Cantaloupe IIIF Image Server Performance Tuning
This post documents the steps taken to improve tile delivery performance on a Cantaloupe IIIF image server running on AWS, starting from an initial cold tile fetch time of 8.8 seconds. Environment AWS EC2 us-east-1, 2 vCPU (t3.large), 7.6 GB RAM Cantaloupe: islandora/cantaloupe:6.3.12 (Cantaloupe 5.0.7, final release) Source storage: S3Source Reverse proxy: Traefik with Let’s Encrypt TLS Test image: clioimg/shyuga.tif (46825×28127 px) Initial State Cold tile requests were taking 8.8 seconds. Examining the setup revealed several contributing factors: ...