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| 1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
| 2 # | 2 # |
| 3 # Copyright 2010 the V8 project authors. All rights reserved. | 3 # Copyright 2010 the V8 project authors. All rights reserved. |
| 4 # Redistribution and use in source and binary forms, with or without | 4 # Redistribution and use in source and binary forms, with or without |
| 5 # modification, are permitted provided that the following conditions are | 5 # modification, are permitted provided that the following conditions are |
| 6 # met: | 6 # met: |
| 7 # | 7 # |
| 8 # * Redistributions of source code must retain the above copyright | 8 # * Redistributions of source code must retain the above copyright |
| 9 # notice, this list of conditions and the following disclaimer. | 9 # notice, this list of conditions and the following disclaimer. |
| 10 # * Redistributions in binary form must reproduce the above | 10 # * Redistributions in binary form must reproduce the above |
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| 212 | 212 |
| 213 return charts | 213 return charts |
| 214 | 214 |
| 215 def reclaimed_bytes(row): | 215 def reclaimed_bytes(row): |
| 216 return row['total_size_before'] - row['total_size_after'] | 216 return row['total_size_before'] - row['total_size_after'] |
| 217 | 217 |
| 218 def other_scope(r): | 218 def other_scope(r): |
| 219 if r['gc'] == 's': | 219 if r['gc'] == 's': |
| 220 # there is no 'other' scope for scavenging collections. | 220 # there is no 'other' scope for scavenging collections. |
| 221 return 0 | 221 return 0 |
| 222 return r['pause'] - r['mark'] - r['sweep'] - r['compact'] - r['external'] | 222 return r['pause'] - r['mark'] - r['sweep'] - r['external'] |
| 223 | 223 |
| 224 def scavenge_scope(r): | 224 def scavenge_scope(r): |
| 225 if r['gc'] == 's': | 225 if r['gc'] == 's': |
| 226 return r['pause'] - r['external'] | 226 return r['pause'] - r['external'] |
| 227 return 0 | 227 return 0 |
| 228 | 228 |
| 229 | 229 |
| 230 def real_mutator(r): | 230 def real_mutator(r): |
| 231 return r['mutator'] - r['stepstook'] | 231 return r['mutator'] - r['stepstook'] |
| 232 | 232 |
| 233 plots = [ | 233 plots = [ |
| 234 [ | 234 [ |
| 235 Set('style fill solid 0.5 noborder'), | 235 Set('style fill solid 0.5 noborder'), |
| 236 Set('style histogram rowstacked'), | 236 Set('style histogram rowstacked'), |
| 237 Set('style data histograms'), | 237 Set('style data histograms'), |
| 238 Plot(Item('Scavenge', scavenge_scope, lc = 'green'), | 238 Plot(Item('Scavenge', scavenge_scope, lc = 'green'), |
| 239 Item('Marking', 'mark', lc = 'purple'), | 239 Item('Marking', 'mark', lc = 'purple'), |
| 240 Item('Sweep', 'sweep', lc = 'blue'), | 240 Item('Sweep', 'sweep', lc = 'blue'), |
| 241 Item('Compaction', 'compact', lc = 'red'), | |
| 242 Item('External', 'external', lc = '#489D43'), | 241 Item('External', 'external', lc = '#489D43'), |
| 243 Item('Other', other_scope, lc = 'grey'), | 242 Item('Other', other_scope, lc = 'grey'), |
| 244 Item('IGC Steps', 'stepstook', lc = '#FF6347')) | 243 Item('IGC Steps', 'stepstook', lc = '#FF6347')) |
| 245 ], | 244 ], |
| 246 [ | 245 [ |
| 247 Set('style fill solid 0.5 noborder'), | 246 Set('style fill solid 0.5 noborder'), |
| 248 Set('style histogram rowstacked'), | 247 Set('style histogram rowstacked'), |
| 249 Set('style data histograms'), | 248 Set('style data histograms'), |
| 250 Plot(Item('Scavenge', scavenge_scope, lc = 'green'), | 249 Plot(Item('Scavenge', scavenge_scope, lc = 'green'), |
| 251 Item('Marking', 'mark', lc = 'purple'), | 250 Item('Marking', 'mark', lc = 'purple'), |
| 252 Item('Sweep', 'sweep', lc = 'blue'), | 251 Item('Sweep', 'sweep', lc = 'blue'), |
| 253 Item('Compaction', 'compact', lc = 'red'), | |
| 254 Item('External', 'external', lc = '#489D43'), | 252 Item('External', 'external', lc = '#489D43'), |
| 255 Item('Other', other_scope, lc = '#ADD8E6'), | 253 Item('Other', other_scope, lc = '#ADD8E6'), |
| 256 Item('External', 'external', lc = '#D3D3D3')) | 254 Item('External', 'external', lc = '#D3D3D3')) |
| 257 ], | 255 ], |
| 258 | 256 |
| 259 [ | 257 [ |
| 260 Plot(Item('Mutator', real_mutator, lc = 'black', style = 'lines')) | 258 Plot(Item('Mutator', real_mutator, lc = 'black', style = 'lines')) |
| 261 ], | 259 ], |
| 262 [ | 260 [ |
| 263 Set('style histogram rowstacked'), | 261 Set('style histogram rowstacked'), |
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| 302 return freduce(lambda t,r: max(t, r), field, trace, 0) | 300 return freduce(lambda t,r: max(t, r), field, trace, 0) |
| 303 | 301 |
| 304 def count_nonzero(trace, field): | 302 def count_nonzero(trace, field): |
| 305 return freduce(lambda t,r: t if r == 0 else t + 1, field, trace, 0) | 303 return freduce(lambda t,r: t if r == 0 else t + 1, field, trace, 0) |
| 306 | 304 |
| 307 | 305 |
| 308 def process_trace(filename): | 306 def process_trace(filename): |
| 309 trace = parse_gc_trace(filename) | 307 trace = parse_gc_trace(filename) |
| 310 | 308 |
| 311 marksweeps = filter(lambda r: r['gc'] == 'ms', trace) | 309 marksweeps = filter(lambda r: r['gc'] == 'ms', trace) |
| 312 markcompacts = filter(lambda r: r['gc'] == 'mc', trace) | |
| 313 scavenges = filter(lambda r: r['gc'] == 's', trace) | 310 scavenges = filter(lambda r: r['gc'] == 's', trace) |
| 314 globalgcs = filter(lambda r: r['gc'] != 's', trace) | 311 globalgcs = filter(lambda r: r['gc'] != 's', trace) |
| 315 | 312 |
| 316 | 313 |
| 317 charts = plot_all(plots, trace, filename) | 314 charts = plot_all(plots, trace, filename) |
| 318 | 315 |
| 319 def stats(out, prefix, trace, field): | 316 def stats(out, prefix, trace, field): |
| 320 n = len(trace) | 317 n = len(trace) |
| 321 total = calc_total(trace, field) | 318 total = calc_total(trace, field) |
| 322 max = calc_max(trace, field) | 319 max = calc_max(trace, field) |
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| 361 | 358 |
| 362 | 359 |
| 363 with open(filename + '.html', 'w') as out: | 360 with open(filename + '.html', 'w') as out: |
| 364 out.write('<html><body>') | 361 out.write('<html><body>') |
| 365 out.write('<table>') | 362 out.write('<table>') |
| 366 out.write('<tr><td>Phase</td><td>Count</td><td>Time (ms)</td>') | 363 out.write('<tr><td>Phase</td><td>Count</td><td>Time (ms)</td>') |
| 367 out.write('<td>Max</td><td>Avg</td></tr>') | 364 out.write('<td>Max</td><td>Avg</td></tr>') |
| 368 stats(out, 'Total in GC', trace, 'pause') | 365 stats(out, 'Total in GC', trace, 'pause') |
| 369 stats(out, 'Scavenge', scavenges, 'pause') | 366 stats(out, 'Scavenge', scavenges, 'pause') |
| 370 stats(out, 'MarkSweep', marksweeps, 'pause') | 367 stats(out, 'MarkSweep', marksweeps, 'pause') |
| 371 stats(out, 'MarkCompact', markcompacts, 'pause') | |
| 372 stats(out, 'Mark', filter(lambda r: r['mark'] != 0, trace), 'mark') | 368 stats(out, 'Mark', filter(lambda r: r['mark'] != 0, trace), 'mark') |
| 373 stats(out, 'Sweep', filter(lambda r: r['sweep'] != 0, trace), 'sweep') | 369 stats(out, 'Sweep', filter(lambda r: r['sweep'] != 0, trace), 'sweep') |
| 374 stats(out, 'Compact', filter(lambda r: r['compact'] != 0, trace), 'compact') | |
| 375 stats(out, | 370 stats(out, |
| 376 'External', | 371 'External', |
| 377 filter(lambda r: r['external'] != 0, trace), | 372 filter(lambda r: r['external'] != 0, trace), |
| 378 'external') | 373 'external') |
| 379 out.write('</table>') | 374 out.write('</table>') |
| 380 throughput('TOTAL', trace) | 375 throughput('TOTAL', trace) |
| 381 throughput('MS', marksweeps) | 376 throughput('MS', marksweeps) |
| 382 throughput('MC', markcompacts) | |
| 383 throughput('OLDSPACE', globalgcs) | 377 throughput('OLDSPACE', globalgcs) |
| 384 out.write('<br/>') | 378 out.write('<br/>') |
| 385 for chart in charts: | 379 for chart in charts: |
| 386 out.write('<img src="%s">' % chart) | 380 out.write('<img src="%s">' % chart) |
| 387 out.write('</body></html>') | 381 out.write('</body></html>') |
| 388 | 382 |
| 389 print "%s generated." % (filename + '.html') | 383 print "%s generated." % (filename + '.html') |
| 390 | 384 |
| 391 if len(sys.argv) != 2: | 385 if len(sys.argv) != 2: |
| 392 print "Usage: %s <GC-trace-filename>" % sys.argv[0] | 386 print "Usage: %s <GC-trace-filename>" % sys.argv[0] |
| 393 sys.exit(1) | 387 sys.exit(1) |
| 394 | 388 |
| 395 process_trace(sys.argv[1]) | 389 process_trace(sys.argv[1]) |
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