// getActualResources returns the actual resource usage of the allocations.
func getActualResources(client *api.Client, runningAllocs []*api.Allocation, node *api.Node) ([]string, error) {
// Compute the total
total := computeNodeTotalResources(node)
// Get Resources
var cpu float64
var mem uint64
for _, alloc := range runningAllocs {
// Make the call to the client to get the actual usage.
stats, err := client.Allocations().Stats(alloc, nil)
if err != nil {
return nil, err
}
cpu += stats.ResourceUsage.CpuStats.TotalTicks
mem += stats.ResourceUsage.MemoryStats.RSS
}
resources := make([]string, 2)
resources[0] = "CPU|Memory"
resources[1] = fmt.Sprintf("%v/%v MHz|%v/%v",
math.Floor(cpu),
total.CPU,
humanize.IBytes(mem),
humanize.IBytes(uint64(total.MemoryMB*bytesPerMegabyte)))
return resources, nil
}
