Re: groups and daemons
Parisa <[email protected]>
| Newsgroups | gmane.network.spread.user |
|---|---|
| Message-ID | <[email protected]> |
Well, actually I modified these parameters inside flow_control.c file and recompiled the spread. I couldn't find anything in configuration file. P. On Nov 22, 2011, at 10:46 PM, Ed Holyat wrote: > Can this be adjusted through the spread configuration file (.conf)? > > -----Original Message----- > From: Parisa [mailto:[email protected]] > Sent: Tuesday, November 22, 2011 4:29 PM > To: John Schultz > Cc: [email protected] > Subject: Re: [Spread-users] groups and daemons > > Thanks, looks as if it is the solution :) > I can push the throughout further now. > > P. > > > > On Nov 22, 2011, at 9:59 PM, John Schultz wrote: > >> I'm not sure what the bottleneck here is. >> >> It could be the flow control parameters of your configuration are >> too low to hit cpu and/or bandwidth limits. You can change the flow >> control parameters manually through the spmonitor program if you >> have dangerous monitor turned on in your configuration file. Out of >> the box the window is 60 and the personal window is 15. You could >> try experimentally increasing these parameters by a multiplicative >> factor and see if it improves your throughput (e.g. - 120 and 30). >> >> Cheers! >> >> ----- >> John Lane Schultz >> Spread Concepts LLC >> Phn: 301 830 8100 >> Cell: 443 838 2200 >> >> On Nov 22, 2011, at 3:39 PM, Parisa wrote: >> >> Hi , >> >> I was testing the spread with the following setting: >> >> one segment with 4 daemons. which are deployed on 4 different >> machines. >> then each daemon has two flooders connected to it. one is a writer >> and >> the other is a reader. these flooders are also on different machines. >> >> Then I have 4 groups. each pair of the flooders connected to that >> same >> daemon, form a group. Each writer only sends to its own group. >> >> and I am testing with SAFE_MESS type. >> >> The behavior I am observing looks a little strange to me. I am >> monitoring the cpu and bandwidth usage at the daemons during the >> execution. After a certain load which is close to 50 Mbps for each >> writer (which in aggregate we can say 200 Mbps) throughput does not >> increase any further. Though neither cpu nor the bandwidth at daemons >> and flooders is not saturated. >> >> >> Do you think I am doing sth wrong? Any suggestions why this should be >> the case? >> Thanks. >> >> >> >> Parisa >> >> _______________________________________________ >> Spread-users mailing list >> [email protected] >> http://lists.spread.org/mailman/listinfo/spread-users >> > > > > _______________________________________________ > Spread-users mailing list > [email protected] > http://lists.spread.org/mailman/listinfo/spread-users >