Notes & References
These notes are researched and curated with the help of AI across database,
distributed, hardware, OS, and programming topics. Treat them as a starting point —
they may contain mistakes. Verify before relying on them.
-
Database
Storage engines, query optimization, WAL, replication, and analytics systems.
-
Distributed Systems
Consensus, replication, messaging, and fault-tolerance protocols.
-
Hardware
CPU microarchitecture, accelerators, interconnects, and performance counters.
-
Operating Systems
Kernel internals, syscalls, virtualization, filesystems, and async I/O.
-
Programming
Languages, compilers, data structures, and low-level systems work.