[CentOS] need help about top command and this deb ug message

Wed Aug 11 11:45:14 UTC 2010
adrian kok <adriankok2000 at yahoo.com.hk>

Hi all

When I run top command, it suddenly shows one message and few second shows another one

debug2: channel 0: window 31129 sent adjust 34407

What is this?

Thank you