[ENet-discuss] 4 seconds stalls.. congestion problem?

Chris Meub chrismeub at gmail.com
Tue Nov 23 14:22:21 PST 2010


Does anyone have experience using enet with a multiplayer game sending
reliable packets ~20 times a second or more?
I imagine most people sending that many packets are using unreliable.

On Sun, Nov 21, 2010 at 6:01 PM, Lee Salzman <lsalzman at gmail.com> wrote:
> No, the point is to get all available packets in this frame and not stall,
> i.e. it is polling. You wouldn't use a non-zero timeout in a game's client
> loop like that.
>
> Lee
>
> On 11/21/2010 02:31 PM, Mark Palkow wrote:
>
> Couldn't the problem be
>
> while( enet_host_service (client, & event, 0) > 0 )
>
> because it takes all the CPU (100%)?
> shouldn't it be something like:
>
> while( enet_host_service (client, & event, 10) > 0 )
>
> so that the CPU gets a chance to handle other task like the network stack?
> regards Mark
>
>
>
> -----Ursprüngliche Nachricht-----
> Von: enet-discuss-bounces at cubik.org [mailto:enet-discuss-bounces at cubik.org]
> Im Auftrag von Chris Meub
> Gesendet: Sonntag, 21. November 2010 08:39
> An: Discussion of the ENet library
> Betreff: Re: [ENet-discuss] 4 seconds stalls.. congestion problem?
>
> I am doing this every 1/60th second:
>
>    while( enet_host_service (client, & event, 0) > 0 )
>    {
>          switch (event.type)
>          {
> 		case ENET_EVENT_TYPE_RECEIVE:
> 		        // ( handle packet )
> 			enet_packet_destroy (event.packet);
> 			break;
>                 case ENET_EVENT_TYPE_DISCONNECT: // (handle disconnect here)
> 	 }
>    }
>
> As I understand it that will process all available events.
>
> On Sat, Nov 20, 2010 at 9:47 PM, Lee Salzman <lsalzman at gmail.com> wrote:
>
>
> In the client, make sure you repeatedly call enet_host_service() until it
> returns no events, otherwise it may possibly not service the network at
>
>
> all
>
>
> if it gets backlogged.
>
> Lee
>
> On 11/20/2010 07:41 PM, Chris Meub wrote:
>
> It does *not* exhibit the stalling behavior when I run on LAN or on
> the same machine.
>
> On Sat, Nov 20, 2010 at 6:44 PM, Jay Sprenkle <jsprenkle at gmail.com> wrote:
>
>
> Have you tried running both on the same physical machine, or on two
>
>
> machines
>
>
> within your control?
> Perhaps it's caused by comcast equipment.
>
> On Sat, Nov 20, 2010 at 6:52 PM, Chris Meub <chrismeub at gmail.com> wrote:
>
>
> The server is hosted on a dedicated hosting provider M5, but I have
> also tried putting the server on a friend's home Ubuntu server with
> the exact same intermittent stalling behavior.
>
> The client is under a router and cable modem with comcast
>
> pinging the server averages 49ms at the moment, 32ms from another
> network ive tested
>
>
>
>
>
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>


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