Tagged Questions

Linux refers to the family of Unix-like computer operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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1answer
58 views

How Linux detects screen resolution?

How does Linux detect screen resolution at startup or on-the-fly ? I want to force a custom resolution on an embedded Linux target which will have user interface not based on X server. How does ...
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1answer
91 views

Commando iptables and Ubuntu Linaro Desktop Distro

I have a Raspberry machine, with "Raspbian" Linux Distro. I have setuped a little web server and I had no problems. Now, I have a Cu-Box I machine, with "Ubuntu Linaro Desktop" Linux Distro. But, ...
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0answers
139 views

Can the linux kernel enumerate pcie devices beyond what the bios can?

I am trying to build a large system using multiple pcie backplanes. The system bios has a limit on how many devices can be enumerated. Is it possible to force the linux kernel to manage the pcie ...
0
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1answer
25 views

sort lines in a file by version number

I'm using linux and I have a file like this: 0.b10_to_1.0.txt, 0 , 56 , 14 0.b3_to_0.b6.txt, 5 , 56 , 7 0.b6_to_0.b7.txt, 1 , 17 , 7 0.b7_to_0.b8.txt, 0 , 34 , 14 0.b8_to_0.b9.txt, 1 , 20 , 5 ...
0
votes
1answer
171 views

How do I fix these iptables?

I am trying to setup my networks firewall, and am having trouble because i keep getting kicked out of SSH because of mistakes. Here's what I currently have: # Custom Rules iptables -F iptables -X ...
0
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1answer
181 views

Shell script to check all the URLs from a file or list

I'm looking for a shell script to check a list of URLs and give output. For example: http://abc.com/index.php http://abc1.com/index.php I may place them in a separate file or inside the script. I ...
1
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1answer
24 views

naming directory after email under linux

Linux does allows me to name a directory like test@gmail.com I do not care about compatibility with other OSs. Is it OK to name a directory like this under Linux? There are quite a few pages on ...
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0answers
140 views

WD My pasport is not recognized by computer

I am not really sure how to describe my problem so I'll just state the facts. Given: External HDD WD My Pasport 1TB (WDBBEP0010BBK-01); inside WD10JMVW (only USB 3.0 connection, no SATA-to-USB ...
1
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1answer
274 views

How to execute a php file from a bash file?

My goal is to make a script that I can execute through a cron job. The script needs to find several killstat.php files in multiple directories and execute them. This is what I have so far: ...
1
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1answer
94 views

Limit /home size per user

I'm doing a college project in which I have several groups of users. One of those groups is developers, which have a special condition, they have access to their Workspace (which is located inside ...
0
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1answer
97 views

Sudo Cmnd_Alias Optional Arguments

I would like to allow a command to be run under sudo with or without arguements. For example, both of these should work: rm -f /etc/stuff rm /etc/stuff/item.txt To get this to work, I need this ...
0
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1answer
224 views

ntfs disk dying or..? rsync and mkdir failing, strange behavior

System root@host:~# uname -a Linux host 3.2.0-4-686-pae #1 SMP Debian 3.2.57-3+deb7u1 i686 GNU/Linux Mounts root@host:~# mount | tail -2 /dev/sda1 on /mnt/sda1 type ntfs ...
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0answers
72 views

can't boot dd'ed and VMDK'ed Linux image in Virtualbox

i've been trying to recover a lnx install (Debian 4.0) from bro's old notebook. i've dd'd the drive over ssh to my puter, but after i made an vmdk image for use in virtualbox, i got this error during ...
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0answers
64 views

Debian Server - ip_dynaddr - Permission Denied

I'm trying to set up a pptpd VPN with my RamNode Debian Wheezy server, but there are a few sites that refuse to load. Reading around, the solution for this seems to be corrently enabling ipv4 ...
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0answers
164 views

Copying and pasting text between client and host computers (centos/KVM terminal )

I have a CentOS/KVM terminal on a VPS. I want to copy/paste commands from Windows (my computer) to the web KVM console, but I can't for example with C+V keys. Can Anybody tell me is it possible and ...
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0answers
33 views

Debugging through VPN on a VM

My laptop runs Windows 7. I run various Virtual Machines to encapsulate my VPN connectivity and keep client environments separate as much as is convenient. In this case, the virtual machine is Ubuntu ...
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0answers
31 views

How can I find out what speeds are supported by my SDRAM module?

I have an Corsair XM3 2000 MHz (PC3-16000) memory module and want to replace my motherboard with one that claims support for "DDR3-1866". How can I find out the different speed levels that are ...
1
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1answer
53 views

How can I recursively identify non-searchable PDFs and copy them to a folder?

Further to an earlier post which provided a script solution: From my question it may be possible to tell that I am a computer user and have no programming knowledge. I have hundreds of searchable ...
0
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1answer
38 views

SIGUSR1 is getting ignored when starting binary from system() command

I try to use SIGUSR1 with timer. It works fine when starting binary from command line. But if i start same binary from system() command from other application then SIGUSR1 is getting ignored. I don't ...
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0answers
98 views

Does EnhanceIO supports TRIM on SSD?

Does EnhanceIO supports TRIM on SSD? Or it has own implementation of similar technology?
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0answers
32 views

HDD recovery — linux does not see drive (fdsik -l)

fdisk -l does not see the HDD. The hdd is from a friend's lenovo laptop (ultrabook type). He says that the hdd made a clicking noise that went away the last time he tried booting his laptop. His bios ...
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0answers
20 views

Moves decrypted EncFS folder

Recently I choose to use EncFS to encrypt some info in Dropbox. I created my "decrypted" folder in an EXT4 partition but I want to move it to a NTFS one. What should I do?
2
votes
1answer
61 views

Virus on vdi files dangerous for host machine? [duplicate]

I want to use the preinstalled vdi files from virtualboxes.org because it saves me time having it already built for me (what's not to like?). I don't know if they have viruses on them (they very well ...
0
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0answers
46 views

When is SIGSTOP/SIGCONT safe?

I often find myself wanting to pause a long-running operation so I can quickly do something that needs computer power. I find myself scared of using SIGSTOP/SIGCONT. One alternative would be to use ...
0
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1answer
43 views

get a command process back after closing a session

Arrrgh! I'm using one of those drop down shells (guake, I think) on Linux. I'm dd-ing an SD card, and I accidentilly closed the shell session that was running that command. The light is still ...
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0answers
109 views

Apple “Magic” Trackpad freezes within one minute in Fedora 20/KDE. Any ideas?

I suffer similar issues as others have posted here re: the Apple trackpad...this despite having installed the synaptics trackpad driver from the Fedora 20 repos. Two finger vertical scroll only ...
0
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1answer
161 views

Ubuntu Expanding Root Partition Not Worked

I attempted to use lvextend to enlarge the main partition to use up the rest of the space on the disk (about 10GB more), but it seems to have not worked, with system monitor and df still reporting the ...
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0answers
12 views

Is there a way to convert a PXEboot back into an ISO?

There seems to be a variety of tutorials on the web for converting a LiveCD image into a PXE boot configuration, but I cannot find any on doing the reverse. Given a directory with PXEBoot, how can I ...
0
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3answers
58 views

Linux delay command until after an older process completes

I'd like to be able to launch a command now, but have it start only after an older command (which is already running) completes. For example, say I'm copying a large file over the network, an action ...
0
votes
1answer
44 views

Same web service running on different network interface

Can I configure a web service, on linux ubuntu server 12.04, to be accessed by two different network interfaces on different networks? For example: My server eth0 is accessed by one subnetwork and ...
0
votes
2answers
175 views

Add /home partition space into / partition Fedora 20

I am using Fedora 20 and I have 10 GB for my / (root) partition. I am currently running out of space on this partition. My /home partition has almost 60 GB free space. I need to use the root ...
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1answer
21 views

Disable nividia card on Ubuntu 12.4 LTS [closed]

please I would like to know how to disable my GPU card nividia and only enable my intel one? Thanks
1
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1answer
3k views

Errors mei_me 0000:00:03.0: timer: connect/disconnect timeout. after upgrade to 14.04

I upgraded from ubuntu 12.10 to 14.04 and now I get dmesg|grep mei [ 19.246502] mei_me 0000:00:03.0: irq 48 for MSI/MSI-X [ 24.280045] mei_me 0000:00:03.0: timer: connect/disconnect timeout. ...
0
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1answer
53 views

Error mounting in fstab Ubuntu

'm working on a bash class project which needs me to create 2 partitions in Ubuntu and make them be automatically mounted each time the systems boots with fstab. I got the following file which ...
0
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0answers
171 views

Assistance required - setting up Zentyal Gateway Server with Dual NIC

Can anyone help me set up my system? I have a PC on which I have installed Zentyal 3.4 to use as an infrastructure server for my office network and an internet gateway through my BT Homehub4. The PC ...
0
votes
1answer
108 views

vim editor full screen in putty

I am using putty to connect to my linux server and if I open any files with vim or vi editor the editor margins are getting limited, whereas the same full screen is coming if I open in XTERM. My ...
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0answers
159 views

UFW Not Allowing Apt-Get and other HTTP Services Out

I've built a limited firewall appliance out of a Raspberry Pi, two NIC cards, and a Raspbian OS using UFW for the firewall. Another Pi (also on Raspbian) sits behind it as an application/web server. ...
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0answers
35 views

How can I keep KeePassX *always* on the current workspace?

I use KeePassX as my password manager. I am running GNU/Linux Mint with Xfce. I like to keep KeePass always on the visible workspace (which I can do by selecting that option after right-clicking the ...
0
votes
2answers
69 views

Global DNS / host for home network [duplicate]

I'm in a situation where my Comcast cable modem will not resolve URLs hosted locally. Essentially, if I access my website from the same network, I cannot use www.mysite.com, but instead must use ...
0
votes
1answer
32 views

Giving permissions to a folder

I need to give permission for a particular folder for a specific user. I executed this command below, and checked with the user but still he is unable to access it. What is wrong with this command? ...
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votes
1answer
32 views

Linux file permission for a folder

I'm checking for the folder permission and when I do "ls -al", I get the following... drwxr-xr-x 18 t3dev root 4096 May 12 10:16 docs Im trying to understand what is the difference between "t3dev" ...
0
votes
1answer
102 views

Can't upload file > 4MiB on SMB share

for a few weeks now, I no longer can upload files to my Samba server. I didn't changed the configuration nor update Samba for it to happens. I had Samba 4.1.5 when it happened, so I tried to update to ...
0
votes
1answer
166 views

HP Pavilion DV7: Keypad not working on Linux

I've recently got a HP DV7 laptop for free from a friend: As you can see in the picture, the laptop features a (modified) full size keyboard, including numeric key pad. The keyboard works as ...
0
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0answers
133 views

Virtualbox Graphics Passthrough with GTX 760

So I've been reading a lot about passthrough graphic cards as I'm interested in running Windows inside Linux and still being able to game. The documentation I'm seeing is a few months old at least and ...
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votes
1answer
35 views

How to Install VmWare's VM as independent Operating System [duplicate]

I have Ubuntu 12.01 Server installed inside VMWare WorkStation 10 and have OpenStack cloud deployed in it. What I want to do is that install this created VM in my system as an independent OS. Is ...
0
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0answers
37 views

linux-igd get wan interface name

I am trying to setup linux-igd, which asks for two interface names - external and internal Now how do I supposed to get the name of the WAN interface? my ifconfig wifi connection wlan8 is setup for ...
2
votes
1answer
153 views

Adding sudoer for all but root

Here is the base of my problem: I would like to add sudo rights to a user, but not to use it as root for security reasons. I have a PHP script needing to run a command (drush) through exec(). ...
0
votes
1answer
34 views

fdisk overwriting sector 0 problems

I'm having an issue with my usb 3.0 external hard drive when I try to use the fdisk command to make an ext4 partition. It's encrypted and I've been told that modifying sector 0 of the drive overwrites ...
0
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0answers
37 views

set/modify environment variable for gnome/kde at runtime

Is there a way to modify or set environment variables in gnome or kde at runtime, ie. after logging in? I specifically need this for gnome, but knowing the kde method would be really useful too. If ...
0
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2answers
74 views

How to boot Linux from USB drive once only for recovery

I have installed a USB drive on an HP Linux server. The USB drive is bootable and contains valid OS backups that I can restore the system from. I can update the backup easily at any time. I now have ...