I would recommend that you reduce the DH parameter strength to 2048 bits. You're not noticing it now because most clients end up using ECDHE, but 4096-bit DH pa

I would recommend that you reduce the DH parameter strength to 2048 bits. You're not noticing it now because most clients end up using ECDHE, but 4096-bit DH parameters are _very_ slow and yet don't provide any meaningful increase in security.