| LowMemoryNotificationContext | A class that periodically checks the total amount of free physical memory for the computer, and, in the case of the total amount of free physical memory is lower than the value specified in Minimum, the Action specified in Action will be invoked once. |
| BufferSizes | Specifies common buffer sizes to use for a disk or memory read/write operation. To calculate the optimal read/write buffer size for a determined filesize, use the GetFileStreamBufferSize(Int64) function. |