Questions specifically about Linux but not specific to a particular distribution. If the question could apply to any Unix-like system, specify your Linux distribution in the body of your question but do not use the /linux tag.

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2
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0answers
81 views

Top forest view with filter, can I include all children?

If I'm using top in "forest" mode (V) and I restrict by PID (o PID=12345), can I also get top to show all the child processes in the same view? Ubuntu, top from procps-ng version 3.3.9
2
votes
0answers
26 views

Defining Languages Available at boot - LiveCD

I am trying to create a refined version of the buggy uck for customizing Ubuntu LiveCD ISO, here it is if you're interested in helping. NOTE: The process is straight-forward, except when customizing ...
2
votes
0answers
53 views

Possibile sources of 5us-20us latency gap when sending long block of of serial data to tty device?

I have a trivial C program that just sends a large block of data out the serial port at a fast baud rate. When looking at the bits actually coming out of the port, I see that there is a almost always ...
2
votes
0answers
304 views

Cannot mount second 1TB harddrive in Linux, works fine in Windows 8.1

So I have this problem with my second hard-drive that I have been trying to fix for quite awhile now with no luck. I have searched around to try to find solutions to my problem but nothing seemed to ...
2
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0answers
244 views

Change color balance on Intel Graphics

My laptop has some screen or cable problem, because of which the screen is all pink colour. In Windows I use my Graphic Card configuration software to change the screen colours mixing colour channels ...
2
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0answers
40 views

How to set up networking on a per-user basis?

I would like to set up access to corporate VPN for just my user account on my computer; not for the other accounts and certainly not for the guest user. To achieve this, I presume, I need to ...
2
votes
0answers
130 views

how to migrate a squashfs system to another filesystem that's read/write

Well, basically what i want to do is copy all of my router's files (even the dev file (because i'm running busybox)) to my usb flash drive and let my router by default boot from the usb device. it ...
2
votes
0answers
229 views

Focusrite Scarlett on Linux input mapping?

Does anyone use these interfaces on Linux? If so, how do the inputs map (e. g. with ALSA/PulseAudio)? E. g. the Scarlett 6i6 has the following connections. Inputs: 2x symmetric XLR inputs (one for ...
2
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0answers
173 views

HTTP request failed after listening on multiple ports or after enabling SSL Module on my Linux Board

I have one custom Linux board on which I want to run apache web server to test HTML and other web based services. I have configured, cross compiled and installed default httpd (2.2.24, 2.4.1, 2.4.4 ...
2
votes
0answers
2k views

Vagrant: failed to mount nfs shared folder (mount.nfs: Operation not permitted)

Vagrant throws error message: ==> default: Mounting NFS shared folders... mount -o 'vers=3,udp' 192.168.33.1:'/home/xxx/vagrant/www' /home/www mount.nfs: Operation not permitted ssh to the ...
2
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0answers
131 views

Mails from my server goes directly to spam

I am running an ubuntu server with plesk panel, Mails sent from this server goes directly to spam folder. All records seems perfect like spf, DKIM, Domain key, PTR etc.. I'm really stuck with this. I ...
2
votes
0answers
111 views

LXDM login doesn't work

I installed Arch Linux on VirtualBox. As a login manager, I've chosen LXDM and XFCE for the window manager. I've set /usr/bin/startxfce4 as the session in etc/lxdm/lxdm.conf. The problem is that ...
2
votes
0answers
57 views

Last data traffic time for a TCP socket

Is it possible, to find out when was the last time there was any traffic on an opened TCP socket? Keepalive and timeout timers are based on this statistic, so I guess it has to be stored somewhere. ...
2
votes
0answers
834 views

Forced reread of partition table: difference between BLKRRPART and BLKPG ioctl? (Linux)

When I want Linux to consider newly created partitions without rebooting, I have several tools available to force a refresh of the kernel "partition cache": partx -va /dev/sdX kpartx -va /dev/sdX ...
2
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0answers
3k views

Mounting NTFS Drives in Linux Mint

My laptop is an Aspire E1 -431. When I installed Linux Mint 15 and 17, I found that the NTFS drives cannot be mounted: Error mounting /dev/sda3 at /media/kutti/BE6C20D66C208B6B: Command-line `mount ...
2
votes
0answers
522 views

Dual boot Solaris and Linux

I have a laptop running Oracle Solaris and Gentoo Linux. First I installed Gentoo Linux. I used GPT partitioning scheme. In order to boot Gentoo Linux I have GRUB 2. Then I installed Solaris 11.1. ...
2
votes
0answers
239 views

How to use a dongle as HotSpot on Linux?

I'm running Linux on a virtual machine on MAC OS. Currently, I've written a script to use a dongle to connect to a WiFi network and use web services. Now, I am looking to use my dongle as a WiFi ...
2
votes
0answers
137 views

Reduce cache size of flash storage devices

For various benefits Linux uses a memory cache for writes to removable stogare devices like memory sticks. This cache seems to be quite large on my system, which leads to some annoying behavior. For ...
2
votes
0answers
334 views

Problem booting using Live USB on MAC

I have tried creating a bootable Linux USB that i want to use on MacBook Pro 2013. I used 'MAC Linux USB Loader' to do that. Linux distros I tried it with: Slack puppy and DSL (Damn small linux) ...
2
votes
0answers
79 views

Scripts cannot run simultaneously on startup

I want two scripts (Server_drive, Server_video_boot) running on startup, but there is conflict between them. Specifically, there is always running the script with the lower priority. I tried with many ...
2
votes
0answers
2k views

Creating multicast join for tcpdump captures

I want to write a linux shell script which will capture specific multicast traffic. Specific as in, I want to create a pcap file that has all the traffic for one specific multicast group/port. Here ...
2
votes
0answers
294 views

Android w/ Glibc stack, how can I set-up audio w/ nvlc? Is it possible with ALSA(Debian)?

With the help of the book "Embedded Android" by Karim Yaghmour I managed to learn enough about Android's build process last fall. With enough fiddling around and Google'ing I learned a sufficient ...
2
votes
0answers
2k views

Red Hat with rpc.statd is not running and can't start nfslock

I try to mount from Linux machine to some folder on a Windows machine. From the output I see that mount complains about rpc.statd. So I tried to start the nfslock but I got FAILED. Then I look on ...
2
votes
0answers
247 views

Ran out of inodes on NFS

I have a RHEL 6 box with an NFS mount, mounted using autofs. I copied a big folder, with a lot of small files there, and used up all of my inodes, but I still have 80% of my storage space left, this ...
2
votes
0answers
109 views

High varying discharge rate

I got an Asus N76VB notebook. On Windows I can easily stay on battery for 3-4 hours in powersave mode, but on Linux (first Ubuntu 14.04, currently Fedora 20) the battery's discharge rate varies from ...
2
votes
0answers
167 views

Screencast on a virtual monitor

is it possible to create virtual monitor (virtual area) and cast it to LAN? I would like to have something like external monitor, like Miracast, but not mirror. I think it is possible to create ...
2
votes
0answers
109 views

Takeover delay in Heartbeat HA cluster

I have set up a heartbeat HA two node cluster. And both of server have same configuration of ha.cf #cat /etc/ha.cf logfile /var/log/ha-log autojoin none bcast eth1 warntime 20ms deadtime 40ms ...
2
votes
0answers
136 views

kernel build: why does 'make install' complain about missing modules?

I'm building a 3.2.x kernel on a RedHat Enterpise system. During 'make install' it takes a very long time and is complaining : ERROR: modinfo: could not find module xxx I assume its probing ...
2
votes
0answers
93 views

CGroup Processes Not Terminated even when main process has been killed through Systemctl stop command

I am running systemctl stop process command for some process. Please find the output for systemctl status process below: Loaded: loaded Active: deactivating (stop-sigterm) CGroup: ...
2
votes
0answers
232 views

Shutdown doesnt work

I've installed dwm window manager on linux mint 15, configured it and now shutdown doesn't work. I typed shutdown -P now in terminal, dwm closed successfully and now I'm seeing black screen with: ...
2
votes
0answers
418 views

Network connectivity issue between different hosts from a network namespace in one host

I have created two Ubuntu 12.04 VMs using VMWare Player with NAT network configuration. I am able to ping them from each other. After that, I created a network namespace in one of them and add a ...
2
votes
0answers
436 views

Server won't boot, kernel panic - not syncing

After a reboot of a CentOS 6.2 server we are getting a kernel panic with the following error: Kernel panic - not syncing: Attempted to kill init! Panic occurred, switching back to text console ...
2
votes
0answers
144 views

Swap on video ram in a VM

I have a very small VM running in a cloud with only 512 MB ram. I read, it is possible to use the video card as swap as descriped here: Graphics cards contain a lot of very fast RAM, typically ...
2
votes
0answers
109 views

Use eth0 and eth1 for different subnets and assigned host name to interface?

I have a machine running SELES 10 with dual NIC Both the NICs are on separate subnets. The server uses a DHCP. So when one interface, eth0, gets the IP from DHCP and registers with DNS and then the ...
2
votes
0answers
21 views

Is it safe to create a regression test that relies on running out of file descriptor limit?

I'm writing a regression test for my modification of Nmap and I'm wondering if it's a good idea to create a test that would basically perform a large-scale connect() scan on 127.0.0.1/8, which would ...
2
votes
0answers
446 views

Internal microphone not working.. again (Fedora 20, KDE, HP 8460p)

Unfortunately I have yet another "adventure" with my internal microphone. Everything is un-muted in alsamixer, as well as in pavucontrol. It is not the first time it stopped working, but now - for ...
2
votes
0answers
99 views

Debian: pulseaudio sink volumes syncing?

Running Debian jessie with pulseaudio, sometimes I would use pavucontrol to adjust volumes of different applications at varying levels. Then when I would forget about it and adjust the volume using ...
2
votes
0answers
103 views

Acpitool no information

When I run as root acpitool I recieved Battery is not present, bailing out. AC adapter : <info not available> Thermal info : <not available> I can understand why all the ...
2
votes
0answers
303 views

add monitor to linux tty framebuffer

Whenever I use my laptop at my desk, I usually connect it to an external display on DP-1. To switch the window manager output to this display, I can just use xrandr --output DP-1 ... However, ...
2
votes
0answers
165 views

Due to a broken monitor, I need to setup only the right half of my screen

The left side of my full hd monitor is broken, in order to use only the good part the resolution needs to be 1274x1080, aligned to the right. A simple xrandr -s 1274x1080 will get the right ...
2
votes
0answers
209 views

Strange behaviour using serial port and bluetooth

I'm trying to connect via serial port, a wearable device to a processing IDE using a Bluetooth connection on Linux Mint. I've got the connection part working, but the problem is that the connection is ...
2
votes
0answers
84 views

How to check whether a usb Wifi supports Hotspot or not

I found a wifi card here:- Wifi Now, how can I check whether It can enter master mode and have support for hotspot? As my current in-built Wifi card is giving me this:- Error for wireless request ...
2
votes
0answers
421 views

How can force my screen to unblank?

I've been doing a lot of looking around forums for different ways to unblank the screen. I am running embedded linux on a machine I have and I found out that the screen goes blank under certain ...
2
votes
0answers
73 views

Update Route Entry On another DD-WRT upon New IP address (WAN) SSH linux

I have two routers on two different gateways/ISPs but on the same local subnet (192.168.). If router A (192.168.1.1) gets IP address from the ISP (for example 24.64.10.15, non-static), I would like ...
2
votes
0answers
2k views

Add udev rule alias for input device

I am trying to add a udev alias rule for my xboxdrv (x-box controller) and I can't seem to figure it out. dmesg | grep "input" I see: [ 6.239955] input: Microsoft X-Box 360 pad as ...
2
votes
0answers
282 views

tty not resizing properly

I'm running an embedded poky linux (linux-yocto v3.13) on a beagleboard. However, I'm having trouble when logging in over a serial using PuTTY: the terminal does not resize at all. Usually, the ...
2
votes
0answers
116 views

Automatically memtest and then boot

Is there some way to reboot server, so it runs memtest (say, 1 or 2 passes) and then reboots back to Linux and writes report to some log? This feature in Windows Server 2012 helped me to diagnose bad ...
2
votes
0answers
452 views

sudo apt-get install g++-4.8-multilib not working on Mint?

I've got the latest version of Linux Mint 16 (64 bit) and in Netbeans I am compiling a project in 32 bit mode. I get the error that I am missing bits/config.h. I think this is because I am in 32-bit ...
2
votes
0answers
5k views

Touchpad not recognized on linux (ASUS R751LB)

I have just bought a brand new laptop. Unfortunately, touchpad doesn't work on any linux distribution (tried mint Ubuntu 12.04, Ubuntu 14.04, Mint 14, Mint 16, also Mint 16 with recent 3.13.5 kernel). ...
2
votes
0answers
356 views

Vagrant-lxc container not starting

Firstly I'd like to say that I'm new to LXC and I may have some problems getting the right idea of how the things should work. The thing is I'm trying to start a previously download vagrant-lxc box ...