• Stop your softirq load from turning your CPU cores into bottleneck victims

  Performance Monitoring & Tuning Stop your softirq load from turning your CPU cores into bottleneck victims Technical Briefing | 8/12/2026 You see high CPU usage in top, but your load...

  By Saket Jain Published August 12, 2026 Linux/Unix

• Stop your pause container from leaking memory in the shadows

  Container & Kubernetes Internals Stop your pause container from leaking memory in the shadows Technical Briefing | 8/11/2026 Every time a pod starts on your node, you think you are...

  By Saket Jain Published August 11, 2026 Linux/Unix

• Stop WireGuard from clobbering your main routing table with PeerAllowedIPs

  Networking & Firewalls (Nftables/Iptables/WireGuard) Stop WireGuard from clobbering your main routing table with PeerAllowedIPs Technical Briefing | 8/11/2026 You set up a WireGuard interface, bring it up with wg-quick, and...

  By Saket Jain Published August 11, 2026 Linux/Unix

• Stop ZFS from eating your RAM until the OOM killer wakes up

  Filesystem & Storage (ZFS/Btrfs/LVM) Stop ZFS from eating your RAM until the OOM killer wakes up Technical Briefing | 8/11/2026 You probably installed ZFS for the features like snapshots or...

  By Saket Jain Published August 11, 2026 Linux/Unix

• Stop your eBPF kprobes from silently breaking when the kernel changes

  Observability & Logging (Journald, EBPF Tracing) Stop your eBPF kprobes from silently breaking when the kernel changes Technical Briefing | 8/11/2026 You spend all afternoon crafting the perfect eBPF program...

  By Saket Jain Published August 10, 2026 Linux/Unix

• Stop QEMU from hanging your host when disk I/O gets backed up

  Virtualization (KVM/QEMU/Libvirt) Stop QEMU from hanging your host when disk I/O gets backed up Technical Briefing | 8/11/2026 We have all been there. A guest VM running a heavy database...

  By Saket Jain Published August 10, 2026 Linux/Unix

• Stop your LVM snapshots from killing your disk performance

  Backup, Snapshotting & Disaster Recovery Stop your LVM snapshots from killing your disk performance Technical Briefing | 8/10/2026 You probably set up LVM snapshots years ago because they sounded like...

  By Saket Jain Published August 10, 2026 Linux/Unix

• Stop Ansible from leaking your credentials into the system log

  DevOps Tooling On Linux (CI/CD Runners, Ansible) Stop Ansible from leaking your credentials into the system log Technical Briefing | 8/10/2026 You spend all morning refining your Ansible playbooks, ensuring...

  By Saket Jain Published August 10, 2026 Linux/Unix

• Stop eBPF from hiding the silent killers in your syscalls

  Observability & Logging (Journald, EBPF Tracing) Stop eBPF from hiding the silent killers in your syscalls Technical Briefing | 8/10/2026 You probably think your logs tell the whole story. I...

  By Saket Jain Published August 10, 2026 Linux/Unix

• Stop your subshells from swallowing exit codes when you pipe them

  Shell Scripting & Automation Stop your subshells from swallowing exit codes when you pipe them Technical Briefing | 8/10/2026 You spend all morning writing a robust pipeline, chaining commands with...

  By Saket Jain Published August 9, 2026 Linux/Unix