After Kimi K3, Is Qwen 3.8 Here to Crush Frontier Models?
A year ago, saying an open or semi-open model could seriously pressure frontier AI labs sounded a bit reckless. Now it doesn’t. After Kimi K3 landed …
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Kimi K3 Is Here: What Moonshot’s New Model Actually Changes
For a while, “frontier AI” felt like a closed club. Then Kimi K3 showed up with 2.8 trillion parameters , a 1 million-token context window , native v…
Linux Memory Management: From malloc() to Physical RAM
How can malloc() hand you memory that doesn’t seem to exist yet? That odd little trick is one of the first things that makes Linux memory management…
Understanding io_uring Without the Marketing Hype
If you’ve spent any time around Linux performance discussions, you’ve probably heard io_uring described like a miracle: fewer syscalls, massive throu…
How Linux Actually Schedules CPU Time Beyond CFS
Most people say “Linux uses CFS” and leave it there. That’s only half true. The Linux scheduler is really a stack of scheduling classes, per-CPU runq…
NUMA Architecture Explained for Developers: What Actually Matters
A lot of “slow code” isn’t really slow code. It’s memory waiting on geography. On a modern multi-socket server, a thread can spend extra time pulling…
Linux Page Cache Explained: Why Your RAM Is Never Really Free
Ever run free -h , see almost no free RAM, and think your Linux box is quietly falling apart? Yeah, that feeling is common. And most of the time, it’…