<div dir="ltr">Thank you for the follow-up - this is a good reference.<div><br></div><div>Jake</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Nov 2, 2016 at 10:53 AM, manik sheeri <span dir="ltr"><<a href="mailto:sheeri185adidam@gmail.com" target="_blank">sheeri185adidam@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">I was able to resolve this issue.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">I had to add <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">nvidia</code> device nodes in the <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">lxc container</code> config file.</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">lxc.cgroup.devices.allow = c 195:* rwm
lxc.mount.entry = /dev/nvidia0 dev/nvidia0 none bind,optional,create=file
lxc.mount.entry = /dev/nvidiactl dev/nvidiactl none bind,optional,create=file
lxc.mount.entry = /dev/nvidia-modeset dev/nvidia-modeset none bind,optional,create=file</code></pre><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Nov 2, 2016 at 5:00 AM, <span dir="ltr"><<a href="mailto:lxc-users-request@lists.linuxcontainers.org" target="_blank">lxc-users-request@lists.<wbr>linuxcontainers.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">Send lxc-users mailing list submissions to<br>
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<br>Today's Topics:<br>
<br>
1. not able to run glxdemo from inside lxc container (manik sheeri)<br>
2. Error in playing a sound using ALSA inside LXC container<br>
(manik sheeri)<div><div class="h5"><br>
<br><br>---------- Forwarded message ----------<br>From: manik sheeri <<a href="mailto:sheeri185adidam@gmail.com" target="_blank">sheeri185adidam@gmail.com</a>><br>To: <a href="mailto:lxc-users@lists.linuxcontainers.org" target="_blank">lxc-users@lists.<wbr>linuxcontainers.org</a><br>Cc: <br>Date: Tue, 1 Nov 2016 14:09:06 -0700<br>Subject: [lxc-users] not able to run glxdemo from inside lxc container<br><div dir="ltr"><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">I have created <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">lxc</code> container of our custom toolchain that has many packages. Related to graphics, I have installed <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">nvidia 367.27</code> driver using the nvidia installer inside this container(called <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">mk7icontainer</code><wbr>)</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">The nvidia driver libraries/binaries are installed at path <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">/usr/share/nvidia</code> path inside this container.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">I have also installed <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">mesa</code> installed in path <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">/usr</code> inside container.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">I compiled the <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">glxdemo</code> source code using the command as:</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">gcc -g glxdemo.c -Wl,--rpath-link,/usr/share/nv<wbr>idia/lib -Wl,-rpath,/usr/share/nvidia/l<wbr>ib \
-Wl,--rpath-link,/usr/share/nv<wbr>idia/lib/tls -Wl,-rpath,/usr/share/nvidia/l<wbr>ib/tls \
-Wl,--rpath-link,/usr/share/nv<wbr>idia/lib/vdpau -Wl,-rpath,/usr/share/nvidia/l<wbr>ib/vdpau \
-Wl,--rpath-link,/usr/share/nv<wbr>idia/lib/xorg/modules -Wl,-rpath,/usr/share/nvidia/l<wbr>ib/xorg/modules \
-Wl,--rpath-link,/usr/share/nv<wbr>idia/lib/xorg/modules/drivers -Wl,-rpath,/usr/share/nvidia/l<wbr>ib/xorg/modules/drivers \
-Wl,--rpath-link,/usr/share/nv<wbr>idia/lib/xorg/modules/extensio<wbr>ns -Wl,-rpath,/usr/share/nvidia/l<wbr>ib/xorg/modules/extensions -lX11 -lGL -lGLU -lglut -lm -o glxdemo</code></pre><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px"><br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">Inside the container, I have</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">DISPLAY=":0"
XAUTHORITY=/root/.Xauthority
</code></pre><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">I am starting the <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">bash</code> in the container using below command:</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">sudo lxc-attach -n mk7icontainer --clear-env -- /usr/bin/bash
</code></pre><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">My host machine is running <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">Ubuntu 16.0.4</code> and I installed the same <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">nvidia 367.27</code> driver using its installer. It is running fine. I can even run <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">glxdemo</code> on host machine without any issues.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">However, when I try to run <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">glxdemo</code> inside the container ( compiled using above mentioned command), I get the following error:</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">X Error of failed request: BadValue (integer parameter out of range for operation)
Major opcode of failed request: 154 (GLX)
Minor opcode of failed request: 3 (X_GLXCreateContext)
Value in failed request: 0x0
Serial number of failed request: 24
Current serial number in output stream: 25
</code></pre><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">anyone got any idea what is wrong here?</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px"><br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px"><br></p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">Source code for <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">glxdemo</code> is :<br></p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">#include <GL/gl.h>
#include <GL/glx.h>
#include <stdio.h>
#include <stdlib.h>
static void redraw( Display *dpy, Window w )
{
printf("Redraw event\n");
glClear( GL_COLOR_BUFFER_BIT );
glColor3f( 1.0, 1.0, 0.0 );
glRectf( -0.8, -0.8, 0.8, 0.8 );
glXSwapBuffers( dpy, w );
}
static void resize( unsigned int width, unsigned int height )
{
printf("Resize event\n");
glViewport( 0, 0, width, height );
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
glOrtho( -1.0, 1.0, -1.0, 1.0, -1.0, 1.0 );
}
static Window make_rgb_db_window( Display *dpy,
unsigned int width, unsigned int height )
{
int attrib[] = { GLX_RGBA,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DOUBLEBUFFER,
None };
int scrnum;
XSetWindowAttributes attr;
unsigned long mask;
Window root;
Window win;
GLXContext ctx;
XVisualInfo *visinfo;
scrnum = DefaultScreen( dpy );
root = RootWindow( dpy, scrnum );
visinfo = glXChooseVisual( dpy, scrnum, attrib );
if (!visinfo) {
printf("Error: couldn't get an RGB, Double-buffered visual\n");
exit(1);
}
/* window attributes */
attr.background_pixel = 0;
attr.border_pixel = 0;
attr.colormap = XCreateColormap( dpy, root, visinfo->visual, AllocNone);
attr.event_mask = StructureNotifyMask | ExposureMask;
mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
win = XCreateWindow( dpy, root, 0, 0, width, height,
0, visinfo->depth, InputOutput,
visinfo->visual, mask, &attr );
printf("\n XCreateWindow successfull \n");
ctx = glXCreateContext( dpy, visinfo, NULL, True );
if (!ctx) {
printf("Error: glXCreateContext failed\n");
exit(1);
}
printf("\n glXCreateContext successfull \n");
glXMakeCurrent( dpy, win, ctx );
return win;
}
static void event_loop( Display *dpy )
{
XEvent event;
while (1) {
XNextEvent( dpy, &event );
switch (event.type) {
case Expose:
redraw( dpy, event.xany.window );
break;
case ConfigureNotify:
resize( event.xconfigure.width, event.xconfigure.height );
break;
}
}
}
int main( int argc, char *argv[] )
{
Display *dpy;
Window win;
dpy = XOpenDisplay(NULL);
if(!dpy)
{
printf("\nError in XOpenDisplay\n");
}
printf("\nXOpenDisplay successfull\n");
win = make_rgb_db_window( dpy, 300, 300 );
printf("\nmake_rgb_db_window successfull \n");
glShadeModel( GL_FLAT );
glClearColor( 0.5, 0.5, 0.5, 1.0 );
XMapWindow( dpy, win );
event_loop( dpy );
return 0;
}</code></pre></div>
<br><br></div></div>---------- Forwarded message ----------<br>From: manik sheeri <<a href="mailto:sheeri185adidam@gmail.com" target="_blank">sheeri185adidam@gmail.com</a>><br>To: <a href="mailto:lxc-users@lists.linuxcontainers.org" target="_blank">lxc-users@lists.<wbr>linuxcontainers.org</a><br>Cc: <br>Date: Tue, 1 Nov 2016 17:51:26 -0700<br>Subject: [lxc-users] Error in playing a sound using ALSA inside LXC container<br><div dir="ltr"><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">I am using host <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">Ubuntu 16.0.4</code> system to run my lxc container. I uninstalled <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">pulseaudio</code> as I wanted to use ALSA directly.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">After uninstalling pulseaudio from the host machine, I was able to play sounds using the command like one below(on host machine):</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">aplay /usr/share/sounds/alsa/Rear_Ri<wbr>ght.wav
</code></pre><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">Inside the <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">lxc container</code>, I have installed <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">alsa libs</code> and <code style="margin:0px;padding:1px 5px;border:0px;font-size:13px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:pre-wrap;background-color:rgb(239,240,241)">alsa utils</code>. When I use the same command as above inside the container, I get the following errors:</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">ALSA lib confmisc.c:768:(parse_card) cannot find card '0'
ALSA lib conf.c:4248:(_snd_config_evalu<wbr>ate) function snd_func_card_driver returned error: No such file or directory
ALSA lib confmisc.c:392:(snd_func_conca<wbr>t) error evaluating strings
ALSA lib conf.c:4248:(_snd_config_evalu<wbr>ate) function snd_func_concat returned error: No such file or directory
ALSA lib confmisc.c:1251:(snd_func_refe<wbr>r) error evaluating name
ALSA lib conf.c:4248:(_snd_config_evalu<wbr>ate) function snd_func_refer returned error: No such file or directory
ALSA lib conf.c:4727:(snd_config_expand<wbr>) Evaluate error: No such file or directory
ALSA lib pcm.c:2239:(snd_pcm_open_noupd<wbr>ate) Unknown PCM default
aplay: main:654: audio open error: No such file or directory</code></pre><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:15px;clear:both;color:rgb(17,17,17);font-family:ubuntu,arial,'libra sans',sans-serif;line-height:19.5px">The sound devices inside container are:</p><pre style="margin-top:0px;padding:5px;border:0px;font-size:13px;width:auto;max-height:600px;overflow:auto;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;word-wrap:normal;color:rgb(17,17,17);background-color:rgb(239,240,241)"><code style="margin:0px;padding:0px;border:0px;font-family:consolas,menlo,monaco,'lucida console','liberation mono','dejavu sans mono','bitstream vera sans mono','courier new',monospace,sans-serif;white-space:inherit">bash-4.2# ls -al /dev/snd/*
crw-rw---- 1 root 29 116, 5 Nov 1 17:21 /dev/snd/controlC0
crw-rw---- 1 root 29 116, 2 Nov 1 17:21 /dev/snd/controlC1
crw-rw---- 1 root 29 116, 10 Nov 1 17:21 /dev/snd/controlC2
crw-rw---- 1 root 29 116, 9 Nov 1 17:21 /dev/snd/hwC0D0
crw-rw---- 1 root 29 116, 13 Nov 1 17:21 /dev/snd/hwC2D0
crw-rw---- 1 root 29 116, 6 Nov 1 17:21 /dev/snd/pcmC0D3p
crw-rw---- 1 root 29 116, 7 Nov 1 17:21 /dev/snd/pcmC0D7p
crw-rw---- 1 root 29 116, 8 Nov 1 17:21 /dev/snd/pcmC0D8p
crw-rw---- 1 root 29 116, 4 Nov 1 17:21 /dev/snd/pcmC1D0c
crw-rw---- 1 root 29 116, 3 Nov 1 17:27 /dev/snd/pcmC1D0p
crw-rw---- 1 root 29 116, 11 Nov 1 17:21 /dev/snd/pcmC2D3p
crw-rw---- 1 root 29 116, 12 Nov 1 17:21 /dev/snd/pcmC2D7p
crw-rw---- 1 root 29 116, 1 Nov 1 17:21 /dev/snd/seq
crw-rw---- 1 root 29 116, 33 Nov 1 17:21 /dev/snd/timer
/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root 60 Nov 1 17:21 .
drwxr-xr-x 4 root root 360 Nov 1 17:21 ..
lrwxrwxrwx 1 root root 12 Nov 1 17:21 usb-126c_4.1_amplifier-00 -> ../controlC1
/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 100 Nov 1 17:21 .
drwxr-xr-x 4 root root 360 Nov 1 17:21 ..
lrwxrwxrwx 1 root root 12 Nov 1 17:21 pci-0000:00:03.0 -> ../controlC0
lrwxrwxrwx 1 root root 12 Nov 1 17:21 pci-0000:00:14.0-usb-0:5:1.0 -> ../controlC1
lrwxrwxrwx 1 root root 12 Nov 1 17:21 pci-0000:01:00.1 -> ../controlC2</code></pre></div>
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