One minute between these 2 blocks about node HOT 3 CLOSED

I also have

from node.

I also have

About this graph here are test conditions we had :
3 nodes configured to receive each less than 300tps. These 3 nodes were configured to participate in consensus. (delay set to 3ms between each trx and we need to count connexion cost from client to node)
That s why we clearly see some level when we added removed nodes.
Around 8h20 we started to see some delay. When some nodes in network can t manage to deal with too much load, blocks start to have round number of transactions such as 800 1000 2000 4000 or number like that. When all is ok number are much more random like 478 832 ...

from node.

During the last 2 weeks, after updating the client this error could not be reproduced.

from node.