gstat information on the CLI

Eduardo Meyer dudu.meyer at
Thu Oct 23 08:12:24 PDT 2008

On Thu, Oct 23, 2008 at 12:50 PM, Jeremy Chadwick <koitsu at> wrote:
> On Thu, Oct 23, 2008 at 12:20:45PM -0200, Eduardo Meyer wrote:
>> Hello,
>> Its me again bothering you with basic things I cant accomplish.
>> I am planning on monitoring my disks, and the most important
>> information for me is thorughput and lengh queue of operations. I can
>> get the first information with iostat -w1 and sorta, which is perfect
>> for scripting.
>> However, I also need the L(q) information which FreeBSD gives me with
>> gstat. However, this curses interface wont allow me to use grep+awk to
>> get the information I need for the device (slices and disks, but not
>> labels) I need.
> Can you tell me what the L(q) field actually represents in gstat?
> The BUGS section of the gstat man page should indirectly answer your
> other question (re: non-curses).

Yes, I have read that. I am looking the source code for gstat. Its
simple, small and clear. I guess can be asily modified to have what I
want :)

>> So I ask, how can I get this information other than gstat? Or, can
>> gstat work in non-interactive mode?
> iostat -x should provide what you're looking for.  And remember, the
> first sample data shown in iostat should be generally discarded.

I need the queue lengh of pending disk operations. What L(q) shows is
the lengh queue, the queued number of pending operations (I believe).

> --
> | Jeremy Chadwick                                jdc at |
> | Parodius Networking              |
> | UNIX Systems Administrator                  Mountain View, CA, USA |
> | Making life hard for others since 1977.              PGP: 4BD6C0CB |

Eduardo Meyer
pessoal: dudu.meyer at
profissional: ddm.farmaciap at

More information about the freebsd-stable mailing list