Stop baking your identity into SSH keys that never expire
SSH, Remote Access & Zero Trust On Linux Stop baking your identity into SSH keys that never expire Technical Briefing | 7/27/2026 You probably have a file in your home...
Tag: administration
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Stop your shell scripts from getting lost when your trap command backfires
Shell Scripting & Automation Stop your shell scripts from getting lost when your trap command backfires Technical Briefing | 7/26/2026 You spend half an hour writing a cleanup routine in...
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Stop trusting your database backups until you have tested a pointtime restore
Backup, Snapshotting & Disaster Recovery Stop trusting your database backups until you have tested a point-in-time restore Technical Briefing | 7/26/2026 You probably have a cron job dumping your databases...
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Stop your overlayfs mounts from hitting the dentry cache limit
Container & Kubernetes Internals Stop your overlayfs mounts from hitting the dentry cache limit Technical Briefing | 7/26/2026 Most of us treat container storage as a black box. You pull...
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Stop your ZFS send streams from choking on bit rot during long-term storage
Backup, Snapshotting & Disaster Recovery Stop your ZFS send streams from choking on bit rot during long-term storage Technical Briefing | 7/26/2026 Most of us treat ZFS send and receive...
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Stop journald from silently dropping logs when your buffer overflows
Observability & Logging (Journald, EBPF Tracing) Stop journald from silently dropping logs when your buffer overflows Technical Briefing | 7/26/2026 You spend all morning chasing a race condition that only...
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Stop your LVM thin pools from eating your host’s free space
Filesystem & Storage (ZFS/Btrfs/LVM) Stop your LVM thin pools from eating your host’s free space Technical Briefing | 7/26/2026 Most of us use LVM thin provisioning because it is flexible....
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Stop your subshells from swallowing your exit codes
Shell Scripting & Automation Stop your subshells from swallowing your exit codes Technical Briefing | 7/25/2026 You spend half an hour writing a pipeline that pulls logs, greps for errors,...
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Stop your cgroup v2 controllers from silently throttling your pod performance
Container & Kubernetes Internals Stop your cgroup v2 controllers from silently throttling your pod performance Technical Briefing | 7/25/2026 You spend weeks tuning your Kubernetes resource requests and limits, convinced...
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Stop your shell scripts from choking on filenames with spaces
Shell Scripting & Automation Stop your shell scripts from choking on filenames with spaces Technical Briefing | 7/25/2026 You spend hours writing a cleanup script, test it on a handful...