Tagged Questions
2
votes
1answer
37 views
What are the differences between “enterprise” and “home” Linux distributions?
Simply as the title says, what are the main differences between these two kind of distributions?
Being Linux basically suited to be tailored to each own preferences and fully customizable in every ...
-3
votes
2answers
65 views
Does kernel run everytime? [closed]
As i know, kernel is a process. so it works in some time Quantum.
but i have heard that kernel works every time.so how we can say kernel works every time?
-1
votes
1answer
52 views
Advantages/disadvantages of virtualizing a CPU? [closed]
I saw that my virtualization tool does not virtualize my CPU. But, it virtualizes everything else. I want to know what could be the reason, advantage/disadvantage of virtualizing a CPU.
0
votes
1answer
27 views
Where can I find an initial/default computer name per OS? [closed]
After installing the OS you get an initial/default computer name, i.e. for some Windows computers is something like "WIN-SJ32FF4". Does it always start with "WIN-"? What would it be for Linux? ...
1
vote
3answers
75 views
Where can I find a comprehensive explanation of hard drive partitioning? [closed]
I have been messing around with linux distros and have been asked to create partitions. I generally just click through the standard options without really knowing what I am doing. Since this kind of ...
0
votes
2answers
81 views
How does the Operating system stop IP spoofing?
I wrote a program which uses a raw socket to craft some packets with spoofed IP.
The raw socket for sending packets is:
// create raw socket
if ((sd = socket(AF_INET, SOCK_RAW, IPPROTO_RAW)) ...
4
votes
6answers
127 views
Are we suppose to manually delete contents of /tmp?
I was under the impression that /tmp will regularly delete "old" files. Seems to me that /tmp will just grow as long as it wants to and won't delete anything. Some people say it's betetr to just leave ...
2
votes
1answer
88 views
Install Linux (BackBox/Ubuntu) beside Mac OSX
I have a MacBook Pro late 2008, 120 GB SSD & 250 GB instead of the CD-Drive. Now there's Mac OSX on both, but I want to install Linux Ubuntu on the HDD. Now there is the problem: "What Bootloader, ...
17
votes
4answers
1k views
Why does Linux use a swap partition when the kernel supports paging/virtual memory anyway?
As far as I understand paging and swapping, they're completely different concepts. While swapping means, that a process is either completely in physical memory or on the hard drive, with paging parts ...
0
votes
1answer
112 views
How to keep Debian Squeeze's size to bare minimum? [closed]
Sometime ago I bought a VM and it had Debian Squeeze minimum installation, it was only using 2.8GB space.
Now I bought again from another provider but the OS they installed used 6.8GB.
My question ...
-2
votes
1answer
84 views
Can Ubuntu or Windows run OS X?
Can Ubuntu run Mac OS X?
I currently run Windows 7 – can I download and run one of the OS X programs?
0
votes
1answer
35 views
Modifying the linux scheduler
I want to change specific parameters of the linux CFS scheduler like the virtual runtime of particular processes dynamically ( vruntime parameter in the sched_entity ). Is there any definite method to ...
-1
votes
0answers
12 views
Dual OS configuration [duplicate]
I have installed windows and Linux(ubuntu) on the same machine. Now the problem is when I start my machine, It directly goes to Linux and not asking me for the selection of OS either I want to load ...
1
vote
2answers
57 views
ls executes slowly on remote server
I have a very strange problem, one that may be too difficult to diagnosis without machine access, but maybe someone here may be able to help.
I am using OS X, and on my local machine ls executes ...
-1
votes
2answers
46 views
Which OS to select? [closed]
I'm software developer. But also I'm man of wide interest range such as photography, music, video editing ..
Why I tell all of this?
It all makes difference when you select right OS for yourself. ...
0
votes
1answer
60 views
Linux OS for Mac PowerBook g3 (1998)
So I got a PowerBook G3 off EBay (I don't know why, I just did) and it arrived. Now that I have it i realised that is nearly useless running Mac OS 9. My question is : Is there a Linux distro, like ...
0
votes
0answers
44 views
Flash Drives: Many small v. one large [closed]
I would like to create a collection of bootable OSs, however to get the most life out of my flash drive(s) should I buy:
several 2GB drives and use each one for a different OS, or
one large 8-16GB ...
0
votes
0answers
378 views
Aspire V5-531 Operating System Not Found
I recently purchased an Acer Aspire V5-531. I replaced the 320GB HDD with a 120GB Kingston SSDNow V200 and installed Linux booting with rEFInd.
Due to a necessary change, I have to move back to ...
1
vote
1answer
368 views
dd command to create bootable iso image of hard disk
Is it possible to use dd command to create a bootable ISO image from hardisk ? I use below command:
dd if=/dev/sda of=/mnt/sdb/my.iso
I am able to create ISO, but when i try to boot i get error, ...
4
votes
2answers
238 views
What is the difference between Ubuntu, Xubuntu, and Lubuntu
I am relatively new to Linux operating systems and I'm trying to find out more about them. Unfortunately, I cant find a whole lot of good sources about them. Right now I get a bit confused and mixed ...
0
votes
1answer
1k views
cat /proc/meminfo what do all those numbers mean
In reading the man page on the free command in Linux. I found that is gets its info from /proc/meminfo.
I understand a few of the entries, like MemTotal and MemFree. What do the rest mean.
cat ...
0
votes
1answer
155 views
Mouse double-click min interval
This is the second mouse dying on me because of a poor switch !
Under most operating systems there is a option to set the max time interval in which two mouse clicks are processed as on double click.
...
1
vote
2answers
75 views
What would I need to do to clone a Linux install to another machine?
Basically, I want to make an image of one Linux install I have, and distribute it over similar (if not identical) spec machines on a network. I know it is possible, however am unsure of what needs to ...
0
votes
2answers
224 views
Linux Distro - GUI similar to Windows [closed]
I am in the process of refurbing several older laptop machines for use by a couple college guys we have in training to learn basic web development in python. These are students who intern at my ...
0
votes
2answers
502 views
OS for Eee PC 4G Surf
I have an Eee PC 4G Surf, which I have not used for more than a year. My mothers netbook just broke and I was thinking to activate this device for her. However, I want to know what OS to install on ...
0
votes
0answers
20 views
Parameters that determine the responsiveness of an operating system with graphical interface with special respect to linux [closed]
What parameters do mainly influence the responsivness/snappiness of an operating system with graphical user interface?
How are the default values of those parameters in linux compared to windows and ...
1
vote
3answers
1k views
Redirect stdout while a process is running — What is that process sending to /dev/null
I've run a command and redirected it's output via > /dev/null
Now that it's been running significantly longer than I expected I want to see what it's doing.
Is there a way to re-redirect the ...
-3
votes
3answers
554 views
what is the exact command to Restart a redhat linux system?
I am new in linux, I want to know the exact command to restart a red hat linux server 6.3. and it has to start network drivers etc.
I am using VPN to connect to remote machine using VNC.
Can anyone ...
56
votes
5answers
3k views
What are the functions of the BIOS while the operating system is running?
I always wondered whether the BIOS (apart from conducting POST, starting the bootloader and passing control to the OS after one presses the power button) has any purpose or function while the ...
4
votes
4answers
258 views
What are the risks (if any) of installing an older version of Linux
My machine has limited RAM capacity. Newer Linux distributions seem to require more memory (often 1 GB or more) and seem to consume more than 500 MB on itself.
Is it safe to use an older version of ...
0
votes
0answers
21 views
32-bit or 64-bit OS? [duplicate]
Possible Duplicate:
32-bit vs. 64-bit systems
I just built a new box which has an i7 3820 running as CPU.
I usually run linux distros on my boxes. Is it best to go with a 64-bit distro ...
0
votes
3answers
227 views
Is Windows defragmentation recommended before installing Linux?
I want to have both Windows and Linux installed on one HDD.
I always install Windows first because GRUB recognizes Windows and auto-configure its config files. So I installed Windows, installed some ...
2
votes
2answers
430 views
Is my laptop processor 64bit?
I have a Lenovo Ideapad Y510. I have always used 32bit OS in it. Yesterday I came across this detail of my laptop and it says processor of my laptop is 64bit (hope I have not misinterpret anything) so ...
1
vote
3answers
118 views
How could I pack my linux installation to installable DVD
I have spend more than 2 months configuring my openSUSE 12.1 linux as ultimate development environment with manual installs of many tools and packages. How could I pack this as my own distro on a DVD ...
0
votes
0answers
66 views
Does Linux Kernel 3.x still use the Completely Fair Scheduler for process scheduling that was introduced in 2.6.x
If not, then what scheduler does it use and how does it work? Please provide a source
0
votes
2answers
101 views
Turn 2 USB type A ports (receptacles) into an extension cable with 2 type A receptacles using Linux?
I'm currently trying to connect 2 USB devices together, but both ends are type A plugs.
Before I buy a physical extension cords with 2 type A receptacles, I'd like to know if I can connect these 2 ...
1
vote
3answers
283 views
What is the meaning of those numbers in the second column after typing “ls -l”?
drwxr-xr-x. 2 root root 4096 Jun 29 16:44 db
drwxr-xr-x. 2 root root 4096 Jun 29 16:44 djproject
-rwxr-xr-x. 1 root root 38 Jun 29 16:44 index.html
drwxr-xr-x. 2 root root 4096 Jun 29 16:44 jobs
...
0
votes
2answers
361 views
Installing multiple versions of a shared library
I am running ubuntu 10.04 and I want to use tmux 1.6. tmux has a dependency on libevent 2.
My solution was to compile libevent2 and drop into /usr/local/lib then compile tmux against this lib and ...
1
vote
4answers
16k views
How to Extend primary partition(/dev/sda1) in linux?
Im having a problem, my primary partition is running out of space. Due to this, I can't access linux machine remotely (through vncserver). I have another drive (/dev/sdb) having much more free space. ...
1
vote
1answer
407 views
How to set Linux processor affinity to single core?
How can I set processor affinity in Linux machine (Fedora) that user duel core Intel(any) CPU?
I want the other core to shut down.
Thanks
0
votes
0answers
121 views
Wifi that not connected after installed Ubuntu
I use Toshiba. My laptop just installed Ubuntu LTS 12.04. after the install, my Wifi is still good, a day later could not connect Wifi, but Wifi ON. then 2 days later Wifi is good, and then to the ...
2
votes
2answers
224 views
Why do people care so much about boot time of an operating system? [closed]
I run both Windows and Linux, and I rarely restart my computer, once a week or a month. I just close the lid to put it to sleep or just press sleep. But whenever I see an operating system being ...
1
vote
0answers
98 views
Linux and battery usage [closed]
I want to install a linux distro on my laptop but I do not want to have a massive battery drain. I remember reading some kernels drain the battery faster then others? Would Mint Linux or Ubuntu out of ...
6
votes
2answers
558 views
How long will a USB key with an OS installed on it last? [closed]
I've heard numerous times that installing an OS on a USB key is a bad thing to do, as USBs typically have a certain number of writes before dying, and installing an OS on it will wear it out (unless ...
1
vote
0answers
158 views
Failed to boot macbook from Ubuntu USB
I am trying to put Ubuntu on my aging Macbook, as my optical drive is dead, I am following this guide to do so via USB.
The process seems to go fine in the terminal, but when I boot I only get a ...
1
vote
1answer
527 views
File system concepts (df command)
I'm finding it difficult to understand some stuffs about the df command. Suppose I type df and I have the following output
Filesystem 1k-blocks Used Avail Capacity Mounted on
...
56
votes
13answers
5k views
Is Unix not a PC operating system?
I am doing my bachelor's degree at a university. In a written assignment, the professor posted the task: "Name three PC operating systems".
Well, I went on an included a variety of OSes (Linux, ...
16
votes
7answers
2k views
Why does Windows not recognize files inside Linux partitions?
I dual booted my Windows XP, installing Linux Mint. I found out that when using Linux Mint, I could see and open files installed on Windows XP, but when using Windows XP, I can't see and open files ...
0
votes
1answer
290 views
Linux Mint VM in VirtualBox freezes with DISKFULL error
Disk partitioning guide for Linux Mint Debian
This guides shows me how to partition my HD for Linux Mint. I'm trying to install Mint as a guest client on Windows 7 hosted VirtualBox. I used to let it ...
1
vote
2answers
358 views
Installing OS on hard drive, then moving hard drive to another machine
I have an old desktop which doesn't have a working CD/DVD. I want to install Linux on it in the simplest way possible.
I'm thinking I could solve this problem by removing the hard drive temporarily ...
