This https://github.com/10gen/mongo/blob/7d2cf513f9195a724a4c8e6b9982616b44b5dc18/src/mongo/s/write_ops/batch_write_op.cpp#L795-L799 is not complete to stop processing the response, we would like to also not increment batch stats. Also re-add the retryable_update_one_by_id_chunk_migration.js we inadvertently removed.