max numbers of sockets?

Bogdan TARU bgd at icomag.de
Mon Apr 14 08:51:18 PDT 2003



	Sorry, it was the 'shell limit' :)

 bogdan


----------------------------
iCom Media AG
Kirchweg 36
Koln, 50858
Germany

Phone: +49-(0)221-485-689-16
Fax  : +49-(0)221-485-689-20
Mobile:+49-(0)173-269-76-62

On Mon, 14 Apr 2003, Bogdan TARU wrote:

>
> 	Hi hackers,
>
>  I am running some test programs to check the max number of sockets I can
> open on a machine. Don't ask why! :)
>
>  The max number that I reached was 7318. I get 'Too many open files' when
> trying to open more. And I am curious why. I have bumped the following
> sysctl vars:
>
> (17:32) root@(alice)[~] sysctl kern.maxfiles
> kern.maxfiles: 15000
> (17:32) root@(alice)[~] sysctl kern.maxfilesperproc
> kern.maxfilesperproc: 15000
> (17:33) root@(alice)[~] sysctl kern.ipc.maxsockets
> kern.ipc.maxsockets: 15000
>
>
>  When trying to run 'sysctl kern.openfiles' I get indeed:
>
> (17:29) root@(alice)[~] sysctl kern.openfiles
> kern.openfiles: 7419
>
>  So there aren't any other processes 'eating up' the rest of the sockets.
>
>  The other question that I've got is related to the 'vm.zone':
>
> (17:28) root@(alice)[~] sysctl vm.zone
> vm.zone:
> ITEM            SIZE     LIMIT    USED    FREE  REQUESTS
> ....
> socket:          192,    15000,   7348,     33,    43978
>
>
>  I thought that the LIMIT == USED + FREE, but it seems it's not that
> way... Could somebody explain?
>
>  Thank you,
>  bogdan
>
>
> ----------------------------
> iCom Media AG
> Kirchweg 36
> Koln, 50858
> Germany
>
> Phone: +49-(0)221-485-689-16
> Fax  : +49-(0)221-485-689-20
> Mobile:+49-(0)173-269-76-62
>
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