GNU screen is deprecated in redhat 7 & unavailable in redhat 8 The usurper tmux is available however, and with a compatibility config (I prefer to set the bind-prefix to ^W) things can be made bearable. This shell function will help with the muscle memory of screen -r
IF=$(basename $(find /sys/class/net -name ‘wlp0s*’))
tdiff looks very handy – more details & copr repository here
2 scripts I’ve written to monitor Linux system performance: check_pressure & check_meminfo
Some extensions I use: dash-to-panel (as dash-to-dock no longer behaves reliably for me) frippery move clock GSconnect mailnag TopIcons Plus Workspace Buttons
Following these instructions to install & configure fonts – it makes applications & web pages look a lot better in Fedora.
RHEL 8 changes sendmail deprecated!
Your /tmp partition (which is where the build will default to) probably doesn’t have enough room as it’s a 512mb tmpfs mount. Set CARGO_TARGET_DIR environment variable to a spacious directory
Repairing journald logs on Centos / RHEL 7
After wasting a lot of time trying to remap UIDs for an NFS mount using idmapd, I came across this article. In summary: “The problems start when we want to access the file contents or modify a file/directory and suddenly we get ‘permission denied’ type messages. Now NFS itself doesn’t do the security authentication but …
Continue reading ‘idmapd for NFSv4 doesn’t do what you think it does’ »