1
2<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
3<html><head><title>Python: module telemetry.web_perf.metrics.memory_timeline</title>
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7<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="heading">
8<tr bgcolor="#7799ee">
9<td valign=bottom>&nbsp;<br>
10<font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong><a href="telemetry.html"><font color="#ffffff">telemetry</font></a>.<a href="telemetry.web_perf.html"><font color="#ffffff">web_perf</font></a>.<a href="telemetry.web_perf.metrics.html"><font color="#ffffff">metrics</font></a>.memory_timeline</strong></big></big></font></td
11><td align=right valign=bottom
12><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="../telemetry/web_perf/metrics/memory_timeline.py">telemetry/web_perf/metrics/memory_timeline.py</a></font></td></tr></table>
13    <p><tt>#&nbsp;Copyright&nbsp;2015&nbsp;The&nbsp;Chromium&nbsp;Authors.&nbsp;All&nbsp;rights&nbsp;reserved.<br>
14#&nbsp;Use&nbsp;of&nbsp;this&nbsp;source&nbsp;code&nbsp;is&nbsp;governed&nbsp;by&nbsp;a&nbsp;BSD-style&nbsp;license&nbsp;that&nbsp;can&nbsp;be<br>
15#&nbsp;found&nbsp;in&nbsp;the&nbsp;LICENSE&nbsp;file.</tt></p>
16<p>
17<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
18<tr bgcolor="#aa55cc">
19<td colspan=3 valign=bottom>&nbsp;<br>
20<font color="#ffffff" face="helvetica, arial"><big><strong>Modules</strong></big></font></td></tr>
21
22<tr><td bgcolor="#aa55cc"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
23<td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="collections.html">collections</a><br>
24<a href="telemetry.value.improvement_direction.html">telemetry.value.improvement_direction</a><br>
25</td><td width="25%" valign=top><a href="telemetry.value.list_of_scalar_values.html">telemetry.value.list_of_scalar_values</a><br>
26<a href="telemetry.timeline.memory_dump_event.html">telemetry.timeline.memory_dump_event</a><br>
27</td><td width="25%" valign=top><a href="telemetry.web_perf.metrics.timeline_based_metric.html">telemetry.web_perf.metrics.timeline_based_metric</a><br>
28</td><td width="25%" valign=top></td></tr></table></td></tr></table><p>
29<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
30<tr bgcolor="#ee77aa">
31<td colspan=3 valign=bottom>&nbsp;<br>
32<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
33
34<tr><td bgcolor="#ee77aa"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
35<td width="100%"><dl>
36<dt><font face="helvetica, arial"><a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>(<a href="__builtin__.html#object">__builtin__.object</a>)
37</font></dt><dd>
38<dl>
39<dt><font face="helvetica, arial"><a href="telemetry.web_perf.metrics.memory_timeline.html#MemoryTimelineMetric">MemoryTimelineMetric</a>
40</font></dt></dl>
41</dd>
42</dl>
43 <p>
44<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
45<tr bgcolor="#ffc8d8">
46<td colspan=3 valign=bottom>&nbsp;<br>
47<font color="#000000" face="helvetica, arial"><a name="MemoryTimelineMetric">class <strong>MemoryTimelineMetric</strong></a>(<a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>)</font></td></tr>
48
49<tr bgcolor="#ffc8d8"><td rowspan=2><tt>&nbsp;&nbsp;&nbsp;</tt></td>
50<td colspan=2><tt><a href="#MemoryTimelineMetric">MemoryTimelineMetric</a>&nbsp;reports&nbsp;summary&nbsp;stats&nbsp;from&nbsp;memory&nbsp;dump&nbsp;events.<br>&nbsp;</tt></td></tr>
51<tr><td>&nbsp;</td>
52<td width="100%"><dl><dt>Method resolution order:</dt>
53<dd><a href="telemetry.web_perf.metrics.memory_timeline.html#MemoryTimelineMetric">MemoryTimelineMetric</a></dd>
54<dd><a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a></dd>
55<dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
56</dl>
57<hr>
58Methods defined here:<br>
59<dl><dt><a name="MemoryTimelineMetric-AddResults"><strong>AddResults</strong></a>(self, model, _renderer_thread, interactions, results)</dt></dl>
60
61<hr>
62Methods inherited from <a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>:<br>
63<dl><dt><a name="MemoryTimelineMetric-AddWholeTraceResults"><strong>AddWholeTraceResults</strong></a>(self, model, results)</dt><dd><tt>Computes&nbsp;and&nbsp;adds&nbsp;metrics&nbsp;corresponding&nbsp;to&nbsp;the&nbsp;entire&nbsp;trace.<br>
64&nbsp;<br>
65Override&nbsp;this&nbsp;method&nbsp;to&nbsp;compute&nbsp;results&nbsp;that&nbsp;correspond&nbsp;to&nbsp;the&nbsp;whole&nbsp;trace.<br>
66&nbsp;<br>
67Args:<br>
68&nbsp;&nbsp;model:&nbsp;An&nbsp;instance&nbsp;of&nbsp;telemetry.timeline.model.TimelineModel.<br>
69&nbsp;&nbsp;results:&nbsp;An&nbsp;instance&nbsp;of&nbsp;page.PageTestResults.</tt></dd></dl>
70
71<dl><dt><a name="MemoryTimelineMetric-VerifyNonOverlappedRecords"><strong>VerifyNonOverlappedRecords</strong></a>(self, interaction_records)</dt><dd><tt>This&nbsp;raises&nbsp;exceptions&nbsp;if&nbsp;interaction_records&nbsp;contain&nbsp;overlapped&nbsp;ranges.</tt></dd></dl>
72
73<dl><dt><a name="MemoryTimelineMetric-__init__"><strong>__init__</strong></a>(self)</dt><dd><tt>Computes&nbsp;metrics&nbsp;from&nbsp;a&nbsp;telemetry.timeline&nbsp;Model&nbsp;and&nbsp;a&nbsp;range</tt></dd></dl>
74
75<hr>
76Data descriptors inherited from <a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>:<br>
77<dl><dt><strong>__dict__</strong></dt>
78<dd><tt>dictionary&nbsp;for&nbsp;instance&nbsp;variables&nbsp;(if&nbsp;defined)</tt></dd>
79</dl>
80<dl><dt><strong>__weakref__</strong></dt>
81<dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
82</dl>
83</td></tr></table></td></tr></table><p>
84<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
85<tr bgcolor="#55aa55">
86<td colspan=3 valign=bottom>&nbsp;<br>
87<font color="#ffffff" face="helvetica, arial"><big><strong>Data</strong></big></font></td></tr>
88
89<tr><td bgcolor="#55aa55"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
90<td width="100%"><strong>DEFAULT_METRICS</strong> = ['mmaps_ashmem', 'mmaps_private_dirty', 'mmaps_overall_pss', 'mmaps_native_heap', 'mmaps_java_heap']</td></tr></table>
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