package dispatchcloud
import (
- "git.curoverse.com/arvados.git/sdk/go/arvados"
+ "git.arvados.org/arvados.git/sdk/go/arvados"
check "gopkg.in/check.v1"
)
var _ = check.Suite(&NodeSizeSuite{})
-const GiB = int64(1 << 30)
+const GiB = arvados.ByteSize(1 << 30)
type NodeSizeSuite struct{}
func (*NodeSizeSuite) TestChooseUnsatisfiable(c *check.C) {
checkUnsatisfiable := func(ctr *arvados.Container) {
- _, err := ChooseInstanceType(&arvados.Cluster{InstanceTypes: []arvados.InstanceType{
- {Price: 1.1, RAM: 1000000000, VCPUs: 2, Name: "small1"},
- {Price: 2.2, RAM: 2000000000, VCPUs: 4, Name: "small2"},
- {Price: 4.4, RAM: 4000000000, VCPUs: 8, Name: "small4", Scratch: GiB},
+ _, err := ChooseInstanceType(&arvados.Cluster{InstanceTypes: map[string]arvados.InstanceType{
+ "small1": {Price: 1.1, RAM: 1000000000, VCPUs: 2, Name: "small1"},
+ "small2": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Name: "small2"},
+ "small4": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Name: "small4", Scratch: GiB},
}}, ctr)
c.Check(err, check.FitsTypeOf, ConstraintsNotSatisfiableError{})
}
checkUnsatisfiable(&arvados.Container{RuntimeConstraints: rc})
}
checkUnsatisfiable(&arvados.Container{
- Mounts: map[string]arvados.Mount{"/tmp": {Kind: "tmp", Capacity: 2 * GiB}},
+ Mounts: map[string]arvados.Mount{"/tmp": {Kind: "tmp", Capacity: int64(2 * GiB)}},
RuntimeConstraints: arvados.RuntimeConstraints{RAM: 12345, VCPUs: 1},
})
}
func (*NodeSizeSuite) TestChoose(c *check.C) {
- for _, menu := range [][]arvados.InstanceType{
+ for _, menu := range []map[string]arvados.InstanceType{
{
- {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
- {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
- {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Name: "small"},
+ "costly": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
+ "best": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
+ "small": {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Name: "small"},
},
{
- {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
- {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "goodenough"},
- {Price: 2.2, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
- {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Name: "small"},
+ "costly": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
+ "goodenough": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "goodenough"},
+ "best": {Price: 2.2, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
+ "small": {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Name: "small"},
},
{
- {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Name: "small"},
- {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "goodenough"},
- {Price: 2.2, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
- {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
+ "small": {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Name: "small"},
+ "goodenough": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "goodenough"},
+ "best": {Price: 2.2, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
+ "costly": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
},
{
- {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: GiB, Name: "small"},
- {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: GiB, Name: "nearly"},
- {Price: 3.3, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
- {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
+ "small": {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: GiB, Name: "small"},
+ "nearly": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: GiB, Name: "nearly"},
+ "best": {Price: 3.3, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
+ "costly": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
+ },
+ {
+ "small": {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: GiB, Name: "small"},
+ "nearly": {Price: 2.2, RAM: 1200000000, VCPUs: 4, Scratch: 2 * GiB, Name: "nearly"},
+ "best": {Price: 3.3, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
+ "costly": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
},
} {
- best, err := ChooseInstanceType(&arvados.Cluster{InstanceTypes: menu}, &arvados.Container{
+ best, err := ChooseInstanceType(&arvados.Cluster{InstanceTypes: menu, Containers: arvados.ContainersConfig{
+ LocalKeepBlobBuffersPerVCPU: 1,
+ ReserveExtraRAM: 268435456,
+ }}, &arvados.Container{
Mounts: map[string]arvados.Mount{
- "/tmp": {Kind: "tmp", Capacity: 2 * GiB},
+ "/tmp": {Kind: "tmp", Capacity: 2 * int64(GiB)},
},
RuntimeConstraints: arvados.RuntimeConstraints{
VCPUs: 2,
}
}
-func (*NodeSizeSuite) TestChoosePreemptable(c *check.C) {
- menu := []arvados.InstanceType{
- {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Preemptable: true, Name: "costly"},
- {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "almost best"},
- {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Preemptable: true, Name: "best"},
- {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Preemptable: true, Name: "small"},
+func (*NodeSizeSuite) TestChooseWithBlobBuffersOverhead(c *check.C) {
+ menu := map[string]arvados.InstanceType{
+ "nearly": {Price: 2.2, RAM: 4000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "small"},
+ "best": {Price: 3.3, RAM: 8000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best"},
+ "costly": {Price: 4.4, RAM: 12000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly"},
+ }
+ best, err := ChooseInstanceType(&arvados.Cluster{InstanceTypes: menu, Containers: arvados.ContainersConfig{
+ LocalKeepBlobBuffersPerVCPU: 16, // 1 GiB per vcpu => 2 GiB
+ ReserveExtraRAM: 268435456,
+ }}, &arvados.Container{
+ Mounts: map[string]arvados.Mount{
+ "/tmp": {Kind: "tmp", Capacity: 2 * int64(GiB)},
+ },
+ RuntimeConstraints: arvados.RuntimeConstraints{
+ VCPUs: 2,
+ RAM: 987654321,
+ KeepCacheRAM: 123456789,
+ },
+ })
+ c.Check(err, check.IsNil)
+ c.Check(best.Name, check.Equals, "best")
+}
+
+func (*NodeSizeSuite) TestChoosePreemptible(c *check.C) {
+ menu := map[string]arvados.InstanceType{
+ "costly": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Preemptible: true, Name: "costly"},
+ "almost best": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "almost best"},
+ "best": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Preemptible: true, Name: "best"},
+ "small": {Price: 1.1, RAM: 1000000000, VCPUs: 2, Scratch: 2 * GiB, Preemptible: true, Name: "small"},
}
best, err := ChooseInstanceType(&arvados.Cluster{InstanceTypes: menu}, &arvados.Container{
Mounts: map[string]arvados.Mount{
- "/tmp": {Kind: "tmp", Capacity: 2 * GiB},
+ "/tmp": {Kind: "tmp", Capacity: 2 * int64(GiB)},
},
RuntimeConstraints: arvados.RuntimeConstraints{
VCPUs: 2,
KeepCacheRAM: 123456789,
},
SchedulingParameters: arvados.SchedulingParameters{
- Preemptable: true,
+ Preemptible: true,
},
})
c.Check(err, check.IsNil)
c.Check(best.RAM >= 1234567890, check.Equals, true)
c.Check(best.VCPUs >= 2, check.Equals, true)
c.Check(best.Scratch >= 2*GiB, check.Equals, true)
- c.Check(best.Preemptable, check.Equals, true)
+ c.Check(best.Preemptible, check.Equals, true)
+}
+
+func (*NodeSizeSuite) TestScratchForDockerImage(c *check.C) {
+ n := EstimateScratchSpace(&arvados.Container{
+ ContainerImage: "d5025c0f29f6eef304a7358afa82a822+342",
+ })
+ // Actual image is 371.1 MiB (according to workbench)
+ // Estimated size is 384 MiB (402653184 bytes)
+ // Want to reserve 2x the estimated size, so 805306368 bytes
+ c.Check(n, check.Equals, int64(805306368))
+
+ n = EstimateScratchSpace(&arvados.Container{
+ ContainerImage: "d5025c0f29f6eef304a7358afa82a822+-342",
+ })
+ // Parse error will return 0
+ c.Check(n, check.Equals, int64(0))
+
+ n = EstimateScratchSpace(&arvados.Container{
+ ContainerImage: "d5025c0f29f6eef304a7358afa82a822+34",
+ })
+ // Short manifest will return 0
+ c.Check(n, check.Equals, int64(0))
+}
+
+func (*NodeSizeSuite) TestChooseGPU(c *check.C) {
+ menu := map[string]arvados.InstanceType{
+ "costly": {Price: 4.4, RAM: 4000000000, VCPUs: 8, Scratch: 2 * GiB, Name: "costly", CUDA: arvados.CUDAFeatures{DeviceCount: 2, HardwareCapability: "9.0", DriverVersion: "11.0"}},
+ "low_capability": {Price: 2.1, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "low_capability", CUDA: arvados.CUDAFeatures{DeviceCount: 1, HardwareCapability: "8.0", DriverVersion: "11.0"}},
+ "best": {Price: 2.2, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "best", CUDA: arvados.CUDAFeatures{DeviceCount: 1, HardwareCapability: "9.0", DriverVersion: "11.0"}},
+ "low_driver": {Price: 2.1, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "low_driver", CUDA: arvados.CUDAFeatures{DeviceCount: 1, HardwareCapability: "9.0", DriverVersion: "10.0"}},
+ "cheap_gpu": {Price: 2.0, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "cheap_gpu", CUDA: arvados.CUDAFeatures{DeviceCount: 1, HardwareCapability: "8.0", DriverVersion: "10.0"}},
+ "invalid_gpu": {Price: 1.9, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "invalid_gpu", CUDA: arvados.CUDAFeatures{DeviceCount: 1, HardwareCapability: "12.0.12", DriverVersion: "12.0.12"}},
+ "non_gpu": {Price: 1.1, RAM: 2000000000, VCPUs: 4, Scratch: 2 * GiB, Name: "non_gpu"},
+ }
+
+ type GPUTestCase struct {
+ CUDA arvados.CUDARuntimeConstraints
+ SelectedInstance string
+ }
+ cases := []GPUTestCase{
+ GPUTestCase{
+ CUDA: arvados.CUDARuntimeConstraints{
+ DeviceCount: 1,
+ HardwareCapability: "9.0",
+ DriverVersion: "11.0",
+ },
+ SelectedInstance: "best",
+ },
+ GPUTestCase{
+ CUDA: arvados.CUDARuntimeConstraints{
+ DeviceCount: 2,
+ HardwareCapability: "9.0",
+ DriverVersion: "11.0",
+ },
+ SelectedInstance: "costly",
+ },
+ GPUTestCase{
+ CUDA: arvados.CUDARuntimeConstraints{
+ DeviceCount: 1,
+ HardwareCapability: "8.0",
+ DriverVersion: "11.0",
+ },
+ SelectedInstance: "low_capability",
+ },
+ GPUTestCase{
+ CUDA: arvados.CUDARuntimeConstraints{
+ DeviceCount: 1,
+ HardwareCapability: "9.0",
+ DriverVersion: "10.0",
+ },
+ SelectedInstance: "low_driver",
+ },
+ GPUTestCase{
+ CUDA: arvados.CUDARuntimeConstraints{
+ DeviceCount: 1,
+ HardwareCapability: "",
+ DriverVersion: "10.0",
+ },
+ SelectedInstance: "",
+ },
+ GPUTestCase{
+ CUDA: arvados.CUDARuntimeConstraints{
+ DeviceCount: 0,
+ HardwareCapability: "9.0",
+ DriverVersion: "11.0",
+ },
+ SelectedInstance: "non_gpu",
+ },
+ }
+
+ for _, tc := range cases {
+ best, err := ChooseInstanceType(&arvados.Cluster{InstanceTypes: menu}, &arvados.Container{
+ Mounts: map[string]arvados.Mount{
+ "/tmp": {Kind: "tmp", Capacity: 2 * int64(GiB)},
+ },
+ RuntimeConstraints: arvados.RuntimeConstraints{
+ VCPUs: 2,
+ RAM: 987654321,
+ KeepCacheRAM: 123456789,
+ CUDA: tc.CUDA,
+ },
+ })
+ if best.Name != "" {
+ c.Check(err, check.IsNil)
+ c.Check(best.Name, check.Equals, tc.SelectedInstance)
+ } else {
+ c.Check(err, check.Not(check.IsNil))
+ }
+ }
}