z3-highmem-22-highlssd as a GKE node
22 vCPU176 GiBx86_64Google Cloud us-central1Z3 High Memory 22 highlssd
Where the z3-highmem-22-highlssd goes
Default GKE setup: GKE ≤ 1.36.
CPU21.68 of 22 vCPU left for your pods
Memory165.33 GiB of 176 GiB left for your pods
your podsDaemonSets (200m, 300 MiB assumed)kubelet reservedeviction
110max pods per node
$2,372.50on demand / month · $3.25/h
$1,350.49spot / month (varies)
z3-highmem-22-highlssd GKE max pods and allocatable memory — quick answers
- How many pods can a z3-highmem-22-highlssd run as a node with GKE ≤ 1.36? Up to 110; kubelet keeps 10627 MiB of memory and 125m CPU, leaving 165.62 GiB and 21.88 vCPU for pods.
- How many pods can a z3-highmem-22-highlssd run as a node with GKE 1.37+ (Container-Optimized OS)? Up to 110; kubelet keeps 2250 MiB of memory and 125m CPU, leaving 173.80 GiB and 21.88 vCPU for pods.
- How many 500m / 1 GiB pods fit? 43 per node after DaemonSets; 1 nodes for 10 replicas, about $2,372.50/month on demand.
What kubelet reserves on z3-highmem-22-highlssd
| Setup | Max pods | kube-reserved CPU | Memory reserved + eviction | Allocatable CPU | Allocatable memory | Memory usable |
|---|---|---|---|---|---|---|
| GKE ≤ 1.36 tiered memory reservation | 110 | 125m | 10527 Mi + 100 Mi | 21.88 | 165.62 GiB | 94.1% |
| GKE 1.37+ (Container-Optimized OS) 15 MiB × max pods + 500 MiB, CPU capped at 1 vCPU | 110 | 125m | 2150 Mi + 100 Mi | 21.88 | 173.80 GiB | 98.8% |
How these numbers are computed: reservation formulas. Check a live node with kubectl describe node → Allocatable.
How many pods fit on one z3-highmem-22-highlssd
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 | $22.17 |
| 250m / 256 Mi | 86 | 86 | $27.59 |
| 250m / 512 Mi | 86 | 86 | $27.59 |
| 500m / 512 Mi | 43 | 43 | $55.17 |
| 500m / 1024 Mi | 43 | 43 | $55.17 |
| 1000m / 1024 Mi | 21 | 21 | $112.98 |
| 1000m / 2048 Mi | 21 | 21 | $112.98 |
| 2000m / 4096 Mi | 10 | 10 | $237.25 |
| 4000m / 8192 Mi | 5 | 5 | $474.50 |
Similar GKE node types
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| c3-highmem-22 | 22 | 176 | 21.88 | 165.62 GiB | 110 | $1,062.43 | $6.41 |
| z3-highmem-22-standardlssd | 22 | 176 | 21.88 | 165.62 GiB | 110 | $2,132.50 | $12.88 |
| c4-highmem-24 | 24 | 186 | 23.87 | 175.42 GiB | 110 | $1,141.77 | $6.51 |
| c4-highmem-24-lssd | 24 | 186 | 23.87 | 175.42 GiB | 110 | $1,381.77 | $7.88 |
| c4n-highmem-24 | 24 | 186 | 23.87 | 175.42 GiB | 110 | $1,826.86 | $10.41 |
| c4n-highmem-24-lssd | 24 | 186 | 23.87 | 175.42 GiB | 110 | $1,946.86 | $11.10 |
| n1-highmem-32 | 32 | 208 | 31.85 | 196.98 GiB | 110 | $1,381.78 | $7.01 |
| c3d-highmem-30 | 30 | 240 | 29.86 | 228.34 GiB | 110 | $1,341.05 | $5.87 |
Closest match on other clouds
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| z1d.6xlarge | 24 | 192 | 23.87 | 189.14 GiB | 234 | $1,629.36 | $8.61 |
| dc24sv3 | 24 | 192 | 23.66 | 186.97 GiB | 250 | $1,681.92 | $9.00 |
| i3en.6xlarge | 24 | 192 | 23.87 | 189.14 GiB | 234 | $1,979.76 | $10.47 |
| dc24dsv3 | 24 | 192 | 23.66 | 186.97 GiB | 250 | $1,979.76 | $10.59 |
| l24aosv4 | 24 | 192 | 23.66 | 186.97 GiB | 250 | $1,979.76 | $10.59 |
| i8ge.6xlarge | 24 | 192 | 23.87 | 188.52 GiB | 292 | $2,078.75 | $11.03 |