How to remove 504 error in Bitrix?

Question

1C-Bitrix

There is a script for soap request to update products. There are a lot of goods, 1000+. And the function does not have time to execute the code. The page takes 5 minutes to load and gives the error "504 Gateway Timeout. Bitrix Environment"
How can I increase the waiting time?

Answer 1

Do batch processing

Answer 2

504 it falls off nginx by timeout
, the script itself is still running.
increase connection limits in nginx
and increase time limits in apache
preferably only for this file.