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33 views

Ubuntu boots to terminal by default

I am using Ubuntu 14.10 in my Dell Inspiron N5010.Recently I installed confizconfig settings manager.After that,my computer started to hang often(touchpad doesn't work).so I uninstalled compizconfig ....
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40 views

Application could not execute because of shared library issue

I am trying to execute an ARM application which uses ffmpeg's ".so" libraries. I ran this application on the ARM board and it gave me error "error while loading shared libraries: libavcodec.so.56: ...
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39 views

How to catch my bluetooth service events

I have usb bluetooth device which is using btusb 0.6 module (driver). The thing is I am interested to know is: how is the systemctl start bluetooth.service event invoked? I was looking info about ...
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40 views

Make X11 react on “dev/input/eventx”?

I have a debian 7 on kernel 3.8 running with a touchscreen. With evtest, I see that I get the screen's coordinates for device "dev/input/event2". How do I have to configurate my X server, that the ...
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124 views

lp prints blank pages for pure text file

Printing a text file through lp result in blank page while printing same file through gedit works fine. lp is able to print pdf and jpg image files, but not text file. On further looking in to ...
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346 views

Installing KDE broke my Cinnamon installation

I started my adventure with Linux Mint installing the MATE DE. Then I installed Cinnamon and switched to it. Recently I wanted to try KDE out. So I installed mint-meta-kde, kde-full, amarok, kde-...
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307 views

Installing Linux on my ASUS ROG G751JT-T7005H

I've got a new question. This time about my new Laptop. I wanted to install Linux openSUSE, but it doesn't work. I worked with the Internet, and did everything as described there. I disabled Fast Boot ...
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163 views

Manually compile and add module r8169 (and others)

When typing lspci i get: ... 01:00.0 Ethernet controller: Realtek Semiconductor CO., LTD RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06) 05:00.0 Ethernet controller: Atheros ...
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48 views

Boot live img files in grub

I've compiled a purely 32-bit version of Android that I'm attempting to boot on a device with a 32 bit UEFI. How the heck do I configure GRUB2 to load a live img file? The image file contains the ...
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51 views

Samba share performance differs from Windows/Linux

I have an ubuntu 14.04 installation with a samba share. Accessing the share from Windows works totally fine - I can watch movies and copy them with around 70MB/sec. However from android devices (a ...
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32 views

APCUPSD script can't close program

I want to use APCUPSD to stop a program (called ns_image_server) which runs in a terminal window when it detects that power has been lost, to give that program time to close before the computer shuts ...
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53 views

Get window name on Red Hat GNOME

Is it possible to get the title of a window (e.g., gnome-terminal) via a terminal command, without installing any outside packages such as xdotool, xprop or wmctrl? Much appreciated.
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67 views

Ext3 Journaling Question on inode and disk layout

I was going through Journaling and JBD and wanted to ask you a very basic question for which I was not getting an answer: 1.Why Journal Inode number comes as 8 when we do ./dumpe2fs? 2.So far my ...
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48 views

Find amount of IO occurring over various NFS mounts

When I run netstat | grep nfs, I get the currently mounted nfs connections for a given host in a cluster. If there is massive io happening over 1 (or 2) of the connections, how can I monitor this? Is ...
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23 views

Shrinking root partition on Debian

I'm using a headless Debian Wheezy server with 2x3TB disks. It was installed automatically with RAID1. This is the output of df -h: $ df -h Sys. fich. ...
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0answers
481 views

ssd caching in loop device on btrfs

I have an ssd and 2TB hard disk. The ssd is used for the root filesystem which uses only around 20G of the 120G available. Is there a way to use an image/loop on the root filesystem (btrfs) as a cache ...
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168 views

Wifi keep on disconnecting on Ubuntu

I am using ubuntu. wifi works great on my laptop. I am facing problem with one particular wifi router (I think Airtel Binatone) installed in my company premises, Here are some logs 1) sudo iwlist ...
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59 views

Export virtualbox image files from a linux box

We have a Linux box that we used to have support for. but the company that supports the box went out of business. The server (I believe is Ubuntu) was backing up our physical servers and creates an ...
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300 views

cannot upgrade kernel (grubby fatal error: unable to find a suitable template)

I have an appliance (read: a PC in a rackmount chassis which sits in the rack and does its job for years without anyone really paying it much attention until it dies) running CentOS 5.4. Trying to ...
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0answers
35 views

Is it allowed to assign one range of subordinate IDs to two different users?

Is it allowed to assign the same range of subordinate user and group IDs to different users on the system defining the subordinate IDs? Please provide sources for your answer. The idea here would ...
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108 views

Recover VG after Adding Disks and Rebooting

I had an old 1.5 TB NTFS formatted disk I wanted to use in by RHEL 7 box, so I put it in my desktop booted, and proceed to delete the partition table using fdisk. I created a physical volume on it ...
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18 views

Is it possible to let the active virtual term be the only one with audio access?

I'm currently running Fedora 22 and want a setup where Kodi runs on vterm1 while steam runs on vterm2. I have set up two seats using LightDM. I am currently using ALSA in order to let Kodi bitstream ...
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110 views

Recursively lowercase, replace space and remove invalid characters on linux FS

I want to recursively run the following commands on a directory as part of a cron. The first line changes everything to lowercase, the second replaces spaces with _ and the third removes all invalid ...
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133 views

How to get router info in “dhcp4-change” event in /etc/dhcp/dhclient.d/ script?

Am trying to add a script which will get executed on DHCP ip change for a particular interface. for that I have copied the below script at "/etc/dhcp/dhclient.d/dhcp-hook.sh". I need to get router ...
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92 views

Issues with getting a tun0 connection to route any and all connections from eth0 to be made to this interface and if not working drop

So I've been having this issue for a while and the internet has been mixed for a response. Sadly most configurations for setting up a VPN seem to assume you are running both a vpn client and server ...
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0answers
685 views

receiving error message while trying to register for subscription for rhel6

I am trying to subscribe to redhat from the terminal. I have registered an account at https://access.redhat.com/labs/registrationassistant/ . So I am using those credentials to register my ...
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0answers
145 views

Easy way to compare BIOS information between two machines?

I have two machines - machineA and machineB running Ubuntu 12.04 Is there any easy way I can compare BIOS settings between those two machine and see the difference instead of doing it manually using ...
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63 views

Why my limit on CPU does not validate via cgroups

/etc/cgconfig.conf ... group memlimit { memory { memory.limit_in_bytes = 8589934592; } } group cpulimit { cpu { cpu.shares = 1024; } } /etc/cgrules.conf: @...
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0answers
213 views

mysql service exiting without error

I have installed mysql-community-server on openSUSE and am having trouble starting it as a service. I can start it using sudo mysqld --user=mysql without a problem and access the database normally. ...
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0answers
355 views

How to know file name of sockets or pipes in /proc/[pid]/fd

In Android, #ls -l 15843/fd gives following output, lrwx------ u0_a179 u0_a179 2015-05-28 11:58 90 -> socket:[193728] lrwx------ u0_a179 u0_a179 2015-05-28 11:58 91 -> ...
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0answers
836 views

“avahi-daemon[1540]: server.c: Packet too short or invalid while reading response record. (Maybe a UTF-8 problem?)”

We are developing an application in Java for our internal project. Apache-Tomcat-7.0.57 is running on a Linux machine (Red Hat 4.4.6-4). But it throws an error avahi-daemon[1540]: server.c: Packet ...
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366 views

Unable to mount a partition on an SSD over USB

I'm trying to mount a 120GB SSD connected externally via USB to the new server. The SSD is full of data and I can't format it. mount /dev/sdd1 /mnt/sdd1 mount: wrong fs type, bad option, bad ...
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0answers
100 views

How to get miniature (live thumbnail preview) of open windows on Linux?

Gnome-shell does it in the 'activities' screen, unity/compiz has it in 'Spread','Shift','ALT-Tab'. How do I get those live window previews in C++?
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272 views

Syslog flooded with “pci 0000:00:14.4: PCI bridge to [bus 04” messages, what's going on here?

I operate an HP Microserver N54L for offsite backups operated by Ubuntu 14.04 LTS (running Linux 3.16), which I recently equipped with an HP MicroServer Remote Access Card 615095-B21. Since plugging ...
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0answers
60 views

Change Partion Drive Space

Okay I am having some trouble here - pretty new to the Linux environment and need some help. I have a 2.7 TB RAID array, and someone configured a partition at around 200 GB but it really needs to be ...
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0answers
44 views

Remove orphaned rados block device

I'm testing ceph at the moment. Today I decided to start over with my cluster and deleted the old one to setup a new one. I forgot to unmap and delete a mapped rbd device from another host. Now I see ...
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0answers
36 views

Configure the network interface to send frames with 802.3 format on freebsd

Is it possible to configure my Freebsd (or Linux) so that all frames are sent in the 802.3 frame format (with the LLC part of 802.2) rather than Ethernet 2 frame format ? Thank you
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0answers
50 views

Caldera Debian Keyboard Output Chinese Characters

So, I'm an involuntary IT guy at my current position, and we have come across an issue with Caldera's flavor of Debian Linux. For some reason, with no real prompting, our keyboard starting typing ...
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0answers
70 views

Windows file shares dissapear erratically in Linux file browser

My network consists of a router which acts as a dhcp server. Connected to one of its ethernet ports is a unmanaged switch which in turn has all my machines connected to it via ethernet. On this ...
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0answers
41 views

equivalent of iptables rule in ip6tables

I m newbie in the iptables. I have the following iptables rules in the source code of a project iptables -t mangle -I PREROUTING ! -i br0 -p TCP --dport 45 -j MARK --set-mark 0x1000 iptables -t nat -...
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0answers
36 views

Is it secure to mount with defaults my /chroot partition?

I run debian with GRSECURITY patched kernel. Apache is chrooted with mod_chroot under /chroot For now I have mounted /chroot partition with defaults,nodev. However, Apache need to access /dev/...
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37 views

Is the perfmon2 tool obsolete due to the same functionality being included in the current Linux kernel?

I was having some issues with the PAPI tool and multiplex and this answer by the PAPI creator led me to check out perfmon2: http://lists.eecs.utk.edu/pipermail/ptools-perfapi/2008-April/000900.html ...
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117 views

Backup using rsnapshot not working

I have a server web based Linux and i want to make backup every hour using rsnapshot. this is my rsnapshot file configuration : config_version 1.2 snapshot_root /var/Majjane-Save/ cmd_cp /...
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61 views

Allowing sudo kill for remote user for recovery purpose. Security implications?

I'm planning to create user allowed to SSH in and with right to sudo kill in case something disables local terminal/keyboard/display etc. Would probably add ps and/or htop to the list, as well. I ...
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469 views

What is the difference between Local timer interrupts and the timer?

When I do cat /proc/interrupts on my multicore x86_64 desktop PC (kernel 3.16) I see this: 0: 16 0 IO-APIC-edge timer LOC: 529283 401319 Local timer interrupts ...
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279 views

How to get the mouse/keyboard raw events?

I want to intercept the raw events from the keyboard (or the mouse, eventually). I tried to use the /dev/input/[...] files, they are very practical and I can read the events of any key even caps lock ...
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235 views

How to corrupt rpmdb?

Yes, You read it right i actually want to corrupt RPMDB for testing purpose. I tried Googling it but all i got was to, how to rebuild it. So at last i tried rpm --rebuilddb and killed the process ...
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0answers
172 views

RHEL6 Idle Thread Behavior

I am doing some cpu performance profiling with the perf tool on a RHEL6 box running weblogic12g. It looks like the idle threads are presented as native_safe_halt in the stack profile but ...
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0answers
128 views

Notetaking app that can sync between Android and Linux on wireless and NOT using any online services?

I don't mind if it needs some hacking. I am using, on Linux, elementary OS's Footnote, which I like very much. If I could use it's database file somehow in Android, that would be great. Is there a ...
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0answers
2k views

Debian 8 Jessie and NVIDIA drivers

I am in the process of installing Debian 8.0 on a laptop with NVIDIA graphics cards. After a successful installation and reboot I use this guide to install the proprietary NVIDIA drivers; essentially ...