| -- |
| -- Copyright 2019 The Android Open Source Project |
| -- |
| -- Licensed under the Apache License, Version 2.0 (the "License"); |
| -- you may not use this file except in compliance with the License. |
| -- You may obtain a copy of the License at |
| -- |
| -- https://www.apache.org/licenses/LICENSE-2.0 |
| -- |
| -- Unless required by applicable law or agreed to in writing, software |
| -- distributed under the License is distributed on an "AS IS" BASIS, |
| -- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| -- See the License for the specific language governing permissions and |
| -- limitations under the License. |
| -- |
| |
| CREATE VIEW IF NOT EXISTS ion_timeline AS |
| SELECT |
| ts, |
| LEAD(ts, 1, (SELECT end_ts FROM trace_bounds)) |
| OVER(PARTITION BY track_id ORDER BY ts) - ts AS dur, |
| CASE name |
| WHEN 'mem.ion' THEN 'all' |
| ELSE SUBSTR(name, 9) |
| END AS heap_name, |
| track_id, |
| value |
| FROM counter JOIN counter_track |
| ON counter.track_id = counter_track.id |
| WHERE (name LIKE 'mem.ion.%' OR name = 'mem.ion'); |
| |
| CREATE VIEW IF NOT EXISTS ion_heap_stats AS |
| SELECT |
| heap_name, |
| SUM(value * dur) / SUM(dur) AS avg_size, |
| MIN(value) AS min_size, |
| MAX(value) AS max_size |
| FROM ion_timeline |
| GROUP BY 1; |
| |
| CREATE VIEW IF NOT EXISTS ion_raw_allocs AS |
| SELECT |
| CASE name |
| WHEN 'mem.ion_change' THEN 'all' |
| ELSE SUBSTR(name, 16) |
| END AS heap_name, |
| ts, |
| value AS instant_value, |
| SUM(value) OVER win AS value |
| FROM counter c JOIN thread_counter_track t ON c.track_id = t.id |
| WHERE (name LIKE 'mem.ion_change.%' OR name = 'mem.ion_change') AND value > 0 |
| WINDOW win AS ( |
| PARTITION BY name ORDER BY ts |
| ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW |
| ); |
| |
| CREATE VIEW IF NOT EXISTS ion_alloc_stats AS |
| SELECT |
| heap_name, |
| SUM(instant_value) AS total_alloc_size_bytes |
| FROM ion_raw_allocs |
| GROUP BY 1; |
| |
| -- We need to group by ts here as we can have two ion events from |
| -- different processes occurring at the same timestamp. We take the |
| -- max as this will take both allocations into account at that |
| -- timestamp. |
| CREATE VIEW IF NOT EXISTS android_ion_event AS |
| SELECT |
| 'counter' AS track_type, |
| printf('ION allocations (heap: %s)', heap_name) AS track_name, |
| ts, |
| MAX(value) AS value |
| FROM ion_raw_allocs |
| GROUP BY 1, 2, 3; |
| |
| CREATE VIEW IF NOT EXISTS android_ion_output AS |
| SELECT AndroidIonMetric( |
| 'buffer', RepeatedField( |
| AndroidIonMetric_Buffer( |
| 'name', heap_name, |
| 'avg_size_bytes', avg_size, |
| 'min_size_bytes', min_size, |
| 'max_size_bytes', max_size, |
| 'total_alloc_size_bytes', total_alloc_size_bytes |
| ) |
| )) |
| FROM ion_heap_stats JOIN ion_alloc_stats USING (heap_name); |