ProxMox 8.2.2 restore backup problem

ProxMox 8.0 backup and restore - OK

upgrade 8.0 to 8.2.2 There is a problem

restore old backup (lzo 8.0 - 5-10 min) OK, and restore new backup (lzo 8.2.2 - 60-120 min) very low speed

Please help me, where is the problem?