Sometimes 'actual duration' value is negative

[Anastasia Palkina]

"build_id": "2014-03-03_01-17-30",
"mirantis": "yes",
"build_number": "228",
"nailgun_sha": "ab432103b02529b6e0f8bf1c746e7228d4e9b10e",
"ostf_sha": "16198b380883a722e0ee43f6dfdda187a9a1b2a7",
"fuelmain_sha": "ba019bf15a9597a154e7c1d6ecc840614d21414c",
"astute_sha": "f15f5615249c59c826ea05d26707f062c88db32a",
"release": "4.1",
"fuellib_sha": "61d3a150402da3ce1160836c8d659f6d9d1f9640"

1. Create new environment (CentOS, simple mode)
2. Choose Nova-network
3. Choose Ceilometer
4. Add controller, compute, cinder
5. Choose VLAN Manager in network settings
6. Start deployment. It was successful
7. Start OSTF tests. It was siccessful
8. But 1 OSTF test has negative 'actual duration' value (see screen)/
9. From GET .../ostf/testsruns/...

{
                "status": "success",
                "taken": -5.97084593772888,
                "step": null,
                "testset": "smoke",
                "name": "Launch instance, create snapshot, launch instance from snapshot",
                "duration": "300 s.",
                "message": "",
                "id": "fuel_health.tests.smoke.test_nova_image_actions.TestImageAction.test_snapshot",
                "description": " Target component: Glance\n\n Scenario:\n 1. Get existing image by name.\n 2. Launch an instance using the default image.\n 3. Make snapshot of the created instance.\n 4. Delete the instance created in step 1.\n 5. Wait while instance deleted\n 6. Launch another instance from the snapshot created in step 2.\n 7. Delete server.\n "
            },

[Artem Roma (aroma-x)]

Can not reproduce - provide logs or env pls

[Tatyanka (tatyana-leontovich)]

Can not reproduce it,
Guys does anybody have a chance reproduce this issue?

[Artem Roma (aroma-x)]

Nobody can reproduce it so I move it into "invalid" state.