Bug #68196 vio_timeout doesn't work in Solaris, and this will cause vio_read block.
Submitted: 28 Jan 2013 2:36 Modified: 21 Jul 2014 20:04
Reporter: Nan Xiao Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: C API (client library) Severity:S2 (Serious)
Version:5.5.29 OS:Solaris
Assigned to: CPU Architecture:Any
Tags: block, vio_read, vio_timeout

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: