What a Write-Ahead Log Actually Does
Append-only logs let databases promise speed and safety without compromising either.
Priya Nambiar
Senior Contributing Editor
Priya Nambiar
Priya Nambiar spent a decade as a kernel engineer at two major storage hardware vendors before moving into technical journalism full-time in 2019. She covers the low-level mechanics that most storage writers skip, with a particular focus on how filesystem internals behave under production workloads.
4 stories
How the Page Cache Affects Read and Write Latency
Working set size determines whether your reads and writes hit memory speed or disk speed.
Priya Nambiar
File Locking With Flock and Fcntl
Two Linux tools solve file-locking problems in fundamentally different ways.
Priya Nambiar
POSIX Semantics Every Developer Should Know
Understanding three POSIX guarantees prevents silent data corruption in your code.
Priya Nambiar