| -- |
| -- Copyright 2021 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. |
| -- |
| |
| DROP VIEW IF EXISTS dma_heap_timeline; |
| CREATE VIEW dma_heap_timeline AS |
| SELECT |
| ts, |
| LEAD(ts, 1, (SELECT end_ts FROM trace_bounds)) |
| OVER(PARTITION BY track_id ORDER BY ts) - ts AS dur, |
| track_id, |
| value |
| FROM counter JOIN counter_track |
| ON counter.track_id = counter_track.id |
| WHERE (name = 'mem.dma_heap'); |
| |
| DROP VIEW IF EXISTS dma_heap_stats; |
| CREATE VIEW dma_heap_stats AS |
| SELECT |
| SUM(value * dur) / SUM(dur) AS avg_size, |
| MIN(value) AS min_size, |
| MAX(value) AS max_size |
| FROM dma_heap_timeline; |
| |
| DROP VIEW IF EXISTS dma_heap_raw_allocs; |
| CREATE VIEW dma_heap_raw_allocs AS |
| SELECT |
| 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 = 'mem.dma_heap_change') AND value > 0 |
| WINDOW win AS ( |
| PARTITION BY name ORDER BY ts |
| ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW |
| ); |
| |
| DROP VIEW IF EXISTS dma_heap_total_stats; |
| CREATE VIEW dma_heap_total_stats AS |
| SELECT |
| SUM(instant_value) AS total_alloc_size_bytes |
| FROM dma_heap_raw_allocs; |
| |
| -- 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. |
| DROP VIEW IF EXISTS android_dma_heap_event; |
| CREATE VIEW android_dma_heap_event AS |
| SELECT |
| 'counter' AS track_type, |
| printf('Buffers created from DMA-BUF heaps: ') AS track_name, |
| ts, |
| MAX(value) AS value |
| FROM dma_heap_raw_allocs |
| GROUP BY 1, 2, 3; |
| |
| DROP VIEW IF EXISTS android_dma_heap_output; |
| CREATE VIEW android_dma_heap_output AS |
| SELECT AndroidDmaHeapMetric( |
| 'avg_size_bytes', avg_size, |
| 'min_size_bytes', min_size, |
| 'max_size_bytes', max_size, |
| 'total_alloc_size_bytes', total_alloc_size_bytes |
| ) |
| FROM dma_heap_stats JOIN dma_heap_total_stats; |