The way this replication works can't be normal. No offence, but I find it hard to believe that replication can't manage more than 100 transactions per second, if that is...

No, snapshot agent is not scheduled to run, we start it only if we add article to subscription. Last time we have run it was two days ago, when we...

Its roughly 2.5M transactions per day and average size is 400 bytes. Are you saying that this kind of behavior (scanning distribution database continuously) is normal?

No, its a push subscription. Basically I don't think I understand how this kind of replicaton is functioning. My understandig was that replication agent should scan distribution database only if...