Re: [warn] Error binding network socket: Address already in use

[Olaf Selke <olaf.selke@xxxxxxxxxxxx>]

Drake Wilson wrote:
> Quoth Olaf Selke <olaf.selke@xxxxxxxxxxxx>, on 2009-11-10 07:54:57 +0100:
>>> It sounds like you're running
>>> out of outgoing ports to use for connections.
>> yes, but only about 27000 tcp connections have been open
> 
> That's getting close to the limit.  Usually only high-numbered ports
> are used for outgoing connections.  Since you mention you are running
> Linux, you may wish to check /proc/sys/net/ipv4/ip_local_port_range
> and possibly widen the range to see whether that helps.  E.g., the
> default range on my system appears to be 32768--61000, which allows
> at most 28232 outgoing TCP connections that are not bound to specific
> ports, and fewer if some of the ports are stuck in wait states.
> 
> /proc settings (as you are probably aware) are usually changed using
> echo and shell redirection, so you would use
> 
>   # echo 24576 65000 > /proc/sys/net/ipv4/ip_local_port_range

thx, it appears you are right:

anonymizer2:~# cat /proc/sys/net/ipv4/ip_local_port_range
32768   61000
anonymizer2:~# echo 24576 65000 > /proc/sys/net/ipv4/ip_local_port_range
anonymizer2:~# cat /proc/sys/net/ipv4/ip_local_port_range
24576   65000

Olaf
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