Bug #68639 FLUSH TABLES .... FOR EXPORT takes ages (making it useless?) on a busy server
Submitted: 11 Mar 2013 17:40 Modified: 29 Jun 2013 12:57
Reporter: Simon Mudd (OCA) Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Locking Severity:S3 (Non-critical)
Version:5.6.10 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: