CHANGELOG

Author: carmocca

src/pytorch_lightning/CHANGELOG.md

@@ -71,6 +71,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 - Removed deadlock detection / process reconciliation (`PL_RECONCILE_PROCESS=1`) ([#16204](https://github.com/Lightning-AI/lightning/pull/16204))
 
+- Removed the `{training,validation,test}_epoch_end` hooks which would retain step outputs in memory. Alternative implementations are suggested by implementing their `on_*_epoch_end` hooks instead ([#16520](https://github.com/Lightning-AI/lightning/pull/16520))
 
 - Removed the deprecated `LightningCLI` arguments ([#16380](https://github.com/Lightning-AI/lightning/pull/16380))
   * save_config_filename