Proteas fast bowler Anrich Nortje conceded the day's play to Australia as the match – and series – began to get away from the visitors at the Melbourne Cricket Ground on Tuesday.
Australia's veteran opener David Warner hit a double century on Tuesday as South Africa hobbled along on day two of the must-win second Test at the Melbourne Cricket Ground.
Proteas wicket-keeper batter Kyle Verreynne has downplayed the team's capitulation as they were bowled out for less than 200 for a seventh straight innings at the MCG on Monday.
Allrounder Cameron Green took a career-best 5-27 as Australia ripped through South Africa's fragile batting before piling on late runs to seize control of the second Test in Melbourne on Monday.
Captain Dean Elgar has hinted that the Proteas could make a change to their batting line-up ahead of the Boxing Day Test against Australia in Melbourne.
Fast bowler Anrich Nortje insists the Proteas are mentally and physically in a "good space" ahead of the Boxing Day Test in Australia despite the defeat in Brisbane.