Bug #74312 spend too long time to truncate a small table in 5.7.5
Submitted: 10 Oct 2014 9:46 Modified: 29 Jun 2015 13:45
Reporter: zhai weixiang (OCA) Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S3 (Non-critical)
Version:5.7.5 OS:Any
Assigned to: Krunal Bauskar CPU Architecture:Any
Tags: checkpoint, performance

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: