This update incorporates the process identifier (PID) of the calling thread so that the parallelism of the boot process can be viewed.

此更新还融入了调用线程的过程标识符(PID)以便可以平行查看引导过程。

youdao

The return value (PID in the above example) is a process identifier.

返回值（上例中的 PID）是进程标识符。

youdao

The AIX kernel loads the process init as process identifier (PID) 1.

AIX内核为进程init分配进程标识符(PID) 1。

youdao