06 Mar 2020
2 minutes read
FB4 Git Push Asks for Username and PasswordGit Push Asks for Username and Password
I’ve been refreshing my gleb.reys.net website recently and experienced a weird error: pushing latest changes to …
Advanced topics
29 Feb 2020
1 minutes read
FB4 Log Fail2ban Messages to SyslogLog Fail2ban Messages to Syslog
**fail2ban logging into syslog** With quite a few servers accepting SSH connections and protecting themselves using …
20 Feb 2020
2 minutes read
FB4 How To: Use Filesystem Labels in /Etc/FstabHow To: Use Filesystem Labels in /Etc/Fstab
**Filesystem label in /etc/fstab** Yesterday I have shown how to manage ext2/ext3/ext4 filesystem labels using e2label …
18 Feb 2020
2 minutes read
FB4 List Available Repositories in Red HatList Available Repositories in Red Hat
**Listing repositories with subscription-manager** I have finally gotten around to launching a new RHEL 8.1 virtual …
16 Feb 2020
2 minutes read
FB4 Systemd Unit TypesSystemd Unit Types
**systemd** I’m catching up on my systemd knowledge, this is almost a note to myself – a summary of the systemd …
08 Feb 2020
4 minutes read
Host Key Verification Failed
When reinstalling servers with new versions of operating system or simply reprovisioning VMs under the same hostname, …
03 Feb 2020
2 minutes read
FB4 Shutdown vs HaltShutdown vs Halt
**shutdown vs halt** Getting the difference between shutting a Unix system down versus halting it is kind of important. …
01 Feb 2020
2 minutes read
FB4 Show Files Installed by a Debian/Ubuntu PackageShow Files Installed by a Debian/Ubuntu Package
Sometimes it’s not enough to know that a certain …
17 Jan 2020
5 minutes read
FB4 DEBUG: Cron Keeps Piling Up in MacOSDEBUG: Cron Keeps Piling Up in MacOS
**cron processes piling up in macOS Catalina** So, long story… After upgrading to macOS Catalina my years-old …
16 Jan 2020
2 minutes read
FB4 Advanced USB Discovery With Usb-DevicesAdvanced USB Discovery With Usb-Devices
**usb-devices example** If you’re working with USB devices a lot, Linux platform offers a great way to learn more …
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I learn with Educative:
Video: What Browser Do You Use?
Another fairly recent video on my YouTube channel: …
macOS Sonoma 14.0
macOS 14 - Sonoma Apple just released new version …
Homelab: Mac Pro 2013 32GB
Did I mention that I have recently purchased the …
Video: Has This Worked Before?
Another video on my YouTube channel …
macOS Sequoia 15.0
Apple keeps shipping public betas of macOS Sequoia …
How-To: Upgrade Ubuntu 23.04 to 24.10
I reliased one of my Raspberry Pi systems was …
Inspect filesystem operations with fs_usage in macOS
hey Unless you disable SIP, most of DTrace based …