Change record status: 
Project: 
Introduced in branch: 
10.1.x
Introduced in version: 
10.1.0
Description: 

Both plugins can be configured

core/lib/Drupal/Core/Archiver/Tar.php

- compress: Indicates if the 'gzip', 'bz2', or 'lzma2' compression is required.
- buffer_length: Length of the read buffer in bytes.

core/lib/Drupal/Core/Archiver/Zip.php

- flags: The mode to open the archive with \ZipArchive::open().

Impacts: 
Module developers