Questions tagged [linux]
These questions are about Linux in general – NOT specific to a particular distribution. If the question just happens to be in a Linux environment, please specify your Linux distribution in the body of your question, but do NOT use the “linux” tag.
39,056 questions
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fanotify for mandatory access control
Seeing as fapolicyd uses fanotify to prevent the execution of programs, is it possible to use fanotify to for security? Like, a program can be checked which file it's accessing and then deny if it ...
- 4,398
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How to troubleshoot my Arch Linux stuttering after suspend?
I'm using Arch with GNOME, when I close my laptop lid for a while (it need a few minutes), then I open it again, my environment get small stutters each minute.
I tried to run sudo journalctl -f but ...
- 101
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Cleaning-up previous kernel RPMs after reboot
I have a few RHEL 8/9 boxes with a cron job that updates them automatically every week.
The reboots are done manually from time to time and I would like to write a script to simplify the removal of ...
- 1,601
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"Permission denied" error while trying to create and run a systemd service
I have been able to create and run (as root) a systemd service that runs a "Hello World" script logged in as root. The script is just a shebang and an echo command. This is /etc/systemd/...
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Remove missing drive from a btrfs partition that can be mounted only read-only
I have a btrfs volume, containing three devices: sda1, sdb1, sdc1.
The data is single, the metadata is raid1.
The hard drive /dev/sda is failing, so I can't mount my partition with -o degraded,rw; it ...
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Configuring Procmail with CRM114
I would like to configure the mail command with procmail in order to filter spam with CRM114 and I cannot seem to find enough information on the subject. I have set up mailx with external mail and ...
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How to prompt in Linux for AI and LLM [closed]
I have searched this term in google,- How to prompt in Linux for AI and LLM. But, I couldn't land on good ground of source as is. So, I rather, searched this term how to use OpenAI prompting under ...
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rsync with --include-from breaks hardlinks (evec with -H)
I'm trying to copy a bunch of files (around 50000) from an include-file list. THe include-file has relative path to the files on the source folder.
I'm using the following command :
rsync -avPilHAXWE \...
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Bluetooth speaker/headphones stop playing when Bluetooth keyboard is connected
A little background:
I have a Lenovo ThinkPad T480s with an old Bluetooth module. I wanted to upgrade because, when connecting more than two devices at the same time, the mouse was lagging, and I ...
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Find laptop internal keyboard Controller model/vendor/Product #
Update 2: Found below in dmesg for a single Fn key press/release (even on released this month Ubuntu 25.10):
[ +4.340795] atkbd serio0: Unknown key pressed (translated set 2, code 0xf8 on isa0060/...
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Can I combine raid1 and dup BTRFS profiles?
In essence I want to have two mirror devices but also two copies of the data on each device.
Will something like this work and behave as I expect?
btrfs balance start convert=raid1,dup,soft /mnt/sdxn/
- 1,706
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Intel Core Ultra 9 275HX + Linux: How’s the performance? [closed]
Has anyone successfully run Linux on an Intel Core Ultra 9 275HX without throttling or performance issues? (I'm using Lenovo Legion 7 16IAX10)
If so, which distro, kernel version, and settings (CPU ...
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What is the best way to detect busy CPU cores for blk-mq request steering in Linux kernel?
I am trying to implement request steering in Linux kernel’s blk-mq layer to distribute I/O requests across CPU cores based on load. My goal is to redirect requests from busy cores to less busy ones to ...
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NVMe: Unable to change power state from D3cold to D0, device inaccessible
Suddenly, with no obvious trigger, my NVMe drive went down and /dev/nvme0n1p1 disappeared:
[136975.461964] nvme nvme0: controller is down; will reset: CSTS=0xffffffff, PCI_STATUS=0xffff
[136975.461978]...
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this monitor resolution not supported
I have a 1920 x 1200 Dell monitor that I use most often via VGA to servers. When I need a second monitor I have an older Dell 1024 x 768 square monitor... which suffices when needed... but if I ...
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