May 24 · 8 min read · AI compilers are evolving fast. In many cases, torch.compile plus JIT optimization in PyTorch can deliver striking speedups, to the point that people often say, "hand-written operators are no longer n
Join discussionMay 22 · 6 min read · When teams first embrace container security, they usually start with the low-hanging fruit: scanning images for known vulnerabilities (CVEs), linting Dockerfiles, and keeping packages up to date. Whil
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May 16 · 3 min read · Scheduling: big points To execute multiple processes (multiplexing), xv6 switches each CPU from one process to another in the following situations: Voluntary switches: Occur when a trap (such as a sy
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May 10 · 6 min read · Every program eventually has to wait — for a timer, a lock, a network packet. The question is: what should the CPU do during that wait? The answer has a surprisingly large impact on performance, power
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May 10 · 7 min read · Last week, precisely on a Monday morning, the "Critical Alert" notifications on my monitor struck fear into my eyes. The systems running on my own VPS, especially my Docker containers, had suddenly started to slow down. Even SSH connections were lagg...
Join discussionMay 2 · 7 min read · I've been reading Robert Love's Linux Kernel Development. Chapter 15 covers the memory subsystem — virtual memory areas, page faults, Copy-on-Write. It's dense. I got through it, understood it concept
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