You should bring this up during your retrospectives, or at least to the dev whose code you're reviewing, your team lead, and your manager if you don't do retros

You should bring this up during your retrospectives, or at least to the dev whose code you're reviewing, your team lead, and your manager if you don't do retros If the PR is too large, chances are that the task was too big and should have been broken down further. If this happens regularly, your team needs to reevaluate your approach to working on tasks and see how you can organize and ship smaller chunks of code