 trend_filename = "%s-2Dtrend" % (png_file)
107                 avg  = average(disk_perf[pos])
108                 f.write("call \'%s/graph2D.gpm\' \'%s' \'%s\' \'%s\' \'%s\' \'%s\' \'%s\' \'%s\' \'%f\'\n" % (gpm_dir,title,tmp_filename,fio_data_file[pos],raw_filename,mode,smooth_filename,trend_filename,avg))
109                 pos = pos +1
110
111         # Plotting comparing graphs doesn't have a meaning unless if there is at least 2 traces
112         if len(fio_data_file) > 1:
113                 os.remove(gnuplot_output_dir+"compare.gnuplot")
114                 compare_raw.close()
115                 compare_smooth.close()
116                 compare_trend.close()
117         f.close()
118
119 def generate_gnuplot_math_script(title,gnuplot_output_filename,mode,average,gnuplot_output_dir,gpm_dir):
120         filename=gnuplot_output_dir+'mymath';
121         temporary_files.append(filename)
122         f=open(filename,'a')
123         f.write("call \'%s/math.gpm\' \'%s' \'%s\' \'\' \'%s\' \'%s\' %s\n" % (gpm_dir,title,gnuplot_output_filename,gnuplot_output_filename,mode,average))
124         f.close()
125
126 def compute_aggregated_file(fio_data_file, gnuplot_output_filename, gnuplot_output_dir):
127         if verbose: print "Processing data file 2/2"
128         temp_files=[]
129         pos=0
130
131         # Let's create a temporary file for each selected fio file
132         for file in fio_data_file:
133                 tmp_filename = "%sgnuplot_temp_file.%d" % (gnuplot_output_dir, pos)
134                 temp_files.append(open(tmp_filename,'r'))
135                 pos = pos +1
136
137         f = open(gnuplot_output_dir+gnuplot_output_filename, "w")
138         temporary_files.append(gnuplot_output_dir+gnuplot_output_filename)
139         index=0
140         # Let's add some information
141         for tempfile in temp_files:
142                     f.write("# Disk%d was coming from %s\n" % (index,fio_data_file[index]))
143                     f.write(tempfile.read())
144                     f.write("\n")
145                     tempfile.close()
146                     index = index + 1
147         f.close()
148
149 def average(s): return sum(s) * 1.0 / len(s)
150
151 def compute_temp_file(fio_data_file,disk_perf,gnuplot_output_dir, min_time, max_time):
152         end_time=max_time
153         if end_time == -1:
154                 end_time="infinite"
155         if verbose: print "Processing data file 1/2 with %s<time<%s" % (min_time,end_time)
156         files=[]
157         temp_outfile=[]
158         blk_size=0
159         for file in fio_data_file:
160                 files.append(open(file))
161                 pos = len(files) - 1
162                 tmp_filename = "%sgnuplot_temp_file.%d" % (gnuplot_output_dir,pos)
163                 temporary_files.append(tmp_filename)
164                 gnuplot_file=open(tmp_filename,'w')
165                 temp_outfile.append(gnuplot_file)
166                 gnuplot_file.write("#Temporary file based on file %s\n" % file)
167                 disk_perf.append([])
168
169         shall_break = False
170         while True:
171                 current_line=[]
172                 nb_empty_files=0
173                 nb_files=len(files)
174                 for myfile in files:
175                         s=myfile.readline().replace(',',' ').split()
176                         if not s:
177                                 nb_empty_files+=1
178                                 s="-1, 0, 0, 0".replace(',',' ').split()
179
180                         if (nb_empty_files == nb_files):
181                                 shall_break=True
182                                 break;
183
184                         current_line.append(s);
185
186                 if shall_break == True:
187                         break
188
189                 last_time = -1
190                 index=-1
191                 perfs=[]
192                 for line in enumerate(current_line):
193                         # Index will be used to remember what file was featuring what value
194                         index=index+1
195
196                         time, perf, x, block_size = line[1]
197                         if (blk_size == 0):
198                                 try:
199                                         blk_size=int(block_size)
200                                 except:
201                                         print "Error while reading the following line :"
202                                         print line
203                                         sys.exit(1);
204
205                         # We ignore the first 500msec as it doesn't seems to be part of the real benchmark
206                         # Time < 500 usually reports BW=0 breaking the min computing
207                         if (min_time == 0):
208                                 min_time==0.5
209
210                         # Then we estimate if the data we got is part of the time range we want to plot
211                         if ((float(time)>(float(min_time)*1000)) and ((int(time) < (int(max_time)*1000)) or max_time==-1)):
212                                         disk_perf[index].append(int(perf))
213                                         perfs.append("%d %s %s"% (index, time, perf))
214
215                 # If we reach this point, it means that all the traces are coherent
216                 for p in enumerate(perfs):
217                         index, perf_time,perf = p[1].split()
218                         temp_outfile[int(index)].write("%s %.2f %s\n" % (index, float(float(perf_time)/1000), perf))
219
220
221         for file in files:
222                 file.close()
223         for file in temp_outfile:
224                 file.close()
225         return blk_size
226
227 def compute_math(fio_data_file, title,gnuplot_output_filename,gnuplot_output_dir,mode,disk_perf,gpm_dir):
228         if verbose: print "Computing Maths"
229         global_min=[]
230         global_max=[]
231         average_file=open(gnuplot_output_dir+gnuplot_output_filename+'.average', 'w')
232         min_file=open(gnuplot_output_dir+gnuplot_output_filename+'.min', 'w')
233         max_file=open(gnuplot_output_dir+gnuplot_output_filename+'.max', 'w')
234         stddev_file=open(gnuplot_output_dir+gnuplot_output_filename+'.stddev', 'w')
235         global_file=open(gnuplot_output_dir+gnuplot_output_filename+'.global','w')
236         temporary_files.append(gnuplot_output_dir+gnuplot_output_filename+'.average')
237         temporary_files.append(gnuplot_output_dir+gnuplot_output_filename+'.min')
238         temporary_files.append(gnuplot_output_dir+gnuplot_output_filename+'.max')
239         temporary_files.append(gnuplot_output_dir+gnuplot_output_filename+'.stddev')
240         temporary_files.append(gnuplot_output_dir+gnuplot_output_filename+'.global')
241
242         min_file.write('DiskName %s\n' % mode)
243         max_file.write('DiskName %s\n'% mode)
244         average_file.write('DiskName %s\n'% mode)
245         stddev_file.write('DiskName %s\n'% mode )
246         for disk in xrange(len(fio_data_file)):
247 #               print disk_perf[disk]
248                 min_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
249                 max_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
250                 average_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
251                 stddev_file.write("# Disk%d was coming from %s\n" % (disk,fio_data_file[disk]))
252                 avg  = average(disk_perf[disk])
253                 variance = map(lambda x: (x - avg)**2, disk_perf[disk])
254                 standard_deviation = math.sqrt(average(variance))
255 #               print "Disk%d [ min=%.2f max=%.2f avg=%.2f stddev=%.2f \n" % (disk,min(disk_perf[disk]),max(disk_perf[disk]),avg, standard_deviation)
256                 average_file.write('%d %d\n' % (disk, avg))
257                 stddev_file.write('%d %d\n' % (disk, standard_deviation))
258                 local_min=min(disk_perf[disk])
259                 local_max=max(disk_perf[disk])
260                 min_file.write('%d %d\n' % (disk, local_min))
261                 max_file.write('%d %d\n' % (disk, local_max))
262                 global_min.append(int(local_min))
263                 global_max.append(int(local_max))
264
265         global_disk_perf = sum(disk_perf, [])
266         avg  = average(global_disk_perf)
267         variance = map(lambda x: (x - avg)**2, global_disk_perf)
268         standard_deviation = math.sqrt(average(variance))
269
270         global_file.write('min=%.2f\n' % min(global_disk_perf))
271         global_file.write('max=%.2f\n' % max(global_disk_perf))
272         global_file.write('avg=%.2f\n' % avg)
273         global_file.write('stddev=%.2f\n' % standard_deviation)
274         global_file.write('values_count=%d\n' % len(global_disk_perf))
275         global_file.write('disks_count=%d\n' % len(fio_data_file))
276         #print "Global [ min=%.2f max=%.2f avg=%.2f stddev=%.2f \n" % (min(global_disk_perf),max(global_disk_perf),avg, standard_deviation)
277
278         average_file.close()
279         min_file.close()
280         max_file.close()
281         stddev_file.close()
282         global_file.close()
283         try:
284                 os.remove(gnuplot_output_dir+'mymath')
285         except:
286                 True
287
288         generate_gnuplot_math_script("Average values of "+title,gnuplot_output_filename+'.average',mode,int(avg),gnuplot_output_dir,gpm_dir)
289         generate_gnuplot_math_script("Min values of "+title,gnuplot_output_filename+'.min',mode,average(global_min),gnuplot_output_dir,gpm_dir)
290         generate_gnuplot_math_script("Max values of "+title,gnuplot_output_filename+'.max',mode,average(global_max),gnuplot_output_dir,gpm_dir)
291         generate_gnuplot_math_script("Standard Deviation of "+title,gnuplot_output_filename+'.stddev',mode,int(standard_deviation),gnuplot_output_dir,gpm_dir)
292
293 def parse_global_files(fio_data_file, global_search):
294         max_result=0
295         max_file=''
296         for file in fio_data_file:
297                 f=open(file)
298                 disk_count=0
299                 search_value=-1
300
301                 # Let's read the complete file
302                 while True:
303                         try:
304                                 # We do split the name from the value
305                                 name,value=f.readline().split("=")
306                         except:
307                                 f.close()
308                                 break
309                         # If we ended the file
310                         if not name:
311                                 # Let's process what we have
312                                 f.close()
313                                 break
314                         else:
315                                 # disks_count is not global_search item
316                                 # As we need it for some computation, let's save it
317                                 if name=="disks_count":
318                                         disks_count=int(value)
319
320                                 # Let's catch the searched item
321                                 if global_search in name:
322                                         search_value=float(value)
323
324                 # Let's process the avg value by estimated the global bandwidth per file
325                 # We keep the biggest in memory for reporting
326                 if global_search == "avg":
327                         if (disks_count > 0) and (search_value != -1):
328                                 result=disks_count*search_value
329                                 if (result > max_result):
330                                         max_result=result
331                                         max_file=file
332         # Let's print the avg output
333         if global_search == "avg":
334                 print "Biggest aggregated value of %s was %2.f in file %s\n" % (global_search, max_result, max_file)
335         else:
336                 print "Global search %s is not yet implemented\n" % global_search
337
338 def render_gnuplot(fio_data_file, gnuplot_output_dir):
339         print "Running gnuplot Rendering"
340         try:
341                 # Let's render all the compared files if some
342                 if len(fio_data_file) > 1:
343                         if verbose: print " |-> Rendering comparing traces"
344                         os.system("cd %s; for i in *.gnuplot; do gnuplot $i; done" % gnuplot_output_dir)
345                 if verbose: print " |-> Rendering math traces"
346                 os.system("cd %s; gnuplot mymath" % gnuplot_output_dir)
347                 if verbose: print " |-> Rendering 2D & 3D traces"
348                 os.system("cd %s; gnuplot mygraph" % gnuplot_output_dir)
349
350                 name_of_directory="the current"
351                 if gnuplot_output_dir != "./":
352                         name_of_directory=gnuplot_output_dir
353                 print "\nRendering traces are available in %s directory" % name_of_directory
354                 global keep_temp_files
355                 keep_temp_files=False
356         except:
357                 print "Could not run gnuplot on mymath or mygraph !\n"
358                 sys.exit(1);
359
360 def print_help():
361     print 'fio2gnuplot -ghbiodvk -t <title> -o <outputfile> -p <pattern> -G <type> -m <time> -M <time>'
362     print
363     print '-h --help                           : Print this help'
364     print '-p <pattern> or --pattern <pattern> : A glob pattern to select fio input files'
365     print '-b           or --bandwidth         : A predefined pattern for selecting *_bw.log files'
366     print '-i           or --iops              : A predefined pattern for selecting *_iops.log files'
367     print '-g           or --gnuplot           : Render gnuplot traces before exiting'
368     print '-o           or --outputfile <file> : The basename for gnuplot traces'
369     print '                                       - Basename is set with the pattern if defined'
370     print '-d           or --outputdir <dir>   : The directory where gnuplot shall render files'
371     print '-t           or --title <title>     : The title of the gnuplot traces'
372     print '                                       - Title is set with the block size detected in fio traces'
373     print '-G           or --Global <type>     : Search for <type> in .global files match by a pattern'
374     print '                                       - Available types are : min, max, avg, stddev'
375     print '                                       - The .global extension is added automatically to the pattern'
376     print '-m           or --min_time <time>   : Only consider data starting from <time> seconds (default is 0)'
377     print '-M           or --max_time <time>   : Only consider data ending before <time> seconds (default is -1 aka nolimit)'
378     print '-v           or --verbose           : Increasing verbosity'
379     print '-k           or --keep              : Keep all temporary files from gnuplot\'s output dir'
380
381 def main(argv):
382     mode='unknown'
383     pattern=''
384     pattern_set_by_user=False
385     title='No title'
386     gnuplot_output_filename='result'
387     gnuplot_output_dir='./'
388     gpm_dir="/usr/share/fio/"
389     disk_perf=[]
390     run_gnuplot=False
391     parse_global=False
392     global_search=''
393     min_time=0
394     max_time=-1
395     global verbose
396     verbose=False
397     global temporary_files
398     temporary_files=[]
399     global keep_temp_files
400     keep_temp_files=True
401     force_keep_temp_files=False
402
403     if not os.path.isfile(gpm_dir+'math.gpm'):
404             gpm_dir="/usr/local/share/fio/"
405             if not os.path.isfile(gpm_dir+'math.gpm'):
406                     print "Looks like fio didn't get installed properly as no gpm files found in '/usr/share/fio' or '/usr/local/share/fio'\n"
407                     sys.exit(3)
408
409     try:
410             opts, args = getopt.getopt(argv[1:],"ghkbivo:d:t:p:G:m:M:",['bandwidth', 'iops', 'pattern', 'outputfile', 'outputdir', 'title', 'min_time', 'max_time', 'gnuplot', 'Global', 'help', 'verbose','keep'])
411     except getopt.GetoptError:
412          print "Error: One of the options passed to the cmdline was not supported"
413          print "Please fix your command line or read the help (-h option)"
414          sys.exit(2)
415
416     for opt, arg in opts:
417       if opt in ("-b", "--bandwidth"):
418          pattern='*_bw.log'
419       elif opt in ("-i", "--iops"):
420          pattern='*_iops.log'
421       elif opt in ("-v", "--verbose"):
422          verbose=True
423       elif opt in ("-k", "--keep"):
424          #User really wants to keep the temporary files
425          force_keep_temp_files=True
426       elif opt in ("-p", "--pattern"):
427          pattern_set_by_user=True
428          pattern=arg
429          pattern=pattern.replace('\\','')
430       elif opt in ("-o", "--outputfile"):
431          gnuplot_output_filename=arg
432       elif opt in ("-d", "--outputdir"):
433          gnuplot_output_dir=arg
434          if not gnuplot_output_dir.endswith('/'):
435                 gnuplot_output_dir=gnuplot_output_dir+'/'
436          if not os.path.exists(gnuplot_output_dir):
437                 os.makedirs(gnuplot_output_dir)
438       elif opt in ("-t", "--title"):
439          title=arg
440       elif opt in ("-m", "--min_time"):
441          min_time=arg
442       elif opt in ("-M", "--max_time"):
443          max_time=arg
444       elif opt in ("-g", "--gnuplot"):
445          run_gnuplot=True
446       elif opt in ("-G", "--Global"):
447          parse_global=True
448          global_search=arg
449       elif opt in ("-h", "--help"):
450           print_help()
451           sys.exit(1)
452
453     # Adding .global extension to the file
454     if parse_global==True:
455             if not gnuplot_output_filename.endswith('.global'):
456                 pattern = pattern+'.global'
457
458     fio_data_file=find_file('.',pattern)
459     if len(fio_data_file) == 0:
460             print "No log file found with pattern %s!" % pattern
461             # Try numjob log file format if per_numjob_logs=1
462             if (pattern == '*_bw.log'):
463                 fio_data_file=find_file('.','*_bw.*.log')
464             if (pattern == '*_iops.log'):
465                 fio_data_file=find_file('.','*_iops.*.log')
466             if len(fio_data_file) == 0:
467                 sys.exit(1)
468             else:
469                 print "Using log file per job format instead"
470     else:
471             print "%d files Selected with pattern '%s'" % (len(fio_data_file), pattern)
472
473     fio_data_file=sorted(fio_data_file, key=str.lower)
474     for file in fio_data_file:
475         print ' |-> %s' % file
476         if "_bw.log" in file :
477                 mode="Bandwidth (KB/sec)"
478         if "_iops.log" in file :
479                 mode="IO per Seconds (IO/sec)"
480     if (title == 'No title') and (mode != 'unknown'):
481             if "Bandwidth" in mode:
482                     title='Bandwidth benchmark with %d fio results' % len(fio_data_file)
483             if "IO" in mode:
484                     title='IO benchmark with %d fio results' % len(fio_data_file)
485
486     print
487     #We need to adjust the output filename regarding the pattern required by the user
488     if (pattern_set_by_user == True):
489             gnuplot_output_filename=pattern
490             # As we do have some glob in the pattern, let's make this simpliest
491             # We do remove the simpliest parts of the expression to get a clear file name
492             gnuplot_output_filename=gnuplot_output_filename.replace('-*-','-')
493             gnuplot_output_filename=gnuplot_output_filename.replace('*','-')
494             gnuplot_output_filename=gnuplot_output_filename.replace('--','-')
495             gnuplot_output_filename=gnuplot_output_filename.replace('.log','')
496             # Insure that we don't have any starting or trailing dash to the filename
497             gnuplot_output_filename = gnuplot_output_filename[:-1] if gnuplot_output_filename.endswith('-') else gnuplot_output_filename
498             gnuplot_output_filename = gnuplot_output_filename[1:] if gnuplot_output_filename.startswith('-') else gnuplot_output_filename
499             if (gnuplot_output_filename == ''):
500                 gnuplot_output_filename='default'       
501
502     if parse_global==True:
503         parse_global_files(fio_data_file, global_search)
504     else:
505         blk_size=compute_temp_file(fio_data_file,disk_perf,gnuplot_output_dir,min_time,max_time)
506         title="%s @ Blocksize = %dK" % (title,blk_size/1024)
507         compute_aggregated_file(fio_data_file, gnuplot_output_filename, gnuplot_output_dir)
508         compute_math(fio_data_file,title,gnuplot_output_filename,gnuplot_output_dir,mode,disk_perf,gpm_dir)
509         generate_gnuplot_script(fio_data_file,title,gnuplot_output_filename,gnuplot_output_dir,mode,disk_perf,gpm_dir)
510
511         if (run_gnuplot==True):
512                 render_gnuplot(fio_data_file, gnuplot_output_dir)
513
514         # Shall we clean the temporary files ?
515         if keep_temp_files==False and force_keep_temp_files==False:
516                 # Cleaning temporary files
517                 if verbose: print "Cleaning temporary files"
518                 for f in enumerate(temporary_files):
519                         if verbose: print " -> %s"%f[1]
520                         try:
521                             os.remove(f[1])
522                         except:
523                             True
524
525 #Main
526 if __name__ == "__main__":
527     sys.exit(main(sys.argv))