Linux
3 posts — newest first.
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Virtual Memory and Paging: The Illusion Every Program Lives In
Virtual memory is the beautiful lie every process lives in. Page faults, thrashing, overcommit — and why paging now manages the KV cache and OOM kills.
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NAS vs SAN – A brief comparison.
NAS serves files over ethernet; SAN serves blocks over a dedicated network. A brief comparison of the two storage architectures and when to pick each.
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What is RAID?
RAID provides redundancy for stored data, protecting against disk failures. The common RAID levels, how they differ, and when to use each.