May 7, 2011, during Game 3 of the Western Conference Semifinals, Perkins grabbed 13 rebounds, while also getting six points, one assist, and one steal in a 101–93 overtime loss against the Memphis Grizzlies. He helped the Thunder get to the Western Conference Finals, but the team got eliminated in five games against the Dallas Mavericks. Perkins averaged 4.5 points, 6.1 rebounds and 0.8 blocks per game in the playoffs. 2011–12 season The 2011–12 NBA season was shortened due to the collective bargaining agreement resulting in a lockout. During the 2011 NBA lockout, Perkins lost more than 30 pounds. On December 25, 2011, Perkins started the lockout-shortened season getting six points, four rebounds, one assist, and one block while also going 2 of 2 from the field in a 97–89 win against the Orlando Magic. Perkins made it on the 2012 NBA All-Star ballot, placing 6th out of the centers in the Western Conference. He got 66,380 votes. On February 10, 2012, Perkins got his first double-double of the season, getting 10 points, 10 rebounds, two assists, and one block in a 101–87 win against the Utah Jazz. On February 14, 2012, Perkins tied his career high with six assists, as well as getting seven rebounds, one steal, one block, and one point in a 111–85 win against the Utah Jazz. On February 20, 2012, Perkins got five points, 13 rebounds, three assists, and a season-high six blocks in a 101–93 win against the New Orleans Hornets. On March 5, 2012, Perkins grabbed a season-high 14 rebounds, while also getting seven points, one assist, one steal, and one block in a 95–91 win against the Dallas Mavericks. On March 18, 2012, Perkins got six points, six rebounds, two assists, two blocks, and a career-high tying three steals in a 111–95 win against the Portland Trail Blazers. On March 25, 2012, Perkins scored a season-high 16 points, while also getting six rebounds, two assists, and one steal in a 103–87 win against the Miami Heat. On April 13, 2012, Perkins got his second double-double of the season, getting 11 points and 11 rebounds in a 115–89 win over the Sacramento Kings. The Thunder finished the season with 47 wins, first in the Northwest Division, and the 2nd seed in the West. To start the 2012 NBA Playoffs, they faced the Dallas Mavericks in the First Round. During Game 2 of the