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语法高亮，滚动条美化，设置页面调整

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fofolee
2019-04-19 02:41:09 +08:00
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docs/linux/pstack.html
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@@ -5,7 +5,7 @@
<p>命令软件包下载地址：https://packages.debian.org/sid/pstack</p>
<h3 id="实例">实例</h3>
<p>pstree以树结构显示进程</p>
<pre><code>pstree -p work | grep ad
<pre><code class="language-bash">pstree -p work | grep ad
sshd(22669)---bash(22670)---ad_preprocess(4551)-+-{ad_preprocess}(4552)
|-{ad_preprocess}(4553)
|-{ad_preprocess}(4554)
@@ -13,7 +13,7 @@ sshd(22669)---bash(22670)---ad_preprocess(4551)-+-{ad_preprocess}(4552)
|-{ad_preprocess}(4556)
`-{ad_preprocess}(4557)</code></pre>
<p>work为工作用户，-p为显示进程识别码，ad_preprocess共启动了6个子线程，加上主线程共7个线程。</p>
<pre><code>ps -Lf 4551
<pre><code class="language-bash">ps -Lf 4551
UID PID PPID LWP C NLWP STIME TTY stat time CMD
work 4551 22670 4551 2 7 16:30 pts/2 Sl+ 0:02 ./ad_preprocess
work 4551 22670 4552 0 7 16:30 pts/2 Sl+ 0:00 ./ad_preprocess
@@ -24,7 +24,7 @@ work 4551 22670 4556 0 7 16:30 pts/2 Sl+ 0:00 ./ad_preprocess
work 4551 22670 4557 0 7 16:30 pts/2 Sl+ 0:00 ./ad_preprocess</code></pre>
<p>进程共启动了7个线程</p>
<p>pstack显示每个进程的栈跟踪：</p>
<pre><code>pstack 4551
<pre><code class="language-bash">pstack 4551
Thread 7 (Thread 1084229984 (LWP 4552)):
#0 0x000000302afc63dc in epoll_wait () from /lib64/tls/libc.so.6
#1 0x00000000006f0730 in ub::EPollEx::poll ()