Your filesystem is lying to you
What fsync really guarantees, how delayed writeback errors escape transaction boundaries, and why durable local state is not an atomic external side effect.
Archive
Essays and notes in reverse chronological order.
What fsync really guarantees, how delayed writeback errors escape transaction boundaries, and why durable local state is not an atomic external side effect.
Using static analysis to improve token efficiency of AI coding agents
How and why I built an AI assistant that lets me consume or discard content much quicker.
A post exploring how people with a wide range of experiences are more likely to do well in life, you don’t have to specialize too soon.
What fsync really guarantees, how delayed writeback errors escape transaction boundaries, and why durable local state is not an atomic external side effect.
Using static analysis to improve token efficiency of AI coding agents
How and why I built an AI assistant that lets me consume or discard content much quicker.
A post exploring how people with a wide range of experiences are more likely to do well in life, you don’t have to specialize too soon.