1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> 4<title>Valgrind User Manual</title> 5<link rel="stylesheet" href="vg_basic.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.75.2"> 7<link rel="home" href="index.html" title="Valgrind Documentation"> 8<link rel="up" href="index.html" title="Valgrind Documentation"> 9<link rel="prev" href="quick-start.html" title="The Valgrind Quick Start Guide"> 10<link rel="next" href="manual-intro.html" title="1.�Introduction"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<div><table class="nav" width="100%" cellspacing="3" cellpadding="3" border="0" summary="Navigation header"><tr> 14<td width="22px" align="center" valign="middle"><a accesskey="p" href="quick-start.html"><img src="images/prev.png" width="18" height="21" border="0" alt="Prev"></a></td> 15<td width="25px" align="center" valign="middle"><a accesskey="u" href="index.html"><img src="images/up.png" width="21" height="18" border="0" alt="Up"></a></td> 16<td width="31px" align="center" valign="middle"><a accesskey="h" href="index.html"><img src="images/home.png" width="27" height="20" border="0" alt="Up"></a></td> 17<th align="center" valign="middle">Valgrind Documentation</th> 18<td width="22px" align="center" valign="middle"><a accesskey="n" href="manual-intro.html"><img src="images/next.png" width="18" height="21" border="0" alt="Next"></a></td> 19</tr></table></div> 20<div class="book" title="Valgrind User Manual"> 21<div class="titlepage"> 22<div> 23<div><h1 class="title"> 24<a name="manual"></a>Valgrind User Manual</h1></div> 25<div><p class="releaseinfo">Release 3.6.1 16 February 2011</p></div> 26<div><p class="copyright">Copyright � 2000-2011 <a class="ulink" href="http://www.valgrind.org/info/developers.html" target="_top">Valgrind Developers</a></p></div> 27<div><div class="legalnotice" title="Legal Notice"> 28<a name="id552046"></a><p>Email: <a class="ulink" href="mailto:valgrind@valgrind.org" target="_top">valgrind@valgrind.org</a></p> 29</div></div> 30</div> 31<hr> 32</div> 33<div class="toc"> 34<p><b>Table of Contents</b></p> 35<dl> 36<dt><span class="chapter"><a href="manual-intro.html">1. Introduction</a></span></dt> 37<dd><dl> 38<dt><span class="sect1"><a href="manual-intro.html#manual-intro.overview">1.1. An Overview of Valgrind</a></span></dt> 39<dt><span class="sect1"><a href="manual-intro.html#manual-intro.navigation">1.2. How to navigate this manual</a></span></dt> 40</dl></dd> 41<dt><span class="chapter"><a href="manual-core.html">2. Using and understanding the Valgrind core</a></span></dt> 42<dd><dl> 43<dt><span class="sect1"><a href="manual-core.html#manual-core.whatdoes">2.1. What Valgrind does with your program</a></span></dt> 44<dt><span class="sect1"><a href="manual-core.html#manual-core.started">2.2. Getting started</a></span></dt> 45<dt><span class="sect1"><a href="manual-core.html#manual-core.comment">2.3. The Commentary</a></span></dt> 46<dt><span class="sect1"><a href="manual-core.html#manual-core.report">2.4. Reporting of errors</a></span></dt> 47<dt><span class="sect1"><a href="manual-core.html#manual-core.suppress">2.5. Suppressing errors</a></span></dt> 48<dt><span class="sect1"><a href="manual-core.html#manual-core.options">2.6. Core Command-line Options</a></span></dt> 49<dd><dl> 50<dt><span class="sect2"><a href="manual-core.html#manual-core.toolopts">2.6.1. Tool-selection Option</a></span></dt> 51<dt><span class="sect2"><a href="manual-core.html#manual-core.basicopts">2.6.2. Basic Options</a></span></dt> 52<dt><span class="sect2"><a href="manual-core.html#manual-core.erropts">2.6.3. Error-related Options</a></span></dt> 53<dt><span class="sect2"><a href="manual-core.html#manual-core.mallocopts">2.6.4. malloc-related Options</a></span></dt> 54<dt><span class="sect2"><a href="manual-core.html#manual-core.rareopts">2.6.5. Uncommon Options</a></span></dt> 55<dt><span class="sect2"><a href="manual-core.html#manual-core.debugopts">2.6.6. Debugging Options</a></span></dt> 56<dt><span class="sect2"><a href="manual-core.html#manual-core.defopts">2.6.7. Setting Default Options</a></span></dt> 57</dl></dd> 58<dt><span class="sect1"><a href="manual-core.html#manual-core.pthreads">2.7. Support for Threads</a></span></dt> 59<dt><span class="sect1"><a href="manual-core.html#manual-core.signals">2.8. Handling of Signals</a></span></dt> 60<dt><span class="sect1"><a href="manual-core.html#manual-core.install">2.9. Building and Installing Valgrind</a></span></dt> 61<dt><span class="sect1"><a href="manual-core.html#manual-core.problems">2.10. If You Have Problems</a></span></dt> 62<dt><span class="sect1"><a href="manual-core.html#manual-core.limits">2.11. Limitations</a></span></dt> 63<dt><span class="sect1"><a href="manual-core.html#manual-core.example">2.12. An Example Run</a></span></dt> 64<dt><span class="sect1"><a href="manual-core.html#manual-core.warnings">2.13. Warning Messages You Might See</a></span></dt> 65</dl></dd> 66<dt><span class="chapter"><a href="manual-core-adv.html">3. Using and understanding the Valgrind core: Advanced Topics</a></span></dt> 67<dd><dl> 68<dt><span class="sect1"><a href="manual-core-adv.html#manual-core-adv.clientreq">3.1. The Client Request mechanism</a></span></dt> 69<dt><span class="sect1"><a href="manual-core-adv.html#manual-core-adv.wrapping">3.2. Function wrapping</a></span></dt> 70<dd><dl> 71<dt><span class="sect2"><a href="manual-core-adv.html#manual-core-adv.wrapping.example">3.2.1. A Simple Example</a></span></dt> 72<dt><span class="sect2"><a href="manual-core-adv.html#manual-core-adv.wrapping.specs">3.2.2. Wrapping Specifications</a></span></dt> 73<dt><span class="sect2"><a href="manual-core-adv.html#manual-core-adv.wrapping.semantics">3.2.3. Wrapping Semantics</a></span></dt> 74<dt><span class="sect2"><a href="manual-core-adv.html#manual-core-adv.wrapping.debugging">3.2.4. Debugging</a></span></dt> 75<dt><span class="sect2"><a href="manual-core-adv.html#manual-core-adv.wrapping.limitations-cf">3.2.5. Limitations - control flow</a></span></dt> 76<dt><span class="sect2"><a href="manual-core-adv.html#manual-core-adv.wrapping.limitations-sigs">3.2.6. Limitations - original function signatures</a></span></dt> 77<dt><span class="sect2"><a href="manual-core-adv.html#manual-core-adv.wrapping.examples">3.2.7. Examples</a></span></dt> 78</dl></dd> 79</dl></dd> 80<dt><span class="chapter"><a href="mc-manual.html">4. Memcheck: a memory error detector</a></span></dt> 81<dd><dl> 82<dt><span class="sect1"><a href="mc-manual.html#mc-manual.overview">4.1. Overview</a></span></dt> 83<dt><span class="sect1"><a href="mc-manual.html#mc-manual.errormsgs">4.2. Explanation of error messages from Memcheck</a></span></dt> 84<dd><dl> 85<dt><span class="sect2"><a href="mc-manual.html#mc-manual.badrw">4.2.1. Illegal read / Illegal write errors</a></span></dt> 86<dt><span class="sect2"><a href="mc-manual.html#mc-manual.uninitvals">4.2.2. Use of uninitialised values</a></span></dt> 87<dt><span class="sect2"><a href="mc-manual.html#mc-manual.bad-syscall-args">4.2.3. Use of uninitialised or unaddressable values in system 88 calls</a></span></dt> 89<dt><span class="sect2"><a href="mc-manual.html#mc-manual.badfrees">4.2.4. Illegal frees</a></span></dt> 90<dt><span class="sect2"><a href="mc-manual.html#mc-manual.rudefn">4.2.5. When a heap block is freed with an inappropriate deallocation 91function</a></span></dt> 92<dt><span class="sect2"><a href="mc-manual.html#mc-manual.overlap">4.2.6. Overlapping source and destination blocks</a></span></dt> 93<dt><span class="sect2"><a href="mc-manual.html#mc-manual.leaks">4.2.7. Memory leak detection</a></span></dt> 94</dl></dd> 95<dt><span class="sect1"><a href="mc-manual.html#mc-manual.options">4.3. Memcheck Command-Line Options</a></span></dt> 96<dt><span class="sect1"><a href="mc-manual.html#mc-manual.suppfiles">4.4. Writing suppression files</a></span></dt> 97<dt><span class="sect1"><a href="mc-manual.html#mc-manual.machine">4.5. Details of Memcheck's checking machinery</a></span></dt> 98<dd><dl> 99<dt><span class="sect2"><a href="mc-manual.html#mc-manual.value">4.5.1. Valid-value (V) bits</a></span></dt> 100<dt><span class="sect2"><a href="mc-manual.html#mc-manual.vaddress">4.5.2. Valid-address (A) bits</a></span></dt> 101<dt><span class="sect2"><a href="mc-manual.html#mc-manual.together">4.5.3. Putting it all together</a></span></dt> 102</dl></dd> 103<dt><span class="sect1"><a href="mc-manual.html#mc-manual.clientreqs">4.6. Client Requests</a></span></dt> 104<dt><span class="sect1"><a href="mc-manual.html#mc-manual.mempools">4.7. Memory Pools: describing and working with custom allocators</a></span></dt> 105<dt><span class="sect1"><a href="mc-manual.html#mc-manual.mpiwrap">4.8. Debugging MPI Parallel Programs with Valgrind</a></span></dt> 106<dd><dl> 107<dt><span class="sect2"><a href="mc-manual.html#mc-manual.mpiwrap.build">4.8.1. Building and installing the wrappers</a></span></dt> 108<dt><span class="sect2"><a href="mc-manual.html#mc-manual.mpiwrap.gettingstarted">4.8.2. Getting started</a></span></dt> 109<dt><span class="sect2"><a href="mc-manual.html#mc-manual.mpiwrap.controlling">4.8.3. Controlling the wrapper library</a></span></dt> 110<dt><span class="sect2"><a href="mc-manual.html#mc-manual.mpiwrap.limitations.functions">4.8.4. Functions</a></span></dt> 111<dt><span class="sect2"><a href="mc-manual.html#mc-manual.mpiwrap.limitations.types">4.8.5. Types</a></span></dt> 112<dt><span class="sect2"><a href="mc-manual.html#mc-manual.mpiwrap.writingwrappers">4.8.6. Writing new wrappers</a></span></dt> 113<dt><span class="sect2"><a href="mc-manual.html#mc-manual.mpiwrap.whattoexpect">4.8.7. What to expect when using the wrappers</a></span></dt> 114</dl></dd> 115</dl></dd> 116<dt><span class="chapter"><a href="cg-manual.html">5. Cachegrind: a cache and branch-prediction profiler</a></span></dt> 117<dd><dl> 118<dt><span class="sect1"><a href="cg-manual.html#cg-manual.overview">5.1. Overview</a></span></dt> 119<dt><span class="sect1"><a href="cg-manual.html#cg-manual.profile">5.2. Using Cachegrind, cg_annotate and cg_merge</a></span></dt> 120<dd><dl> 121<dt><span class="sect2"><a href="cg-manual.html#cg-manual.running-cachegrind">5.2.1. Running Cachegrind</a></span></dt> 122<dt><span class="sect2"><a href="cg-manual.html#cg-manual.outputfile">5.2.2. Output File</a></span></dt> 123<dt><span class="sect2"><a href="cg-manual.html#cg-manual.running-cg_annotate">5.2.3. Running cg_annotate</a></span></dt> 124<dt><span class="sect2"><a href="cg-manual.html#cg-manual.the-output-preamble">5.2.4. The Output Preamble</a></span></dt> 125<dt><span class="sect2"><a href="cg-manual.html#cg-manual.the-global">5.2.5. The Global and Function-level Counts</a></span></dt> 126<dt><span class="sect2"><a href="cg-manual.html#cg-manual.line-by-line">5.2.6. Line-by-line Counts</a></span></dt> 127<dt><span class="sect2"><a href="cg-manual.html#cg-manual.assembler">5.2.7. Annotating Assembly Code Programs</a></span></dt> 128<dt><span class="sect2"><a href="cg-manual.html#ms-manual.forkingprograms">5.2.8. Forking Programs</a></span></dt> 129<dt><span class="sect2"><a href="cg-manual.html#cg-manual.annopts.warnings">5.2.9. cg_annotate Warnings</a></span></dt> 130<dt><span class="sect2"><a href="cg-manual.html#cg-manual.annopts.things-to-watch-out-for">5.2.10. Unusual Annotation Cases</a></span></dt> 131<dt><span class="sect2"><a href="cg-manual.html#cg-manual.cg_merge">5.2.11. Merging Profiles with cg_merge</a></span></dt> 132<dt><span class="sect2"><a href="cg-manual.html#cg-manual.cg_diff">5.2.12. Differencing Profiles with cg_diff</a></span></dt> 133</dl></dd> 134<dt><span class="sect1"><a href="cg-manual.html#cg-manual.cgopts">5.3. Cachegrind Command-line Options</a></span></dt> 135<dt><span class="sect1"><a href="cg-manual.html#cg-manual.annopts">5.4. cg_annotate Command-line Options</a></span></dt> 136<dt><span class="sect1"><a href="cg-manual.html#cg-manual.diffopts">5.5. cg_diff Command-line Options</a></span></dt> 137<dt><span class="sect1"><a href="cg-manual.html#cg-manual.acting-on">5.6. Acting on Cachegrind's Information</a></span></dt> 138<dt><span class="sect1"><a href="cg-manual.html#cg-manual.sim-details">5.7. Simulation Details</a></span></dt> 139<dd><dl> 140<dt><span class="sect2"><a href="cg-manual.html#cache-sim">5.7.1. Cache Simulation Specifics</a></span></dt> 141<dt><span class="sect2"><a href="cg-manual.html#branch-sim">5.7.2. Branch Simulation Specifics</a></span></dt> 142<dt><span class="sect2"><a href="cg-manual.html#cg-manual.annopts.accuracy">5.7.3. Accuracy</a></span></dt> 143</dl></dd> 144<dt><span class="sect1"><a href="cg-manual.html#cg-manual.impl-details">5.8. Implementation Details</a></span></dt> 145<dd><dl> 146<dt><span class="sect2"><a href="cg-manual.html#cg-manual.impl-details.how-cg-works">5.8.1. How Cachegrind Works</a></span></dt> 147<dt><span class="sect2"><a href="cg-manual.html#cg-manual.impl-details.file-format">5.8.2. Cachegrind Output File Format</a></span></dt> 148</dl></dd> 149</dl></dd> 150<dt><span class="chapter"><a href="cl-manual.html">6. Callgrind: a call-graph generating cache and branch prediction profiler</a></span></dt> 151<dd><dl> 152<dt><span class="sect1"><a href="cl-manual.html#cl-manual.use">6.1. Overview</a></span></dt> 153<dd><dl> 154<dt><span class="sect2"><a href="cl-manual.html#cl-manual.functionality">6.1.1. Functionality</a></span></dt> 155<dt><span class="sect2"><a href="cl-manual.html#cl-manual.basics">6.1.2. Basic Usage</a></span></dt> 156</dl></dd> 157<dt><span class="sect1"><a href="cl-manual.html#cl-manual.usage">6.2. Advanced Usage</a></span></dt> 158<dd><dl> 159<dt><span class="sect2"><a href="cl-manual.html#cl-manual.dumps">6.2.1. Multiple profiling dumps from one program run</a></span></dt> 160<dt><span class="sect2"><a href="cl-manual.html#cl-manual.limits">6.2.2. Limiting the range of collected events</a></span></dt> 161<dt><span class="sect2"><a href="cl-manual.html#cl-manual.busevents">6.2.3. Counting global bus events</a></span></dt> 162<dt><span class="sect2"><a href="cl-manual.html#cl-manual.cycles">6.2.4. Avoiding cycles</a></span></dt> 163<dt><span class="sect2"><a href="cl-manual.html#cl-manual.forkingprograms">6.2.5. Forking Programs</a></span></dt> 164</dl></dd> 165<dt><span class="sect1"><a href="cl-manual.html#cl-manual.options">6.3. Callgrind Command-line Options</a></span></dt> 166<dd><dl> 167<dt><span class="sect2"><a href="cl-manual.html#cl-manual.options.creation">6.3.1. Dump creation options</a></span></dt> 168<dt><span class="sect2"><a href="cl-manual.html#cl-manual.options.activity">6.3.2. Activity options</a></span></dt> 169<dt><span class="sect2"><a href="cl-manual.html#cl-manual.options.collection">6.3.3. Data collection options</a></span></dt> 170<dt><span class="sect2"><a href="cl-manual.html#cl-manual.options.separation">6.3.4. Cost entity separation options</a></span></dt> 171<dt><span class="sect2"><a href="cl-manual.html#cl-manual.options.simulation">6.3.5. Simulation options</a></span></dt> 172<dt><span class="sect2"><a href="cl-manual.html#cl-manual.options.cachesimulation">6.3.6. Cache simulation options</a></span></dt> 173</dl></dd> 174<dt><span class="sect1"><a href="cl-manual.html#cl-manual.clientrequests">6.4. Callgrind specific client requests</a></span></dt> 175<dt><span class="sect1"><a href="cl-manual.html#cl-manual.callgrind_annotate-options">6.5. callgrind_annotate Command-line Options</a></span></dt> 176<dt><span class="sect1"><a href="cl-manual.html#cl-manual.callgrind_control-options">6.6. callgrind_control Command-line Options</a></span></dt> 177</dl></dd> 178<dt><span class="chapter"><a href="hg-manual.html">7. Helgrind: a thread error detector</a></span></dt> 179<dd><dl> 180<dt><span class="sect1"><a href="hg-manual.html#hg-manual.overview">7.1. Overview</a></span></dt> 181<dt><span class="sect1"><a href="hg-manual.html#hg-manual.api-checks">7.2. Detected errors: Misuses of the POSIX pthreads API</a></span></dt> 182<dt><span class="sect1"><a href="hg-manual.html#hg-manual.lock-orders">7.3. Detected errors: Inconsistent Lock Orderings</a></span></dt> 183<dt><span class="sect1"><a href="hg-manual.html#hg-manual.data-races">7.4. Detected errors: Data Races</a></span></dt> 184<dd><dl> 185<dt><span class="sect2"><a href="hg-manual.html#hg-manual.data-races.example">7.4.1. A Simple Data Race</a></span></dt> 186<dt><span class="sect2"><a href="hg-manual.html#hg-manual.data-races.algorithm">7.4.2. Helgrind's Race Detection Algorithm</a></span></dt> 187<dt><span class="sect2"><a href="hg-manual.html#hg-manual.data-races.errmsgs">7.4.3. Interpreting Race Error Messages</a></span></dt> 188</dl></dd> 189<dt><span class="sect1"><a href="hg-manual.html#hg-manual.effective-use">7.5. Hints and Tips for Effective Use of Helgrind</a></span></dt> 190<dt><span class="sect1"><a href="hg-manual.html#hg-manual.options">7.6. Helgrind Command-line Options</a></span></dt> 191<dt><span class="sect1"><a href="hg-manual.html#hg-manual.client-requests">7.7. Helgrind Client Requests</a></span></dt> 192<dt><span class="sect1"><a href="hg-manual.html#hg-manual.todolist">7.8. A To-Do List for Helgrind</a></span></dt> 193</dl></dd> 194<dt><span class="chapter"><a href="drd-manual.html">8. DRD: a thread error detector</a></span></dt> 195<dd><dl> 196<dt><span class="sect1"><a href="drd-manual.html#drd-manual.overview">8.1. Overview</a></span></dt> 197<dd><dl> 198<dt><span class="sect2"><a href="drd-manual.html#drd-manual.mt-progr-models">8.1.1. Multithreaded Programming Paradigms</a></span></dt> 199<dt><span class="sect2"><a href="drd-manual.html#drd-manual.pthreads-model">8.1.2. POSIX Threads Programming Model</a></span></dt> 200<dt><span class="sect2"><a href="drd-manual.html#drd-manual.mt-problems">8.1.3. Multithreaded Programming Problems</a></span></dt> 201<dt><span class="sect2"><a href="drd-manual.html#drd-manual.data-race-detection">8.1.4. Data Race Detection</a></span></dt> 202</dl></dd> 203<dt><span class="sect1"><a href="drd-manual.html#drd-manual.using-drd">8.2. Using DRD</a></span></dt> 204<dd><dl> 205<dt><span class="sect2"><a href="drd-manual.html#drd-manual.options">8.2.1. DRD Command-line Options</a></span></dt> 206<dt><span class="sect2"><a href="drd-manual.html#drd-manual.data-races">8.2.2. Detected Errors: Data Races</a></span></dt> 207<dt><span class="sect2"><a href="drd-manual.html#drd-manual.lock-contention">8.2.3. Detected Errors: Lock Contention</a></span></dt> 208<dt><span class="sect2"><a href="drd-manual.html#drd-manual.api-checks">8.2.4. Detected Errors: Misuse of the POSIX threads API</a></span></dt> 209<dt><span class="sect2"><a href="drd-manual.html#drd-manual.clientreqs">8.2.5. Client Requests</a></span></dt> 210<dt><span class="sect2"><a href="drd-manual.html#drd-manual.gnome">8.2.6. Debugging GNOME Programs</a></span></dt> 211<dt><span class="sect2"><a href="drd-manual.html#drd-manual.qt">8.2.7. Debugging Qt Programs</a></span></dt> 212<dt><span class="sect2"><a href="drd-manual.html#drd-manual.boost.thread">8.2.8. Debugging Boost.Thread Programs</a></span></dt> 213<dt><span class="sect2"><a href="drd-manual.html#drd-manual.openmp">8.2.9. Debugging OpenMP Programs</a></span></dt> 214<dt><span class="sect2"><a href="drd-manual.html#drd-manual.cust-mem-alloc">8.2.10. DRD and Custom Memory Allocators</a></span></dt> 215<dt><span class="sect2"><a href="drd-manual.html#drd-manual.drd-versus-memcheck">8.2.11. DRD Versus Memcheck</a></span></dt> 216<dt><span class="sect2"><a href="drd-manual.html#drd-manual.resource-requirements">8.2.12. Resource Requirements</a></span></dt> 217<dt><span class="sect2"><a href="drd-manual.html#drd-manual.effective-use">8.2.13. Hints and Tips for Effective Use of DRD</a></span></dt> 218</dl></dd> 219<dt><span class="sect1"><a href="drd-manual.html#drd-manual.Pthreads">8.3. Using the POSIX Threads API Effectively</a></span></dt> 220<dd><dl> 221<dt><span class="sect2"><a href="drd-manual.html#drd-manual.mutex-types">8.3.1. Mutex types</a></span></dt> 222<dt><span class="sect2"><a href="drd-manual.html#drd-manual.condvar">8.3.2. Condition variables</a></span></dt> 223<dt><span class="sect2"><a href="drd-manual.html#drd-manual.pctw">8.3.3. pthread_cond_timedwait and timeouts</a></span></dt> 224</dl></dd> 225<dt><span class="sect1"><a href="drd-manual.html#drd-manual.limitations">8.4. Limitations</a></span></dt> 226<dt><span class="sect1"><a href="drd-manual.html#drd-manual.feedback">8.5. Feedback</a></span></dt> 227</dl></dd> 228<dt><span class="chapter"><a href="ms-manual.html">9. Massif: a heap profiler</a></span></dt> 229<dd><dl> 230<dt><span class="sect1"><a href="ms-manual.html#ms-manual.overview">9.1. Overview</a></span></dt> 231<dt><span class="sect1"><a href="ms-manual.html#ms-manual.using">9.2. Using Massif and ms_print</a></span></dt> 232<dd><dl> 233<dt><span class="sect2"><a href="ms-manual.html#ms-manual.anexample">9.2.1. An Example Program</a></span></dt> 234<dt><span class="sect2"><a href="ms-manual.html#ms-manual.running-massif">9.2.2. Running Massif</a></span></dt> 235<dt><span class="sect2"><a href="ms-manual.html#ms-manual.running-ms_print">9.2.3. Running ms_print</a></span></dt> 236<dt><span class="sect2"><a href="ms-manual.html#ms-manual.theoutputpreamble">9.2.4. The Output Preamble</a></span></dt> 237<dt><span class="sect2"><a href="ms-manual.html#ms-manual.theoutputgraph">9.2.5. The Output Graph</a></span></dt> 238<dt><span class="sect2"><a href="ms-manual.html#ms-manual.thesnapshotdetails">9.2.6. The Snapshot Details</a></span></dt> 239<dt><span class="sect2"><a href="ms-manual.html#ms-manual.forkingprograms">9.2.7. Forking Programs</a></span></dt> 240<dt><span class="sect2"><a href="ms-manual.html#ms-manual.not-measured">9.2.8. Measuring All Memory in a Process</a></span></dt> 241<dt><span class="sect2"><a href="ms-manual.html#ms-manual.acting">9.2.9. Acting on Massif's Information</a></span></dt> 242</dl></dd> 243<dt><span class="sect1"><a href="ms-manual.html#ms-manual.options">9.3. Massif Command-line Options</a></span></dt> 244<dt><span class="sect1"><a href="ms-manual.html#ms-manual.clientreqs">9.4. Massif Client Requests</a></span></dt> 245<dt><span class="sect1"><a href="ms-manual.html#ms-manual.ms_print-options">9.5. ms_print Command-line Options</a></span></dt> 246<dt><span class="sect1"><a href="ms-manual.html#ms-manual.fileformat">9.6. Massif's Output File Format</a></span></dt> 247</dl></dd> 248<dt><span class="chapter"><a href="dh-manual.html">10. DHAT: a dynamic heap analysis tool</a></span></dt> 249<dd><dl> 250<dt><span class="sect1"><a href="dh-manual.html#dh-manual.overview">10.1. Overview</a></span></dt> 251<dt><span class="sect1"><a href="dh-manual.html#dh-manual.understanding">10.2. Understanding DHAT's output</a></span></dt> 252<dd><dl> 253<dt><span class="sect2"><a href="dh-manual.html#id534558">10.2.1. Interpreting the max-live, tot-alloc and deaths fields</a></span></dt> 254<dt><span class="sect2"><a href="dh-manual.html#id534260">10.2.2. Interpreting the acc-ratios fields</a></span></dt> 255<dt><span class="sect2"><a href="dh-manual.html#id534998">10.2.3. Interpreting "Aggregated access counts by offset" data</a></span></dt> 256</dl></dd> 257<dt><span class="sect1"><a href="dh-manual.html#dh-manual.options">10.3. DHAT Command-line Options</a></span></dt> 258</dl></dd> 259<dt><span class="chapter"><a href="pc-manual.html">11. Ptrcheck: an experimental heap, stack and global array overrun detector</a></span></dt> 260<dd><dl> 261<dt><span class="sect1"><a href="pc-manual.html#pc-manual.overview">11.1. Overview</a></span></dt> 262<dt><span class="sect1"><a href="pc-manual.html#pc-manual.options">11.2. Ptrcheck Command-line Options</a></span></dt> 263<dt><span class="sect1"><a href="pc-manual.html#pc-manual.how-works.heap-checks">11.3. How Ptrcheck Works: Heap Checks</a></span></dt> 264<dt><span class="sect1"><a href="pc-manual.html#pc-manual.how-works.sg-checks">11.4. How Ptrcheck Works: Stack and Global Checks</a></span></dt> 265<dt><span class="sect1"><a href="pc-manual.html#pc-manual.cmp-w-memcheck">11.5. Comparison with Memcheck</a></span></dt> 266<dt><span class="sect1"><a href="pc-manual.html#pc-manual.limitations">11.6. Limitations</a></span></dt> 267<dt><span class="sect1"><a href="pc-manual.html#pc-manual.todo-user-visible">11.7. Still To Do: User-visible Functionality</a></span></dt> 268<dt><span class="sect1"><a href="pc-manual.html#pc-manual.todo-implementation">11.8. Still To Do: Implementation Tidying</a></span></dt> 269</dl></dd> 270<dt><span class="chapter"><a href="bbv-manual.html">12. BBV: an experimental basic block vector generation tool</a></span></dt> 271<dd><dl> 272<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.overview">12.1. Overview</a></span></dt> 273<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.quickstart">12.2. Using Basic Block Vectors to create SimPoints</a></span></dt> 274<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.usage">12.3. BBV Command-line Options</a></span></dt> 275<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.fileformat">12.4. Basic Block Vector File Format</a></span></dt> 276<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.implementation">12.5. Implementation</a></span></dt> 277<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.threadsupport">12.6. Threaded Executable Support</a></span></dt> 278<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.validation">12.7. Validation</a></span></dt> 279<dt><span class="sect1"><a href="bbv-manual.html#bbv-manual.performance">12.8. Performance</a></span></dt> 280</dl></dd> 281<dt><span class="chapter"><a href="lk-manual.html">13. Lackey: an example tool</a></span></dt> 282<dd><dl> 283<dt><span class="sect1"><a href="lk-manual.html#lk-manual.overview">13.1. Overview</a></span></dt> 284<dt><span class="sect1"><a href="lk-manual.html#lk-manual.options">13.2. Lackey Command-line Options</a></span></dt> 285</dl></dd> 286<dt><span class="chapter"><a href="nl-manual.html">14. Nulgrind: the minimal Valgrind tool</a></span></dt> 287<dd><dl><dt><span class="sect1"><a href="nl-manual.html#ms-manual.overview">14.1. Overview</a></span></dt></dl></dd> 288</dl> 289</div> 290</div> 291<div> 292<br><table class="nav" width="100%" cellspacing="3" cellpadding="2" border="0" summary="Navigation footer"> 293<tr> 294<td rowspan="2" width="40%" align="left"> 295<a accesskey="p" href="quick-start.html"><<�The Valgrind Quick Start Guide</a>�</td> 296<td width="20%" align="center"><a accesskey="u" href="index.html">Up</a></td> 297<td rowspan="2" width="40%" align="right">�<a accesskey="n" href="manual-intro.html">1.�Introduction�>></a> 298</td> 299</tr> 300<tr><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td></tr> 301</table> 302</div> 303</body> 304</html> 305
