# Does Ray Serve support local model hot update/reload?

**URL:** <https://discuss.ray.io/t/does-ray-serve-support-local-model-hot-update-reload/6718>\
**Category:** Ray Serve\
**Created:** [July 5, 2022, 2:53am UTC](https://discuss.ray.io/t/does-ray-serve-support-local-model-hot-update-reload/6718 "2022-07-05T02:53:21Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Sihan\_Wang](https://sea2.discourse-cdn.com/flex020/user_avatar/discuss.ray.io/sihan_wang/32/2570_2.png) [@Sihan\_Wang](https://discuss.ray.io/u/Sihan_Wang)\
**Post date:** [July 5, 2022, 3:35am UTC](https://discuss.ray.io/t/does-ray-serve-support-local-model-hot-update-reload/6718/2 "2022-07-05T03:35:22Z")

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Hi Japson,

Currently ray serve doesn’t have the functionality to support the model load/rollback/version control.

(To unblock you) For new version model update, can you directly trigger another deployment (new model) and shit traffic and remove the previous deployment (old model)?

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_[View the full topic](https://discuss.ray.io/t/does-ray-serve-support-local-model-hot-update-reload/6718)._