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-rw-r--r--user_activity_benchmarks/select_hot_functions.sql27
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diff --git a/user_activity_benchmarks/select_hot_functions.sql b/user_activity_benchmarks/select_hot_functions.sql
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--- Collects the function, with its file, the object and inclusive count value.
--- The limits here are entirely arbitrary.
--- For more background, look at
--- https://sites.google.com/a/google.com/cwp/about/callgraphs.
-SELECT
- frame.function_name AS function,
- frame.filename AS file,
- frame.load_module_path AS dso,
- sum(frame.inclusive_count) AS inclusive_count
-FROM
- -- Collect the data stored in CWP over the last 30 days.
- FLATTEN(chromeos_wide_profiling.sampledb.cycles.callgraph.last30days, frame)
-WHERE
- meta.cros.report_id % UINT64("1") == 0
- -- The reports were collected periodically.
- AND meta.cros.collection_info.trigger_event == 1
- AND `profile.duration_usec` < 2100000
- -- The reports were from a busy machine.
- AND session.total_count > 2000
- -- The reports are from the gnawty board, x86_64 architecture.
- AND meta.cros.board == "gnawty"
- AND meta.cros.cpu_architecture == "x86_64"
- -- The reports include callchain data.
- AND left(meta.cros.version, 4) > "6970"
- GROUP BY function, dso, file
-ORDER BY `inclusive_count` DESC
-LIMIT 50000 ;