From d8262e9051ed2d24c6fffca03aafaf9ef38c9207 Mon Sep 17 00:00:00 2001
From: Ivan Yelizariev <iel@odoo.com>
Date: Mon, 17 Jan 2022 10:03:12 +0000
Subject: [PATCH] [IMP] core: commit each populating batch

This prevents memory issues on creating massive amount of records.
For example, on populating `account.move` table,
the process takes 10 time less memory, while execution time per batch is almost the same: ~1 minute.

closes odoo/odoo#82875

Signed-off-by: Raphael Collet <rco@odoo.com>
---
 odoo/models.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/odoo/models.py b/odoo/models.py
index 81c2e1dcf63..f825e21d99f 100644
--- a/odoo/models.py
+++ b/odoo/models.py
@@ -6671,6 +6671,7 @@ Fields:
             if len(create_values) >= batch_size:
                 _logger.info('Batch: %s/%s', record_count, min_size)
                 records_batches.append(self.create(create_values))
+                self.env.cr.commit()
                 create_values = []
 
         if create_values: