Correctional Services plans to double its efforts to prevent future violence at Groenpunt Prison.
Two awaiting trial prisoners were killed during gang fights at the St Albans Prison in Port Elizabeth.
The Correctional Services Department says a post-mortem will determine how a prisoner died.
The Correctional Services Department says journalists must follow procedures.
Correctional Services denied reports they intimidated media during a visit to the prison.
SAHRC wants to know if the human rights of Groenpunt Prisoners were violated.