c3-highmem-192-metal as a GKE node
192 vCPU1536 GiBx86_64Google Cloud us-central1C3 High Memory 192 metal
Where the c3-highmem-192-metal goes
Default GKE setup: GKE ≤ 1.36.
CPU191.25 of 192 vCPU left for your pods
Memory1,498.13 GiB of 1536 GiB left for your pods
your podsDaemonSets (200m, 300 MiB assumed)kubelet reservedeviction
110max pods per node
$9,272.14on demand / month · $12.70/h
$3,483.26spot / month (varies)
c3-highmem-192-metal GKE max pods and allocatable memory — quick answers
- How many pods can a c3-highmem-192-metal run as a node with GKE ≤ 1.36? Up to 110; kubelet keeps 38480 MiB of memory and 550m CPU, leaving 1,498.42 GiB and 191.45 vCPU for pods.
- How many pods can a c3-highmem-192-metal run as a node with GKE 1.37+ (Container-Optimized OS)? Up to 110; kubelet keeps 2250 MiB of memory and 550m CPU, leaving 1,533.80 GiB and 191.45 vCPU for pods.
- How many 500m / 1 GiB pods fit? 107 per node after DaemonSets; 1 nodes for 10 replicas, about $9,272.14/month on demand.
What kubelet reserves on c3-highmem-192-metal
| Setup | Max pods | kube-reserved CPU | Memory reserved + eviction | Allocatable CPU | Allocatable memory | Memory usable |
|---|---|---|---|---|---|---|
| GKE ≤ 1.36 tiered memory reservation | 110 | 550m | 38380 Mi + 100 Mi | 191.45 | 1,498.42 GiB | 97.6% |
| GKE 1.37+ (Container-Optimized OS) 15 MiB × max pods + 500 MiB, CPU capped at 1 vCPU | 110 | 550m | 2150 Mi + 100 Mi | 191.45 | 1,533.80 GiB | 99.9% |
How these numbers are computed: reservation formulas. Check a live node with kubectl describe node → Allocatable.
How many pods fit on one c3-highmem-192-metal
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 | $86.66 |
| 250m / 256 Mi | 107 | 107 | $86.66 |
| 250m / 512 Mi | 107 | 107 | $86.66 |
| 500m / 512 Mi | 107 | 107 | $86.66 |
| 500m / 1024 Mi | 107 | 107 | $86.66 |
| 1000m / 1024 Mi | 107 | 107 | $86.66 |
| 1000m / 2048 Mi | 107 | 107 | $86.66 |
| 2000m / 4096 Mi | 95 | 95 | $97.60 |
| 4000m / 8192 Mi | 47 | 47 | $197.28 |
Similar GKE node types
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| z3-highmem-192-highlssd-metal | 192 | 1536 | 191.45 | 1,498.42 GiB | 110 | $20,181.83 | $13.47 |
| c4d-highmem-192 | 192 | 1512 | 191.45 | 1,474.90 GiB | 110 | $8,726.52 | $5.92 |
| c4d-highmem-192-lssd | 192 | 1512 | 191.45 | 1,474.90 GiB | 110 | $9,686.52 | $6.57 |
| h4d-highmem-192 | 192 | 1488 | 191.45 | 1,451.38 GiB | 110 | $6,455.35 | $4.45 |
| h4d-highmem-192-lssd | 192 | 1488 | 191.45 | 1,451.38 GiB | 110 | $6,879.59 | $4.74 |
| c4-highmem-192 | 192 | 1488 | 191.45 | 1,451.38 GiB | 110 | $9,134.16 | $6.29 |
| c4-highmem-192-lssd | 192 | 1488 | 191.45 | 1,451.38 GiB | 110 | $11,054.16 | $7.62 |
| c4n-highmem-192 | 192 | 1488 | 191.45 | 1,451.38 GiB | 110 | $14,614.87 | $10.07 |
Closest match on other clouds
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| r6a.48xlarge | 192 | 1536 | 191.45 | 1,527.74 GiB | 737 | $7,947.07 | $5.20 |
| r6a.metal | 192 | 1536 | 191.45 | 1,527.74 GiB | 737 | $7,947.07 | $5.20 |
| r8g.48xlarge | 192 | 1536 | 191.45 | 1,527.74 GiB | 737 | $8,256.83 | $5.40 |
| r8g.metal-48xl | 192 | 1536 | 191.45 | 1,527.74 GiB | 737 | $8,256.83 | $5.40 |
| r9g.48xlarge | 192 | 1536 | 191.45 | 1,532.97 GiB | 250 | $8,999.67 | $5.87 |
| r9g.metal-48xl | 192 | 1536 | 191.45 | 1,532.97 GiB | 250 | $8,999.67 | $5.87 |