When Caches Bite Back: Stampedes, Avalanches, and Penetration
The cache that made your system fast can also take it down. Three failure modes, the 2010 Facebook outage, and how to defend against each. Part 6 of 8.
#distributed-systems
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Cache Invalidation: Why It's Really One of the Two Hard Problems
TTLs, deletes, versions, and the race condition that leaves stale data in your cache forever. Part 4 of the 8-part caching series.
Transactions: The Art of All or Nothing
A deep dive into database transactions - the beauty and the nightmare.
Why "Good Enough" Isn't Good Enough for Your Data: The Power of ACID 🛡️💾
This post breaks down ACID—the gold standard of database reliability—and explains how ACID act as the ultimate fail-safe for your engineering stack.