Stack Sizer
Size a self-hosted stack from official sources.
Load and options
Grafana Loki
v1.0.0Load
Up to 5 GB of logs a day from a few servers, up to 2,000 active streams, dashboards and alert rules querying Loki through the day.
Options
No options change this app's resources.
Recommended resources
App requirements + system baseline + safety headroom. Nothing else is added, and nothing is rounded to a machine size.
vCPU 1.32, RAM 3.9 GiB, Disk 44.997 GiB
vCPU1.32
RAM3.9GiB
Disk44.997GiB
Breakdown
| Line | From | vCPU | RAM (GiB) | Disk (GiB) | Sources |
|---|---|---|---|---|---|
| Grafana Loki | Loki · Medium load | 1 | 2 | 31.027 | 12345 |
| System baseline | Operating system, Container runtime (Docker Engine, containerd), System logs (journald), plus logs for 1 containers | 0.1 | 1.25 | 8.1 | 67891011 |
| Safety headroom | vCPU 20%, RAM 20%, disk 15% of apps + baseline | 0.22 | 0.65 | 5.87 | 127131014 |
| Recommended total | 1.32 | 3.9 | 44.997 |
Sources
- Loki docs at v3.7.8: Deployment modes (monolithic = -target=all, one process; for small read/write volumes of up to about 20 GB per day) (Grafana Loki, read 14 Oct 2026)
- Loki docs at v3.7.8: Size the cluster (microservices mode only; smallest tier under 3 TB/day: ingester 2 CPU and 4 Gi each) (Grafana Loki, read 14 Oct 2026)
- Loki configuration reference at v3.7.8: grpc_listen_port 9095, retention_enabled false, retention_period 0s (-store.retention), reporting_enabled true, ingestion and chunk defaults (Grafana Loki, read 14 Oct 2026)
- Docker Hub tag grafana/loki:3.7.8 (linux/amd64): 48,003,511 B compressed; 18 layers decompressed and counted: 160,082,432 B (Grafana Loki, read 14 Oct 2026)
- Docker: containerd image store is the default on fresh Engine 29+ installs and keeps images compressed and uncompressed (Grafana Loki, read 14 Oct 2026)
- Ubuntu Server: System requirements (Sizing policy, read 10 Oct 2026)
- Google Kubernetes Engine: About GKE node sizing (Sizing policy, read 10 Oct 2026)
- ANAROQ measurement: dockerd and containerd at rest (Ubuntu 24.04, Docker 29.8.2) (Sizing policy, read 10 Oct 2026)
- Docker Community Forums: Docker resource usage & overhead (Sizing policy, read 10 Oct 2026)
- journald.conf(5), Ubuntu Manpages (Sizing policy, read 10 Oct 2026)
- Docker Docs: Local file logging driver (Sizing policy, read 10 Oct 2026)
- AWS Compute Optimizer: Rightsizing recommendation preferences (Sizing policy, read 10 Oct 2026)
- Kubernetes: Node-pressure Eviction (Sizing policy, read 10 Oct 2026)
- mke2fs(8), Ubuntu Manpages (Sizing policy, read 10 Oct 2026)
Basis
- Catalog release
- 2026.10.10
- Sizing policy
- 2026.10.0
- Profile Grafana Loki
- 1.0.0
Deployment Spec
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A short lowercase image id, for example ubuntu-24.04.