Exadata Statistics

To view statistics of databases running on an Exadata system:

  1. Open the Performance Hub page from the database details page, if not already opened.

    Note: For more information about how to navigate to the Performance Hub page, see For Base Database Service and Exadata Databases.

  2. Click the Exadata tab. The Exadata summary page is displayed.

    It includes the following sections:

    • Summary - displays open alerts and type, I/O requests per disk, cell server I/O throughput per disk, and disk utilization for the database you have selected.

    • Latency - displays the latency of OS and cell I/O, small reads and writes, and large reads and writes.

    • Flash I/O - System Total - displays I/O requests, database throughput, and the maximum capacity of the flash drives used by the database.

    • Hard Disk I/O - System Total - displays I/O requests, database throughput, and the maximum capacity of the hard disks used by the database.

  3. Click Exadata Details to display the Exadata Details page.

    The Exadata Details page contains the following tabs:

    • Performance (displayed by default)

    • Health

    • ADDM

    • Top Consumers

    • Cells

    • Disks

    • Smart I/O

    • I/O Reasons

    • Configuration

  4. Click a tab to view the statistics information in it.

For more information about each tab, see: