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| 1 <!DOCTYPE html> |
| 2 <!-- Copyright 2013 the V8 project authors. All rights reserved. |
| 3 |
| 4 Redistribution and use in source and binary forms, with or without |
| 5 modification, are permitted provided that the following conditions are |
| 6 met: |
| 7 * Redistributions of source code must retain the above copyright |
| 8 notice, this list of conditions and the following disclaimer. |
| 9 * Redistributions in binary form must reproduce the above |
| 10 copyright notice, this list of conditions and the following |
| 11 disclaimer in the documentation and/or other materials provided |
| 12 with the distribution. |
| 13 * Neither the name of Google Inc. nor the names of its |
| 14 contributors may be used to endorse or promote products derived |
| 15 from this software without specific prior written permission. |
| 16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. --> |
| 27 |
| 28 <html lang="en-us"> |
| 29 <head> |
| 30 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| 31 <title>V8 profile log plotter</title> |
| 32 <link rel="stylesheet" type="text/css" href="profviz.css"> |
| 33 <script src="profviz.js"></script> |
| 34 </head> |
| 35 |
| 36 <body onload="onload()"> |
| 37 <div id="content"> |
| 38 |
| 39 <img src="" id="plot" type="image/svg+xml" |
| 40 width="1200" height="600" class="float-right"/> |
| 41 <br/> |
| 42 |
| 43 <table> |
| 44 <tr> |
| 45 <td width="20%"> |
| 46 <button type="button" id="start" onclick="start()"> |
| 47 Start plot |
| 48 </button> |
| 49 <button type="button" id="reset" onclick="ui.reset(); worker.reset();"> |
| 50 Reset |
| 51 </button> |
| 52 </td> |
| 53 <td width="20%"> |
| 54 <input type="file" id="file" onchange="ui.reset();"/> |
| 55 </td> |
| 56 <td width="30%"> |
| 57 <label title="You can manually choose the range |
| 58 to plot only part of the log file."> |
| 59 <span class="tooltip">Range</span>: |
| 60 </label> |
| 61 <input type="text" id="range_start" class="range"/> |
| 62 <label>to</label> |
| 63 <input type="text" id="range_end" class="range"/> |
| 64 </td> |
| 65 <td width="30%"> |
| 66 <label title="We model profiling overhead by accounting a constant |
| 67 execution delay to each log entry. Adjust to better suit |
| 68 your computer's performance."> |
| 69 <span class="tooltip">Delay per log entry</span>: |
| 70 </label> |
| 71 <input type="text" id="distortion" class="range" value="4500"/> |
| 72 <label>picoseconds</label> |
| 73 </td> |
| 74 </tr> |
| 75 </table> |
| 76 |
| 77 <br/> |
| 78 <textarea class="log" id="log" rows="8" disabled=true></textarea> |
| 79 |
| 80 <div class="text"> |
| 81 <h1>Instructions</h1> |
| 82 <div id="instructions"> |
| 83 <ol> |
| 84 <li> |
| 85 Run V8 with |
| 86 <span class="tt">--prof --log-timer-events</span>, |
| 87 or alternatively,<br/> |
| 88 Chrome with |
| 89 <span class="tt"> |
| 90 --no-sandbox --js-flags="--prof --noprof-lazy --log-timer-events |
| 91 </span> to produce <span class="tt">v8.log</span>. |
| 92 </li> |
| 93 <li> |
| 94 Open |
| 95 <span class="tt">v8.log</span> |
| 96 on this page. Don't worry, it won't be uploaded anywhere. |
| 97 </li> |
| 98 <li> |
| 99 Click "Start plot" to starts number crunching. This will take a while. |
| 100 </li> |
| 101 </ol> |
| 102 </div> |
| 103 </div> |
| 104 |
| 105 <div class="text"> |
| 106 <h1>Credits</h1> |
| 107 <div id="credits"> |
| 108 <ul> |
| 109 <li> |
| 110 Christian Huettig for the |
| 111 <a href="http://gnuplot.respawned.com/">Javascript port</a> |
| 112 of Gnuplot 4.6.3. |
| 113 </li> |
| 114 <li> |
| 115 The |
| 116 <a href="https://github.com/kripken/emscripten">Emscripten compiler</a> |
| 117 that made the port possible. |
| 118 </li> |
| 119 <li> |
| 120 The <a href="http://www.gnuplot.info/">Gnuplot project</a>. |
| 121 </li> |
| 122 <li> |
| 123 The <a href="https://developers.google.com/v8/">V8 project</a>. |
| 124 </li> |
| 125 </ul> |
| 126 </div> |
| 127 </div> |
| 128 |
| 129 </div> |
| 130 </body> |
| 131 </html> |
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Chromium Code Reviews
Issue 17592002:
Add v8.log visualizer page. (Closed)
Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge