This article focuses on some of the main reasons that cause CRM system to be slow and What we can do in this regard
With the increase of database size with the passage of time
Too many records in a module/related module
Too many custom permissions/sharing rules
Too many active users in CRM
Server specs are lower than required
Customizations done to the CRM in inappropriate way
Too many 3rd party modules installed
Too many external integrations done that are syncing data in a shorter duration.
Several others
Login screen (before login) takes too long
After login - landing to Dashboard
After login - landing to a module’s listview
Opening a specific module’s listview
Opening listview of all modules
Opening a record’s summary view
Opening a record’s detail view
Going to edit mode of a record
Saving a record
Opening a report
Opening a 3rd party module