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Troubleshooting Solution

[linux] sar job: "flock: Resource temporarily unavailable"

2

Hello,

The sa1 job sends an email every day saying the resource is temporarily unavailable.

Where

Troubleshooting Solution

permission on linux file

bybibi92
5

Hello,


How to change a permission on a file linux from : 

-rw-r--r--


-rw-r-----


Thank you 


Regards 

Troubleshooting Solution

[linux] partition seems full

2

Hello,

A partition seems full with df -h while du -hc shows like half space used. Any hint?

Research Solution

[linux] LPIC-3 resources

1

Would you have any resources for LPIC-3? Levels 1 and 2 can be prepared on plenty of platforms and

Research Solution

[ansible] host search with Ara

1

How to make a host research with Ara: https://ara.recordsansible.org/ ?

In the "Search and filter"

Troubleshooting Solution

[yum update] error: package requires other packages

2

After a yum update, we have several errors of the kind:

Any quick fix?

Troubleshooting Solution

[fsck] filesystem check under Linux

3

In Linux, is there a way to check a mounted filesystem? In the logs, we have

and dmesg has


Research Solution

[netstat] command disappeared after upgrade

4

Today we upgraded a server under RHEL 8u9, and netstat was gone. Did Red Hat remove it proper?

A

Troubleshooting Solution

typical permissions / ACLs for key (or .cer) files in RHEL

bysunhux
1

Is there any specific permission on encryption key and .cer files and the folders holding them in

Troubleshooting Solution

NTLM vs NTLM-SSP

4

Authentication, encryption, and authorization are not my strengths. I hope someone will shed light

Advice Solution

lightweight proxy dispatcher based on path without hard coded backends list

5

hi


i have a working nginx config that allows to pick backend servers on unix sockets based on the url

Troubleshooting Solution

Linux rsync clarification

4

The situation is this:  

An Ubuntu server with a directory mounted to a remote NFS share.  The remote

Troubleshooting Solution

Ubuntu 22.04 ddclient (WARNING:  unable to determine IP address)

8

I'm trying to get ddclient version 3.8.2 (https://www.changeip.com/ requires this version) to work.

Research Solution

[bash] grep only first n characters

1

When I grep strings in a webapp directory, some js files always have super long lines. Is there a

Troubleshooting Solution

Replace read-only file in root/etc folder

3

On my Zorin Ubuntu PC, I need to edit a read-only file [fastab].

I saved the edited file in my DOCs

Troubleshooting Solution

qemu as root cannot access raw disk  but no syscall failed

6

hi 


virtualizing my own system used to work perfectly some time ago and i wonder what changed. please

Troubleshooting Solution

Backup remote Linux server with Veeam

2

Hello, I want to backup a remote web server with Veeam. The server is still Centos 8 and I want to

Troubleshooting Solution

How to automatically unlock on boot a Ubuntu encrypted boot disk drive?

6

Please, there is any way to easily auto unlock encrypted boot disk on Ubuntu, as we have using

Troubleshooting Solution

unix:/var/run/php/php8.3-fpm.sock failed (13: Permission denied)

3

I have installed a new instance on AWS EC2 with Ubuntu 22.04 and installed Nginx 1.24, PHP 8.3, PHP

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