The VMware Device Datastore IOPS report reveals the average count of raw I/O operations per second (IOPS) for a virtual machine This report is helpful for diagnosing read and write efficiency and in some cases memory exhaustion.

High IOPS metrics can indicate virtual memory usage where RAM needs exceed allocation. Use this report together with the VM Memory Utilization and Disk Activity report.

了解資料欄資料

各報表的預設檢視，包含具有以下資料欄的格線：

  • Disk. Disk name (index in parenthesis).
  • Poll Time. Date and time of last poll.
  • Average Read Requests per Second. Average disk operations per second.
  • Average Write Requests per Second. Average disk operations per second.

    Generate a report

    Choose Device. Choose one or more host devices you want WUG17.0N-EMBEDDED-REPORT-BASE information for.

    Choose time constraints. (,) Choose times for the WUG17.0N-EMBEDDED-REPORT-BASE. (For recently observed measurements, select Last Polled from the Date Range drop down list.) Filter and reduce by row and by column. Sort and remove columns, group rows based on specific column values, and remove unwanted information from the table.

    Chart, adjust output, and visualize. Fine tune report presentation and range of values displayed using the Report Settings dialog (optional).

註: This report only returns VMware Device Datastore IOPS metrics for virtual machines when host machines have the appropriate VMware credentials. For more information, see Using Credentials.

  • 匯出報表資料

    您可以多種格式來將報表資料從 WhatsUp Gold 匯出、重複使用及發佈。從儀表板選項（）選單選取 [展開]（）。報表展開之後，選取「匯出資料」圖示來存取以下的選項：

    • HTML。產生並下載一個 .htm 檔案，以其顯示在 WhatsUp Gold 使用者介面中的形式來展示您的報表資料。
    • Excel。產生並下載一個內含您的報表資料的 .xml 試算表。
    • CSV：產生並下載一個內含報表資料的 .csv 檔案。
    • 文字：產生並下載一個內含報表資料的 .txt 檔案。
    • 排程匯出：設定報表資料匯出的週期性日期和時間、格式和電子郵件目的地。