Threads and events#42

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dmullis wants to merge 182 commits intoxrmx:masterfrom

dmullis:threads-and-events

Commits on Dec 12, 2012

command line -- nonsense file path is fatal

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FIX panning

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command line abort if no bootchart.tgz named

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GUI finer xscale steps

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comment expanded

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FIX charts -- doubtful fix for divide by zero

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FIX -- show final thread name -- from prctl -- when taskstats is absent

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FIX do not overfill charts

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mouse wheel drives xscale

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TODO

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pruning -- add option to select policy -- default heavy

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FOLD -- pruning -- do NOT elide bootchart collector

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FOLD -- pruning -- do NOT hide really tiny processes

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DOC group options

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COMMENT only -- taskstats -- treat process labels as implicit prctl events

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IO charts per partition -- generalize to sequence of charts 3.partitions on command line

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IO charts per partition 9.partitions on command line

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gui -- bigger window

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gui -- xscale cosmetics

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add option to left justify process labels -- default to left

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add option to relabel partitions

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CPU chart -- add procs_running procs_blocked to CPU chart

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FIX save first per process sample too

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FIX save first CPU sample

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charts -- square charts

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charts -- always square charts

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charts -- draw.py -- draw non zero horizontals only -- for square unfilled charts

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IO charts add written bytes chart

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process -- touch up spacing and CPU colors

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tweak colors

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process -- draw CPU color for even sleeping processes

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process -- split per process bars

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IO charts refactor

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IO charts -- tolerate mismatched partition names -- hack -- needs usage message

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IO charts -- add option to graph io_ops not byte

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IO charts -- dont hide disk util overshoots

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parsing -- events -- log

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parsing -- events log -- tolerate extra space

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events -- adorn_process_map

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events -- fix pruning

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clipping -- eliminate legacy user coord clipping

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events -- draw ticks

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events -- filter by regex

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events -- add option -- synthesize sample start events

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events -- checkbox to disable event display

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FIX -- better button label

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events -- fix help string

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events -- draw event times

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FIX dont highlight button upon click

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refactor -- sec_w args -- to -- SEC_W global

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add -- prehistory -- option -- XXX breaks taskstats

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clipping -- relax clipping so process bars can project outward

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draw_label_in_box -- rework

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disable -- draw_sec_labels

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heuristic tweak process duration stat upward by half of samplePeriod

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ProcessTree -- refactor -- comments in process_tree.py

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ProcessTree -- refactor -- proc_tree.duration becomes a method

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events -- never prune a process that reports an event

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charts -- draw.py -- implement scatter plots

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process -- draw state as diamond

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legend text tweak

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gui -- isotemporal

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draw -- rework -- replace off_x with matrix translate

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show diamond for each runnable _process_leader_ thread

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process -- keep labels on screen too if process bar is

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draw process without end cap

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disable max_sample.tput rendering

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disable header elapsed time printing

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hide mmeeks signature

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events -- fix event label collisions

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ctx_save -- wrapper -- time_in_hz_to_x

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FOLD draw.py -- time variables renaming

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zoom remains centered

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FIX -- xscale centered

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refactor -- gui simplify

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events -- times relative to isotemporal

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SEC_W float not int

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FOLD fix extents

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FOLD -- off by one period

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delete Y clipping

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delete superfluous arg

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events -- log format 7 version change

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events -- adjust time label -- spacing

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dump event on button down

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usec event positions

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write status to stderr

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rename -- ISOTEMPORAL to SWEEP

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event dump and labeling fixes

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refactor -- options object and SWEEP

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process label cosmetics

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refactor -- remove unused arg -- rect

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FIX -- work around numeric overflow at high xscale factors

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show sweep dump window beginning and end

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add absolute event time option 2.py

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refactor -- extents a pure function -- constants immutable -- create DrawContext object

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lighter shading

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FIX colliding proc status counts

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FIX shading

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FIX lighter process connecting lines

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sweep maintain window time width under scaling

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FIX simplify process clipping

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FIX label hides left end of process bar

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add show_legends checkbox

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no box ticks

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add dynamic process hiding

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refactor pruning for dynamic process hiding

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integrate legacy static pruning as initial state of dynamic

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disable special case pruning of -- logger -- process

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simplify button assignments

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proc_ps_threads.log format support

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refactor -- split CPUSample by user

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proc_ps_threads.log -- add per thread option

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refactor -- parsing

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event -- lazy loading of raw_log_line

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draw process_activity as bars -- not alpha modulated color

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event dump list

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rework pruning

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draw -- pid+tid first -- name last

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draw show_all show ppid

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events dump context

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events -- regex match highlights rather than selects

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event window -- drag to width

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events -- add -- hide less active option -- allow pruning of threads with events

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simplify pruning test

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If thread ran at all_ draw at least one user space unit in height

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minimum activity mark.first attempt

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FIX collect CPU time of first sample

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remove show active option -- record cuser+csys times

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FIX dont hide numerical issue

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draw process duration more faithfully

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simplify process label positioning

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show soft left border for preexisting threads

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FIX connecting lines cleanup

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label highlighted events -- cleanup

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label highlighted events -- regression test only

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label highlighted events -- efficacy

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events rename

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draw sys time bar

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FIX total system cpu time not scaled to total CPU -- was independent therefore exaggerated

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minimum activity mark now a cairo arc

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hide process range -- unhide all

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FIX sweep

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gui zoom by radical 2 increments -- for pixel alignment

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dont hide processes that do anything but sleep

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command line -- change defaults

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main -- events command line option takes a list

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sweep line time labels

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FIX CPU accounting off by one -- cleanup

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process samples show childrens time -- requires proc_ps.log

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DISABLE compute_lost_child_times

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FIX per thread CPU accounting

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FIX process hiding heuristic

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draw show overflows

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FIX process drawing

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whole system bars on exact pixels

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events highlighted event times step on everything else

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draw -- sweep time labels always on screen

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draw -- better time labels

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legends stay onscreen

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legend spacing touch up2

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draw charts on pixel center

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hide header details

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big redacting patch

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draw -- thread or process cmd field show basename only -- not full pathname

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gui -- add Statusbar

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events -- make options.event_source a dict

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commandline -- rework help text

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main -- argparse replaces optparse

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draw TID for procPIDtaskTIDstat threads only

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gui sort EvSource pulldown entries

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events PC sample pseudo EvSource refactor

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variable rename -- parsing.py

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Process carries LWP boolean flag

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warning messages demoted to info

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tweak defaults

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FIX show lwps only for kernel threads

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draw -- show niceness

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draw legend for process and thread labels

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deprecate datasets containing LWP stats only -- proc_ps_threads

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support proc_ps_compact.log

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FIX -- output was off by one line -- in dump raw context lines

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DISABLE raw log dump

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