Wireshark · Wireshark-users: Re: [Wireshark-users] CPU scalability to quad cores?

[Jeff Morriss <jeff.morriss.ws@xxxxxxxxx>]

Steve_Hackett@xxxxxxxxxxxx wrote:
> Hi all. I'm new to this list so please go easy on me if this question 
> has been raised before!
>
> Do multiple CPU cores help when processing large captures (e.g. looking 
> at conversations for instance)? I'm particularly interested in whether I 
> would get a performance boost by moving from a dual core to a quad core 
> machine. I note that many applications in general don't seem to scale 
> well hence the reason for the question.

No: Wireshark is single threaded.  (Making it multi-threaded wouldn't be 
easy, either.)