Uptime
Uptime is the time a system is operating and available for use. In commercial discussions, uptime claims should be tied to specific infrastructure, time period, measurement method, and exclusions.
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Data Center Design and Operations
Gray space
Gray space is support infrastructure area such as electrical rooms, mechanical rooms, staging, storage, and back-of-house space. It may not directly house servers, but it is essential to making white space usable and reliable.
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Energization
Energization is the point when electrical facilities are made live and capable of receiving or delivering power. It is not the same as commercial operation, commissioning completion, or ready-for-service under a lease.
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Master Services Agreement is the umbrella contract governing the relationship between provider and customer. Specific orders, service schedules, SLAs, data center rules, and pricing exhibits often sit under the MSA.
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