| 1 | # |
| 2 | # Migration test graph plotting |
| 3 | # |
| 4 | # Copyright (c) 2016 Red Hat, Inc. |
| 5 | # |
| 6 | # This library is free software; you can redistribute it and/or |
| 7 | # modify it under the terms of the GNU Lesser General Public |
| 8 | # License as published by the Free Software Foundation; either |
| 9 | # version 2.1 of the License, or (at your option) any later version. |
| 10 | # |
| 11 | # This library is distributed in the hope that it will be useful, |
| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | # Lesser General Public License for more details. |
| 15 | # |
| 16 | # You should have received a copy of the GNU Lesser General Public |
| 17 | # License along with this library; if not, see <http://www.gnu.org/licenses/>. |
| 18 | # |
| 19 | |
| 20 | import sys |
| 21 | |
| 22 | |
| 23 | class Plot(object): |
| 24 | |
| 25 | # Generated using |
| 26 | # http://tools.medialab.sciences-po.fr/iwanthue/ |
| 27 | COLORS = ["#CD54D0", |
| 28 | "#79D94C", |
| 29 | "#7470CD", |
| 30 | "#D2D251", |
| 31 | "#863D79", |
| 32 | "#76DDA6", |
| 33 | "#D4467B", |
| 34 | "#61923D", |
| 35 | "#CB9CCA", |
| 36 | "#D98F36", |
| 37 | "#8CC8DA", |
| 38 | "#CE4831", |
| 39 | "#5E7693", |
| 40 | "#9B803F", |
| 41 | "#412F4C", |
| 42 | "#CECBA6", |
| 43 | "#6D3229", |
| 44 | "#598B73", |
| 45 | "#C8827C", |
| 46 | "#394427"] |
| 47 | |
| 48 | def __init__(self, |
| 49 | reports, |
| 50 | migration_iters, |
| 51 | total_guest_cpu, |
| 52 | split_guest_cpu, |
| 53 | qemu_cpu, |
| 54 | vcpu_cpu): |
| 55 | |
| 56 | self._reports = reports |
| 57 | self._migration_iters = migration_iters |
| 58 | self._total_guest_cpu = total_guest_cpu |
| 59 | self._split_guest_cpu = split_guest_cpu |
| 60 | self._qemu_cpu = qemu_cpu |
| 61 | self._vcpu_cpu = vcpu_cpu |
| 62 | self._color_idx = 0 |
| 63 | |
| 64 | def _next_color(self): |
| 65 | color = self.COLORS[self._color_idx] |
| 66 | self._color_idx += 1 |
| 67 | if self._color_idx >= len(self.COLORS): |
| 68 | self._color_idx = 0 |
| 69 | return color |
| 70 | |
| 71 | def _get_progress_label(self, progress): |
| 72 | if progress: |
| 73 | return "\n\n" + "\n".join( |
| 74 | ["Status: %s" % progress._status, |
| 75 | "Iteration: %d" % progress._ram._iterations, |
| 76 | "Throttle: %02d%%" % progress._throttle_pcent, |
| 77 | "Dirty rate: %dMB/s" % (progress._ram._dirty_rate_pps * 4 / 1024.0)]) |
| 78 | else: |
| 79 | return "\n\n" + "\n".join( |
| 80 | ["Status: %s" % "none", |
| 81 | "Iteration: %d" % 0]) |
| 82 | |
| 83 | def _find_start_time(self, report): |
| 84 | startqemu = report._qemu_timings._records[0]._timestamp |
| 85 | startguest = report._guest_timings._records[0]._timestamp |
| 86 | if startqemu < startguest: |
| 87 | return startqemu |
| 88 | else: |
| 89 | return stasrtguest |
| 90 | |
| 91 | def _get_guest_max_value(self, report): |
| 92 | maxvalue = 0 |
| 93 | for record in report._guest_timings._records: |
| 94 | if record._value > maxvalue: |
| 95 | maxvalue = record._value |
| 96 | return maxvalue |
| 97 | |
| 98 | def _get_qemu_max_value(self, report): |
| 99 | maxvalue = 0 |
| 100 | oldvalue = None |
| 101 | oldtime = None |
| 102 | for record in report._qemu_timings._records: |
| 103 | if oldvalue is not None: |
| 104 | cpudelta = (record._value - oldvalue) / 1000.0 |
| 105 | timedelta = record._timestamp - oldtime |
| 106 | if timedelta == 0: |
| 107 | continue |
| 108 | util = cpudelta / timedelta * 100.0 |
| 109 | else: |
| 110 | util = 0 |
| 111 | oldvalue = record._value |
| 112 | oldtime = record._timestamp |
| 113 | |
| 114 | if util > maxvalue: |
| 115 | maxvalue = util |
| 116 | return maxvalue |
| 117 | |
| 118 | def _get_total_guest_cpu_graph(self, report, starttime): |
| 119 | xaxis = [] |
| 120 | yaxis = [] |
| 121 | labels = [] |
| 122 | progress_idx = -1 |
| 123 | for record in report._guest_timings._records: |
| 124 | while ((progress_idx + 1) < len(report._progress_history) and |
| 125 | report._progress_history[progress_idx + 1]._now < record._timestamp): |
| 126 | progress_idx = progress_idx + 1 |
| 127 | |
| 128 | if progress_idx >= 0: |
| 129 | progress = report._progress_history[progress_idx] |
| 130 | else: |
| 131 | progress = None |
| 132 | |
| 133 | xaxis.append(record._timestamp - starttime) |
| 134 | yaxis.append(record._value) |
| 135 | labels.append(self._get_progress_label(progress)) |
| 136 | |
| 137 | from plotly import graph_objs as go |
| 138 | return go.Scatter(x=xaxis, |
| 139 | y=yaxis, |
| 140 | name="Guest PIDs: %s" % report._scenario._name, |
| 141 | mode='lines', |
| 142 | line={ |
| 143 | "dash": "solid", |
| 144 | "color": self._next_color(), |
| 145 | "shape": "linear", |
| 146 | "width": 1 |
| 147 | }, |
| 148 | text=labels) |
| 149 | |
| 150 | def _get_split_guest_cpu_graphs(self, report, starttime): |
| 151 | threads = {} |
| 152 | for record in report._guest_timings._records: |
| 153 | if record._tid in threads: |
| 154 | continue |
| 155 | threads[record._tid] = { |
| 156 | "xaxis": [], |
| 157 | "yaxis": [], |
| 158 | "labels": [], |
| 159 | } |
| 160 | |
| 161 | progress_idx = -1 |
| 162 | for record in report._guest_timings._records: |
| 163 | while ((progress_idx + 1) < len(report._progress_history) and |
| 164 | report._progress_history[progress_idx + 1]._now < record._timestamp): |
| 165 | progress_idx = progress_idx + 1 |
| 166 | |
| 167 | if progress_idx >= 0: |
| 168 | progress = report._progress_history[progress_idx] |
| 169 | else: |
| 170 | progress = None |
| 171 | |
| 172 | threads[record._tid]["xaxis"].append(record._timestamp - starttime) |
| 173 | threads[record._tid]["yaxis"].append(record._value) |
| 174 | threads[record._tid]["labels"].append(self._get_progress_label(progress)) |
| 175 | |
| 176 | |
| 177 | graphs = [] |
| 178 | from plotly import graph_objs as go |
| 179 | for tid in threads.keys(): |
| 180 | graphs.append( |
| 181 | go.Scatter(x=threads[tid]["xaxis"], |
| 182 | y=threads[tid]["yaxis"], |
| 183 | name="PID %s: %s" % (tid, report._scenario._name), |
| 184 | mode="lines", |
| 185 | line={ |
| 186 | "dash": "solid", |
| 187 | "color": self._next_color(), |
| 188 | "shape": "linear", |
| 189 | "width": 1 |
| 190 | }, |
| 191 | text=threads[tid]["labels"])) |
| 192 | return graphs |
| 193 | |
| 194 | def _get_migration_iters_graph(self, report, starttime): |
| 195 | xaxis = [] |
| 196 | yaxis = [] |
| 197 | labels = [] |
| 198 | for progress in report._progress_history: |
| 199 | xaxis.append(progress._now - starttime) |
| 200 | yaxis.append(0) |
| 201 | labels.append(self._get_progress_label(progress)) |
| 202 | |
| 203 | from plotly import graph_objs as go |
| 204 | return go.Scatter(x=xaxis, |
| 205 | y=yaxis, |
| 206 | text=labels, |
| 207 | name="Migration iterations", |
| 208 | mode="markers", |
| 209 | marker={ |
| 210 | "color": self._next_color(), |
| 211 | "symbol": "star", |
| 212 | "size": 5 |
| 213 | }) |
| 214 | |
| 215 | def _get_qemu_cpu_graph(self, report, starttime): |
| 216 | xaxis = [] |
| 217 | yaxis = [] |
| 218 | labels = [] |
| 219 | progress_idx = -1 |
| 220 | |
| 221 | first = report._qemu_timings._records[0] |
| 222 | abstimestamps = [first._timestamp] |
| 223 | absvalues = [first._value] |
| 224 | |
| 225 | for record in report._qemu_timings._records[1:]: |
| 226 | while ((progress_idx + 1) < len(report._progress_history) and |
| 227 | report._progress_history[progress_idx + 1]._now < record._timestamp): |
| 228 | progress_idx = progress_idx + 1 |
| 229 | |
| 230 | if progress_idx >= 0: |
| 231 | progress = report._progress_history[progress_idx] |
| 232 | else: |
| 233 | progress = None |
| 234 | |
| 235 | oldvalue = absvalues[-1] |
| 236 | oldtime = abstimestamps[-1] |
| 237 | |
| 238 | cpudelta = (record._value - oldvalue) / 1000.0 |
| 239 | timedelta = record._timestamp - oldtime |
| 240 | if timedelta == 0: |
| 241 | continue |
| 242 | util = cpudelta / timedelta * 100.0 |
| 243 | |
| 244 | abstimestamps.append(record._timestamp) |
| 245 | absvalues.append(record._value) |
| 246 | |
| 247 | xaxis.append(record._timestamp - starttime) |
| 248 | yaxis.append(util) |
| 249 | labels.append(self._get_progress_label(progress)) |
| 250 | |
| 251 | from plotly import graph_objs as go |
| 252 | return go.Scatter(x=xaxis, |
| 253 | y=yaxis, |
| 254 | yaxis="y2", |
| 255 | name="QEMU: %s" % report._scenario._name, |
| 256 | mode='lines', |
| 257 | line={ |
| 258 | "dash": "solid", |
| 259 | "color": self._next_color(), |
| 260 | "shape": "linear", |
| 261 | "width": 1 |
| 262 | }, |
| 263 | text=labels) |
| 264 | |
| 265 | def _get_vcpu_cpu_graphs(self, report, starttime): |
| 266 | threads = {} |
| 267 | for record in report._vcpu_timings._records: |
| 268 | if record._tid in threads: |
| 269 | continue |
| 270 | threads[record._tid] = { |
| 271 | "xaxis": [], |
| 272 | "yaxis": [], |
| 273 | "labels": [], |
| 274 | "absvalue": [record._value], |
| 275 | "abstime": [record._timestamp], |
| 276 | } |
| 277 | |
| 278 | progress_idx = -1 |
| 279 | for record in report._vcpu_timings._records: |
| 280 | while ((progress_idx + 1) < len(report._progress_history) and |
| 281 | report._progress_history[progress_idx + 1]._now < record._timestamp): |
| 282 | progress_idx = progress_idx + 1 |
| 283 | |
| 284 | if progress_idx >= 0: |
| 285 | progress = report._progress_history[progress_idx] |
| 286 | else: |
| 287 | progress = None |
| 288 | |
| 289 | oldvalue = threads[record._tid]["absvalue"][-1] |
| 290 | oldtime = threads[record._tid]["abstime"][-1] |
| 291 | |
| 292 | cpudelta = (record._value - oldvalue) / 1000.0 |
| 293 | timedelta = record._timestamp - oldtime |
| 294 | if timedelta == 0: |
| 295 | continue |
| 296 | util = cpudelta / timedelta * 100.0 |
| 297 | if util > 100: |
| 298 | util = 100 |
| 299 | |
| 300 | threads[record._tid]["absvalue"].append(record._value) |
| 301 | threads[record._tid]["abstime"].append(record._timestamp) |
| 302 | |
| 303 | threads[record._tid]["xaxis"].append(record._timestamp - starttime) |
| 304 | threads[record._tid]["yaxis"].append(util) |
| 305 | threads[record._tid]["labels"].append(self._get_progress_label(progress)) |
| 306 | |
| 307 | |
| 308 | graphs = [] |
| 309 | from plotly import graph_objs as go |
| 310 | for tid in threads.keys(): |
| 311 | graphs.append( |
| 312 | go.Scatter(x=threads[tid]["xaxis"], |
| 313 | y=threads[tid]["yaxis"], |
| 314 | yaxis="y2", |
| 315 | name="VCPU %s: %s" % (tid, report._scenario._name), |
| 316 | mode="lines", |
| 317 | line={ |
| 318 | "dash": "solid", |
| 319 | "color": self._next_color(), |
| 320 | "shape": "linear", |
| 321 | "width": 1 |
| 322 | }, |
| 323 | text=threads[tid]["labels"])) |
| 324 | return graphs |
| 325 | |
| 326 | def _generate_chart_report(self, report): |
| 327 | graphs = [] |
| 328 | starttime = self._find_start_time(report) |
| 329 | if self._total_guest_cpu: |
| 330 | graphs.append(self._get_total_guest_cpu_graph(report, starttime)) |
| 331 | if self._split_guest_cpu: |
| 332 | graphs.extend(self._get_split_guest_cpu_graphs(report, starttime)) |
| 333 | if self._qemu_cpu: |
| 334 | graphs.append(self._get_qemu_cpu_graph(report, starttime)) |
| 335 | if self._vcpu_cpu: |
| 336 | graphs.extend(self._get_vcpu_cpu_graphs(report, starttime)) |
| 337 | if self._migration_iters: |
| 338 | graphs.append(self._get_migration_iters_graph(report, starttime)) |
| 339 | return graphs |
| 340 | |
| 341 | def _generate_annotation(self, starttime, progress): |
| 342 | return { |
| 343 | "text": progress._status, |
| 344 | "x": progress._now - starttime, |
| 345 | "y": 10, |
| 346 | } |
| 347 | |
| 348 | def _generate_annotations(self, report): |
| 349 | starttime = self._find_start_time(report) |
| 350 | annotations = {} |
| 351 | started = False |
| 352 | for progress in report._progress_history: |
| 353 | if progress._status == "setup": |
| 354 | continue |
| 355 | if progress._status not in annotations: |
| 356 | annotations[progress._status] = self._generate_annotation(starttime, progress) |
| 357 | |
| 358 | return annotations.values() |
| 359 | |
| 360 | def _generate_chart(self): |
| 361 | from plotly.offline import plot |
| 362 | from plotly import graph_objs as go |
| 363 | |
| 364 | graphs = [] |
| 365 | yaxismax = 0 |
| 366 | yaxismax2 = 0 |
| 367 | for report in self._reports: |
| 368 | graphs.extend(self._generate_chart_report(report)) |
| 369 | |
| 370 | maxvalue = self._get_guest_max_value(report) |
| 371 | if maxvalue > yaxismax: |
| 372 | yaxismax = maxvalue |
| 373 | |
| 374 | maxvalue = self._get_qemu_max_value(report) |
| 375 | if maxvalue > yaxismax2: |
| 376 | yaxismax2 = maxvalue |
| 377 | |
| 378 | yaxismax += 100 |
| 379 | if not self._qemu_cpu: |
| 380 | yaxismax2 = 110 |
| 381 | yaxismax2 += 10 |
| 382 | |
| 383 | annotations = [] |
| 384 | if self._migration_iters: |
| 385 | for report in self._reports: |
| 386 | annotations.extend(self._generate_annotations(report)) |
| 387 | |
| 388 | layout = go.Layout(title="Migration comparison", |
| 389 | xaxis={ |
| 390 | "title": "Wallclock time (secs)", |
| 391 | "showgrid": False, |
| 392 | }, |
| 393 | yaxis={ |
| 394 | "title": "Memory update speed (ms/GB)", |
| 395 | "showgrid": False, |
| 396 | "range": [0, yaxismax], |
| 397 | }, |
| 398 | yaxis2={ |
| 399 | "title": "Hostutilization (%)", |
| 400 | "overlaying": "y", |
| 401 | "side": "right", |
| 402 | "range": [0, yaxismax2], |
| 403 | "showgrid": False, |
| 404 | }, |
| 405 | annotations=annotations) |
| 406 | |
| 407 | figure = go.Figure(data=graphs, layout=layout) |
| 408 | |
| 409 | return plot(figure, |
| 410 | show_link=False, |
| 411 | include_plotlyjs=False, |
| 412 | output_type="div") |
| 413 | |
| 414 | |
| 415 | def _generate_report(self): |
| 416 | pieces = [] |
| 417 | for report in self._reports: |
| 418 | pieces.append(""" |
| 419 | <h3>Report %s</h3> |
| 420 | <table> |
| 421 | """ % report._scenario._name) |
| 422 | |
| 423 | pieces.append(""" |
| 424 | <tr class="subhead"> |
| 425 | <th colspan="2">Test config</th> |
| 426 | </tr> |
| 427 | <tr> |
| 428 | <th>Emulator:</th> |
| 429 | <td>%s</td> |
| 430 | </tr> |
| 431 | <tr> |
| 432 | <th>Kernel:</th> |
| 433 | <td>%s</td> |
| 434 | </tr> |
| 435 | <tr> |
| 436 | <th>Ramdisk:</th> |
| 437 | <td>%s</td> |
| 438 | </tr> |
| 439 | <tr> |
| 440 | <th>Transport:</th> |
| 441 | <td>%s</td> |
| 442 | </tr> |
| 443 | <tr> |
| 444 | <th>Host:</th> |
| 445 | <td>%s</td> |
| 446 | </tr> |
| 447 | """ % (report._binary, report._kernel, |
| 448 | report._initrd, report._transport, report._dst_host)) |
| 449 | |
| 450 | hardware = report._hardware |
| 451 | pieces.append(""" |
| 452 | <tr class="subhead"> |
| 453 | <th colspan="2">Hardware config</th> |
| 454 | </tr> |
| 455 | <tr> |
| 456 | <th>CPUs:</th> |
| 457 | <td>%d</td> |
| 458 | </tr> |
| 459 | <tr> |
| 460 | <th>RAM:</th> |
| 461 | <td>%d GB</td> |
| 462 | </tr> |
| 463 | <tr> |
| 464 | <th>Source CPU bind:</th> |
| 465 | <td>%s</td> |
| 466 | </tr> |
| 467 | <tr> |
| 468 | <th>Source RAM bind:</th> |
| 469 | <td>%s</td> |
| 470 | </tr> |
| 471 | <tr> |
| 472 | <th>Dest CPU bind:</th> |
| 473 | <td>%s</td> |
| 474 | </tr> |
| 475 | <tr> |
| 476 | <th>Dest RAM bind:</th> |
| 477 | <td>%s</td> |
| 478 | </tr> |
| 479 | <tr> |
| 480 | <th>Preallocate RAM:</th> |
| 481 | <td>%s</td> |
| 482 | </tr> |
| 483 | <tr> |
| 484 | <th>Locked RAM:</th> |
| 485 | <td>%s</td> |
| 486 | </tr> |
| 487 | <tr> |
| 488 | <th>Huge pages:</th> |
| 489 | <td>%s</td> |
| 490 | </tr> |
| 491 | """ % (hardware._cpus, hardware._mem, |
| 492 | ",".join(hardware._src_cpu_bind), |
| 493 | ",".join(hardware._src_mem_bind), |
| 494 | ",".join(hardware._dst_cpu_bind), |
| 495 | ",".join(hardware._dst_mem_bind), |
| 496 | "yes" if hardware._prealloc_pages else "no", |
| 497 | "yes" if hardware._locked_pages else "no", |
| 498 | "yes" if hardware._huge_pages else "no")) |
| 499 | |
| 500 | scenario = report._scenario |
| 501 | pieces.append(""" |
| 502 | <tr class="subhead"> |
| 503 | <th colspan="2">Scenario config</th> |
| 504 | </tr> |
| 505 | <tr> |
| 506 | <th>Max downtime:</th> |
| 507 | <td>%d milli-sec</td> |
| 508 | </tr> |
| 509 | <tr> |
| 510 | <th>Max bandwidth:</th> |
| 511 | <td>%d MB/sec</td> |
| 512 | </tr> |
| 513 | <tr> |
| 514 | <th>Max iters:</th> |
| 515 | <td>%d</td> |
| 516 | </tr> |
| 517 | <tr> |
| 518 | <th>Max time:</th> |
| 519 | <td>%d secs</td> |
| 520 | </tr> |
| 521 | <tr> |
| 522 | <th>Pause:</th> |
| 523 | <td>%s</td> |
| 524 | </tr> |
| 525 | <tr> |
| 526 | <th>Pause iters:</th> |
| 527 | <td>%d</td> |
| 528 | </tr> |
| 529 | <tr> |
| 530 | <th>Post-copy:</th> |
| 531 | <td>%s</td> |
| 532 | </tr> |
| 533 | <tr> |
| 534 | <th>Post-copy iters:</th> |
| 535 | <td>%d</td> |
| 536 | </tr> |
| 537 | <tr> |
| 538 | <th>Auto-converge:</th> |
| 539 | <td>%s</td> |
| 540 | </tr> |
| 541 | <tr> |
| 542 | <th>Auto-converge iters:</th> |
| 543 | <td>%d</td> |
| 544 | </tr> |
| 545 | <tr> |
| 546 | <th>MT compression:</th> |
| 547 | <td>%s</td> |
| 548 | </tr> |
| 549 | <tr> |
| 550 | <th>MT compression threads:</th> |
| 551 | <td>%d</td> |
| 552 | </tr> |
| 553 | <tr> |
| 554 | <th>XBZRLE compression:</th> |
| 555 | <td>%s</td> |
| 556 | </tr> |
| 557 | <tr> |
| 558 | <th>XBZRLE compression cache:</th> |
| 559 | <td>%d%% of RAM</td> |
| 560 | </tr> |
| 561 | """ % (scenario._downtime, scenario._bandwidth, |
| 562 | scenario._max_iters, scenario._max_time, |
| 563 | "yes" if scenario._pause else "no", scenario._pause_iters, |
| 564 | "yes" if scenario._post_copy else "no", scenario._post_copy_iters, |
| 565 | "yes" if scenario._auto_converge else "no", scenario._auto_converge_step, |
| 566 | "yes" if scenario._compression_mt else "no", scenario._compression_mt_threads, |
| 567 | "yes" if scenario._compression_xbzrle else "no", scenario._compression_xbzrle_cache)) |
| 568 | |
| 569 | pieces.append(""" |
| 570 | </table> |
| 571 | """) |
| 572 | |
| 573 | return "\n".join(pieces) |
| 574 | |
| 575 | def _generate_style(self): |
| 576 | return """ |
| 577 | #report table tr th { |
| 578 | text-align: right; |
| 579 | } |
| 580 | #report table tr td { |
| 581 | text-align: left; |
| 582 | } |
| 583 | #report table tr.subhead th { |
| 584 | background: rgb(192, 192, 192); |
| 585 | text-align: center; |
| 586 | } |
| 587 | |
| 588 | """ |
| 589 | |
| 590 | def generate_html(self, fh): |
| 591 | print("""<html> |
| 592 | <head> |
| 593 | <script type="text/javascript" src="plotly.min.js"> |
| 594 | </script> |
| 595 | <style type="text/css"> |
| 596 | %s |
| 597 | </style> |
| 598 | <title>Migration report</title> |
| 599 | </head> |
| 600 | <body> |
| 601 | <h1>Migration report</h1> |
| 602 | <h2>Chart summary</h2> |
| 603 | <div id="chart"> |
| 604 | """ % self._generate_style(), file=fh) |
| 605 | print(self._generate_chart(), file=fh) |
| 606 | print(""" |
| 607 | </div> |
| 608 | <h2>Report details</h2> |
| 609 | <div id="report"> |
| 610 | """, file=fh) |
| 611 | print(self._generate_report(), file=fh) |
| 612 | print(""" |
| 613 | </div> |
| 614 | </body> |
| 615 | </html> |
| 616 | """, file=fh) |
| 617 | |
| 618 | def generate(self, filename): |
| 619 | if filename is None: |
| 620 | self.generate_html(sys.stdout) |
| 621 | else: |
| 622 | with open(filename, "w") as fh: |
| 623 | self.generate_html(fh) |