1-- 2-- Copyright 2019 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-- 16create view freq_view as 17 select 18 ts, 19 lead(ts) OVER (PARTITION BY track_id ORDER BY ts) - ts as dur, 20 cpu, 21 name as freq_name, 22 value as freq_value 23 from counter 24 inner join cpu_counter_track 25 on counter.track_id = cpu_counter_track.id 26 where name = 'cpufreq'; 27 28create view idle_view 29 as select 30 ts, 31 lead(ts) OVER (PARTITION BY track_id ORDER BY ts) - ts as dur, 32 cpu, 33 name as idle_name, 34 value as idle_value 35 from counter 36 inner join cpu_counter_track 37 on counter.track_id = cpu_counter_track.id 38 where name = 'cpuidle'; 39 40create virtual table freq_idle 41 using span_join(freq_view PARTITIONED cpu, idle_view PARTITIONED cpu) 42 43create virtual table window_freq_idle using window; 44 45create virtual table span_freq_idle 46 using span_join(freq_idle PARTITIONED cpu, window_freq_idle) 47 48update window_freq_idle 49 set 50 window_start=(select min(ts) from sched), 51 window_dur=(select max(ts) - min(ts) from sched), 52 quantum=1000000 53 where rowid = 0 54 55create view counter_view 56 as select 57 ts, 58 dur, 59 quantum_ts, 60 cpu, 61 case idle_value 62 when 4294967295 then "freq" 63 else "idle" 64 end as name, 65 case idle_value 66 when 4294967295 then freq_value 67 else idle_value 68 end as value 69 from span_freq_idle 70 71select cpu, name, value, sum(dur) from counter_view group by cpu, name, value 72