There is random delay in sending data and some bytes of data are lost

[Google Code Exporter]

What steps will reproduce the problem?
1. random delay in sending data and some bytes of data is lost
2.
3.

What is the expected output? What do you see instead?
At present there is loss in bytes of data sent. There is random delay in 
sending the data through serial port.

What version of the product are you using? On what operating system?
Beagle bone black and Jelly bean OS

Please provide any additional information below.

Original issue reported on code.google.com by [e-mail] on 7 Nov 2013 at 11:40