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Software Engineering vocabulary · Release and Maintenance

Spot instance

Meaning in software engineering, with examples

nounAdvanced term

In software engineering, spot instance means: Spare cloud capacity sold at a much lower price, which the provider can take back at short notice when it needs the capacity again.

In Turkish: spot sunucu, spot instance, kesintiye açık indirimli sunucu

How it is used

On AWS, a spot instance gets about a two-minute warning before it is interrupted. Azure and Google Cloud call them Spot VMs. Good for batch jobs, CI runners and stateless workers that can restart safely.

Example sentences

  1. Our CI runners use spot instances, which cut the bill by about 70 percent.

  2. Don't run the database on a spot instance; it can disappear at any time.

Common collocations

  • spot instance interruption
  • spot pricing
  • run on spot
  • spot VM
  • reserved instanceCloud capacity you commit to use for one or three years in exchange for a large discount compared with normal on-demand prices.
  • pay-as-you-goDescribes a pricing model in which you pay only for the resources you actually use, for example by the second, hour or gigabyte, with no long-term contract.
  • cost optimizationReducing cloud spending without hurting performance or reliability, for example by removing unused resources, choosing the right sizes and using discounts.
  • workloadAn application, service or job that runs on cloud resources and uses computing power, for example a website, a batch job or a database.

This word in other fields

The same English word can have a different meaning in another field:

More terms: Release and Maintenance

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