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authorFrederic Weisbecker <fweisbec@gmail.com>2010-07-26 02:02:39 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2010-08-02 01:31:58 +0200
commit699b6d922c7d07f0c1c9041b489e884b5dd5fee5 (patch)
treea4d27c2288685c6bac5ca68366dfef6966e9d1ba /tools/perf/scripts/python/sched-migration.py
parentperf, sched migration: Make it vertically scrollable (diff)
downloadlinux-dev-699b6d922c7d07f0c1c9041b489e884b5dd5fee5.tar.xz
linux-dev-699b6d922c7d07f0c1c9041b489e884b5dd5fee5.zip
perf, sched migration: Make the GUI class client agnostic
Make the perf migration GUI generic so that it can be reused for other kinds of trace painting. No more notion of CPUs or runqueue from the GUI class, it's now used as a library by the trace parser. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Nikhil Rao <ncrao@google.com> Cc: Tom Zanussi <tzanussi@gmail.com>
Diffstat (limited to 'tools/perf/scripts/python/sched-migration.py')
-rw-r--r--tools/perf/scripts/python/sched-migration.py177
1 files changed, 92 insertions, 85 deletions
diff --git a/tools/perf/scripts/python/sched-migration.py b/tools/perf/scripts/python/sched-migration.py
index 9d46377f793b..6d7281a7de33 100644
--- a/tools/perf/scripts/python/sched-migration.py
+++ b/tools/perf/scripts/python/sched-migration.py
@@ -28,11 +28,11 @@ from Core import *
class RootFrame(wx.Frame):
Y_OFFSET = 100
- CPU_HEIGHT = 100
- CPU_SPACE = 50
+ RECT_HEIGHT = 100
+ RECT_SPACE = 50
EVENT_MARKING_WIDTH = 5
- def __init__(self, timeslices, parent = None, id = -1, title = "Migration"):
+ def __init__(self, sched_tracer, title, parent = None, id = -1):
wx.Frame.__init__(self, parent, id, title)
(self.screen_width, self.screen_height) = wx.GetDisplaySize()
@@ -40,11 +40,12 @@ class RootFrame(wx.Frame):
self.screen_height -= 10
self.zoom = 0.5
self.scroll_scale = 20
- self.timeslices = timeslices
- (self.ts_start, self.ts_end) = timeslices.interval()
+ self.sched_tracer = sched_tracer
+ self.sched_tracer.set_root_win(self)
+ (self.ts_start, self.ts_end) = sched_tracer.interval()
self.update_width_virtual()
- self.nr_cpus = timeslices.max_cpu() + 1
- self.height_virtual = RootFrame.Y_OFFSET + (self.nr_cpus * (RootFrame.CPU_HEIGHT + RootFrame.CPU_SPACE))
+ self.nr_rects = sched_tracer.nr_rectangles() + 1
+ self.height_virtual = RootFrame.Y_OFFSET + (self.nr_rects * (RootFrame.RECT_HEIGHT + RootFrame.RECT_SPACE))
# whole window panel
self.panel = wx.Panel(self, size=(self.screen_width, self.screen_height))
@@ -87,69 +88,38 @@ class RootFrame(wx.Frame):
(x, y) = self.scroll_start()
return self.px_to_us(x)
- def update_rectangle_cpu(self, dc, slice, cpu, offset_time):
- rq = slice.rqs[cpu]
-
- if slice.total_load != 0:
- load_rate = rq.load() / float(slice.total_load)
- else:
- load_rate = 0
+ def paint_rectangle_zone(self, nr, color, top_color, start, end):
+ offset_px = self.us_to_px(start - self.ts_start)
+ width_px = self.us_to_px(end - self.ts_start)
+ offset_py = RootFrame.Y_OFFSET + (nr * (RootFrame.RECT_HEIGHT + RootFrame.RECT_SPACE))
+ width_py = RootFrame.RECT_HEIGHT
- offset_px = self.us_to_px(slice.start - offset_time)
- width_px = self.us_to_px(slice.end - slice.start)
- (x, y) = self.scroll_start()
+ dc = self.dc
- if width_px == 0:
- return
+ if top_color is not None:
+ (r, g, b) = top_color
+ top_color = wx.Colour(r, g, b)
+ brush = wx.Brush(top_color, wx.SOLID)
+ dc.SetBrush(brush)
+ dc.DrawRectangle(offset_px, offset_py, width_px, RootFrame.EVENT_MARKING_WIDTH)
+ width_py -= RootFrame.EVENT_MARKING_WIDTH
+ offset_py += RootFrame.EVENT_MARKING_WIDTH
- offset_py = RootFrame.Y_OFFSET + (cpu * (RootFrame.CPU_HEIGHT + RootFrame.CPU_SPACE))
- width_py = RootFrame.CPU_HEIGHT
-
- if cpu in slice.event_cpus:
- rgb = rq.event.color()
- if rgb is not None:
- (r, g, b) = rgb
- color = wx.Colour(r, g, b)
- brush = wx.Brush(color, wx.SOLID)
- dc.SetBrush(brush)
- dc.DrawRectangle(offset_px, offset_py, width_px, RootFrame.EVENT_MARKING_WIDTH)
- width_py -= RootFrame.EVENT_MARKING_WIDTH
- offset_py += RootFrame.EVENT_MARKING_WIDTH
-
- red_power = int(0xff - (0xff * load_rate))
- color = wx.Colour(0xff, red_power, red_power)
+ (r ,g, b) = color
+ color = wx.Colour(r, g, b)
brush = wx.Brush(color, wx.SOLID)
dc.SetBrush(brush)
dc.DrawRectangle(offset_px, offset_py, width_px, width_py)
def update_rectangles(self, dc, start, end):
- if len(self.timeslices) == 0:
- return
- start += self.timeslices[0].start
- end += self.timeslices[0].start
-
- color = wx.Colour(0, 0, 0)
- brush = wx.Brush(color, wx.SOLID)
- dc.SetBrush(brush)
-
- i = self.timeslices.find_time_slice(start)
- if i == -1:
- return
-
- for i in xrange(i, len(self.timeslices)):
- timeslice = self.timeslices[i]
- if timeslice.start > end:
- return
-
- for cpu in timeslice.rqs:
- self.update_rectangle_cpu(dc, timeslice, cpu, self.timeslices[0].start)
+ start += self.ts_start
+ end += self.ts_start
+ self.sched_tracer.fill_zone(start, end)
def on_paint(self, event):
- color = wx.Colour(0xff, 0xff, 0xff)
- brush = wx.Brush(color, wx.SOLID)
dc = wx.PaintDC(self.scroll_panel)
- dc.SetBrush(brush)
+ self.dc = dc
width = min(self.width_virtual, self.screen_width)
(x, y) = self.scroll_start()
@@ -157,45 +127,31 @@ class RootFrame(wx.Frame):
end = self.px_to_us(x + width)
self.update_rectangles(dc, start, end)
- def cpu_from_ypixel(self, y):
+ def rect_from_ypixel(self, y):
y -= RootFrame.Y_OFFSET
- cpu = y / (RootFrame.CPU_HEIGHT + RootFrame.CPU_SPACE)
- height = y % (RootFrame.CPU_HEIGHT + RootFrame.CPU_SPACE)
+ rect = y / (RootFrame.RECT_HEIGHT + RootFrame.RECT_SPACE)
+ height = y % (RootFrame.RECT_HEIGHT + RootFrame.RECT_SPACE)
- if cpu < 0 or cpu > self.nr_cpus - 1 or height > RootFrame.CPU_HEIGHT:
+ if rect < 0 or rect > self.nr_rects - 1 or height > RootFrame.RECT_HEIGHT:
return -1
- return cpu
-
- def update_summary(self, cpu, t):
- idx = self.timeslices.find_time_slice(t)
- if idx == -1:
- return
-
- ts = self.timeslices[idx]
- rq = ts.rqs[cpu]
- raw = "CPU: %d\n" % cpu
- raw += "Last event : %s\n" % rq.event.__repr__()
- raw += "Timestamp : %d.%06d\n" % (ts.start / (10 ** 9), (ts.start % (10 ** 9)) / 1000)
- raw += "Duration : %6d us\n" % ((ts.end - ts.start) / (10 ** 6))
- raw += "Load = %d\n" % rq.load()
- for t in rq.tasks:
- raw += "%s \n" % thread_name(t)
+ return rect
+ def update_summary(self, txt):
if self.txt:
self.txt.Destroy()
- self.txt = wx.StaticText(self.panel, -1, raw, (0, (self.screen_height / 2) + 50))
+ self.txt = wx.StaticText(self.panel, -1, txt, (0, (self.screen_height / 2) + 50))
def on_mouse_down(self, event):
(x, y) = event.GetPositionTuple()
- cpu = self.cpu_from_ypixel(y)
- if cpu == -1:
+ rect = self.rect_from_ypixel(y)
+ if rect == -1:
return
- t = self.px_to_us(x) + self.timeslices[0].start
+ t = self.px_to_us(x) + self.ts_start
- self.update_summary(cpu, t)
+ self.sched_tracer.mouse_down(rect, t)
def update_width_virtual(self):
@@ -501,13 +457,64 @@ class TimeSliceList(UserList):
return found
+ def set_root_win(self, win):
+ self.root_win = win
+
+ def mouse_down(self, cpu, t):
+ idx = self.find_time_slice(t)
+ if idx == -1:
+ return
+
+ ts = self[idx]
+ rq = ts.rqs[cpu]
+ raw = "CPU: %d\n" % cpu
+ raw += "Last event : %s\n" % rq.event.__repr__()
+ raw += "Timestamp : %d.%06d\n" % (ts.start / (10 ** 9), (ts.start % (10 ** 9)) / 1000)
+ raw += "Duration : %6d us\n" % ((ts.end - ts.start) / (10 ** 6))
+ raw += "Load = %d\n" % rq.load()
+ for t in rq.tasks:
+ raw += "%s \n" % thread_name(t)
+
+ self.root_win.update_summary(raw)
+
+ def update_rectangle_cpu(self, slice, cpu):
+ rq = slice.rqs[cpu]
+
+ if slice.total_load != 0:
+ load_rate = rq.load() / float(slice.total_load)
+ else:
+ load_rate = 0
+
+ red_power = int(0xff - (0xff * load_rate))
+ color = (0xff, red_power, red_power)
+
+ top_color = None
+
+ if cpu in slice.event_cpus:
+ top_color = rq.event.color()
+
+ self.root_win.paint_rectangle_zone(cpu, color, top_color, slice.start, slice.end)
+
+ def fill_zone(self, start, end):
+ i = self.find_time_slice(start)
+ if i == -1:
+ return
+
+ for i in xrange(i, len(self.data)):
+ timeslice = self.data[i]
+ if timeslice.start > end:
+ return
+
+ for cpu in timeslice.rqs:
+ self.update_rectangle_cpu(timeslice, cpu)
+
def interval(self):
if len(self.data) == 0:
return (0, 0)
return (self.data[0].start, self.data[-1].end)
- def max_cpu(self):
+ def nr_rectangles(self):
last_ts = self.data[-1]
max_cpu = 0
for cpu in last_ts.rqs:
@@ -557,7 +564,7 @@ def trace_begin():
def trace_end():
app = wx.App(False)
timeslices = parser.timeslices
- frame = RootFrame(timeslices)
+ frame = RootFrame(timeslices, "Migration")
app.MainLoop()
def sched__sched_stat_runtime(event_name, context, common_cpu,