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b4c138244f
This change is made in anticipation of needing more than one kind of reader in future. Most notably, a reader to extract data from the MySQL results database would be a nice addition. BUG=None TEST=run showbootdata on any pre-existing data set Change-Id: I5811aa1427a2714ce6ba392cdec584b4236162fd Reviewed-on: http://gerrit.chromium.org/gerrit/2644 Reviewed-by: Mike Truty <truty@chromium.org> Tested-by: Richard Barnette <jrbarnette@chromium.org>
80 lines
2.4 KiB
Python
80 lines
2.4 KiB
Python
# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Routines for printing boot time performance test results."""
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import fnmatch
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import os
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import os.path
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import re
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def PrintRawData(reader, dirlist, use_timestats, keylist):
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"""Print 'bootperf' results in "raw data" format."""
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for dir_ in dirlist:
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results = reader(dir_)
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if use_timestats:
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keyset = results.TimeKeySet()
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else:
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keyset = results.DiskKeySet()
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for i in range(0, keyset.num_iterations):
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if len(dirlist) > 1:
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line = "%s %3d" % (results.name, i)
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else:
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line = "%3d" % i
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if keylist is not None:
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markers = keylist
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else:
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markers = keyset.markers
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for stat in markers:
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(_, v) = keyset.PrintableStatistic(keyset.RawData(stat)[i])
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line += " %5s" % str(v)
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print line
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def PrintStatisticsSummary(reader, dirlist, use_timestats, keylist):
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"""Print 'bootperf' results in "summary of averages" format."""
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if use_timestats:
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header = "%5s %3s %5s %3s %s" % (
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"time", "s%", "dt", "s%", "event")
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format = "%5s %2d%% %5s %2d%% %s"
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else:
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header = "%6s %3s %6s %3s %s" % (
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"diskrd", "s%", "delta", "s%", "event")
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format = "%6s %2d%% %6s %2d%% %s"
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havedata = False
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for dir_ in dirlist:
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results = reader(dir_)
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if use_timestats:
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keyset = results.TimeKeySet()
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else:
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keyset = results.DiskKeySet()
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if keylist is not None:
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markers = keylist
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else:
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markers = keyset.markers
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if havedata:
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print
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if len(dirlist) > 1:
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print "%s" % results.name,
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print "(on %d cycles):" % keyset.num_iterations
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print header
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prevvalue = 0
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prevstat = None
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for stat in markers:
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(valueavg, valuedev) = keyset.Statistics(stat)
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valuepct = int(100 * valuedev / valueavg + 0.5)
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if prevstat:
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(deltaavg, deltadev) = keyset.DeltaStatistics(prevstat, stat)
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deltapct = int(100 * deltadev / deltaavg + 0.5)
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else:
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deltapct = valuepct
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(valstring, val_printed) = keyset.PrintableStatistic(valueavg)
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delta = val_printed - prevvalue
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(deltastring, _) = keyset.PrintableStatistic(delta)
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print format % (valstring, valuepct, "+" + deltastring, deltapct, stat)
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prevvalue = val_printed
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prevstat = stat
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havedata = True
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