Delete LVM and anything related to it
user asked: I want to delete /dev/sdb disk from the server. Before doing that I guess I should remove lvm and anything related to it. I don’t care about /dev/sdb1 …
Why DNF is not obeying "max_parallel_downloads" from config file?
Chitholian asked: My DNF config file: [main] gpgcheck=1 installonly_limit=3 clean_requirements_on_remove=True max_parallel_downloads=8 metadata_expire=-1 # exclude=kernel* But DNF 4.2.8-2.fc30 in Fedora 30 always uses 3 parallel downloads instead of 8. My answer: …
How to change linux default scheduling method
iveqy asked: I’ve a jenkins server and running a lot of CPU bound compilations. I want to change the scheduler from SCHED_NORMAL to SCHED_BATCH. I know it can be done …
Why is $_SERVER['HTTP_HOST'] sometimes example.com and sometimes example.com:443?
TRiG asked: This is an Ubuntu server running PHP 7 on Apache, with a website which enforces TLS (using the standard port). To my understanding, https://example.com and https://example.com:443 are exactly …
Cockpit-Machines Guest Machines configuration location
Irvin H. asked: I’ve installed Cockpit and cockpit-machines to manage KVM virtual machines. I tried installing Lubuntu through cockpit but it fails with an error: ERROR unsupported configuration: CPU mode …
Can't grow XFS file system on Amazon EC2
dstana asked: I added some space to an EBS volume on an Amazon EC2 but tried growing the partition before it had finished optimizing the disk and making all the …
Get more information from apt-get if it reports an "impossible situation"
ivan_pozdeev asked: For example, in https://travis-ci.org/mysql-d/mysql-native/jobs/592298238: $ PACKAGES=’mariadb-server-10.1′ <…> $ sudo apt-get install -y -o Dpkg::Options::=’–force-confnew’ $PACKAGES Reading package lists… Done Building dependency tree Reading state information… Done Some packages …
systemctl complains about no installation config, but it exists
corsiKa asked: While following this tutorial on installing tomcat on CentOS I came across a problem executing the line sudo systemctl enable tomcat – it complains with the following error …
Difference between PGID/PUID and GID/UID when setting up docker containers
eridani asked: I’m new to Docker and I’ve seen that some scrips for running containerized software require to specify either of those to match certain user and group. So I …
Purchasing a license for enterprise GNU/Linux
Addie J. Sanchez asked: After recent software update I have found the following message from program glat-client in system logs of some systems: This copy of GNU/Linux is not activated. …