DLPAR 前,SMT 处于激活状态,分区有 10 个逻辑处理器 # smtctl | grep "SMT is currently" SMT is currently enabled. # bindprocessor -q The available processors are: 0 1 2 3 4 5 6 7 8 9 通过 DLPAR 把虚拟处理器增加到 6 个 # bindprocessor -q The available processors are: 0 1 2 3 4 5 6 7 8 9 10 11 禁止 SMT 后,分区只剩 6 个逻辑处理器 # smtctl -m off -w now smtctl: SMT is now disabled. # bindprocessor -q The available processors are: 0 1 2 3 4 5 通过 DLPAR 把虚拟处理器减少到 5 个,分区只剩 5 个逻辑处理器 # bindprocessor -q The available processors are: 0 1 2 3 4 |