[Bridge] Packet loss when ~400 virtual machine connected to a bridge

Hello everyone, We have a physical server that hosts about 400 virtual machines. Each virtual machine has a TAP device connected to a Linux bridge. We tried to use Linux-KVM suggestions for QEMU networking according to this link

Re: [Bridge] How to connect more than 200 interfaces to a bridge

Sent with Proton Mail secure email. --- Original Message --- On Wednesday, November 9th, 2022 at 8:21 PM, Stephen Hemminger wrote: > On Wed, 09 Nov 2022 10:51:27 + > Ali Shirvani via Bridge bridge@lists.linux-foundation.org wrote: > > > Hello everyone, >

[Bridge] How to connect more than 200 interfaces to a bridge

Hello everyone, It seems we reach the Linux bridge limitation on the number of interfaces in a single bridge. Currently, we have 210 tap interface in a bridge, and we suffer from more than 50% packet loss when we ping the IP address of the virtual machine that uses one of the tap interfaces in