All Questions
Tagged with operating-systems linux
252
questions
0
votes
0
answers
61
views
My python application doesn't want to cross-compile using Yocto
I'm currently trying to set up a Linux OS for one of our embedded projects, I've successfully cross-compiled many packages from pypi using the PiP2Bitbake package but when I tried to do it with a ...
0
votes
2
answers
197
views
How to achieve SD card's life service to 10 years or more? [closed]
I have read from this link https://www.sdcard.org/consumers/faq/#servicelife about SD card's service life that with normal usage it can reached to 10 years or more? Wow, this is truly amazing! I know ...
- 87
0
votes
0
answers
105
views
Centos 7 yum update issue
I am getting the below error while doing the "yum update" in centos7. I tried all other ways to fix but nothing is working. Please find the below full error for your information.
Please find ...
- 1
1
vote
1
answer
191
views
Why do most Linux distros rely on `sudo` instead of using capabilties?
Sorry if this isn't the right QA forum. I couldn't think of where else to post this question.
The Linux kernel has supported capability-based security for quite some time but I don't see many ...
- 13
0
votes
0
answers
252
views
unable to install tree with brew in macBook bro M2
I am trying to install tree command on my MacBook pro M2 machine but seems like brew is not working
brew install tree
Error: Cannot install in Homebrew on ARM processor in Intel default prefix (/usr/...
- 101
1
vote
1
answer
71
views
Cannot reboot after failing to install kubuntu
I was trying to install Kubuntu on my laptop (I am using Acer laptop). After booting to the USB contains the setup of Kubuntu, I decided to try Ubuntu first. When finished trying, I pressed restart in ...
- 55
2
votes
0
answers
195
views
No operating system found specifically on reboot
I've got a HP EliteBook 8460p running Linux, and when I reboot the system, during boot it throws error No OS found; however, if I shut it down, then start it manually by button, everything works as it ...
-6
votes
1
answer
315
views
How much types of User account in Kali Linux? [closed]
types of Users in Kali Linux and their function. How to login with kali Linux os system. tell me its command lines.
-4
votes
1
answer
642
views
Can't login to Ubuntu in virtual machine
When I updated the system, and then I restarted the machine, I don't know why it's showing this picture:
Can someone solve this problem?
I tried to restart the machine again and again, but its still ...
Hiroki Matsumoto
0
votes
0
answers
117
views
rhel + disk util is very high , what is the impact for long term
we have backup server with rhel version 7.2
server is VM machine , and OS disk is VMDK disk
disk used space is around - 50% , and from smartctl we not see problem
as we can see from follwing details
...
- 861
2
votes
0
answers
24k
views
What causes those ACPI errors in Linux (and how to fix them)?
I installed Linux Mint 21 on my HP laptop. I got some errors I don't know how to solve. The first 2 days after installation, I had the following errors:
This is the error I was getting after I boot ...
- 195
0
votes
1
answer
2k
views
Why does a computer slow down when left running for a long time without restarting?
I am currently using Windows and see that I need to reboot my PC time to time, without which it feels slow. That is if I keep running it for 4 - 8 hours without restarting, it'll start to slow down ...
2
votes
1
answer
3k
views
Change tty/pts ssh session between Unix client & server
Hello everybody i ask if is possible switch between /dev/pts/1 and dev/tty/1.
I work in env where the connection is bad.
If loss ssh connection i need to restore ssh's session in the same state that ...
0
votes
1
answer
104
views
Moving OSs from 1TB to 2TB
I have a 1TB nvme drive with windows and linux installed. The partitions look like this:
partitions
Now I would like to move both these operating systems to a 2TB nvme. How do I do this without ...
- 101
2
votes
0
answers
159
views
are page tables under utilized in x86 systems
I was recently looking at the page table architecture in x86 and x86-32 machines.
x86-32 paging architecture:
x86-64 paging architecture:
In x86 for example, we use 10 bits as offset into the page ...
2
votes
0
answers
93
views
On a hard realtime OS, what happens if a process takes too long? Would programs just crash or something else?
I've read that a realtime scheduler won't wait on a process to complete certain tasks if they take too long in order to maintain realtime capability.
The way I understand it is an OS will wait on ...
- 259
0
votes
0
answers
177
views
Install Multiple OS on USB Drive
I would like to install multiple OS on USB Drive with as less partitions as possible.
One way I thought of doing that is via Ventoy. I haven't tested this approach but it goes like this.
Install OS ...
- 113
-3
votes
1
answer
75
views
Is there something that would allow a Windows application source code to be recompiled to Linux? [closed]
Think WINE but recompilation. Think Cygwin but the other way around.
If not, what are the challenges getting in the way?
Edit: I'm looking for something that works like WINE but can get me better ...
0
votes
2
answers
365
views
Can Windows (or some other OS) Detect that some other OS was running between reboots?
Let us say we have a Dual Boot Machine. Or we have a Linux LiveCD in the CD Drive.
We are running Windows & select reboot or Hibernate.
The Machine exits the OS and goes back to the Booting ...
- 1,300
0
votes
0
answers
3k
views
How can I fix this “The following signatures were invalid…” error in Kali Linux?
┌──(kali㉿kali)-[~]
└─$ sudo apt-get update
[sudo] password for kali:
Hit:1 http://kali.download/kali kali-rolling InRelease
Get:2 http://deb.i2p2.no unstable InRelease [19.7 kB]
Err:2 http://...
- 21
0
votes
1
answer
48
views
How is a processing core told to execute something else?
I have some questions about scheduling/multitasking in computer operating systems. If the details are platform-specific, I'm talking about Linux running on x86.
I understand that the scheduler is the ...
- 149
0
votes
0
answers
263
views
Swapping with Paging and Swappiness (Linux)
In Abraham Silberschatz's Book, Greg Gagne, Peter B. Galvin - Operating System Concepts (2018) says:
Standard swapping was used in traditional UNIX systems, but it is
generally no longer used in ...
- 1
5
votes
2
answers
14k
views
Do I have to make a partition before installing dual-boot Ubuntu?
I am trying to dual boot Ubuntu and Windows 10. On the guides I have seen online, people generally make a disk partition prior to installation. Then on the installation screen when they are asked ...
- 101
0
votes
0
answers
12
views
how to install Windows on a Dell from 2015 that only came with Linux [duplicate]
I want to install Windows on a Dell (from 2015, the Precision Tower 5810).
The machine came only with Linux installed on it.
Is this possible, and if so, how would I acquire Windows for this?
- 21
2
votes
1
answer
566
views
calculating memory used by "ext4_inode_cache" from /proc/slabinfo?
On Linux I have two ways to get the memory used by ext4_inode_cache. First is using the slabtop command which gives me "CACHE SIZE" information too:
# slabtop -o -s c | grep -E '(...
- 143
0
votes
0
answers
34
views
Are the Windows factory reset files stored on the ROM of laptops shipped with Windows?
Was just wondering since I have a Dell laptop which came shipped with windows, I've installed several version of Linux on it and have always had the option to factory reset it to Windows through the ...
- 1
1
vote
2
answers
3k
views
Install Arch Linux (or any os) to a computer with no USB or ethernet?
I have a Microsoft Surface Laptop whose usb does not work. It had a short and the device is permanently disabled (I'm fairly certain it is broken hardware-wise). Regardless, that is the only port this ...
- 111
12
votes
1
answer
2k
views
How do OS installers work? [closed]
I am learning how Linux OS installation works, but searching the Internet for this doesn't provide any information for my questions.
Note: This question has been marked as off-topic on Server Fault so ...
- 123
6
votes
2
answers
2k
views
Visual studio code default quickfix keybinding not working on Fedora 35?
I have upgraded to Fedora 35 recently.
While coding on Visual Studio Code, I can't use the Shortcut Ctrl+. to open the quick fix.
When I press Ctrl+. it always display the letter e with the underline. ...
- 233
1
vote
2
answers
740
views
Accidentally removed python3-dateutil from RHEL 8
I was trying to fix a setup issue related to airflow and accidentally I removed python3-dateutil from the machine (RHEL 8) using sudo yum remove python3-dateutil this also lead to the removal of ...
0
votes
1
answer
75
views
Can I switch my operating system from Windows 10 to the latest version of Ubuntu?
I do a lot of 3d rendering and hardware-heavy work on my computer. The hardware itself is in good shape but Windows 10 won't stop freezing programs and takes forever to load files. I've heard that ...
- 101
0
votes
4
answers
442
views
Is Shell a daemon?
A Linux daemon is a program that is started as part of the init process. It is not associated with a terminal.
So almost all Linux systems which boot to run level 3 will wait for user to login at the ...
- 115
18
votes
6
answers
5k
views
Why is WinPE called an operating system?
WinPE is essentially the Wizard that installs Windows but it is classified as an Operating System. This is a good description.
My question is why is it called an operating system?
I can see that it ...
- 1,753
2
votes
1
answer
75
views
How Linux boot UP without /boot?
I have Centos VM on VMware Workstation. I commented the /boot entry in the /etc/fstab for testing purposes. But I found that the system gets boot UP with unmounted /boot file system. How the system ...
- 21
0
votes
1
answer
520
views
Same screen keeps loading when trying to boot from USB
I installed Slax Linux onto my USB drive and used the Universal USB installer to make it bootable. I ran the bootinst.bat file and it said I was good to go. Then I changed the boot sequence in my BIOS ...
- 1
0
votes
1
answer
32
views
Can I install OS from Virtualbox to disk?
I have installed Linux distros many times by mounting ISO in Virtualbox and installing it from virtual machine to disk. It always seemed to work, although is it safe and should everything work fine?
- 13
0
votes
1
answer
635
views
System restore Windows with Ubuntu dual boot
I currently have dual boot with Windows 10 and Ubuntu on different partitions. If I were to do a system restore on Windows 10 where I pick the option to delete all files, will the dual boot (Ubuntu ...
- 103
0
votes
1
answer
102
views
Will factory reset bring back my windows and solve the booting problems?
So initially I had Windows 10, then I installed OpenSuse Tumbleweed for dual boot. But for some reason I am not able to boot into windows and I can't see the option of Windows in the BIOS either. Now ...
- 1
1
vote
1
answer
50
views
installation of kali linux in windows
I have twice "disk". One is my windows I have another unallocated disk. Should I make it a volume to install Kali Linux?
user1257564
1
vote
1
answer
856
views
Is there any ubuntu package can replace to libnagios-plugin-perl for Ubuntu18?
I am working on ubuntu18.04 and I need to install libnagios-plugin-perl. But it seems that this package is not available for ubuntu18 up.
apt install libnagios-plugin-perl
- 77
0
votes
2
answers
130
views
Configuring Workstation For Serial Port Communication
I am trying to access the Siemens RuggedComm 900W ROS (operating system associated with the Ethernet switch) by establishing a serial port connection.
I have followed the instructions described in the ...
0
votes
1
answer
3k
views
only 8gb storage on kali linux live on 64gb flash drive
I just got kali Linux Live and put it on my 64Gb flash drive. To install updates these take up to 6Gb of storage. I need your help to solve why I have about only 8Gb of storage on a 64Gb flash drive.
...
4
votes
0
answers
3k
views
How tu run Android Generic System Image (GSI) on qemu-aarch64?
Android GSI contains a system.img and a vbmeta.img. I tried qemu-system-aarch64 system.img -machine virt but qemu simply hangs.
If we can directly run the offical pre-built android image, creating an ...
- 569
2
votes
1
answer
297
views
cant install any package on ubuntu Linux
root@osboxes:~# apt install gcc
Reading package lists... Done
Building dependency tree
Reading state information... Done
gcc is already the newest version (4:9.3.0-1ubuntu2).
0 upgraded, 0 ...
- 21
2
votes
2
answers
146
views
Can you run a Windows Application inside Linux without Third Party Software like WINE?
I want to install an application originally designed for Windows in Ubuntu, but I don't want to install other software, such as WINE, to be able to do it.
Is that possible?
- 131
0
votes
1
answer
646
views
Why my pc doesn't display the boot menu to choose an OS when I start the pc? [duplicate]
I originally had a Windows OS and I wanted to also have a Linux OS. So I added Ubuntu in dual boot with Windows. However, when I start my pc, it doesn't display the boot menu and goes on the Windows ...
- 101
-2
votes
1
answer
63
views
Install linux on mac
Can I install linux system like ubuntu in mac book. I'm planning to buy a mac, and I don not want to give up the linux.
And if so, is there important flaw to install linux as os in mac, or try to ...
0
votes
0
answers
34
views
Downloading on Virtual Machines
Let's say I am using Linux and I have Windows virtual machine. Is it possible to download a Windows only program and run it? If yes, will the data of it stay in the machine after I close the machine?
...
- 1
0
votes
1
answer
1k
views
How to remove operating systems and bios starting screen to restore hardware to when it was bought
I have installed loads of different operating systems (windows, manjaro, artix, popos, 2 ubuntu systems) on the same computer for trying different things out and I'm not exactly sure where everything ...
- 19
0
votes
3
answers
317
views
Is it possible to boot a floppy disk driven operating system using a usb device
I am very enthusiast about operating systems and I am following a course related. So as a project I was assigned to implement a simple operating system.
They provided me the simple operating system ...
