在启动參数里追加 nosmp
nosmp的说明例如以下:
nosmp [SMP] Tells an SMP kernel to act as a UP kernel, and disable the IO APIC. legacy for "maxcpus=0".
[每天一个Linux小技巧] 强制让内核按单核模式启动
原文:http://www.cnblogs.com/zsychanpin/p/6740504.html