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1<!DOCTYPE html>
2<html>
3<head>
4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
5 <meta name="Author" content="KaiRo - Robert Kaiser">
6 <title>CSI:Mozilla</title>
7 <link rel="stylesheet" type="text/css" href="slides.css">
8 <script type="text/javascript" src="slides.js"></script>
9 <link rel="contents" href="#index" title="Overview">
10 <link rel="index" id="link-toc" href="#toc" title="Content">
11 <link rel="start" id="link-start" href="#index" title="Start">
12 <!-- link rel="first" id="link-first" href="#" title="First page" hidden>
13 <link rel="previous" id="link-prev" href="#" title="Previous page" hidden>
14 <link rel="next" id="link-next" href="#" title="Next page" hidden>
15 <link rel="last" id="link-last" href="#" title="Last page" hidden -->
16</head>
17<body onload="docLoaded();">
18<header id="header"><div id="header-text">CSI:Mozilla</div>
19 <a id="headerlogo" href="#index" title="Startseite">Mozilla Firefox</a>
20</header>
21<nav id="slidenav"><div id="subheader-text"></div>
22 <a href="#toc" id="nav-toc" accesskey="t">toc</a> ||
23 <a href="#index" id="nav-start" accesskey="s">start</a> ||
24 <a href="#" id="nav-prev" accesskey="p" hidden>&lt; back</a>
25 <span id="nav-prev-nolink" class="nolink">&lt; back</span> |
26 <a href="#" id="nav-next" id="goNext" accesskey="n" hidden>fwd &gt;</a>
27 <span id="nav-next-nolink" class="nolink">fwd &gt;</span>
28</nav>
29
30<article id="toc" title="Table of Contents">
31<h1>Table of Contents</h1>
32<h2>CSI:Mozilla</h2>
33
34<div class="captionedbox">
35<p class="captionedbox-caption">The following slides are available in this presentation:</p>
36<div class="captionedbox-content">
37<ul id="toc-list">
38</ul>
39</article>
40
41<article id="index" title="Start Page">
42<h1>CSI:Mozilla - Crash Scene Investigations</h1>
43
44<div class="simplebox">
45<mark><a href="http://home.kairo.at/">Robert Kaiser</a></mark>,
46"KaiRo" &lt;kairo@kairo.at&gt;
47<br><small>Mozilla Crash Scene Investigator</small>
48</div>
49
50<div class="captionedbox">
51<p class="captionedbox-caption">Slides:
52 <a href="http://kairo.mozdev.org/slides/linuxwochen2011/">http://kairo.mozdev.org/slides/eumozcamp-berlin2011/</a></p>
53<div class="captionedbox-content small">
54<ul class="small">
55 <li>Created for a presentation at
56 <a href="https://wiki.mozilla.org/EU_MozCamp_2011">EU MozCamp 2011</a> in
57 Berlin.</li>
58 <li>Written in HTML 5 with CSS 3 and JavaScript.</li>
59 <li>Navigation via links on all slides, via access keys
60 (e.g. "n"/Alt+Shift+N for "next") or back/forward arrow keys</li>
61 <li><a href="#toc">Contents</a></li>
62 <li><a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/at/"><img
63 alt="Licensed under CC-BY-SA," style="border-width:0;vertical-align:bottom;"
64 src="cc-by-sa-80x15.png" /></a> 11/2011 Robert Kaiser</li>
65</ul>
66</div>
67</div>
68</article>
69
70<article id="crashkill" title="CrashKill">
71<h1>CrashKill</h1>
72
73<div class="simplebox">
74<div class="cent">
75<p><img src="firefox.png" alt="Firefox logo"></p>
76<p><mark>Mission: To improve stability of our
77 products</mark></p>
78</div>
79</article>
80
81<article id="beginnings" title="CrashKill: Beginnings">
82<h1>How CrashKill Started</h1>
83
84<div class="simplebox">
85<img src="crash.jpg" alt="" style="float:right;">
86<ul>
87 <li><mark>Nov 2009</mark>: 3.5 &amp; 3.6 crashes spiked and created a need for
88 renewed foxus</li>
89 <li><mark>CrashKill</mark> was born: a focused initiative to analyze incoming
90 crashes, detect trends, and drive resolutions</li>
91</ul>
92</div>
93</article>
94
95<article id="factors" title="Stability Factors">
96<h1 style="display:none;">Stability Factors</h1>
97
98<div class="simplebox cent">
99<img src="factors.png"
100 alt="stability factors: Flash, add-ons, website changes, malware, code changes">
101</div>
102</article>
103
104<article id="crash-analysis" title="Reading the Tea Leaves">
105<h1>Reading The Tea Leaves</h1>
106
107<div class="simplebox">
108<ul>
109 <li><mark>Trends</mark>: crash rates, "explosiveness"</li>
110 <li>Bugs filed / crash-stats data analysis</li>
111 <li><mark>Topcrash</mark> lists, crash ranks</li>
112 <li><mark>Correlations</mark> with code, website, 3rd-party software changes</li>
113 <li>Browser vs. plugin</li>
114 <li>Duplicates, OSes, uptime, etc.</li>
115</ul>
116</div>
117</article>
118
119<article id="understanding-data" title="Understanding the Data">
120<h1>Understanding the Data</h1>
121
122<div class="simplebox">
123<ul>
124 <li><mark>Comparing</mark> crash rates between releases</li>
125 <li><mark>Pitfalls</mark> of crash rates, ADUs, ranks</li>
126 <li>Changes of signatures due to code or tool changes</li>
127 <li>Related signatures/bugs/crashes</li>
128</ul>
129</div>
130</article>
131
132<article id="focus" title="Areas of Focus">
133<h1>Areas of Focus</h1>
134
135<div class="simplebox">
136<ul>
137 <li>Long tail</li>
138 <li><mark>Hangs</mark>, 3rd-party issues, malware</li>
139 <li>Analysis by <mark>component</mark></li>
140 <li>Most crashes in core, not desktop/mobile-specific</li>
141 <li>Mobile has more emphasis on out-of-memory issues</li>
142 <li>Lower ADU volume on mobile</li>
143 <li>Android Symbol Sender</li>
144</ul>
145</div>
146</article>
147
148<article id="bugzilla" title="Bugzilla Best Practice">
149<h1>Bugzilla Best Practice</h1>
150
151<div class="simplebox">
152<ul>
153 <li>Add <mark>crash</mark> keyword</li>
154 <li>If a regression, add <mark>regression</mark> keyword
155 <ul>
156 <li>Add <mark>regressionwindow-wanted</mark> keyword</li>
157 <li>Try finding regression window</li>
158 <li>Try to correlate with push log</li>
159 </ul>
160 </li>
161 <li>If possible, find and add steps to reproduce</li>
162</ul>
163</div>
164</article>
165
166<article id="community" title="Community">
167<h1>Community</h1>
168
169<div class="simplebox">
170<ul>
171 <li>Keep community engaged by fixing their issues</li>
172 <li>Community member Scoobidiver: >650 crash bugs filed</li>
173 <li>We <mark>need more members</mark> of the community contributing in a more
174 coordinated fashion</li>
175 <li>From filing good bugs via regression hunting to trying to fix</li>
176</ul>
177</div>
178</article>
179
180<article id="socorro" title="Socorro">
181<h1>Socorro</h1>
182
183<div class="simplebox">
184<ul>
185 <li><mark>crash-stats.mozilla.com</mark></li>
186 <li>Working closely with Socorro team to identify and prioritize front-end
187 features that will help us diagnose crashes</li>
188</ul>
189</div>
190</article>
191
192<article id="help" title="How You Can Help">
193<h1>How You Can Help</h1>
194
195<div class="simplebox">
196<ul>
197 <li>Make sure you <mark>submit crash reports</mark>, ideally including email
198 and comment</li>
199 <li><mark>Report bugs</mark> for crashes, tell us if you can reproduce them</li>
200 <li>CrashKill meetings - Mondays @ 10am Pacific ("7pm Central Europe") x290</li>
201 <li>Visit us in #crashkill on irc.mozilla.org</li>
202 <li>If you have a regular Firefox crash, help us to diagnose it - email
203 <mark>marcia@mozilla.com</mark> with details</li>
204 <li>Try fixing crashes - each one counts!</li>
205</ul>
206</div>
207</article>
208
209<article id="team" title="CrashKill-Team">
210<h1 style="display:none;">The CrashKill-Team</h1>
211
212<div class="simplebox cent">
213<img src="team.png"
214 alt="Chris Hofmann, Sheila Mooney, Marcia Knous, Noaki Hirata, Robert Kaiser">
215</div>
216</article>
217
218</body>
219</html>
KaiRo's slides for various talks, see slides.kairo.at