Bug #41335 queries to MySQL 5.1.x block in state "opening tables" and "closing tables"
Submitted: 9 Dec 2008 18:33 Modified: 8 Dec 2009 19:41
Reporter: Hristo Erinin Email Updates:
Status: No Feedback Impact on me:
None 
Category:MySQL Server: Locking Severity:S1 (Critical)
Version:5.1.25 and 5.1.29 OS:Linux
Assigned to: CPU Architecture:Any
Tags: closing tables, innodb, lock-up, lockup, myisam, opening tables

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: