Re: [jgroups-users] Reducing bandwidth usage
Questions/problems related to using JGroups <[email protected]> Wed, 1 Apr 2020 13:17:56 -0400
| Newsgroups | gmane.comp.java.javagroups.general |
|---|---|
| Message-ID | <mailman.81964.1585761505.1370.javagroups-users@lists.sourceforge.net> |
--===============0426036960935831165== Content-Type: multipart/alternative; boundary="000000000000219bf205a23ddefb" --000000000000219bf205a23ddefb Content-Type: text/plain; charset="UTF-8" Also is there a way to limit packets and/or bandwidth used for udp transmissions? On Wed, Apr 1, 2020 at 12:17 PM Questions/problems related to using JGroups <[email protected]> wrote: > Thanks! > > What's the differences between FD_ALL, FD_ALL2 and FD_ALL3? It's not clear > from the javadocs > > On Wed, Apr 1, 2020 at 10:01 AM Questions/problems related to using > JGroups <[email protected]> wrote: > >> >> >> On 01.04.20 15:53, Questions/problems related to using JGroups wrote: >> > I'm using a slightly modified version of "udp.xml" that basically >> > increases some of the timeouts. I've been wiresharking some of the >> > traffic to get an idea of bandwidth usage and consumption. >> > >> > a) is there a supported wireshark plugin to help decode the jgroups >> > messages? >> >> There used to be one (written in C), but because the wire format kept >> changing, we decided it was better to use the actual parsing code to >> implement a PCAP/NG parser. See [1] for details. >> >> > b) I'm noticing about 3-4 packets send per second to/from 2 nodes with >> > some bursts to 7 packets. Is there a way to tell what these messages >> are? >> >> Yes, use [1] to display the messages. >> >> I suspect most of the traffic is from a heartbeat protocol (FD_ALL) or >> stability (STABLE) >> >> > c) regarding (b), is there a way to reduce the chatter? >> >> Depending on what the messages are, yes, by increasing timeouts (e.g.) >> in FD_ALL. >> >> >> [1] http://belaban.blogspot.com/2019/06/network-sniffing.html >> >> >> > javagroups-users mailing list >> > [email protected] >> > https://lists.sourceforge.net/lists/listinfo/javagroups-users >> > >> >> -- >> Bela Ban | http://www.jgroups.org >> >> >> >> _______________________________________________ >> javagroups-users mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/javagroups-users >> > _______________________________________________ > javagroups-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/javagroups-users > --000000000000219bf205a23ddefb Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr">Also is there a way to limit packets and/or bandwidth used= for udp transmissions?<br></div><br><div class=3D"gmail_quote"><div dir=3D= "ltr" class=3D"gmail_attr">On Wed, Apr 1, 2020 at 12:17 PM Questions/proble= ms related to using JGroups <<a href=3D"mailto:[email protected]= urceforge.net">[email protected]</a>> wrote:<br></d= iv><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;bord= er-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"><div>= Thanks!</div><div><br></div><div>What's the differences between FD_ALL,= FD_ALL2 and FD_ALL3? It's not clear from the javadocs<br></div></div><= br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Wed,= Apr 1, 2020 at 10:01 AM Questions/problems related to using JGroups <<a= href=3D"mailto:[email protected]" target=3D"_blank">j= [email protected]</a>> wrote:<br></div><blockquote c= lass=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px soli= d rgb(204,204,204);padding-left:1ex"><br> <br> On 01.04.20 15:53, Questions/problems related to using JGroups wrote:<br> > I'm using a slightly modified version of "udp.xml" that = basically <br> > increases some of the timeouts. I've been wiresharking some of the= <br> > traffic to get an idea of bandwidth usage and consumption.<br> > <br> > a) is there a supported wireshark plugin to help decode the jgroups <b= r> > messages?<br> <br> There used to be one (written in C), but because the wire format kept <br> changing, we decided it was better to use the actual parsing code to <br> implement a PCAP/NG parser. See [1] for details.<br> <br> > b) I'm noticing about 3-4 packets send per second to/from 2 nodes = with <br> > some bursts to 7 packets. Is there a way to tell what these messages a= re?<br> <br> Yes, use [1] to display the messages.<br> <br> I suspect most of the traffic is from a heartbeat protocol (FD_ALL) or <br> stability (STABLE)<br> <br> > c) regarding (b), is there a way to reduce the chatter?<br> <br> Depending on what the messages are, yes, by increasing timeouts (e.g.) <br> in FD_ALL.<br> <br> <br> [1] <a href=3D"http://belaban.blogspot.com/2019/06/network-sniffing.html" r= el=3D"noreferrer" target=3D"_blank">http://belaban.blogspot.com/2019/06/net= work-sniffing.html</a><br> <br> <br> > javagroups-users mailing list<br> > <a href=3D"mailto:[email protected]" target=3D"_b= lank">[email protected]</a><br> > <a href=3D"https://lists.sourceforge.net/lists/listinfo/javagroups-use= rs" rel=3D"noreferrer" target=3D"_blank">https://lists.sourceforge.net/list= s/listinfo/javagroups-users</a><br> > <br> <br> -- <br> Bela Ban | <a href=3D"http://www.jgroups.org" rel=3D"noreferrer" target=3D"= _blank">http://www.jgroups.org</a><br> <br> <br> <br> _______________________________________________<br> javagroups-users mailing list<br> <a href=3D"mailto:[email protected]" target=3D"_blank"= >[email protected]</a><br> <a href=3D"https://lists.sourceforge.net/lists/listinfo/javagroups-users" r= el=3D"noreferrer" target=3D"_blank">https://lists.sourceforge.net/lists/lis= tinfo/javagroups-users</a><br> </blockquote></div> _______________________________________________<br> javagroups-users mailing list<br> <a href=3D"mailto:[email protected]" target=3D"_blank"= >[email protected]</a><br> <a href=3D"https://lists.sourceforge.net/lists/listinfo/javagroups-users" r= el=3D"noreferrer" target=3D"_blank">https://lists.sourceforge.net/lists/lis= tinfo/javagroups-users</a><br> </blockquote></div> --000000000000219bf205a23ddefb-- --===============0426036960935831165== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline --===============0426036960935831165== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ javagroups-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/javagroups-users --===============0426036960935831165==--