# 🤖 The Week AI Agents Went Rogue — And Everyone Locked Them Out Something shifted this week. For two years we've been told AI agents are the future — tireless digital assistants that book your flights, file your expenses, and run y…
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# 📰 IT Weekly Roundup: Meta's AI Chip Play, GPT-5.6 Drops, Huawei Returns to Malaysia The tech world doesn't slow down, and this past week — July 3 to 10, 2026 — was no exception. From Meta's …
…nce.** `/proc/mdstat` and `mdadm --detail` are your first stops. ```bash cat /proc/mdstat sudo mdadm --detail /dev/md0 ``` Look at the state summary: `[UUU]` is healthy, `[UU_]` means one member is …
…host keys all behave properly. You can even chain multiple hops with commas: ```bash ssh -J user@bastion1,user@bastion2 user@final-target ``` Under the hood, `ProxyJump` is doing exactly the same po…
…=1 / | sort -rh | head -20 ``` The `-x` flag matters: it stops `du` from crossing into other filesystems, so a mounted backup volume or a tmpfs does not pollute your results. Sorting by human-readabl…
… kernel module, or an out-of-memory kill. If the machine drops to a GRUB prompt and never reaches the kernel at all, then the problem is upstream of the OS — and you can skip straight to the next s…
…emory. The moment an application asks for RAM, the kernel drops or evicts cache pages in microseconds and hands the memory over. "Free" memory on a busy Linux box is, frankly, wasted memory — it sit…
…pass http://app_backend; } } ``` Nginx automatically stops sending traffic to a backend that fails health checks — a poor man's high availability that costs nothing. **3. WebSocket support.** …
…e rules defined in `/etc/sudoers.d/`. ```bash # Allow the 'ops' team to run any command (use with caution) %ops ALL=(ALL) ALL # Allow 'deploy' user to restart services only deploy ALL=(root) /usr/bi…
…ux & AppArmor for SysAdmins](/tech/uploads/info-srv1609.png)
…[Infographic: Mastering LVM](/tech/uploads/info-srv0209.png)
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