***
title: "SystemOptions"
generated: true
---------------
Options relating to system functions.
```ts title="Signature"
interface SystemOptions {
healthChecks?: HealthCheckStrategy[];
errorHandlers?: ErrorHandlerStrategy[];
cacheStrategy?: CacheStrategy;
instrumentationStrategy?: InstrumentationStrategy;
}
```
### healthChecks
\
HealthCheckStrategy[]`} default={`[TypeORMHealthCheckStrategy]`} since="1.6.0" />
Defines an array of [HealthCheckStrategy](/current/core/reference/typescript-api/health-check/health-check-strategy#healthcheckstrategy) instances which are used by the `/health` endpoint to verify
that any critical systems which the Vendure server depends on are also healthy.
### errorHandlers
\ErrorHandlerStrategy[]`} default={`[]`} since="2.2.0" />
Defines an array of [ErrorHandlerStrategy](/current/core/reference/typescript-api/errors/error-handler-strategy#errorhandlerstrategy) instances which are used to define logic to be executed
when an error occurs, either on the server or the worker.
### cacheStrategy
\CacheStrategy`} default={`InMemoryCacheStrategy`} since="3.1.0" />
Defines the underlying method used to store cache key-value pairs which powers the
[CacheService](/current/core/reference/typescript-api/cache/cache-service#cacheservice).
### instrumentationStrategy
\InstrumentationStrategy`} />