FM 14-01 Chapter 14 · Cloud and infrastructure
Kubernetes resource units
CPU and memory quantities to cores and bytes, Mi versus M, sums of requests and limits, pod QoS class.
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Resource
M is decimal (1000ⁿ). Mi is binary (1024ⁿ), about 4.9% bigger.
- Bytes
- 128000000
- Ki (1024ⁿ)
- 125000Ki
- Mi (1024ⁿ)
- 122.070313Mi
- Gi (1024ⁿ)
- 0.119209Gi
- Ti (1024ⁿ)
- 0.000116Ti
- k (1000ⁿ)
- 128000k
- M (1000ⁿ)
- 128M
- G (1000ⁿ)
- 0.128G
- T (1000ⁿ)
- 0.000128T
Memory: Ki, Mi, Gi are powers of 1024, k, M, G powers of 1000. Lowercase m means milli: 400m of memory is 0.4 bytes. CPU: 1 is one core (vCPU), 500m is half a core, 1m is the finest step.