How do I increase the max concurrency

How do I increase the max concurrency workers to 500 (the maximum) when polling messages from Queue?

Pranshu Maheshwari•1/27/25, 6:52 PM

the max is 250! https://developers.cloudflare.com/queues/platform/limits/

Cloudflare Docs

Limits · Cloudflare Queues

1 1 KB is measured as 1000 bytes. Messages can include up to ~100 bytes of internal metadata that counts towards total message limits.

Pranshu Maheshwari•1/27/25, 6:52 PM

by default, concurrency will increase automatically based on the backlog size. in case it's not happening, there's a few reasons:
https://developers.cloudflare.com/queues/configuration/consumer-concurrency/#why-are-my-consumers-not-autoscaling

Cloudflare Docs

Consumer concurrency · Cloudflare Queues

Consumer concurrency allows a consumer Worker processing messages from a queue to automatically scale out horizontally to keep up with the rate that messages are being written to a queue.

Pranshu Maheshwari•1/27/25, 6:52 PM

let me know if you need any help!

How do I increase the max concurrency

Similar Threads

Similar Threads

Similar Threads