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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4 views

Installation guide for IBM Lotus notes 9.0

can someone help me in installing IBM Lotus notes 9.0.
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0answers
3 views

nvclock segfault with CRC mismatch

When trying to load nvclock_gtk it terminates with a segmentation fault. Reading symbols from /lib64/ld-linux-x86-64.so.2...warning: the debug information found in "/lib64/ld-2.19.so" does not match ...
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3answers
29 views

8G RAM and SSD - how big should the swap be?

I have a computer with 8G RAM and a 128G SSD. I don't plan hibernating. What swap size would you recommend? Would you change any swappiness? In the nearest future I'll compile programs (or even ...
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0answers
16 views

Physical Address Extension - how do virtual addresses work?

I'm running Debian Linux. uname -m says i686 which means 32-bit architecture machine with pae flag enabled. getconf LONG_BIT is 32. Installed RAM capacity is 6GB. My /proc/cpuinfo has an entry ...
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1answer
23 views

eth0: supported ports

I am having a board with RTL8111/8168B PCI Express Gigabit Ethernet controller, which requires r8169 kernel module to work. After inserting this module, network get started by eth0. Now, due to old ...
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1answer
35 views

Unable to install new kernel in ubuntu server. “gzip: stdout: No space left on device” error even though abundant disk space

I am trying to install a new kernel on Ubuntu Server and I am unable to complete it due to a "gzip: stdout: no space left on device" error. The full error was produced after running sudo make ...
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0answers
9 views

What permissions apply if specific user's permission on file or directory differ from user's group to which this user belong to in Linux? [duplicate]

Case 1: User has "rwx" permissions to certain file or directory. But has no permissions "---" in group it belongs to. Question: who wins - Does user have "rwx" or "---", effectively (not what's ...
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1answer
28 views

How can I replace the stock driver module inside a Linux ISO?

In particular, I want to replace the stock network drivers (r8169) with something else (r8168) in the installation ISO. Is this possible? Currently, I have to install Ubuntu/Debian/CentOS (same ...
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1answer
22 views

How to rotate log files [on hold]

i have made a script to zip my log file but by mistake both file is there in directory original and zipped. so is there any command can be used so that i can remove the original file only in one ...
2
votes
1answer
13 views

Taking a clone of a customized RHEL server hosted in a data center remotely

We are planning to upgrade OS to RHEL 6.6 on all our servers. All our servers are located in a data center. We have to follow a repeated process of installing application stack, securing, hardening ...
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1answer
25 views

How to do doxygen documentation?

My boss told me do documentation in doxygen and i am new to it. i did google and found you can do codes documentation in doxygen, but what about Details and text documentation which doesn't has codes. ...
2
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2answers
32 views

How to defend against a Live USB computer hack

A Linux installation can be simply hacked by using a live USB/CD, gaining root access on the live distro, chrooting to the target filesystem and running passwd root. One can use grub too. There may be ...
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1answer
18 views

Linux Mint on USB - mtab is a folder, not a file

I just installed Linux Mint Maya (13.2) onto a USB stick with uNetbootin (http://sourceforge.net/projects/unetbootin/). The install seems to work ok, and has a "persistence" partition which allows ...
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0answers
9 views

NVidia drivers and Linux distributions for Dell notebooks (Optimus techonoly)

I am trying to install NVidia drivers for CUDA in my Dell Notebook (Vostro V14T-5470-A50) with a NVida GTx 740M. My linux distribution is Ubuntu 14.04 LTS. The problem is that the screen freezes just ...
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0answers
8 views

How do I install and configure Graphics drivers on SliTaz Linux

How can I install graphics and other driver on linux slitaz lspci | grep VGA Result 00:02.0 VGA compatible controller: Intel Corporation 82845G/GL[Brookdale-G]/GE Chipset Integrated Graphics ...
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1answer
41 views

how to disable access time settings in Debian linux

Performance Best Practices for MongoDB implies that: Most file systems will maintain metadata for the last time a file was accessed. While this may be useful for some applications, in a ...
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0answers
7 views

FATAL: ThreadSanitizer can not mmap the shadow memory (something is mapped at 0x2ba33adb9000 < 0x7cf000000000)

I am trying to use thread-sanitizer functionality in my code .For doing so I have used following script : g++ -Wreturn-type -fmessage-length=0 -std=c++11 -c -O2 -fno-strict-aliasing ...
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0answers
50 views

Which boot loader is commonly used on Linux distributions and why?

I have been using Ubuntu on my local machine and occasionally running Debian and other Linux distributions for experience. Until recently I thought Grub2 is far common, but that was misleading. While ...
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0answers
29 views

Python, C or C++ for Linux admin [on hold]

First of all this is the first time for me to ask a question and I'm not sure exactly if its in the right place as I can't find a place for what I've, if it's not the right place then please guide me ...
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0answers
6 views

Is there a key binding to switch to “last” workspace in mint 17.2?

Mint 17.2, Cinnamon. I use dconf editor to set up my hot keys to switch between workspaces. Here is the relevant portion of my workspace key bindings: What I want is a key binding that switches ...
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0answers
18 views

Arch Linux Boot Halts on “Started Authorization Manager.”

I was using Arch Linux on my laptop, and during the shutdown procedures there was something making it wait and during that time my laptop ran out of batteries. Now when I try to boot it halts. This ...
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0answers
23 views

Detect when sdcard removed

I'm working with a small Arm board (Emtrion) running Debian Linux. Emtrion has provided an sdcard image that can update the boards flash. I would like to extend the simple update script, so that when ...
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0answers
4 views

Adobe Experience Manager Author Server running maximum CPU

Adobe Experience Manager Author Server running maximum CPU I have an adobe experience manager author server which is using 100% CPU. When I check the online sources and documentation, I was asked to ...
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2answers
19 views

KeepAliveD Documentation

I am looking for a consolidated documentation for KeepAlieD. My apologies if this is not the right place to ask this question. However, even after extensive googling for 2 days, i could not find a ...
2
votes
1answer
42 views

Grep on single line [duplicate]

I have a script that streams a pattern in a single line (no linebreaks). I want to grep stock_ticker in that line and output it as soon as I have found one. Now the script is never ending and is ...
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1answer
27 views

Is it possible to delay booting the system after the user has pressed the power button? [on hold]

I want to delay the time to load the kernel after the user has pressed the power button by 10 seconds. Reasons for this is a machine we have built which requires other components to start sending data ...
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0answers
25 views

apt-get error installing software on Parrot OS

I am trying to install Evolution Email client but when I run "sudo apt-get install evolution" I get the following errors: "Reading package lists... Done Building dependency tree Reading state ...
0
votes
1answer
22 views

Extract source commands of an existing gnome terminal session? [duplicate]

I have a bit of a situation. One of my co-workers just overwrote everyone's bashrc and bash_profile files. My custom settings have been lost. However, I still have a terminal open which sourced my own ...
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0answers
7 views

How to set user creation limit on vtiger CRM?

I have installed vtiger latest version. In the admin panel how to set the user creation limit? I need to set maximum users = 10.
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1answer
14 views

Building RPM results in nothing generated in RPMS directory

I am building a RPM on RHEL. After following https://fedoraproject.org/wiki/How_to_create_an_RPM_package, I put my front.tar.gz in /rpmbuild/SOURCES, and make the spec file like this: Name: front ...
0
votes
1answer
17 views

ispconfig PHP not parsing on apache2 virtual host

I have trouble installing ispconfig 3 on my (L)Ubuntu 15.04. I can fully install ispconfig but I can't reach the website when viewing the virtual host of apache2. I can open ispconfig from ...
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0answers
22 views

Sending data from rs232 [duplicate]

I'm trying to write a loopback test with pins 2 and 3 connected. I am using Ubuntu OS and java for the code. The library that I'm working with is JSSC. I am able to read and write from the serial ...
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0answers
28 views

accidentally remove all files in root, any way for recovery? [on hold]

i accidentally removed all files in root path. is there any way for recovery? now, it will appear the GNU GRUB when I log in
1
vote
1answer
39 views

pendrivelinux install on usb stick - only uses 5.8GB of a 14.7GB usb stick

I used http://www.pendrivelinux.com to build an installation of Linux Mint on a USB stick, so I could have a portable OS (mainly for work emergencies). It's installed, and works fine, but it's only ...
2
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0answers
8 views

pppd issue over serial cable

I'm trying to set up a ppp connection between 2 computers via serial cable, to enable TCP/IP over serial. Computer1 -> USB-Serial Converter -> Serial Cable -> Serial port of Computer 2 On computer ...
3
votes
1answer
36 views

Why don't most common Linux package managers allow package installation for normal users? [duplicate]

I tend to install quite a lot of packages with ./configure --prefix=$HOME && make && make install. Why can't I do this as easily with dpkg or yum? Or if I somehow can, what is the way ...
0
votes
1answer
6 views

Uninitialized constant RUBY_PATCHLEVEL (NameError) while running Homebrew on linux

I am trying to install homebrew on linux. I followed the instructions at https://github.com/Homebrew/linuxbrew and installed homebrew with no errors but when i try to execute, i am getting the below ...
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0answers
22 views

X will not start, Centos 7

I installed X/X11 and proceeded to install DWM on my X220. However, X does not start and I am having trouble figuring out why. I have posted the /var/log/Xorg.0.log file here: ...
0
votes
1answer
31 views

What is the difference between loop device and block device? [on hold]

I want to create a loop device myself, I want it to have a special name, say /dev/loop-test-0. I want it to be up after I reboot the machine. I though that I can use mknod for this, but this doesn't ...
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votes
2answers
51 views

Drivers for Marvell 88SE9230 SATA controller on Linux

I have just purchased a SuperMicro X10SBA, where i intend to use the onboard Marvell 88SE923 SATA controller for RAID1. Unfortunately SuperMicro has written that RAID is only compatible on Windows ...
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votes
0answers
9 views

Fast & Traceable copy of 2 TB data over Gigabit LAN from Ubuntu live mounted Volume to Synology NAS (Win SMB, NFS, Mac AFP)? How? [on hold]

Fast & Traceable copy of 2 TB data over Gigabit LAN from Ubuntu live mounted Volume to Synology NAS (Win SMB, NFS, Mac AFP)? How? I am going a Data Recovery using a Unbunto Live CD (14.x LTE) ...
0
votes
1answer
28 views

Recover system gcc on linux

I was trying to install manually gcc and forgot to specify --prefix=. So, after make install binaries were installed on standard paths (like /usr/bin/ or smth.) And now as I type gcc --version it ...
1
vote
0answers
11 views

What is the Linux scsi mid-layer

In the Linux storage stack there are 3 levels: upper, mid and lower. Therefore, I know what it is in that sense. What I'm hoping someone will know is, what files in the Linux source tree actually ...
2
votes
0answers
18 views

EDID - help to detect proper DPI and refresh rate values

I just tried to extract EDID file data with read-edid util; The thing is the output shows : $sudo get-edid | decode-edid ... Manufacturer: AUO Model 20ec Serial Number 0 Made week 0 of 2013 EDID ...
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votes
1answer
13 views

Convert Asyncronus reset into syncronus reset in verilog

I have multiple Verilog RTL files in which we have use asynchronous reset. But I want to convert asyncronus reset to synchronous reset. Before: always @ (posedge clock or negedge reset) After: ...
3
votes
3answers
119 views

Symbolic link creation failing: change ownership issue

I am facing some issue with creating soft links. Following is the original file. $ ls -l /etc/init.d/jboss -rwxr-xr-x 1 askar admin 4972 Mar 11 2014 /etc/init.d/jboss Link creation is failing with ...
2
votes
1answer
21 views

Console timeout blanks to white instead of black

My hardware screen on my laptop turns white, when the console timeouts and blanks, upon idling. I would expect it to normally turn black or turn off the screen entirely. When clicking a button, the ...
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0answers
16 views

What do the parts of an acpi event mean?

I have a ThinkPad laptop with dual batteries, and I want to write an indicator app for GNOME which performs an action when the external battery is plugged/unplugged. To read these events I connect to ...
1
vote
2answers
28 views

Directory in /proc that isn't process dir but start with number?

Quick question. Is it possible to create directory in /proc that starts with number but isn't process directory (where name is PID)? I write software that searches for process directories and I wonder ...
1
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2answers
26 views

How to get the name of USB driver in use in linux

I'm running Ubuntu 14.04 on my laptop. I'm having USB related issues in my laptop. It works sometimes and sometimes doesn't. I thought of fixing the issue myself. So, I wanted to know if there is a ...