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Issue 1444133002:
Add UMA histograms for data usage tab model (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master| Index: tools/metrics/histograms/histograms.xml |
| diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml |
| index 023532af8e95bab6688ee8a95123187f501b81a6..762ddf0fe111f8a2db1349aa8246343a45d980a8 100644 |
| --- a/tools/metrics/histograms/histograms.xml |
| +++ b/tools/metrics/histograms/histograms.xml |
| @@ -6393,6 +6393,74 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries. |
| </summary> |
| </histogram> |
| +<histogram name="DataUse.TabModel.ExpiredActiveTabEntryRemovaltime" |
|
tbansal1
2015/11/16 17:17:38
Is it duration or timestamps? If former, then I wi
Raj
2015/11/16 20:09:37
Done.
|
| + units="seconds"> |
| + <owner>bengr@chromium.org</owner> |
| + <owner>rajendrant@chromium.org</owner> |
| + <summary> |
| + The amount of time in seconds an expired tab entry still actively tracking |
| + data usage for a Chrome tab is removed from tab model since its latest data |
| + usage tracking session. |
| + |
| + Tab model maintains the tab entries each pertaining to tracking sessions of |
| + a single Chrome tab. These entries are considered expired after some |
| + duration and can be removed from tab model after that. |
| + </summary> |
| +</histogram> |
| + |
| +<histogram name="DataUse.TabModel.ExpiredInactiveTabEntryRemovaltime" |
| + units="seconds"> |
| + <owner>bengr@chromium.org</owner> |
| + <owner>rajendrant@chromium.org</owner> |
| + <summary> |
| + The amount of time in seconds an expired tab entry not actively tracking |
| + data usage for a Chrome tab is removed from tab model since its latest data |
| + usage tracking session. |
| + |
| + Tab model maintains the tab entries each pertaining to tracking sessions of |
| + a single Chrome tab. These entries are considered expired after some |
| + duration and can be removed from tab model after that. |
| + </summary> |
| +</histogram> |
| + |
| +<histogram name="DataUse.TabModel.OldInactiveSessionRemovaltime" |
| + units="seconds"> |
| + <owner>bengr@chromium.org</owner> |
| + <owner>rajendrant@chromium.org</owner> |
| + <summary> |
| + The amount of time in seconds between the time of deletion of an old |
| + inactive data usage tracking session and the time its tracking ended. |
| + |
| + Tab model maintains a limited number of tracking sessions per Chrome tab. |
| + When this limit is reached oldest inactive tracking sessions will be removed |
|
tbansal1
2015/11/16 17:17:39
s/will be/are/
Raj
2015/11/16 20:09:37
Done.
|
| + to make room for newer data usage tracking sessions for the same tab. |
|
tbansal1
2015/11/16 17:17:39
s/to make room for newer data usage tracking sessi
Raj
2015/11/16 20:09:37
Done.
|
| + </summary> |
| +</histogram> |
| + |
| +<histogram name="DataUse.TabModel.TrackingSessionLifetime" units="seconds"> |
| + <owner>bengr@chromium.org</owner> |
| + <owner>rajendrant@chromium.org</owner> |
| + <summary> |
| + The lifetime of a data usage tracking session of a Chrome tab in seconds, |
| + maintained by tab model. This is the interval between the time tracking |
|
tbansal1
2015/11/16 17:17:39
s/interval/duration/
Raj
2015/11/16 20:09:37
Done.
|
| + started due to an entry event and ended with an exit event. |
| + </summary> |
| +</histogram> |
| + |
| +<histogram name="DataUse.TabModel.UnexpiredTabEntryRemovaltime" units="seconds"> |
| + <owner>bengr@chromium.org</owner> |
| + <owner>rajendrant@chromium.org</owner> |
| + <summary> |
| + The amount of time in seconds an unexpired tab entry is removed from tab |
| + model and its latest data usage tracking session. |
| + |
| + Tab model maintains a limited number of entries each pertaining to tracking |
| + sessions of a single Chrome tab. When this limit is reached even after |
| + removing expired tab entries, then oldest unexpired tab entries will be |
|
tbansal1
2015/11/16 17:17:38
s/will be/are/
Raj
2015/11/16 20:09:37
Done.
|
| + removed to make room for newer data usage tracking tab entries. |
|
tbansal1
2015/11/16 17:17:38
s/to make room for newer data usage tracking tab e
Raj
2015/11/16 20:09:37
Done.
|
| + </summary> |
| +</histogram> |
| + |
| <histogram name="DataUse.TrafficSize.System" units="bytes"> |
| <owner>amohammadkhan@chromium.org</owner> |
| <owner>bengr@chromium.org</owner> |
