Which tool must you use to identify single or multiple devices at 100% utilization, minimum and maximum device utilization, and device utilization balance, all over time (performance analysis)?
Quantized Heat Map: to identify single or multiple devices at 100% utilization, minimum and maximum device utilization, and device utilization balance, all over time (performance analysis).
References:
What are three reasons to use Oracle Enterprise Manager for the Oracle ZFS Storage Appliance family?
Oracle Enterprise Manager Plug-in for Oracle ZFS Storage Appliance provides monitoring and provisioning for all Oracle ZFS Storage Appliance models. In addition, the plug-in provides the following primary features:
References:
http://www.oracle.com/technetwork/oem/grid-control/downloads/zfs-storage-plugin-487867.html
What time interval between a domain controller and appliance clocks causes a ZFS Storage Appliance to not properly join an Active Directory domain?
In, the process of joining the domain, as well as user authentication, may fail if there is greater than a five-minute time difference between the domain controller and the Oracle ZFS Storage Appliance.
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Which configuration should improve ZFS throughput and response time for stable write processing (for example, O_SYMC)?
Each pool can contain multiple ZFS virtual devices (vdevs).
Which hardware failure cannot be prevented by the No Single Point of Failure feature on a ZFS Storage Appliance?
Adding a single JBOD to a double parity RAID-Z NSPF config makes it impossible to preserve NSPF characteristics. However, you can still add the JBOD and create RAID stripes within the JBOD, sacrificing NSPF in the process.
References:
https://docs.oracle.com/cd/E51475_01/html/E52872/godge.html
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