Setting minimum cache age to 0 minutes may leave the Visio Graphics Service open to a denial of service (DoS) attack. A value ...

Setting minimum cache age to 0 minutes may leave the Visio Graphics Service open to a denial of service (DoS) attack. A value of 0 for this setting may lead to large processor and network load of the Visio Graphics Service and SharePoint, decreasing the expected performance of both. However, increasing this value means that users will not see their Web Drawings refreshing as frequently.