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--
-- 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.
INCLUDE PERFETTO MODULE slices.with_context;
INCLUDE PERFETTO MODULE android.startup.startup_events;
INCLUDE PERFETTO MODULE android.frames.timeline;
CREATE PERFETTO TABLE _startups_maxsdk28 AS
-- Warm and cold starts only are based on the launching slice
WITH warm_and_cold AS (
SELECT
le.ts,
le.ts_end AS ts_end,
package_name AS package,
NULL AS startup_type
FROM _startup_events le
),
-- Hot starts don’t have a launching slice so we use activityResume as a
-- proxy.
--
-- Note that this implementation will also count warm and cold starts but
-- we will remove those below.
maybe_hot AS (
SELECT
sl.ts,
rs.ts + rs.dur AS ts_end,
-- We use the process name as the package as we have no better option.
process_name AS package,
"hot" AS startup_type
FROM thread_slice sl
JOIN android_first_frame_after(sl.ts) rs
WHERE name = 'activityResume'
-- Remove any launches here where the activityResume slices happens during
-- a warm/cold startup.
AND NOT EXISTS (
SELECT 1
FROM warm_and_cold wac
WHERE sl.ts BETWEEN wac.ts AND wac.ts_end
LIMIT 1)
),
cold_warm_hot AS (
SELECT * FROM warm_and_cold
UNION ALL
SELECT * FROM maybe_hot
)
SELECT
"maxsdk28" AS sdk,
ROW_NUMBER() OVER(ORDER BY ts) AS startup_id,
ts,
ts_end,
ts_end - ts AS dur,
package,
startup_type
FROM cold_warm_hot;
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