Bug #93837 use lsof command found that the handle was not released and swap is used
Submitted: 7 Jan 2019 15:06 Modified: 9 Jan 2019 13:19
Reporter: Support 800best Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server Severity:S3 (Non-critical)
Version:5.7.21 OS:CentOS (7.4.1708)
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: