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authorjohannst <johannst@users.noreply.github.com>2020-03-17 22:48:49 +0000
committerjohannst <johannst@users.noreply.github.com>2020-03-17 22:48:49 +0000
commit2a064a9d1bbb8de6ce489b685cce026eee167cd2 (patch)
tree123cdb825636f0bfe98ef152ace16eb8b3ae2647 /strace.html
parent21e8db012f8c46f75e43a40da3f3e2676363c291 (diff)
downloadnotes-2a064a9d1bbb8de6ce489b685cce026eee167cd2.tar.gz
notes-2a064a9d1bbb8de6ce489b685cce026eee167cd2.zip
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<nav id="sidebar" class="sidebar" aria-label="Table of contents">
<div id="sidebar-scrollbox" class="sidebar-scrollbox">
- <ol class="chapter"><li class="expanded "><a href="ld.so.html"><strong aria-hidden="true">1.</strong> ld.so</a></li><li class="expanded "><a href="git.html"><strong aria-hidden="true">2.</strong> git</a></li><li class="expanded "><a href="gdb.html"><strong aria-hidden="true">3.</strong> gdb</a></li><li class="expanded "><a href="radare2.html"><strong aria-hidden="true">4.</strong> radare2</a></li><li class="expanded "><a href="emacs.html"><strong aria-hidden="true">5.</strong> emacs</a></li><li class="expanded "><a href="fish.html"><strong aria-hidden="true">6.</strong> fish</a></li><li class="expanded "><a href="strace.html" class="active"><strong aria-hidden="true">7.</strong> strace</a></li><li class="expanded "><a href="lsof.html"><strong aria-hidden="true">8.</strong> lsof</a></li><li class="expanded "><a href="pidstat.html"><strong aria-hidden="true">9.</strong> pidstat</a></li><li class="expanded "><a href="time.html"><strong aria-hidden="true">10.</strong> time</a></li><li class="expanded "><a href="pmap.html"><strong aria-hidden="true">11.</strong> pmap</a></li><li class="expanded "><a href="pstack.html"><strong aria-hidden="true">12.</strong> pstack</a></li><li class="expanded "><a href="perf.html"><strong aria-hidden="true">13.</strong> perf</a></li><li class="expanded "><a href="oprofile.html"><strong aria-hidden="true">14.</strong> OProfile</a></li><li class="expanded "><a href="od.html"><strong aria-hidden="true">15.</strong> od</a></li><li class="expanded "><a href="xxd.html"><strong aria-hidden="true">16.</strong> xxd</a></li><li class="expanded "><a href="readelf.html"><strong aria-hidden="true">17.</strong> readelf</a></li><li class="expanded "><a href="objdump.html"><strong aria-hidden="true">18.</strong> objdump</a></li><li class="expanded "><a href="nm.html"><strong aria-hidden="true">19.</strong> nm</a></li><li class="expanded "><a href="c++filt.html"><strong aria-hidden="true">20.</strong> c++filt</a></li></ol>
+ <ol class="chapter"><li class="expanded "><a href="ld.so.html"><strong aria-hidden="true">1.</strong> ld.so</a></li><li class="expanded "><a href="git.html"><strong aria-hidden="true">2.</strong> git</a></li><li class="expanded "><a href="awk.html"><strong aria-hidden="true">3.</strong> awk</a></li><li class="expanded "><a href="gdb.html"><strong aria-hidden="true">4.</strong> gdb</a></li><li class="expanded "><a href="radare2.html"><strong aria-hidden="true">5.</strong> radare2</a></li><li class="expanded "><a href="emacs.html"><strong aria-hidden="true">6.</strong> emacs</a></li><li class="expanded "><a href="fish.html"><strong aria-hidden="true">7.</strong> fish</a></li><li class="expanded "><a href="strace.html" class="active"><strong aria-hidden="true">8.</strong> strace</a></li><li class="expanded "><a href="lsof.html"><strong aria-hidden="true">9.</strong> lsof</a></li><li class="expanded "><a href="pidstat.html"><strong aria-hidden="true">10.</strong> pidstat</a></li><li class="expanded "><a href="time.html"><strong aria-hidden="true">11.</strong> time</a></li><li class="expanded "><a href="pgrep.html"><strong aria-hidden="true">12.</strong> pgrep</a></li><li class="expanded "><a href="pstack.html"><strong aria-hidden="true">13.</strong> pstack</a></li><li class="expanded "><a href="pstack.html"><strong aria-hidden="true">14.</strong> pstack</a></li><li class="expanded "><a href="perf.html"><strong aria-hidden="true">15.</strong> perf</a></li><li class="expanded "><a href="oprofile.html"><strong aria-hidden="true">16.</strong> OProfile</a></li><li class="expanded "><a href="od.html"><strong aria-hidden="true">17.</strong> od</a></li><li class="expanded "><a href="xxd.html"><strong aria-hidden="true">18.</strong> xxd</a></li><li class="expanded "><a href="readelf.html"><strong aria-hidden="true">19.</strong> readelf</a></li><li class="expanded "><a href="objdump.html"><strong aria-hidden="true">20.</strong> objdump</a></li><li class="expanded "><a href="nm.html"><strong aria-hidden="true">21.</strong> nm</a></li><li class="expanded "><a href="c++filt.html"><strong aria-hidden="true">22.</strong> c++filt</a></li></ol>
</div>
<div id="sidebar-resize-handle" class="sidebar-resize-handle"></div>
</nav>
@@ -152,7 +152,7 @@
<pre><code class="language-markdown">strace [opts] [prg]
-f .......... follow child processes on fork(2)
-p &lt;pid&gt; .... attach to running process
- -s &lt;size&gt; ... max string size (default: 32)
+ -s &lt;size&gt; ... max string size, truncate of longer (default: 32)
-e &lt;expr&gt; ... expression for trace filtering
-o &lt;file&gt; ... log output into &lt;file&gt;
-c .......... dump syscall statitics at the end
@@ -165,11 +165,11 @@
signal ..................... trace signals delivered to the process
</code></pre>
<h1><a class="header" href="#examples" id="examples">Examples</a></h1>
-<p>Trace <code>'open &amp; socket</code> syscalls for a running process + childs.</p>
-<pre><code class="language-markdown">strace -f -p &lt;pid&gt; -e trace=open,socket
+<p>Trace <code>open(2)</code> &amp; <code>socket(2)</code> syscalls for a running process + child processes:</p>
+<pre><code class="language-markdown">strace -f -e trace=open,socket -p &lt;pid&gt;
</code></pre>
-<p>Trace signals delivered to a running process.</p>
-<pre><code class="language-markdown">strace -f -p &lt;pid&gt; -e signal
+<p>Trace signals delivered to a running process:</p>
+<pre><code class="language-markdown">strace -f -e signal -p &lt;pid&gt;
</code></pre>
</main>