Unix & Linux Stack Exchange Community Digest

Top new questions this week:

How to request for a package to be added to the Fedora repositories?

I am a co-maintainer of an eyestrain prevention app called SafeEyes. The app is already available on many distributions, but not in Fedora. What is the procedure to add a new app to the official ...

fedora packaging  
user avatar asked by Archisman Panigrahi Score of 6
user avatar answered by Marcus Müller Score of 9

Is there an equivalent of caniuse for commands on posix systems?

I'm thinking about using a callout to the jq in a utility script I'm writing, rather than parsing JSON manually. In order to make the script as portable as possible, I want to know which flavors of ...

shell command-line compatibility  
user avatar asked by Viscountess of the Junkyard Score of 5
user avatar answered by Stephen Kitt Score of 6

join files/devices in linear mode together in a linux system

In order to test joining 3 files linearly on my Linux system, I do: fallocate -l 100M file1.image fallocate -l 150M file2.image fallocate -l 50M file3.image and then I run losetup: losetup /dev/...

linux linux-kernel raid mdadm block-device  
user avatar asked by user447274 Score of 5
user avatar answered by telcoM Score of 7

smartctl lies that NVME has lifespan of ~2800TBW? What is the real lifespan of my NVME?

smartctl -x on my Samsung SSD 860 EVO M.2 2TB shows: Device Statistics (GP Log 0x04) Page Offset Size Value Flags Description 0x01 ===== = = === == General Statistics (rev 1) ...

smartctl nvme smartmontools  
user avatar asked by Jack G Score of 4
user avatar answered by ron Score of 5

Is it normal for "complete -p git" to error until I autocomplete git first?

If I restart my terminal, I get an error when I type this: $ complete -p git bash: complete: git: no completion specification But if I type git tab then run the complete command again, I get a ...

bash autocomplete cygwin  
user avatar asked by Daniel Kaplan Score of 3
user avatar answered by Gilles 'SO- stop being evil' Score of 0

How to request for a software package to be updated in OpenSUSE?

I am a maintainer of SafeEyes, which is a program to reduce eye strain by reminding the user to periodically blink their eyes/do eye excercises. OpenSUSE repositories host an older version of this ...

opensuse packaging  
user avatar asked by Archisman Panigrahi Score of 3
user avatar answered by Marcus Müller Score of 7

output of a command framed by a couple of '#' characters

I want to be greeted by # ##################################################### # ### PostgreSQL 16.3 ################################# # ##################################################### on ...

bash echo  
user avatar asked by vrms Score of 2
user avatar answered by kestrel Score of 1

Greatest hits from previous weeks:

Ubuntu | No WiFi Adapter found

I have installed Ubuntu 17.10 on my notebook. However, I cannot connect to wi-fi because there is a "No Wi-Fi Adapter Found" message. I don't have any idea what to do next. My notebook : Asus X555LN-...

ubuntu networking wifi  
user avatar asked by greed Score of 35
user avatar answered by Rajat Disawal Score of 48

How can I instruct yum to install a specific version of package X?

If there are two (or more) versions of a given RPM available in a YUM repository, how can I instruct yum to install the version I want? Looking through the Koji build service I notice that there are ...

package-management yum  
user avatar asked by slm Score of 343
user avatar answered by slm Score of 485

Problem running find: missing argument to `-exec'

I'd like to find the files in the current directory that contain the text "chrome". $ find . -exec grep chrome find: missing argument to `-exec' What am I doing wrong?

find  
user avatar asked by ripper234 Score of 787
user avatar answered by bmk Score of 1189

How can I monitor disk io?

I'd like to do some general disk io monitoring on a debian linux server. What are the tools I should know about that monitor disk io so I can see if a disk's performance is maxed out or spikes at ...

linux disk  
user avatar asked by camomileCase Score of 367
user avatar answered by jordanm Score of 307

How can I get a count of files in a directory using the command line?

I have a directory with a large number of files. I don't see a ls switch to provide the count. Is there some command line magic to get a count of files?

command-line  
user avatar asked by Blake Score of 354
user avatar answered by James Score of 449

How do I set my DNS when resolv.conf is being overwritten?

Most of the info I see online says to edit /etc/resolv.conf, but any changes I make there just get overridden. $ cat /etc/resolv.conf # Dynamic resolv.conf(5) file for glibc resolver(3) generated by ...

linux debian networking dns dnsmasq  
user avatar asked by Seán Hayes Score of 364
user avatar answered by Seán Hayes Score of 79

ssh-add complains: Could not open a connection to your authentication agent

I've been trying to get ssh-add working on a RaspberryPi running Raspbian. I can start ssh-agent, when I do it gives the following output into the terminal: SSH_AUTH_SOCK=/tmp/ssh-06TcpPflMg58/...

command-line ssh ssh-agent  
user avatar asked by Daniel Groves Score of 224
user avatar answered by Stéphane Chazelas Score of 329

Can you answer these questions?

My Ceph mon on one node fail and won't start

I have A ceph on 3 node working for a year. I get a HEALTH_WARN about : 2 OSD have spurious read erros 1/3 mons down, quorum ceph01,ceph03 I tried to start mon on ceph02. But not working. xxxxxxx@...

proxmox ceph  
user avatar asked by Abe Xu Score of 1

I bricked my LUKS partition, how do I recover it?

I bricked my LUKS partition, I want to recover my partition or files How I bricked my partiton: I was resizing my btrfs LUKS2 main partition from a live boot environment, it was taking very long so i ...

fedora btrfs luks storage  
user avatar asked by user626125 Score of 1

Problem enabling perl module stream AlmaLinux 8.10

I have an issue with our AlmaLinux 8.10 systems that they suddenly have issues with perl dependancies. It tuns out that the current active perl stream is 5.26 (dnf module list perl*) but some packages ...

perl module  
user avatar asked by Stefan Lelieveld Score of 1
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