Re: Total Number of conecctions

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]



At Fri, 3 Dec 2010 12:57:59 -0800 (PST) CentOS mailing list <centos@xxxxxxxxxx> wrote:

> 
> 
> 
> I have the need to know how many connection the server has, i run this command but i don't know how to sum all the results and get a final number.
> any ideas?
> 
> netstat -an | grep -E 'tcp|udp' | awk '{print $6}' | sort | uniq -c | sort -n
> 
>    1 CLOSE_WAIT
>    1 FIN_WAIT_2
>    1 LAST_ACK
>    1 TIME_WAIT
>    4 SYN_SENT
>   15
>   37 LISTEN
>   44 ESTABLISHED

 <the above script> | awk '{print $1;}' | tr '\n' '+'|sed 's/\+$//g'|bc

The awk prints just the number, the tr replaces the newlines with +'s,
the sed strips off the trailing + (from the last newline), and bc does
the math.

> 
> 
> 
> ----------------------------------
> 
> Alejandro Rodriguez Luna
> 
> Web: http://www.alexluna.org
> 
> E-mail: el_alexluna@xxxxxxxxxxxx
> 
> MSN: el_alexluna@xxxxxxxxxxxx
> 
> GTalk: alexluna@xxxxxxxxx
> 
> Movil: 044-311-112-86-41
> 
> ----------------------------------
> 
> 
>       
> MIME-Version: 1.0
> 
> _______________________________________________
> CentOS mailing list
> CentOS@xxxxxxxxxx
> http://lists.centos.org/mailman/listinfo/centos
> 
>                                                                

-- 
Robert Heller             -- 978-544-6933 / heller@xxxxxxxxxxxx
Deepwoods Software        -- http://www.deepsoft.com/
()  ascii ribbon campaign -- against html e-mail
/\  www.asciiribbon.org   -- against proprietary attachments


                                                                      
_______________________________________________
CentOS mailing list
CentOS@xxxxxxxxxx
http://lists.centos.org/mailman/listinfo/centos

[Index of Archives]     [CentOS]     [CentOS Announce]     [CentOS Development]     [CentOS ARM Devel]     [CentOS Docs]     [CentOS Virtualization]     [Carrier Grade Linux]     [Linux Media]     [Asterisk]     [DCCP]     [Netdev]     [Xorg]     [Linux USB]
  Powered by Linux