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Date:      Thu, 15 Oct 1998 20:44:33 -0600 (MDT)
From:      "Kenneth D. Merry" <ken@plutotech.com>
To:        jgreco@solaria.sol.net (Joe Greco)
Cc:        scsi@FreeBSD.ORG
Subject:   Re: ncrcontrol-like utility for CAM?
Message-ID:  <199810160244.UAA22162@panzer.plutotech.com>
In-Reply-To: <199810160059.TAA10370@aurora.sol.net> from Joe Greco at "Oct 15, 98 07:59:46 pm"

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Joe Greco wrote...
> Will there be an ncrcontrol-like utility for CAM?  I'm mainly interested
> in statistics, and was unable to find anything obvious after looking over
> the CAM stuff in 3.0-19981015-BETA.  It'd be a nice addition, and it was
> a feature I had always missed with the ahc (and others) driver.

What kind of statistics?  Most interesting statistics should be available
through systat(1), iostat(8) and vmstat(8).

There are other stats that are recorded in the devstat(9) system, but that
aren't displayed in the stats-display utilities.  (like the number of
ordered tags, number of outstanding transactions)  There's a program on my
ftp site that will dump out the contents of all the devstat(9) structures
in the system:

ftp://ftp.kdm.org/pub/FreeBSD/cam/ds.c

If there are stats that aren't available that you'd like to see, let me
know so I can keep them in mind for future enhancements.

> In either case, CAM appears to be working very well on one of my big 
> machines, with an NCR and an AHA3940.  Very nice work!

Thanks!

Ken
-- 
Kenneth Merry
ken@plutotech.com

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