Background jobs — header illustrations

Three 720×320 hand-drawn SVGs for the Acme docs section on background jobs. Flat fills, 1.5–2px strokes, palette-locked. Each exports standalone via the button below it.

720 × 320 · inline SVG · no external assets
queue job 5 job 4 job 3 job 2 job 1 worker pool=4 next to run Jobs are pulled FIFO; the worker leases one at a time.
Queue
For "How jobs are picked up" — intro page header.
t = 0 time → try 1 try 2 try 3 try 4 +1s +2s +4s Each failure waits twice as long before re-queuing; jitter not pictured.
Retry with backoff
For "Handling failures" — retry policy header.
enqueue batch() shard 0 shard 1 shard 2 shard 3 merge await all fan-out fan-in Parent job spawns N children, then blocks on a completion barrier.
Fan-out / fan-in
For "Batch and parallel work" — fan-out pattern header.

Palette & rules

ivory
#FAF9F5
slate
#141413
clay
#D97757
olive
#788C5D
oat
#E3DACC
gray-150
#F0EEE6
gray-300
#D1CFC5
gray-500
#87867F