提交 699b6d92 编写于 作者: F Frederic Weisbecker

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: NFrederic 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>
上级 70d815a3
......@@ -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_px = self.us_to_px(slice.start - offset_time)
width_px = self.us_to_px(slice.end - slice.start)
(x, y) = self.scroll_start()
if width_px == 0:
return
offset_py = RootFrame.Y_OFFSET + (nr * (RootFrame.RECT_HEIGHT + RootFrame.RECT_SPACE))
width_py = RootFrame.RECT_HEIGHT
offset_py = RootFrame.Y_OFFSET + (cpu * (RootFrame.CPU_HEIGHT + RootFrame.CPU_SPACE))
width_py = RootFrame.CPU_HEIGHT
dc = self.dc
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)
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
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,
......
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