Cloud TPU v6e-1 ( ct6e-standard-1t , one v6e chip, 32 GB HBM), Compute Engine flex-start, europe-west4-a. All timings below measured 2026-08-19 unless stated otherwise. There is a particular kind of dead end where every component is healthy, every version is current, and the thing still does no...
Source: [Dev.to](https://dev.to/gde/deploying-a-qat-checkpoint-your-serving-stack-cant-load-gemma-4-e2b-in-pure-jax-on-one-tpu-5cjm)