Bug #57649 FLUSH TABLES under FLUSH TABLES <list> WITH READ LOCK leads to assert failure.
Submitted: 22 Oct 2010 5:01 Modified: 14 Apr 2011 13:28
Reporter: Dmitry Lenev Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Locking Severity:S3 (Non-critical)
Version:5.5.7-bzr OS:Any
Assigned to: Jon Olav Hauglid 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: