kubernetes

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Kubernetes Submit Queue e06fc087e0 Merge pull request #44938 from jayunit100/cleanup-orphan-logging

Automatic merge from submit-queue (batch tested with PRs 45033, 44961, 45021, 45097, 44938)

Cleanup orphan logging that goes on in the sync loop.

**What this PR does / why we need it**:

Fixes #44937  

**Before this PR** The older logs were like this:

```
E0426 00:06:33.763347   21247 kubelet_volumes.go:114] Orphaned pod "35c4a858-2a12-11e7-910c-42010af00003" found, but volume paths are still present on disk.
E0426 00:06:33.763400   21247 kubelet_volumes.go:114] Orphaned pod "e7676365-1580-11e7-8c27-42010af00003" found, but volume paths are still present on disk.
```

The problem being that, all the volumes were spammed w/ no summary info.   

**After this PR** the logs look like this:

```
E0426 01:32:27.295568   22261 kubelet_volumes.go:129] Orphaned pod "408b060e-2a1d-11e7-90e8-42010af00003" found, but volume paths are still present on disk. : There were a total of 2 errors similar to this.  Turn up verbosity to see them.
E0426 01:32:29.295515   22261 kubelet_volumes.go:129] Orphaned pod "408b060e-2a1d-11e7-90e8-42010af00003" found, but volume paths are still present on disk. : There were a total of 2 errors similar to this.  Turn up verbosity to see them.
E0426 01:32:31.293180   22261 kubelet_volumes.go:129] Orphaned pod "408b060e-2a1d-11e7-90e8-42010af00003" found, but volume paths are still present on disk. : There were a total of 2 errors similar to this.  Turn up verbosity to see them.
```

And with logging turned up, the extra info logs are shown with details:

```
E0426 01:34:21.933983   26010 kubelet_volumes.go:129] Orphaned pod "1c565800-2a20-11e7-bbc2-42010af00003" found, but volume paths are still present on disk. : There were a total of 3 errors similar to this.  Turn up verbosity to see them.
I0426 01:34:21.934010   26010 kubelet_volumes.go:131] Orphan pod: Orphaned pod "1c565800-2a20-11e7-bbc2-42010af00003" found, but volume paths are still present on disk.
I0426 01:34:21.934015   26010 kubelet_volumes.go:131] Orphan pod: Orphaned pod "408b060e-2a1d-11e7-90e8-42010af00003" found, but volume paths are still present on disk.
I0426 01:34:21.934019   26010 kubelet_volumes.go:131] Orphan pod: Orphaned pod "e7676365-1580-11e7-8c27-42010af00003" found, but volume paths are still present on disk.
```

**Release note**

```release-note
Roll up volume error messages in the kubelet sync loop.
```

2017-04-28 13:16:47 -07:00