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.

learn more… | top users | synonyms

1
vote
1answer
23 views

Clone Linux fedora using Clonezilla

Actually this is the first time for me with Clonezilla, and I`m not system administrator. I have on my machine (Win7 & Fedora22 workstation). Fedora each time run shows to me partition size ...
0
votes
1answer
15 views

How to boot linux without any prompts?

When I boot my linux computer it prompts me to notify me that I have usb devices connected. I have to press a key for it to finish booting. Is there a way to bypass this so that the computer will ...
0
votes
0answers
4 views

Stop /sbin/agetty properly

I start agetty using /sbin/agetty 115200 /dev/ttyS2 vt220 to provide console access through my port ttyS2. From the other computer, I can create a connection, and upon opening, I am prompted with ...
0
votes
1answer
12 views

Why shouldn't we edit grub.cfg for grub2

If you cat /boot/grub2/grub.cfg, you get the big block of text telling you DO NOT MANUALLY EDIT THIS FILE, indicating that you should instead edit files in /etc/default/ instead and then run ...
0
votes
0answers
16 views

augtool saving failed

I am trying to set some parameter using augtool but getting strange error Linux$ sudo augtool set /files/etc/abrt/abrt-action-save-package-data.conf/OpenGPGCheck no error: Failed to execute command ...
0
votes
1answer
20 views

Access denied my mysql (CentOS)

I have installed fresh mysql server on centOS and started the mysql server service with command. #/sbin/service mysqld start I checked the service and it is running OK. Currently I am logged in ...
2
votes
1answer
390 views

Creating threads fails with “Resource temporarily unavailable” with 4.3 kernel

I am running a docker server on Arch Linux (kernel 4.3.3-2) with several containers. Since my last reboot, both the docker server and random programs within the containers crash with a message about ...
0
votes
0answers
17 views

Scheduler for a system call in linux to execute some event

I am thinking about a use case. I want a script that will start up my Linux system, open a particular website and then shut down automatically. Is it possible to create a scheduler for my system? As ...
36
votes
4answers
55k views

Manually generate password for /etc/shadow

I need to manually edit /etc/shadow to change the root password inside of a virtual machine image. Is there a command-line tool that takes a password and generates an /etc/shadow compatiable password ...
0
votes
0answers
4 views

Is there a tool to check Windows MSI's Digital Signatures Hash for Linux?

I would like to automate the signature check for MSI's in a linux box, is there a tool that can help me achieve this?
0
votes
1answer
843 views

Is not a valid path to the kernel headers?

Host - Windows 10 VMware - 11.1.2 Guest - CentOS 7 I installed kernel-headers using yum since during the installation of vmware-tools I get a message "Searching for a valid kernel header path... ...
2
votes
2answers
70 views

Hard-link creation - Permissions?

Which permissions affect hard-link creation? Does file ownership itself matters? Suppose user alice wants to create a hard-link to the file target.txt in a directory target-dir. Which permissions ...
0
votes
1answer
22 views

$PATH variable for CRON in OpenSuse

I have a script written which works perfect on terminal however gives error when called through crontab. It took me a while that the problem is with the cron environment not my script. so I tried ...
0
votes
0answers
5 views

CentOS 7 grub option is missing after upgrading windows 8 to 10

My system was dual booted with CentOS 7 and Windows 8, after upgrading from Windows 8 to latest Windows 10 progrub is over written by Windows MBR. How do I reinstall grub on my system.
0
votes
1answer
24 views

How to “track” newly created processes?

I know that with ps I can see the list or tree of the current processes running in the system. But what I want to achieve is to "follow" the new processes that are created when using the computer. As ...
0
votes
1answer
1k views

Mint 15 on Lenovo G700: wired internet not working (Atheros QCA8172)

Mint 15 doesn't see internet after installing it in dualboot with windows 8 (in Windows internet works well). My network card is Qualcomm Atheros QCA8172 Fast Ethernet (rev 10). What I did: Install ...
0
votes
1answer
7 views

How do I find an application that's already installed on Knoppix?

I have created a bootable USB drive with Knoppix. It works fine, but I was specifically looking for chntpw and a tool to wipe a HDD. This question is about where to find a package (chntpw) that ...
1
vote
0answers
13 views

avahi-daemon withdraws IP address from my network interface

I am running an Arch Linux server in my local network. It has avahi-daemon running on it to advertise some services (like a print server). It has happened for the second time now that my server was ...
28
votes
2answers
24k views

What is difference between User space and Kernel space?

Is Kernel space used when Kernel is executing on the behalf of the user program i.e. System Call? Or is it the address space for all the Kernel threads (for example scheduler)? If it is the first ...
0
votes
0answers
9 views

Exiting GUI Linux Mint

I need to install nVidia driver in Mint 17.3 Cinnamon. I tried Crtl+Alt+F1, but the only thing I get on screen is black screen. I've installed Mint on external HDD (USB3, SATA2, 5400 rpm). Is this a ...
1
vote
1answer
14 views

Taking and restoring an image of partition with dd

I created a new partition on my server /dev/sda4 with a filesystem based on ext3. I mounted the new partition /dev/sda4 on /mnt/sda4/ and created an image with dd of the partition /dev/sda3. sda3 is ...
0
votes
2answers
36 views

Booting stops at Loading initial ramdisk

I have installed Arch Linux on 40GB HDD on ga-g4mt-s2p1 Motherboard ( Intel Core 2 multi-core,2Gb of Ram) I have made 4 Partitions: /boot 100Mib Swap 4Gib / 20Gib /home The rest of the disk It ...
1
vote
1answer
6 views

Can't set correct permissions on share mapping

Im trying to setup a samba share. I want the share to have access rights rwxrwsrws so that everyone can red and write to it. The folder shared on the server where the share resides is sat by chmod ...
0
votes
0answers
46 views

Unable to install yum on cpanel server

I recently signed up on godaddy and have a user account on cpanel I can successfully use ssh to login to my server this is my operating system details when i use uname -a Linux ...
0
votes
3answers
34 views

How to start a windows partition from the Grub command line please help?

I have Windows 10 HOME installed on my system. After I installed Windows 10 HOME, I installed Ubuntu 14.04 LTS on a separate partition so that I could dual boot. I removed Ubuntu 14.04 LTS by ...
0
votes
1answer
26 views

Why does my nfs mount always changes to be owned by root after mounting?

I have a mount point for my nfs share: drwxrwxrwx 2 patryk patryk 4.0K Feb 4 16:23 nfs_share after I mount it I get $ sudo mount -t nfs 10.9.XXX.XXX:/root/src /home/patryk/nfs_share -o ...
0
votes
2answers
90 views

Why does the cd command handle STDIN different than other commands?

Commands like cd cannot have output piped to them in order to change directories--they require command-line arguments. Why does the cd command (and those similar to it, such as mv, cp, & rm) not ...
0
votes
1answer
11 views

Error starting Eclipse on Centos 6 (JVM terminated. Exit code=13)

After extract eclipse-jee-mars-1-linux-gtk.tar.gz and running eclipse I am getting following error. I have installed Oracle JDK. What would be the error and solution ? Java version [root@hithertech ...
0
votes
0answers
151 views

CentOS 6.5 + Pacemaker/Corosync + DRDB + MySQL Error

This is the first time I post on this forum. Glad to join the forum. I doing a project with Pacemaker/Corosync, DRDB and MySQL. I follow the document from clusterlab.org. Everything seem worked OK ...
-2
votes
0answers
9 views

Memory allocation [on hold]

you will implement a memory allocator for the heap of a user-level process. You will build your own version of malloc() and free(). Memory allocators have two distinct tasks. First, the memory ...
0
votes
0answers
2 views

lsusb can't detect pickit2

I have installed Arch Linux (i686) every thins works fine but when I try ti plug the PicKit2 (Programmer for PIC MCUs) and run lsusb it doesn't shown in the list I tryed it on Win7 machine and works ...
0
votes
0answers
15 views

forever stop not working in shell script [on hold]

I have a server in node.js that I must restart every 1 hour. So I created a server.sh file and put this: forever stopall forever start /var/www/server/server.js I tried this as well forever stop ...
0
votes
1answer
16 views

Open Unix/Linux Server via web browser? [on hold]

I want to open my Unix/Linux Server via web browser, then it should automatically redirect to putty session Just a fake GUI to make user fool. Any help would be great. Thanks !
1
vote
1answer
3k views

Trouble switching from DHCP to a static IP on Kali Linux

When I installed Kali Linux 64bit, I forgot to set up a static IP address, and now DHCP determines my address with my router. I have already modified /etc/hosts and /etc/network/interfaces to declare ...
0
votes
2answers
17 views

Why is crontab giving me a permission error message when I copy my backup?

I use a PuTTY session to copy my nightly backups to another location. I log in as the root user and change directories to /store/BackupLocation which holds backups from the last 100 days. I can then ...
0
votes
0answers
8 views

QCad successfully installed but will not launch

I installed QCad on Crunchbang Linux, Waldorf using synaptic. Now when I check in terminal, it is installed $ sudo apt-get install qcad Reading package lists... Done Building dependency tree ...
0
votes
1answer
1k views

How to install Linux capabilities like setcap and getcap?

In my openSUSE 13.2 machine I can apply commands like setcap and getcap on some application. I moved that application to an openSUSE 12 machine that does not have capabilities installed. In the 13.2 ...
23
votes
11answers
22k views

Linux replacement for Apple Keynote software?

I am trying to migrate from Mac OS X to a Linux distribution, maybe/probably Ubuntu. One of my favorite applications for the Mac was Apple Keynote, which makes amazing sideshow presentations. Is ...
0
votes
1answer
23 views

Where does the find command look first if there are directories with the same name?

Suppose I have two different directories with the same folder names: /usr/myDir/ and /home/myDir/ If I run a command such as: cd $(find / -type d -name myDir) it navigates to /usr/myDir. Why is ...
2
votes
1answer
26 views

Sticky name of a USB flash drive in Linux/KDE or: “Where the hell is that name coming from”

I have an USB flash drive that I formerly used as installation medium for Linux Fedora. The stick still has the "Fedora Live USB" installation files on it. When I insert it into my olde laptoppe, it ...
0
votes
0answers
19 views

Linux firmware issues between kernel versions?

I'm running kernel 3.13 with r8169 driver. I rebooted (not shutdown) into a 3.19 kernel with r8169. My network stopped working. I powered off my system with shutdown, waited 60 sec, and flipped the ...
0
votes
2answers
29 views

Wifi trouble on Linux Mint

I've been tackling this day two now. I recently dual booted Linux Mint on my Windows 10 machine. When I installed it, the wifi driver did not seem to be installed. I can only connect via ethernet ...
0
votes
1answer
18 views

Statistics of System usage time (time of day, day of week)

I once found a tool that printed a huge amount of statistics about the time of day and day of week of computer usage when invoked. Unfortunately I don't remember the name neither did Google reveal it ...
5
votes
2answers
462 views

Fully Disable PrntScr Key

I recently came across a Linux feature I have never seen before, where pressing the PrntScr button on the keyboard prints a physical piece of paper with the contents of my console. I really need to ...
0
votes
1answer
21 views

I have no local IP on my CentOS 7.1 dedicated server

problem I've installed net tools and whenever I run ifconfig -a I come up with 2 network interfaces. Here is an example. [root@81756 /]# ifconfig -a eno1: ...
-1
votes
1answer
4k views

ifconfig shows only lo

I'm a beginner using Debian. I've just installed Debian 7.5.0 amd netinst. Actually I am trying to install the firmware through aptitude install firmware-linux-nonfree When I executed ifconfig and ...
14
votes
3answers
29k views

Which users are allowed to log in via SSH by default?

When I set up my Debian 6, I was wondering, which users apart from root whose password I know can log into my system via SSH? When I install Apache 2 a user called www-data gets created. Does this ...
0
votes
1answer
22 views

How do I setup MAC spoofing in Fedora?

I would like to setup MAC spoofing in Fedora, similar do what Tails does to their Debian. Any idea how? Thanks
11
votes
1answer
11k views

How can I mount filesystems with > 4KB block sizes?

I have a 3TB hard disk pulled out of a WD Mybook Live NAS. The partition table is as follows: Model: ATA WDC WD30EZRS-11J (scsi) Disk /dev/sdb: 3001GB Sector size (logical/physical): 512B/4096B ...
1
vote
1answer
6k views

rsh shows “poll: protocol failure in circuit setup”, why?

In the starting rsh worked properly, but after making some changes it shows some error [changes are shown in the end of this question, see that], I am sharing the same. Command $ /usr/bin/rsh ...