Push relay on MicroSaaS.app
Single-tenant push API for APNs and FCM. Memory floor: 64 MB (measured floor rounded up to the next multiple of 32 MB). Status: Validated
What was measured?
- Booted and passed its checks at 64 MB; 62 MB stopped at boot and 60 MB panicked.Source: product test notes, probe date 2026-10-28, measured on the production microVM runtime. Method
| Engine | Go, standard library only |
|---|---|
| Category | Mail and notifications |
| Memory floor | 64 MB |
| Status | Validated |
How long does it live?
Stateful services have a time to live of at least 1 hour, set in whole-hour steps; the default is 1 hour. The maximum depends on the plan: 4 hours on Free, 24 hours on Developer and up to 30 days on Pro. At expiry the service and its data are deleted and cannot be recovered.
What are the limits?
Tested against mocks only; real APNs and FCM delivery is not verified.
- Tested against mock push services only. Real APNs and FCM delivery is not verified.
- The hosting platform has no secrets feature: keys are passed as environment variables or kept in files on the service storage.
A memory floor is not a sizing recommendation.
Where would it be used?
What else is in mail and notifications?
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