def getDst(self):
if self.dst != None:
return(self.dst)
if (self.begin == None) or (self.end == None):
return(None)
self.dst = Timestamp.dst(self.begin)
if (self.dst != Timestamp.dst(self.end.sie)) and (self.Debug == True):
self.DebugMessages += "Timestamp.dst(): Warning - The interval spans a change to or from daylight savings time."
return(self.dst)
def do_action(args, bulk):
scale=1024.0*1024.0
fig = plt.figure()
ax = fig.add_subplot(111)
steps = bulk.Steps.Steps
dates = np.array(steps, dtype=np.float64)
if Timestamp.dst(steps[0]) == True:
tzAdjust = 7.0
else:
tzAdjust = 8.0
dates = (dates - tzAdjust*60.0*60.0)/(24.0*60.0*60.0) + mpl.dates.date2num(datetime.date(1970,1,1))
if len(steps) <= 500:
format = '-'
else:
# the ',' make the point one pixel
format = ','
ymax = 0
values = bulk.Read.Values/scale
max = np.max(values)
if max > ymax:
ymax = max
ax.plot_date(dates, values, fmt=format, xdate=True, ydate=False, color='r', label="LMT read", zorder=0, drawstyle='steps')
#Graph.timeSeries(ax, steps, values, 'r', label='read',
# Ave=False)
values = bulk.Write.Values/scale
max = np.max(values)
if max > ymax:
ymax = max
ax.plot_date(dates, values, fmt=format, xdate=True, ydate=False, color='b', label="LMT write", zorder=0, drawstyle='steps')
#Graph.timeSeries(ax, steps, values, 'b', label='write',
# Ave=False)
IORDates = np.zeros(10)
IORRead = np.zeros(10)
IORWrite = np.zeros(10)
IORDates[0] = dates[0]
IORDates[-1] = dates[-1]
if ((not args.rbegin is None) and (not args.rend is None)):
beginsie = float(steps[0]) + args.rbegin + args.skew
beginDate = ((beginsie - tzAdjust*60.0*60.0)/(24.0*60.0*60.0) +
mpl.dates.date2num(datetime.date(1970,1,1)))
endsie = float(steps[0]) + args.rend + args.skew
endDate = ((endsie - tzAdjust*60.0*60.0)/(24.0*60.0*60.0) +
mpl.dates.date2num(datetime.date(1970,1,1)))
if endsie > beginsie:
rate = args.bytes/(endsie - beginsie)
for i in range(5):
IORDates[i] = dates[0] + i*((beginDate - dates[0])/5)
IORDates[5] = beginDate - 0.0000001
IORDates[6] = beginDate
IORDates[7] = endDate
IORDates[8] = endDate + 0.0000001
IORRead[6] = rate
IORRead[7] = rate
ax.plot_date(IORDates, IORRead, fmt='--', xdate=True, ydate=False, color='r', label="IOR read", zorder=0)
if ymax < rate:
ymax = rate
if ((not args.wbegin is None) and (not args.wend is None)):
beginsie = float(steps[0]) + args.wbegin + args.skew
beginDate = ((beginsie - tzAdjust*60.0*60.0)/(24.0*60.0*60.0) +
mpl.dates.date2num(datetime.date(1970,1,1)))
endsie = float(steps[0]) + args.wend + args.skew
endDate = ((endsie - tzAdjust*60.0*60.0)/(24.0*60.0*60.0) +
mpl.dates.date2num(datetime.date(1970,1,1)))
if endsie > beginsie:
rate = args.bytes/(endsie - beginsie)
IORDates[1] = beginDate - 0.0000001
IORDates[2] = beginDate
IORDates[3] = endDate
IORDates[4] = endDate + 0.0000001
IORWrite[2] = rate
IORWrite[3] = rate
ax.plot_date(IORDates, IORWrite, fmt='--', xdate=True, ydate=False, color='b', label="IOR write", zorder=0)
if ymax < rate:
ymax = rate
plt.xlabel('time')
plt.ylabel(r'$MiB/sec$')
plt.legend()
plt.setp( ax.get_xticklabels(), rotation=30, horizontalalignment='right')
dayStr = time.strftime("%Y-%m-%d", time.localtime(bulk.begin.sie))
plt.title("%s %s aggregate I/O" % (dayStr, bulk.name))
if args.ybound is None:
args.ybound = ymax
ax.set_ybound(lower = 0, upper = args.ybound)
if args.plot is None:
plt.show()
else:
plt.savefig(args.plot)
plt.cla()
