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1--
2-- Copyright 2022 The Android Open Source Project
3--
4-- Licensed under the Apache License, Version 2.0 (the "License");
5-- you may not use this file except in compliance with the License.
6-- You may obtain a copy of the License at
7--
8--     https://www.apache.org/licenses/LICENSE-2.0
9--
10-- Unless required by applicable law or agreed to in writing, software
11-- distributed under the License is distributed on an "AS IS" BASIS,
12-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13-- See the License for the specific language governing permissions and
14-- limitations under the License.
15
16SELECT RUN_METRIC('android/process_metadata.sql');
17
18-- Stores information about the CUJs (important UI transitions) in the trace.
19DROP TABLE IF EXISTS android_jank_cuj;
20CREATE TABLE android_jank_cuj AS
21-- Finds slices like J<SHADE_EXPAND_COLLAPSE> which mark which frames were
22-- rendered during a specific CUJ.
23WITH cujs AS (
24  SELECT
25    ROW_NUMBER() OVER (ORDER BY ts) AS cuj_id,
26    process.upid AS upid,
27    process.name AS process_name,
28    process_metadata.metadata AS process_metadata,
29    slice.name AS cuj_slice_name,
30    -- Extracts "CUJ_NAME" from "J<CUJ_NAME>"
31    SUBSTR(slice.name, 3, LENGTH(slice.name) - 3) AS cuj_name,
32    ts,
33    dur,
34    ts + dur AS ts_end
35  FROM slice
36  JOIN process_track
37    ON slice.track_id = process_track.id
38  JOIN process USING (upid)
39  JOIN process_metadata USING (upid)
40  WHERE
41    slice.name GLOB 'J<*>'
42    AND (
43      process.name GLOB 'com.google.android*'
44      OR process.name GLOB 'com.android.*')
45    AND dur > 0
46),
47-- Slices logged from FrameTracker#markEvent that describe when
48-- the instrumentation was started and the reason the CUJ ended.
49cuj_state_markers AS (
50  SELECT
51    cujs.cuj_id,
52    CASE
53      WHEN cuj_state_marker.name GLOB '*FT#begin*' THEN 'begin'
54      WHEN cuj_state_marker.name GLOB '*FT#deferMonitoring*' THEN 'deferMonitoring'
55      WHEN cuj_state_marker.name GLOB '*FT#end*' THEN 'end'
56      WHEN cuj_state_marker.name GLOB '*FT#cancel*' THEN 'cancel'
57      WHEN cuj_state_marker.name GLOB '*FT#layerId*' THEN 'layerId'
58      WHEN cuj_state_marker.name GLOB '*#UIThread' THEN 'UIThread'
59    ELSE 'other'
60    END AS marker_type,
61    cuj_state_marker.name as marker_name,
62    thread_track.utid AS utid
63  FROM cujs
64  LEFT JOIN slice cuj_state_marker
65    ON cuj_state_marker.ts >= cujs.ts
66      AND cuj_state_marker.ts < cujs.ts_end
67  LEFT JOIN track marker_track on marker_track.id = cuj_state_marker.track_id
68  LEFT JOIN thread_track on cuj_state_marker.track_id = thread_track.id
69  WHERE
70    -- e.g. J<CUJ_NAME>#FT#end#0 this for backward compatibility
71    cuj_state_marker.name GLOB (cujs.cuj_slice_name || "#FT#*")
72    OR (marker_track.name = cuj_slice_name and cuj_state_marker.name GLOB 'FT#*')
73    OR cuj_state_marker.name = (cujs.cuj_slice_name || "#UIThread")
74)
75SELECT
76  cujs.*,
77  CASE
78    WHEN EXISTS (
79      SELECT 1
80      FROM cuj_state_markers csm
81      WHERE csm.cuj_id = cujs.cuj_id
82        AND csm.marker_type = 'cancel')
83      THEN 'canceled'
84    WHEN EXISTS (
85      SELECT 1
86      FROM cuj_state_markers csm
87      WHERE csm.cuj_id = cujs.cuj_id
88        AND csm.marker_type = 'end')
89      THEN 'completed'
90    ELSE NULL
91  END AS state,
92  (
93    SELECT CAST(STR_SPLIT(csm.marker_name, 'layerId#', 1) AS INTEGER)
94    FROM cuj_state_markers csm
95    WHERE csm.cuj_id = cujs.cuj_id AND csm.marker_name GLOB '*layerId#*'
96    LIMIT 1
97  ) AS layer_id,
98  (
99    SELECT CAST(STR_SPLIT(csm.marker_name, 'beginVsync#', 1) AS INTEGER)
100    FROM cuj_state_markers csm
101    WHERE csm.cuj_id = cujs.cuj_id AND csm.marker_name GLOB '*beginVsync#*'
102    LIMIT 1
103  ) AS begin_vsync,
104  (
105    SELECT CAST(STR_SPLIT(csm.marker_name, 'endVsync#', 1) AS INTEGER)
106    FROM cuj_state_markers csm
107    WHERE csm.cuj_id = cujs.cuj_id AND csm.marker_name GLOB '*endVsync#*'
108    LIMIT 1
109  ) AS end_vsync,
110  (
111      SELECT utid from cuj_state_markers csm
112      WHERE csm.cuj_id = cujs.cuj_id AND csm.marker_name GLOB "*#UIThread"
113      LIMIT 1
114  ) AS ui_thread
115FROM cujs
116WHERE
117  state != 'canceled'
118  -- Older builds don't have the state markers so we allow NULL but filter out
119  -- CUJs that are <4ms long - assuming CUJ was canceled in that case.
120  OR (state IS NULL AND cujs.dur > 4e6)
121ORDER BY ts ASC;