Poor video quality even with 3 participants

Please someone help us out. Even though conference has 3 participants video quality is poor and video is blinking for other two participants. Following are the versions in our server
ii jitsi-meet 2.0.6726-1 all WebRTC JavaScript video conferences
ii jitsi-meet-prosody 1.0.5675-1 all Prosody configuration for Jitsi Meet
ii jitsi-meet-turnserver 1.0.5675-1 all Configures coturn to be used with Jitsi Meet
ii jitsi-meet-web 1.0.5675-1 all WebRTC JavaScript video conferences
ii jitsi-meet-web-config 1.0.5675-1 all Configuration for web serving of Jitsi Meet
ii jitsi-videobridge2 2.1-595-g3637fda4-1 all WebRTC compatible Selective Forwarding Unit (SFU)

Upload js console logs from a client having the bad experience.

What do you mean exactly by ‘video is blinking’ ? I have never seen video blink. At which rate approximately ? Can you provide a Gif for this interesting event ?

What are the reported bandwidths (Bitrate, packet loss) for your 3 participants ?