c4a-highmem-72 as a GKE node
72 vCPU576 GiBarm64Google Cloud us-central1C4A High Memory 72
Where the c4a-highmem-72 goes
Default GKE setup: GKE ≤ 1.36.
CPU71.55 of 72 vCPU left for your pods
Memory557.33 GiB of 576 GiB left for your pods
your podsDaemonSets (200m, 300 MiB assumed)kubelet reservedeviction
110max pods per node
$3,097.89on demand / month · $4.24/h
$1,462.01spot / month (varies)
c4a-highmem-72 GKE max pods and allocatable memory — quick answers
- How many pods can a c4a-highmem-72 run as a node with GKE ≤ 1.36? Up to 110; kubelet keeps 18819 MiB of memory and 250m CPU, leaving 557.62 GiB and 71.75 vCPU for pods.
- How many pods can a c4a-highmem-72 run as a node with GKE 1.37+ (Container-Optimized OS)? Up to 110; kubelet keeps 2250 MiB of memory and 250m CPU, leaving 573.80 GiB and 71.75 vCPU for pods.
- How many 500m / 1 GiB pods fit? 107 per node after DaemonSets; 1 nodes for 10 replicas, about $3,097.89/month on demand.
What kubelet reserves on c4a-highmem-72
| Setup | Max pods | kube-reserved CPU | Memory reserved + eviction | Allocatable CPU | Allocatable memory | Memory usable |
|---|---|---|---|---|---|---|
| GKE ≤ 1.36 tiered memory reservation | 110 | 250m | 18719 Mi + 100 Mi | 71.75 | 557.62 GiB | 96.8% |
| GKE 1.37+ (Container-Optimized OS) 15 MiB × max pods + 500 MiB, CPU capped at 1 vCPU | 110 | 250m | 2150 Mi + 100 Mi | 71.75 | 573.80 GiB | 99.6% |
How these numbers are computed: reservation formulas. Check a live node with kubectl describe node → Allocatable.
How many pods fit on one c4a-highmem-72
Assumes DaemonSets (CNI, kube-proxy, log and metrics agents) request 200m CPU, 300 Mi and 3 pods per node. Try your own numbers in the node calculator.
| Pod requests (CPU / memory) | GKE ≤ 1.36 | GKE 1.37+ (Container-Optimized OS) | $ per pod / month |
|---|---|---|---|
| 100m / 128 Mi | 107 | 107 | $28.95 |
| 250m / 256 Mi | 107 | 107 | $28.95 |
| 250m / 512 Mi | 107 | 107 | $28.95 |
| 500m / 512 Mi | 107 | 107 | $28.95 |
| 500m / 1024 Mi | 107 | 107 | $28.95 |
| 1000m / 1024 Mi | 71 | 71 | $43.63 |
| 1000m / 2048 Mi | 71 | 71 | $43.63 |
| 2000m / 4096 Mi | 35 | 35 | $88.51 |
| 4000m / 8192 Mi | 17 | 17 | $182.23 |
Similar GKE node types
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| c4a-highmem-72-lssd | 72 | 576 | 71.75 | 557.62 GiB | 110 | $3,817.89 | $6.85 |
| n4d-highmem-80 | 80 | 640 | 79.73 | 620.34 GiB | 110 | $3,246.46 | $5.23 |
| n2d-highmem-80 | 80 | 640 | 79.73 | 620.34 GiB | 110 | $3,328.22 | $5.37 |
| n4-highmem-80 | 80 | 640 | 79.73 | 620.34 GiB | 110 | $3,475.38 | $5.60 |
| n2-highmem-80 | 80 | 640 | 79.73 | 620.34 GiB | 110 | $3,825.61 | $6.17 |
| n4a-highmem-64 | 64 | 512 | 63.77 | 494.90 GiB | 110 | $2,361.23 | $4.77 |
| n4d-highmem-64 | 64 | 512 | 63.77 | 494.90 GiB | 110 | $2,597.16 | $5.25 |
| n2d-highmem-64 | 64 | 512 | 63.77 | 494.90 GiB | 110 | $2,662.57 | $5.38 |
Closest match on other clouds
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| i8ge.18xlarge | 72 | 576 | 71.75 | 567.21 GiB | 786 | $6,236.24 | $10.99 |
| i7ie.18xlarge | 72 | 576 | 71.75 | 567.74 GiB | 737 | $6,830.17 | $12.03 |
| l80asv3 | 80 | 640 | 79.10 | 634.97 GiB | 250 | $4,555.20 | $7.17 |
| l80asv4 | 80 | 640 | 79.10 | 634.97 GiB | 250 | $5,022.40 | $7.91 |
| l80sv3 | 80 | 640 | 79.10 | 634.97 GiB | 250 | $5,080.80 | $8.00 |
| l80sv4 | 80 | 640 | 79.10 | 634.97 GiB | 250 | $5,080.80 | $8.00 |