1 | #!/usr/bin/perl
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2 |
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3 | use strict;
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4 | use warnings;
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5 |
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6 | use Devel::Peek;
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7 | use Sort::Key::Natural qw(natsort);
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8 | use Time::Local;
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9 |
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10 | print "\n===== GS Hadoop Report =====\n";
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11 | print "Generate a report (CSV) from the output of a parallel processing Green-\n";
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12 | print "stone import, suitable for feeding into the Gantt chart generator.\n";
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13 | print "============================\n\n";
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14 |
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15 | # Configuration
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16 | if (!defined $ARGV[0] || !-d $ARGV[0])
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17 | {
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18 | die("usage: hadoop_report.pl <path to results>\n");
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19 | }
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20 | my $results_path = $ARGV[0];
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21 |
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22 | # Read in hadoop.log and parse top level record
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23 | print ' * Reading and parsing "hadoop.log"... ';
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24 | my $job_record = {'host'=>'', 'job'=>'', 'start'=>0, 'end'=>0, 'cpu_time'=>0};
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25 | my $hadoop_log_path = $results_path . '/hadoop.log';
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26 | if (open(HLIN, '<:utf8', $hadoop_log_path))
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27 | {
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28 | while (my $line = <HLIN>)
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29 | {
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30 | if ($line =~ /host:(.+)/)
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31 | {
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32 | $job_record->{'host'} = $1;
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33 | }
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34 | elsif ($line =~ /Running job: job_(\d+_\d+)/)
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35 | {
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36 | $job_record->{'job'} = $1;
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37 | }
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38 | elsif ($line =~ /CPU time spent \(ms\)=(\d+)/)
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39 | {
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40 | $job_record->{'cpu_time'} = $1;
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41 | }
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42 | elsif ($job_record->{'start'} == 0 && $line =~ /(\d\d)\/(\d\d)\/(\d\d) (\d\d):(\d\d):(\d\d)/)
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43 | {
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44 | $job_record->{'start'} = timelocal($6, $5, $4, $3, ($2 - 1), $1);
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45 | }
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46 | elsif ($line =~ /(\d\d)\/(\d\d)\/(\d\d) (\d\d):(\d\d):(\d\d)/)
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47 | {
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48 | my $end = timelocal($6, $5, $4, $3, ($2 - 1), $1);
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49 | if ($end > $job_record->{'end'})
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50 | {
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51 | $job_record->{'end'} = $end;
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52 | }
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53 | }
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54 | }
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55 | close(HLIN);
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56 | if ($job_record->{'start'} == 0 || $job_record->{'end'} == 0)
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57 | {
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58 | die('Error! Failed to parse timing information from log: ' . $hadoop_log_path);
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59 | }
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60 | }
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61 | else
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62 | {
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63 | die('Error! Failed to open file for reading: ' . $hadoop_log_path);
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64 | }
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65 | print "Done!\n";
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66 |
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67 | # Read in data_locality.csv (will be matched to task logs)
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68 | print ' * Reading and parsing "data_locality.csv"... ';
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69 | my $data_was_local = {};
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70 | my $data_locality_csv_path = $results_path . '/data_locality.csv';
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71 | if (open(DLIN, '<:utf8', $data_locality_csv_path))
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72 | {
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73 | while (my $line = <DLIN>)
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74 | {
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75 | if ($line =~ /(\d+),\d,(\d)/)
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76 | {
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77 | $data_was_local->{$1} = $2;
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78 | }
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79 | }
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80 | close(DLIN);
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81 | }
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82 | else
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83 | {
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84 | die('Error! Failed to open file for reading: ' . $data_locality_csv_path);
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85 | }
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86 | print "Done!\n";
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87 |
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88 | # Read in all task logs and parse task records
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89 | my $task_records;
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90 | print " * Locating task logs...\n";
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91 | if (opendir(DH, $results_path))
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92 | {
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93 | my @files = readdir(DH);
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94 | foreach my $file (sort @files)
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95 | {
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96 | if ($file =~ /import-hadoop-(\d+_\d+)_m_(\d+)_\d+\.log/)
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97 | {
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98 | my $job_no = $1;
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99 | my $task_no = $2;
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100 | my $is_data_local = $data_was_local->{$task_no};
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101 | my $task_record = {'host'=>'', 'cpu'=>0, 'job' => $job_no, 'task' => $task_no, 'start'=>0, 'end'=>0, 'cpu_time'=>0, 'data_locality'=>$is_data_local, 'file'=>''};
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102 | print ' - Reading and parsing "' . $file . '"... ';
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103 | my $task_log_path = $results_path . '/' . $file;
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104 | my $io_time = 0;
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105 | if (open(TIN, '<:utf8', $task_log_path))
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106 | {
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107 | my $io_start_time = 0;
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108 | while (my $line = <TIN>)
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109 | {
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110 | if ($line =~ /\[Started:(\d+)\]/)
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111 | {
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112 | $task_record->{'start'} = $1;
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113 | }
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114 | elsif ($line =~ /\[Host:([^\]]+)\]/)
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115 | {
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116 | $task_record->{'host'} = $1;
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117 | }
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118 | elsif ($line =~ /\[CPU:(\d+)\]/)
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119 | {
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120 | $task_record->{'cpu'} = $1;
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121 | }
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122 | elsif ($line =~ /\[Map:([^\]]+)=>1\]/)
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123 | {
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124 | $task_record->{'file'} = $1;
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125 | }
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126 | elsif ($line =~ /\[IOS:(\d+)\]/)
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127 | {
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128 | $io_start_time = $1;
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129 | }
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130 | elsif ($io_start_time > 0 && $line =~ /\[IOE:(\d+)\]/)
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131 | {
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132 | $io_time += ($1 - $io_start_time);
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133 | $io_start_time = 0;
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134 | }
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135 | elsif ($line =~ /\[Completed:(\d+)\]/)
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136 | {
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137 | my $end_time = $1;
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138 | $task_record->{'end'} = $end_time;
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139 | if ($io_start_time > 0)
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140 | {
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141 | $io_time += ($end_time - $io_start_time);
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142 | }
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143 | }
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144 | }
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145 | close(TIN);
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146 | # Calculate CPU time (total time - IO time)
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147 | $task_record->{'cpu_time'} = $task_record->{'end'} - $task_record->{'start'} - $io_time;
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148 | # Store this record
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149 | $task_records->{$task_no} = $task_record;
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150 | }
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151 | else
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152 | {
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153 | die('Error! Failed to open file for reading: ' . $task_log_path);
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154 | }
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155 | print "Done!\n";
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156 | }
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157 | }
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158 | close(DH);
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159 | }
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160 | else
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161 | {
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162 | die('Error! Failed to open directory for reading: ' . $results_path);
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163 | }
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164 | print ' - Processed ' . scalar(keys(%{$task_records})) . " records\n";
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165 |
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166 | # Generate compute-node records
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167 | print ' * Generating compute node records... ';
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168 | my $node_records;
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169 | foreach my $taskno (sort keys %{$task_records})
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170 | {
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171 | my $task_record = $task_records->{$taskno};
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172 | my $node_record = {'host'=>'', 'cpu'=>0, 'job' => '', 'start'=>0, 'end'=>0, 'cpu_time'=>0};
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173 | # - retrieve any existing record
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174 | my $worker_id = $task_record->{'host'} . '#' . $task_record->{'cpu'};
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175 | if (defined $node_records->{$worker_id})
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176 | {
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177 | $node_record = $node_records->{$worker_id};
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178 | }
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179 | if ($node_record->{'host'} eq '')
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180 | {
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181 | $node_record->{'host'} = $task_record->{'host'};
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182 | }
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183 | if ($node_record->{'cpu'} == 0)
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184 | {
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185 | $node_record->{'cpu'} = $task_record->{'cpu'};
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186 | }
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187 | if ($node_record->{'job'} eq '')
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188 | {
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189 | $node_record->{'job'} = $task_record->{'job'};
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190 | }
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191 | if ($node_record->{'start'} == 0 || $task_record->{'start'} < $node_record->{'start'})
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192 | {
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193 | $node_record->{'start'} = $task_record->{'start'};
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194 | }
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195 | if ($node_record->{'end'} == 0 || $task_record->{'end'} > $node_record->{'end'})
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196 | {
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197 | $node_record->{'end'} = $task_record->{'end'};
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198 | }
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199 | $node_record->{'cpu_time'} += $task_record->{'cpu_time'};
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200 | # - store it
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201 | $node_records->{$worker_id} = $node_record;
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202 | }
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203 | print "Done!\n";
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204 |
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205 | # Write out CSV of all information
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206 | my $report_csv_path = $results_path . '/timing.csv';
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207 | if (open(CSVOUT, '>:utf8', $report_csv_path))
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208 | {
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209 | my $row_counter = 1;
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210 | # Header
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211 | print CSVOUT "id,name,hostname,start,end,cputime,dl,pid,filename\n";
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212 | # Master Record
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213 | print CSVOUT $row_counter . ',M0,' . $job_record->{'host'} . ',' . $job_record->{'start'} . ',' . $job_record->{'end'} . ',' . ($job_record->{'cpu_time'} / 1000) . ",0,0,NA\n";
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214 | $row_counter++;
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215 | # For each compute node record
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216 | my $known_workers = {};
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217 | foreach my $worker_id (natsort(keys(%{$node_records})))
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218 | {
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219 | my $node_record = $node_records->{$worker_id};
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220 | my $node_id = $row_counter;
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221 | $row_counter++;
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222 | my $csv_worker_id = 'W' . $node_record->{'cpu'};
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223 | # Ensure we haven't used this id before - this should never trigger for
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224 | # multicore CPUs, but will for clusters (as nearly all nodes will report
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225 | # themselves as 'W0')
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226 | if (defined $known_workers->{$csv_worker_id})
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227 | {
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228 | # Find a different worker id as this one is already in use
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229 | my $counter = 0;
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230 | $csv_worker_id = 'W' . $counter;
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231 | while (defined $known_workers->{$csv_worker_id})
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232 | {
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233 | $counter++;
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234 | $csv_worker_id = 'W' . $counter;
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235 | }
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236 | }
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237 | $known_workers->{$csv_worker_id} = 1;
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238 | print CSVOUT $node_id . ',' . $csv_worker_id . ',' . $node_record->{'host'} . ',' . $node_record->{'start'} . ',' . $node_record->{'end'} . ',' . $node_record->{'cpu_time'} . ",0,1,NA\n";
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239 | # List the child task records
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240 | foreach my $taskno (sort keys %{$task_records})
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241 | {
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242 | my $task_record = $task_records->{$taskno};
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243 | if ($task_record->{'host'} . '#' . $task_record->{'cpu'} eq $worker_id)
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244 | {
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245 | print CSVOUT $row_counter . ',T' . ($task_record->{'task'} + 0) . ',' . $task_record->{'host'} . ',' . $task_record->{'start'} . ',' . $task_record->{'end'} . ',' . $task_record->{'cpu_time'} . ',' . $task_record->{'data_locality'} . ',' . $node_id . ',' . $task_record->{'file'} . "\n";
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246 | $row_counter++;
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247 | }
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248 | }
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249 | }
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250 | close(CSVOUT);
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251 | }
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252 | else
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253 | {
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254 | die('Error! Failed to open file for writing: ' . $report_csv_path);
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255 | }
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256 |
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257 | print "Complete!\n\n";
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258 | exit;
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259 |
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