Hi Daniel, 2017-11-03 13:31 GMT-03:00 Daniel <[email protected]>:
> Hi, > > yes the MAC is learned and i can see that mac. So this seems not the > problem > Maybe someone has another idea. We use HP-1920 48 Port Switch. > Im using the same switches at whole network (10 devices) and no problems. VLANs, tagged and untagged, trunkings, "lacp"... works like a charm. Atte.- > > > Am 03.11.17, 11:45 schrieb "pve-user im Auftrag von Ivan Malyarchuk" < > [email protected] im Auftrag von [email protected]>: > > Hello. > Looks like your switch is flooding known unicast traffic. > Check if mac of 10.0.2.7 exists in FDB on all switches, also > mac-learning is enabled on this port or vlan, and check overall MAC > count on switch. > Also there is a chance of hash collision, which leads to things thet > some mac addresses cant be learned on switch FDB. > > 03.11.2017 11:20, Daniel пишет: > > Hi there, > > > > > > > > i have some strange issues. I have a couple of Proxmox Server in a > Cluster. > > > > First of all I see on all Servers the same Traffic. This confused me > and I started to debug where it come from. > > > > > > > > First point was tcpdump and here is something strange. I see on > server7 all traffic which is going to the NFS Server from server18 > > > > Normally in a switched network this is not possible for my > understanding. > > > > > > > > 10:09:29.686286 IP 10.0.2.128.782 > 10.0.2.7.2049: Flags [.], seq > 22820576:22848088, ack 67363421, win 24575, options [nop,nop,TS val > 552550304 ecr 1340486158], length 27512 > > > > 10:09:29.686519 IP 10.0.2.128.782 > 10.0.2.7.2049: Flags [.], seq > 22848088:22850984, ack 67363421, win 24575, options [nop,nop,TS val > 552550304 ecr 1340486158], length 2896 > > > > 10:09:29.686527 IP 10.0.2.128.782 > 10.0.2.7.2049: Flags [.], seq > 22850984:22877048, ack 67363421, win 24576, options [nop,nop,TS val > 552550304 ecr 1340486158], length 26064 > > > > 10:09:29.686774 IP 10.0.2.128.782 > 10.0.2.7.2049: Flags [.], seq > 22877048:22906008, ack 67363421, win 24576, options [nop,nop,TS val > 552550304 ecr 1340486158], length 28960 > > > > 10:09:29.687010 IP 10.0.2.128.782 > 10.0.2.7.2049: Flags [P.], seq > 22906008:22912924, ack 67363421, win 24576, options [nop,nop,TS val > 552550304 ecr 1340486158], length 6916 > > > > > > > > I have to possibilities. My HP Switch is doing this with maybe > mirror ports (but not configured as I know) > > > > The Proxmox Cluster show traffic on all Hosts. All my Hosts has the > same Traffic Account when I check the Graphs > > > > > > > > My opinion is that it will be the Switch which makes wiered thinks. > > > > > > > > Cheers > > > > > > > > Daniel > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > pve-user mailing list > > [email protected] > > https://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > > -- > С уважением, > Иван Малярчук > "ИНТЕР-ТЕЛЕКОМ" Цифра > Украина, Киев > (044) 206-77-33 доб.155 > www.cyfra.ua > _______________________________________________ > pve-user mailing list > [email protected] > https://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > > _______________________________________________ > pve-user mailing list > [email protected] > https://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > _______________________________________________ pve-user mailing list [email protected] https://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
