ALAMEDA, Calif. >> The Oakland Raiders filled out their eight-player practice squad by signing former University of Hawaii player Vaughn Meatoga, defensive back Chimdi Chekwa and two other players.

Oakland also signed center Colin Miller and running back Jeremy Stewart on Sunday.

The Raiders had previously signed linebackers Kaelin Burnett and Nathan Stupar and receivers Brandon Carswell and Travionte Session on Saturday.

Chekwa was a fourth-round pick by Oakland in 2011 and played four games last season before being cut Friday. Miller also spent the preseason with the Raiders.

Meatoga spent camp with Cincinnati as an undrafted free agent out of Hawaii. Stewart is an undrafted free agent out of Stanford who spent camp with the New York Jets.