systems. systemd使现代Linux内核的许多特色得以充分发挥。现在，要想支持systemd，内核版本必须高于ebuild 2.6.39。 在最新的版本 sys-kernel/gentoo-sources包中, 有一个快捷的方法，使得systemd成为强制选择或可选的内核选项(请看Kernel/Configuration 来获得进一步的了解): Init is typically assigned process identifier 1. I'm always ready to suspect gcc since it has been thoroughly updated with the screams of tortured souls deafening him. "Hey, St. Pete, what's all this?" screams