scripts/python/event_analyzing_sample.py

2 # SPDX-License-Identifier: GPL-2.0
27         '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
115 # to show the histogram in real number, but use a log2 algorithm.
120         snum = '#' * (int)(math.log(num, 2) + 1)
128                 print("There is %d records in gen_events table" % t[0])
135 …commq = con.execute("select comm, count(comm) from gen_events group by comm order by -count(comm)")
136         print("\n%16s %8s %16s\n%s" % ("comm", "number", "histogram", "="*42))
138              print("%16s %8d     %s" % (row[0], row[1], num2sym(row[1])))
141         print("\n%32s %8s %16s\n%s" % ("symbol", "number", "histogram", "="*58))
142 …con.execute("select symbol, count(symbol) from gen_events group by symbol order by -count(symbol)")
144              print("%32s %8d     %s" % (row[0], row[1], num2sym(row[1])))
147         print("\n%40s %8s %16s\n%s" % ("dso", "number", "histogram", "="*74))
148 …     dsoq = con.execute("select dso, count(dso) from gen_events group by dso order by -count(dso)")
150              print("%40s %8d     %s" % (row[0], row[1], num2sym(row[1])))
161                 print("There is %d records in pebs_ll table" % t[0])
168 …   commq = con.execute("select comm, count(comm) from pebs_ll group by comm order by -count(comm)")
169         print("\n%16s %8s %16s\n%s" % ("comm", "number", "histogram", "="*42))
171              print("%16s %8d     %s" % (row[0], row[1], num2sym(row[1])))
174         print("\n%32s %8s %16s\n%s" % ("symbol", "number", "histogram", "="*58))
175 …symbolq = con.execute("select symbol, count(symbol) from pebs_ll group by symbol order by -count(s…
177              print("%32s %8d     %s" % (row[0], row[1], num2sym(row[1])))
180         dseq = con.execute("select dse, count(dse) from pebs_ll group by dse order by -count(dse)")
181         print("\n%32s %8s %16s\n%s" % ("dse", "number", "histogram", "="*58))
183              print("%32s %8d     %s" % (row[0], row[1], num2sym(row[1])))
187         print("\n%32s %8s %16s\n%s" % ("latency", "number", "histogram", "="*58))
189              print("%32s %8d     %s" % (row[0], row[1], num2sym(row[1])))