Hi, is Traktor Up 2 Date ?
Your Operating system As Well ?
Did you installed the Latest Drivers for your DDJ ?
http://www.pioneer.eu/de/support/software/DDJ-T1/index.html
and Finaly, what doese this Tool sad about your Latency ->
http://www.thesycon.de/dpclat/dpclat.exe
If it´s all Green, all is fine!!!
If there where yellow stripes in it will help if we tweak your Operating system a little bit, but if there where always Red Stripes in your system runs to slow !!
sincerely Roy