Questions specifically about Linux, as opposed to Unix-like systems in general, or to questions about a specific distribution or program.

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0
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0answers
11 views

Problem installing ubiquity for debian 7 [on hold]

I made a. ISO of my OS DEBIAN 7 "remastersys", record it on a USB and run in live mode. The way instarlarll is to "ubiquity" in debian but apparently I can not instalat. so I want to install the ...
0
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0answers
5 views

Fusing old “KNotes” repository into a “KNnotes” repository on a new KDE installation

(Migrated from "superuser"; I will probably manage to actually test this over the weekend. Meanwhile...) I want to migrate the KDE Knotes database from an account that existed on a Fedora 17 ...
0
votes
0answers
14 views

Debian installation fails due to CDROM not being detected

This is a problem many users have, but there doesn't seem to be an effective solution that works for everybody. When trying to install Debian 7.6 (problem exists for other versions as well) from a ...
0
votes
1answer
22 views

similar content Project access from a single file [on hold]

I create three different project which are access different three different database. Except that all project files are same. so, I want that in a project folder all project files and in other two ...
0
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0answers
30 views

Get number of installed RAM sticks on server and size [duplicate]

I found that into the directory /sys/block I can list the block devices [root@srv block]# ls loop0 loop3 loop6 ram1 ram12 ram15 ram4 ram7 sda loop1 loop4 loop7 ram10 ram13 ram2 ram5 ...
0
votes
0answers
22 views

LFS 7.5 - How to make GUI [on hold]

I just finished building LFS 7.5 now I'd like to add a GUI to it. But I do not want to add anything like xfce or anything like that. I'd like to make one on my own, but I don't know where to start. ...
1
vote
0answers
7 views

How can I find out what's seeding in Vuze if it's not listed anywhere in the application?

I use Vuze (formally known as Azuereus) for downloading torrents. But for some time now it's been seeding something that I can't see or find anywhere. It's not listed in any of the lists that are ...
0
votes
2answers
43 views

Installed Linux, now Windows doesn't boot anymore

I had a working Windows 8.1 which I used regularly. Today I needed Linux, so I chose Ubuntu and installed it from a bootable flash drive alongside Windows. Everything worked well, I could choose which ...
3
votes
1answer
28 views

Is it possible to force a group member to run something allowed by sudoers as himself only?

The sudoers line is %game_servers ALL= NOPASSWD:/usr/bin/renice which allows group members renice any process run by any user without pw, but I'd like to allow group members renice their own ...
0
votes
1answer
16 views

Configuring setcifsacl to use local posix user instead of SID for CIFS share on Linux

I have a CIFS filesystem (from a NetAPP) mounted on a Red Hat 6 server using cifs_utils, and am sharing some directories from the CIFS filesystem out over HTTPS via WebDAV. I need to set some ACLs on ...
0
votes
0answers
9 views

Running PFsense X86 on the Arm Chromebook with qemu-kvm [on hold]

I need to run the PFSense on the google-samsung arm chromebook using qemu-kvm. Thanks.
0
votes
1answer
20 views

install kernel headers without overwriting old headers

I've built a newer (3.16-rc2) kernel which is running fine. My userspace program needs to link against the newer headers as it uses some new definitions in fcntrl.h etc. My question is how do I ...
0
votes
0answers
18 views

PPTP VPN in CentOS 7

I recently installed CentOS 7 (Gnome), but I realized that there are no options for setting up a PPTP VPN client. I tried to install networkmanager-pptp-gnome, but unfortunately it's not available in ...
2
votes
2answers
14 views

Chrooted SFTP user write permissions

I have a setup with sftp only users: Match Group sftponly ChrootDirectory %h ForceCommand internal-sftp AllowTcpForwarding no I get the following message in my secure.log: fatal: bad ...
0
votes
1answer
23 views

Mandatory argument for script to run java program

My script is called: report_startDate It has the following line: $JRE_ROOT/bin/java -cp /home/me/report/config/:/home/me/report/jar/reporting-1.0-SNAPSHOT.jar com.me.project.report.Main $1 $1 ...
0
votes
1answer
13 views

Recovering a (not yet created) RAID5 with URE (Unrecoverable read errors)

I wan't to create a RAID5 array at home, the OS is Linux (Kernel 3.15.7) and the array will be created with mdadm. I wan't to create the array with eigth or ten 1TB discs. Let's assume a single drive ...
-5
votes
0answers
35 views

Which is best of linux desktop [on hold]

Which is best of linux desktop Fedora ,Ubuntu, Mint, so which is rank 1.
2
votes
0answers
20 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 ...
0
votes
0answers
23 views

copy mount from one server to another

I'm trying to copy the mount point from server1 to server2. So I copy the file, which I found in /etc/fstab, and did mount -a. It gives me the following error: mount: special device /dev/dX/dY does ...
0
votes
0answers
27 views

How can I set quotas (space limitation) for samba users?

I configured samba server in CentOS 6. It will be working fine. The windows users share the files through samba. I want to set space limitation for samba users.
0
votes
1answer
29 views

Segfault everywhere even when reinstalling the OS

Lately my PC keeps getting segmentation fault, everywhere, on almost every apps (thunderbird, firefox, chromium, google-chrome, wine, byobu) here's the last few output of dmesg: [ 1474.815026] ...
0
votes
0answers
9 views

home-built router - slow throughput

I am having slow performance with my home-built router. Compared to a stock Verizon (actiontec) router, it gets about 60 Mpbs down and 30 Mpbs up whereas I get about 15 Mbps and 20 Mbps up. I ...
0
votes
1answer
20 views

Solutions are telling me to update libc6, but it's already updated. How do I fix `GLIBC_2.15' not found?

I've been trying to run a Garry's Mod server through Open Game Panel all day. I've tried to fix almost all errors, but I can't fix this one. Failed to open dedicated_srv.so ...
1
vote
0answers
44 views

Fedora 20: Failed to start LSB: Bring up/down networking

I'm trying to restart my networking service in Fedora 20, and I get the following error: [dev@localhost das]$ sudo service network restart [sudo] password for dev: Restarting network (via ...
0
votes
1answer
36 views

How to evaluate a variable length in shell script?

I want to write a shell script, in which it will call different command according to the variable length. But I didn't figure it out yet. My unwork script is here: for i in n5 n25 if ${#i} == 2; ...
1
vote
2answers
79 views

Why does Linux only see 3832MB of my 4096MB of RAM?

I am setting up a lot of 64-bit RedHat VMs (VMware vSphere) for our development department in my company. Most of them start with 4096MB of RAM, but Linux only seems to recognize 3832MB. Can anyone ...
1
vote
0answers
14 views

gpg: Bad signature

I'm trying to sign a public PGP key but am encountering a 'Bad signature' error: gpg --edit-key someone@somedomain.com ... gpg> sign ... You need a passphrase to unlock the secret key for user: ...
0
votes
1answer
9 views

/usr/bin/X :0 -audit process

Hello I am trying to solve some internet problems that I have. It is a university computer and I do not have root access. I want to understand what is this processor, that root has started, and if you ...
0
votes
0answers
8 views

How to programmatically read until a certain character in a file? [migrated]

My C program writes a .json file. Few of the values in the schema of the .json file is string and has variable length. I am using jansson library. I will have to read a complete .json object ...
1
vote
1answer
34 views

How to check my account on embedded linux without “/etc/passwd”?

On some embedded linux systems, there is no /etc/passwd file and /etc directory is not writable (which means I cannot set user account and password?). Then what is my (default) account name and ...
2
votes
1answer
18 views

Pin Lock Screen

Is there a way to replace password lock screen in Linux (Mint Debian Edition) with a pin lock screen? Like the one found in Windows 8 for example. It's annoying/inconvenient to have to input 16 ...
-1
votes
0answers
8 views

Gnome Crashes after installing Php5.2.17 and Apache2.0.64

I was installing Php5.2.17, Apache2.0.64 and zlib on my machine with RHEL 5.4 OS, after the installation I restarted my computer. Before it loads the Login screen however, a message appears : It's ...
0
votes
0answers
37 views

Fedora not shutting down

Whether I do shutdown -P now or sudo shutdown --halt now Fedora does not shutdown. It will send SIGTERM and SIGKILL as usual, but then just stops at the screen with the fedora logo. My only option is ...
2
votes
1answer
36 views

How can I remotely debug a broken initrd?

Background I have a system that runs Linux. It's a NAS, and does not have any monitor, keyboard, or serial port. It does have a network port. I'm not happy with the software running on it, and am ...
1
vote
1answer
16 views

accessing substrings from lines in a text file and storing them

I have a text file like this chr1:16840617-16840780 RNU1-1 (2 columns are tab separated) chr3:142139047-142139211 RNU1-100P ............ ............ I want to loop over the lines ...
1
vote
1answer
23 views

How to decrease the time the processes would wait (blocked) for disk reads (only to discover an error)?

Waiting too long when encountering an unreadable sector on a disk is really very annoying. (Especially if you are trying to read as much data as can be read from a disk with bad sectors, and do it ...
0
votes
0answers
36 views

Set permissions not to change permissions [duplicate]

Consider an example File1.txt, t3dev and ttuser own this file actually but When I use my id(user1) and edit this file, the file user and group are changed to my id(user1). I want to set the ...
1
vote
0answers
39 views

How to properly start and stop shell script in linux, busybox?

I am trying to write a small shell script that would send some commands to my tv set from my set top box that has busybox on it. The problem is that it generates huge amount of zombie processes, and ...
2
votes
0answers
19 views

Linux kernel module to read out GPS device via USB [migrated]

I'm writing a Linux kernel module to read out a GPS device (a u-blox NEO-7) via USB by using the book Linux Device Drivers. I already can probe and read out data from the device successfully. But, ...
0
votes
2answers
46 views

how to remove all double quotes from csv except specific field

I want to remove all double quotes from my csv but not the fourth field (because the four fields represent PATH of file) Please advice how to implement this by sed or awk or perl one liner , etc ...
0
votes
1answer
38 views

Unable to delete a file

An update has corrupted my system, I attempt a receipt and update of php5 error that you can not write /usr/lib/php5/libexec. When I try to read this file, which I find is this: ...
0
votes
0answers
9 views

PlayOnLinux(POL) Excel 2007 can not open more than one spreadsheet

I have Installed CentOS 6.5 - i386 and PlayOnLinux 4.1. On that MS Office 2007 is installed. Word 2007 is able to open more than one document simultaneously and also possible to perform Cut, Copy and ...
0
votes
1answer
29 views

Solid State drive vs. traditional hard disk in a virtual server environment

I am currently considering upgrading my virtual-hosting plan because of very bad write performance (mostly writing to a MySQL database, but I notice it also when compiling a program or copying files - ...
2
votes
1answer
17 views

awk + gsub + how to work with all kind of characters

The following awk command target is remove spaces and unnecessary quotes from CSV file and only from single words between separators awk 'gsub(/("[ ]+|[ ...
0
votes
1answer
43 views

How to know free disk size witout df command? [on hold]

Is it possible to check free disk size in Linux without using command lines such as df? Since my host machine is embedded Linux, there are no direct command lines that show free disk size.
0
votes
0answers
5 views

Pantheon lost keyboard configurations

I install Pantheon yesterday and now every time startx my keyboard configurations back to us, but the correctly is br+abnt2. So I need to run in terminal (after startx) the command: setxkbmap ...
0
votes
2answers
31 views

Locked out of SSH on LAMP server but have SFTP access

I made a mistake in /etc/sshd_config so have locked myself out of my remotely hosted server running Centos 6. It's running Apache and I have FTP access to /var/www and I know the root password. To ...
2
votes
1answer
23 views

mysql fail to start bash_completion errors

So after upgrading my debian system, mysql does not start anymore with command "service mysql start". I get: Job for mysql.service failed. See 'systemctl status mysql.service' and 'journalctl -xn' ...
0
votes
2answers
63 views

Difference between Unix OS Types [on hold]

What is the difference between Linux, AIX, Solaris, MAC. Aren't these all some kind of Unix flavors ? Why do we need so many types. Why can't there be just one type ?
0
votes
0answers
7 views

Communication between two kernel drivers [migrated]

I have custom embedded hardware i'm working on which runs linux. I've implemented a spi kernel driver to handle spi access to a eeprom which is exposed to userspace. Now i have another kernel driver ...