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Posts about engineering
Auto-sleep for agent machines: telling busy from idle
How shedix decides an agent's machine is idle: what it counts every 30 seconds, what it refuses to count, how quiet idle really is, and how others decide.
Copying an agent's machine: disk clones and snapshots on Google Cloud, measured
How shedix copies a set-up machine for more agents on Compute Engine: a disk clone for one copy, a snapshot for several, a flush first, and the timings.
Why our machines take 80 seconds to boot, and where the time goes
A new shedix machine takes one to two minutes to be ready. What we timed on Compute Engine, what a prebuilt image fixed, and what would cut it further.