The layer between your hardware and software. It manages disk input/output, memory allocation, graphic acceleration, hosting device drivers and various other resources.

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3
votes
1answer
56 views

USB does not boot when trying to install Linux on my Asus EeeBook X205TA

I already made this question on the AskUbuntu (link) community, but had no good answers/help. So, here I am. I am trying to install Lubuntu on my Asus EeeBook X205TA that came with Windows 10 Home ...
0
votes
1answer
20 views

Can't boot Windows 10 after installing Windows Server 2008

I installed windows server alongside Windows 10 and whenever I start my computer I don't have the option to boot Windows. When the computer starts it goes straight to windows server 2008 without ...
1
vote
2answers
16 views

User named 'daemon' has a process 'urlexceptiond' in OS X process list

What is this process called urlexceptiond in OS X (latest version)? The user is daemon and I wonder if it could be malware ?
0
votes
2answers
3k 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 ...
3
votes
4answers
9k 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 ...
1
vote
0answers
11 views

How to make Windows Boot Manager default bootloader

I had Windows 7 OS already on my computer, and then I installed Linux Ubuntu 16.04 LTS, so now I have dual operating systems, but also now my default bootloader is this GRUB (purple crap) screen, is ...
0
votes
2answers
14k views

Upgrading RAM in Dell Optiplex 380 [closed]

I've Dell optiplex 380 machine and I've 32bit Windows 7 ultimate OS on it with DDR3 2*2GB RAM on it. I want to upgrade my machine to use 8GB RAM with 64bit windows 7 ultimate OS and want to install ...
2
votes
2answers
800 views

How do I print multiple images to one page on Chrome OS?

I cannot seem to figure out how to print multiple pictures per page using Chrome OS. Would appreciate any advice. I'm googling and searching for a Chrome OS app or extension now, but so far no luck. ...
0
votes
1answer
25 views

At is scheduling the job but not executing the commands under it

Please help me solve my issue on at command. I am giving the below command and it is not executing. # at now at> ls -l > txt.txt at> <EOT> job 1 at 2016-04-27 11:31 when I try to ...
0
votes
1answer
29 views

Solaris T5120 How do i got about installing OS

I have a Solaris T5120 it has a DVD Drive i am new to Solaris or specially with the servers that don't have display port to connect a monitor. So when i power it on i am not sure what to do ...
-1
votes
1answer
23 views

why does asynchronous I/O require buffering?

I read in some introductory lecture notes on I/O and operating systems that "asynchronous systems require buffering". Why is it so please? Cheers
2
votes
1answer
25 views

Accidentally Formated /dev/sda1

I was messing around with some partitions on a PC that has both Windows 7 and Ubuntu 15.04 installed on it. In gparted, I distractedly formatted /dev/sda1 as fat32. Upon rebooting, I got the message ...
0
votes
3answers
74 views

Two CPUs as a single system

I don't know whether this is a foolish question or not. Is there a way to make two separate dual-core systems to run as a single quad-core system under a single operating system?
1
vote
2answers
635 views

View all login history on macbook pro OS 10.6.8

What command can I use in terminal to see login history? I think it's possible someone created a hidden account or booted the machine in safe mode.
1
vote
1answer
6k views

Redirecting or routing all traffic to OpenVPN on a Mac OS X client

I have configured an OpenVPN (2.2.1) server on an Ubuntu virtual machine in the Amazon elastic compute cloud. The server is up and running. I have installed OpenVPN (2.2.1) on a Mac OS X (10.8.2) ...
9
votes
1answer
249 views

Why do x86 CPUs only use 2 out of 4 rings?

So either Linux or Windows based x86 systems only use ring 0 for kernel mode and ring 3 for user mode. Why do processors even distinguish four different rings if they all end up using just two of them ...
3
votes
1answer
44 views

Thread states linux vs windows

Linux has: ready, blocked, running, terminated. Windows has: Ready, Deferred ready, Standby, Running, Waiting, Terminated, Initialized. Why does Windows have so many states? What advantage does this ...
7
votes
1answer
3k views

Install Chromium OS, but not from a USB

How can I install Chromium OS on my PC? I do not mean in a virtual machine, but actually a dual boot. I know you can boot from a USB, but that is not what I'm looking for. I really want to install ...
8
votes
6answers
10k views

Windows OS on external hard drive

Is it possible to install Windows OS to plug and play storage devices such as external hard drives, HDD enclosures (with SATA hard drives), USB flashdrives and the likes? What OS's? And if it's ...
0
votes
0answers
15 views

System-supporting SSD

I own a laptop which has a 1TB HDD and a 25GB SSD to fasten the OS. If I'd wipe that HDD, would the SSD still be used for this purpose? Or how can I set it to behave this way? Is it set only for the ...
-1
votes
1answer
673 views

Task Bar is not working Windows 10

I am having problem with my Windows 10 Taskbar. I can't click on tray icons nor i can search in the search box. Even if i press window key from keyboard nothing pops up . I don't know why it's ...
1
vote
0answers
8 views

Booting IDE as master, no boot, no operatingsys (/w status need?)

Have been making use of this forum for years, now it's time to make my own, first question! Gheghe I have been braking my head on this one. Partitioning status (IDE must be booted in another PC) ...
1
vote
1answer
3k 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 ...
0
votes
2answers
6k views

Installing drivers after the OS reinstallation?

First of all, does clean install of an OS delete the drivers installed on the hard disk? If so, will the new OS that is being installed contain drivers necessary for the hardware to perform properly? ...
-1
votes
1answer
30 views

Can I reinstall Windows 7 32-bit Installer in my 64 Bit laptop. Lost it's user account password [duplicate]

I forgot my password in my 64-bit laptop and I have a 32-bit installer. I have not tried it yet because I am not sure, I will run it in BIOS.
-2
votes
0answers
21 views

Free Up Storage Space on OS Partition Windows Server 2008

Managing a server running Windows Server 2008 that was not given enough storage space on the OS partition to begin with. While resizing would be the best option, I need a quick solution (other than ...
0
votes
0answers
9 views

Using ab command, 100 concurent process fails in Linux, How to solve this issue for Linux?

What i have done : I have used following ab command : ab -n 1000 -c 100 http://192.168.101.143:8558/num?num=5 Here, I am trying to generate 1000 http request , 100 concurrent process, port ...
0
votes
2answers
16 views

Reboot after installation necessary?

Some apps, mainly antivirus apps, drivers, other non-OS update stuff mostly demand a reboot after an installation or after an update ends. I'd like to know, why? If an app changes its data or system ...
1
vote
0answers
35 views

Is it possible to have a HDD with Windows 10 and a Linux fully encrypted with VeraCrypt?

So I'd like to set up a multiboot system on my 4TB hard drive with Windows 10 64bit and a Linux distribution such as Debian and fully encrypt it with VeraCrypt. Is this possible? And if so how?
8
votes
1answer
595 views

Can a Telnet server detect the client being used through the protocol?

While web browsers send, among other things, the User-Agent string, does the Telnet protocol have a similar method of determining anything about the client connecting to it? OS? Specific Telnet ...
0
votes
0answers
45 views

recovery disc 2 not detected, recovery not progressing from 51%

I made system recovery disc,using dell back up and recovery.It requires 2 disc. Now i want to recover,during recovery after completing 1st disc with 51%,computer asks to insert disc 2.I inserted it ...
0
votes
1answer
36 views

Operating system and hardware lifespan

In the last few days, I started questioning about operating system X hardware's lifespan, to direct it in some specific research. Do you think is possible that an operating system can increase or ...
7
votes
4answers
99k views

An operating system wasn't found

When I boot my computer, it boots fine. When I restart it though, I get the following error: An operating system wasn't found. Try disconnecting any drives that don't contain an operating system. ...
33
votes
6answers
33k views

Why can't a 64 bit OS run a 16 bit application?

Why is it that: a 32-bit OS, when installed on a 64-bit CPU, can run old 16-bit applications, but if you install a 64-bit OS it can't run those applications directly and need some sort of emulation ...
3
votes
1answer
34 views

How do Access Points determine the client's OS?

I noticed that my router (Asus RN-N12E_B1) shows the operating system next to the clients that are connected to it. How does it determine that? Via User Agent? What other methods does it have at ...
0
votes
1answer
43 views

Installing Windows7 on iMac which already has Windows

friend of mine has iMac with Windows XP, without OS X. And here's the thing, is it possible to install Windows 7 on it? Because boot camp is not working or at least is not working as intended. Thank ...
10
votes
5answers
6k views

RAMDISK OS? Installing Windows 10 on a ramdisk

Is it possible to put the entire operating system on a ram disk? If I have 16 GB of RAM and it is an Intel Xeon. I don't have an SSD and my hard drive is killing my boot time. So can I just allocate ...
0
votes
2answers
69 views

Windows 10 - High level OS folder, taken ownership but still can't modify

Right so I'm trying to delete an empty WindowsApps folder on Windows 10. I've tried taking ownship of the folder. However whenever I try to delete the folder it says I need permisson from myself. ...
0
votes
1answer
39 views

Damaged touchscreen, disabled in Device Manager, does it still generate interrupts?

A friend of mine has (had) a touchscreen laptop. While carrying it, they hit the screen and the glass cracked. The damage is hardly noticeable when looking at the monitor, but unfortunately it is also ...
-1
votes
1answer
20 views

out of 2 hard disk only one is detected while reinstalling the windows 7 os in pc

i am using windowos 7 os with 2 hard disk one hard disk is 256gb and another one is 1tb hard disk,after sometime i got some problem so thought of reinstalling the os,while reinstalling the os only one ...
20
votes
7answers
28k views

Are we supposed to manually delete the contents of /tmp?

I was under the impression that “old” files in /tmp will be regularly deleted. However, it seems to me that /tmp will just grow as long as it wants to, and nothing will be deleted. Some people say ...
20
votes
7answers
86k views

What is the maximum number of partitions that can be made on a hard drive?

What is the maximum number of partitions we can make on hard disk in Windows? If it is limited to some particular number, why can we assign all the letters C through Z to drives? If it is a special ...
1
vote
0answers
70 views

Triple-boot: OSX, Linux, & Windows with full disk encryption

I have a Macbook Air (MacBookAir6'2) that I want to set up a triple-boot on: Required Operation Systems: OSX (10.11.3) Linux (Debian based: Elementary or Mint) Windows 8.1 Pro The 2 main ...
2
votes
2answers
40 views

Can unplugging a VM be harmful?

We know that unplugging the power cable from a PC may damage your hard drive and may corrupt your OS. Could the same harm (or any harm) happen if I unplug a VM (simulated by Power Off option in VBox ...
0
votes
0answers
210 views

How to install wifi card in parrot security OS

I just installed 'Parrot Security OS' on my computer. After installation I am not able to access WI-FI . There is no WI-FI option at all. I am currently using HP pavilion 15-p206tx laptop, which is ...
0
votes
1answer
29 views

VPN Leak Test Results understanding

I just set up a new VPN on Ubuntu server... I did a leak test on https://dnsleaktest.com/ (My default DNS is google DNS) and It came up with alot of servers when I did the extended test. Is the more ...
0
votes
0answers
66 views

High system interrupt usage, how to troubleshoot?

I have read through lots of article on the Internet and some thread in superuser but still can't figure it out what is the issue. Things I have tried: Disable fast startup Update driver (you can see ...
0
votes
0answers
18 views

Procedures to install Win 7 ULT on SONY Model SVE141J11W

I've been trying to make USB pendrive a bootable device to install OS into my friend's PC. But it said that I need an additional amount of certain space to copy windows into the USB. I have also tried ...
0
votes
0answers
30 views

Remote Procedure Call Error in Windows 8.1

I am using Windows 8.1 and occasionally use the 'metro' or 'modern' functionality built into it to take a peek at my system settings. Today when I tried to open "Add or remove devices" or "Windows ...
-1
votes
1answer
86 views

Windows cannot be installed to this disk. The selected disk is of the GPT partition style?

I am trying to install Windows 10 in my laptop. I am not allowed to install on any of drive. It keep through error of "Windows cannot be installed to this disk. The selected disk is of the GPT ...