Re: Dunce awk question

[David <david%chromiq.org@localhost>]

On 2015-09-25 11:41, William A. Mahaffey III wrote:

> I am trying to use awk & grep to fashion a command to print out HDD
> temps, along w/ some identifying info:
>
> [wam@4256EE1, ~, 10:41:29am] 418 % sudo atactl wd0 identify | grep 
> Model
> Model: HGST HTS721010A9E630, Rev: JB0OA3J0, Serial #: JR10046P1D5UXN
> [wam@4256EE1, ~, 10:41:31am] 419 % sudo atactl wd0 identify | grep
> Model | awk '{printf $3 " "}' -
> [wam@4256EE1, ~, 10:41:32am] 420 % uname -a
> NetBSD 4256EE1.CFD.COM 6.1.5 NetBSD 6.1.5 (GENERIC) amd64
> [wam@4256EE1, ~, 10:41:34am] 421 %
>
> I am only *weakly* familiar w/ GNU awk, where the above works. What am
> I missing here, I expected the above to print out the model # of the
> HDD. Please apply the clue-bat generously :-) ....

You almost certainly don't need grep when awk is involved:

echo 'Model: HGST HTS721010A9E630, Rev: JB0OA3J0, Serial #: 
JR10046P1D5UXN' | awk '/Model/{print $3}'

seems to work for me...

--
david%chromiq.org@localhost