2V0-621D · Question #72
Which three are requirements for configuring Storage I/O Control (SIOC)? (Choose three.)
The correct answer is A. The datastore must consist of only one extent. B. The datastore is managed by a single vCenter Server. C. Auto-tiered storage must be compatable with SIOC. Storage I/O Control (SIOC) is used to control the I/O usage of a virtual machine and to gradually enforce the predefined I/O share levels. SIOC is supported on Fibre Channel and iSCSI connected storage in ESX/ESXi 4.1 and 5.0. With ESXi 5.0 support for NFS with SIOC was also…
Question
Which three are requirements for configuring Storage I/O Control (SIOC)? (Choose three.)
Options
- AThe datastore must consist of only one extent.
- BThe datastore is managed by a single vCenter Server.
- CAuto-tiered storage must be compatable with SIOC.
- DAuto-tiered storage must be SSD or SATA.
- EThe datastore must be VMFS.
How the community answered
(50 responses)- A92% (46)
- D6% (3)
- E2% (1)
Explanation
Storage I/O Control (SIOC) is used to control the I/O usage of a virtual machine and to gradually enforce the predefined I/O share levels. SIOC is supported on Fibre Channel and iSCSI connected storage in ESX/ESXi 4.1 and 5.0. With ESXi 5.0 support for NFS with SIOC was also added. Datastores with multiple extents or Raw Device Mapping (RDM) are currently not
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