A systems administrator is preparing to install two servers in a single rack. The administrator is concerned that having both servers in one rack will increase the chance of power issues due to the increased load. Which of the following should the administrator implement FIRST to address the issue?
Correct Answer: A. Separate circuits
The administrator should first implement separate circuits to address the increased power load from installing two servers in one rack. Separate circuits prevent overload by distributing the electrical load across different breakers, reducing the risk of tripping and overheating. This foundational step ensures the power infrastructure can handle the combined demand safely before adding devices like UPS or upgrading PDUs, which manage power quality and redundancy rather than load distribution.
Why Other Options are Incorrect:
B. An uninterruptible power supply
A UPS provides backup power during outages and stabilizes voltage but does not increase the capacity of the electrical circuit. It cannot prevent overloads caused by too many devices drawing power from a single circuit.
C. Increased PDU capacity
Increasing PDU (Power Distribution Unit) capacity helps distribute power to devices but does not address the fundamental issue of circuit overload. If the underlying electrical circuit is overloaded, increasing PDU capacity alone will not prevent tripping or damage.
D. Redundant power supplies
Redundant power supplies improve server uptime by providing backup power sources within the server but do not mitigate the risk of circuit overload caused by multiple devices drawing power from the same circuit. They do not increase circuit capacity or reduce load.
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