Bug #84698 provide a native way to report seconds behind "top master" and below
Submitted: 28 Jan 2017 9:47 Modified: 28 Jan 2017 9:48
Reporter: Simon Mudd (OCA) Email Updates:
Status: Open Impact on me:
None 
Category:MySQL Server: Replication Severity:S4 (Feature request)
Version:5.7,8.0 OS:Any
Assigned to: CPU Architecture:Any

File: Maximum allowed size is 50MB.
Description:
Privacy:

If the data you need to attach is more than 50MB, you should create a compressed archive of the data, split it to 50MB chunks, and upload each of them as a separate attachment.

To split a large file: