500-450 · Question #43
Which statement about when you deploy Cisco UCCE on Cisco UCS C-Series Tested Reference Configuration (TRC) Servers assuming the UCCE VM coresidency rules are met?
The correct answer is B. You do not need to check/calculate if you have enough IOPS as specified on UCCE docwiki VMs storage requirements since TRC is pre-tested with known VM storage requirements. B is correct because Cisco UCS C-Series TRC (Tested Reference Configuration) servers are pre-validated configurations - Cisco has already performed the IOPS testing against known UCCE VM storage requirements, so administrators can trust the TRC spec without re-running their own…
Question
Options
- AYou must check/calculate if you have enough IOPS as specified on UCCE docwiki VMs storage requirements.
- BYou do not need to check/calculate if you have enough IOPS as specified on UCCE docwiki VMs storage requirements since TRC is pre-tested with known VM storage requirements.
- CYou can add SAN external storage in addition to local disks on the UCS C-Series TRCs to meet UCCE VMs IOPS requirements.
- DYou can enable thin Provisioned vDisks to have more disk space on order to meet UCCE VMs IOPS requirements.
How the community answered
(33 responses)- B94% (31)
- C3% (1)
- D3% (1)
Explanation
B is correct because Cisco UCS C-Series TRC (Tested Reference Configuration) servers are pre-validated configurations - Cisco has already performed the IOPS testing against known UCCE VM storage requirements, so administrators can trust the TRC spec without re-running their own IOPS calculations, provided co-residency rules are followed.
Why the distractors are wrong:
- A is incorrect because it describes the process you'd follow on non-TRC hardware; TRC eliminates that manual verification step.
- C is incorrect because TRC configurations are defined and validated with specific hardware specs - adding external SAN storage is not part of the TRC design and would take you outside the tested configuration.
- D is incorrect because thin-provisioned vDisks affect disk space capacity, not IOPS performance; IOPS is about I/O throughput, not storage allocation, so thin provisioning does not help meet IOPS requirements.
Memory tip: Think of TRC as a "pre-approved blueprint" - Cisco already did the homework, so you don't have to. If it's TRC + co-residency rules met, the storage math is already done for you.
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