[ubuntu-in] does anybody know what ps -ef | wc -l stand for?

[Manish]

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shirish wrote:
> Hi all, does anybody what does the above command is doing?
>
> The first part of the command is about giving a list of processes
>
> ps -ef
>
> wc is about  print newline, word, and byte counts for each file
> basically tells how many words are in a document or something.
>
> so If I get
>
> $ ps -ef | wc -l 121
>
> does it mean that each processes has 121 words (or an average of
> 121 words)
>
> If yes, is that too big or small?
>
> Looking forward for answer/suggestion on the same.
Hi Shirish,

Since ps -ef lists the number of processes on the system to stdout,
using the | send its output to stdin of wc
This implies wc reads the whole text output by ps -ef, which means the
command counts the number of processes running on your system

Regards,
Manish
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