[CLUE-Tech] agrep instead of grep

[Kevin Cullis]

Hey all,

We had Linux Cert training tonight and we had an interesting
conversation which I'd like to pass on to everyone.  A while back I
asked about instead of grep, what would do an AND greping.  This what
I've done:

root at cullis:/var/log > agrep 'minutes' messages

Jan 26 23:46:56 cullis pppd[5881]: Connect time 2.8 minutes.
Jan 27 08:37:01 cullis pppd[7078]: Connect time 7.4 minutes.
Jan 27 11:08:17 cullis pppd[7349]: Connect time 20.5 minutes.
Jan 27 15:01:35 cullis pppd[7964]: Connect time 2.6 minutes.
Jan 27 17:21:35 cullis pppd[8236]: Connect time 2.2 minutes.
Jan 27 18:10:36 cullis pppd[8338]: Connect time 7.9 minutes.
Jan 27 19:33:34 cullis pppd[8497]: Connect time 5.0 minutes.
Jan 27 20:55:47 cullis pppd[8685]: Connect time 4.7 minutes.
Jan 27 23:38:42 cullis pppd[8962]: Connect time 20.2 minutes.
Jan 28 08:48:32 cullis pppd[10281]: Connect time 5.7 minutes.
Jan 28 10:41:15 cullis pppd[10524]: Connect time 3.0 minutes.
Jan 28 13:04:47 cullis pppd[10877]: Connect time 9.3 minutes.
Jan 28 14:23:12 cullis pppd[11058]: Connect time 7.5 minutes.
Jan 28 16:20:37 cullis pppd[11337]: Connect time 4.7 minutes.
Jan 28 20:48:11 cullis pppd[11793]: Connect time 0.7 minutes.
Jan 29 03:22:10 cullis pppd[12763]: Connect time 11.0 minutes.
Jan 29 10:32:49 cullis pppd[13479]: Connect time 12.7 minutes.
Jan 29 12:55:01 cullis pppd[13714]: Connect time 67.7 minutes.
Jan 29 13:32:01 cullis pppd[13949]: Connect time 1.9 minutes.
Jan 29 14:04:14 cullis pppd[14037]: Connect time 2.0 minutes.
Jan 29 14:21:01 cullis pppd[14098]: Connect time 0.8 minutes.
Jan 29 14:30:13 cullis pppd[14130]: Connect time 1.5 minutes.
Jan 29 14:48:10 cullis pppd[14183]: Connect time 6.7 minutes.
Jan 29 15:21:06 cullis pppd[14263]: Connect time 14.8 minutes.
Jan 29 15:52:59 cullis pppd[14346]: Connect time 22.5 minutes.
Jan 29 17:23:06 cullis pppd[14541]: Connect time 12.2 minutes.
Jan 29 18:30:41 cullis pppd[14672]: Connect time 38.2 minutes.
Jan 29 19:52:13 cullis pppd[14942]: Connect time 3.5 minutes.
Jan 29 22:47:07 cullis pppd[15397]: Connect time 9.0 minutes.
Jan 30 08:41:45 cullis pppd[16881]: Connect time 15.0 minutes.
Jan 30 09:21:12 cullis pppd[17044]: Connect time 1.9 minutes.
Jan 30 12:22:01 cullis pppd[17411]: Connect time 2.9 minutes.
Jan 30 18:53:09 cullis pppd[18063]: Connect time 5.0 minutes.
Jan 30 23:08:42 cullis pppd[18359]: Connect time 87.0 minutes.
Jan 31 08:40:39 cullis pppd[19880]: Connect time 26.7 minutes.

root at cullis:/var/log > agrep 'Jan 31; minutes' messages

Jan 31 08:40:39 cullis pppd[19880]: Connect time 26.7 minutes.
Jan 31 10:17:34 cullis pppd[20211]: Connect time 6.8 minutes.
Jan 31 11:44:50 cullis pppd[20392]: Connect time 7.7 minutes.
Jan 31 12:29:23 cullis pppd[20477]: Connect time 23.4 minutes.
Jan 31 12:32:26 cullis pppd[20567]: Connect time 1.9 minutes.
Jan 31 12:53:04 cullis pppd[20623]: Connect time 3.6 minutes.
Jan 31 14:23:51 cullis pppd[20801]: Connect time 4.0 minutes.
Jan 31 14:39:26 cullis pppd[20862]: Connect time 8.4 minutes.
Jan 31 15:34:08 cullis pppd[21021]: Connect time 5.4 minutes.
Jan 31 16:43:58 cullis pppd[21096]: Connect time 47.2 minutes.
Jan 31 17:00:39 cullis pppd[21267]: Connect time 2.6 minutes.
Jan 31 22:01:06 cullis pppd[21796]: Connect time 10.2 minutes.
Jan 31 23:51:31 cullis pppd[300]: Connect time 9.7 minutes.

root at cullis:/var/log > agrep 'Jan 31; minutes;12:..:..' messages

Jan 31 12:29:23 cullis pppd[20477]: Connect time 23.4 minutes.
Jan 31 12:32:26 cullis pppd[20567]: Connect time 1.9 minutes.
Jan 31 12:53:04 cullis pppd[20623]: Connect time 3.6 minutes.

Thought I would revisit this. Enjoy.

Kevin