Use ready channel for pps test.
Use ready channel for pps test.

alexdebrie/pachyderm,ShengjieLuo/pachyderm,klucar/pachyderm,sambooo/pachyderm,sambooo/pachyderm,ShengjieLuo/pachyderm,klucar/pachyderm,klucar/pachyderm,alexdebrie/pachyderm,alexdebrie/pachyderm,ShengjieLuo/pachyderm,sambooo/pachyderm