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RM.py
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RM.py
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import operator
import sys
filename = sys.argv[-1]
lists=[]
executing=[]
final=[]
file=open(filename,'r')
content=[]
d={}
tasks={}
#calculating numebr of lines in the file
def file_len(fname):
with open(fname) as f:
for i, l in enumerate(f):
pass
return i + 1
length=file_len(filename)
#taking input from file
with open(filename) as f:
for i in range(1,length):
tasks[i]={}
for j in range(0,length):
content = f.readline()
line=content.split(' ')
#reading general values
if j==0:
d["#_of_tasks"]=int(line[0])
d["tot_exe_tym"]=int(line[1])
d["p@1188"]=int(line[2])
d["p@918"]=int(line[3])
d["p@648"]=int(line[4])
d["p@384"]=int(line[5])
d["p@lowfreq"]=str(line[6])
d["p@lowfreq"]=int(d["p@lowfreq"].replace('\n',''))
#reading values for each task
for k in range(1,length):
if k==j:
tasks[j]['name']=line[0]
tasks[j]['period']=int(line[1])
tasks[j]['deadline']=tasks[j]['period']
tasks[j]['wcet@1188']=int(line[2])
tasks[j]['exetym']=tasks[j]['wcet@1188']
tasks[j]['remexetym']=tasks[j]['wcet@1188']
tasks[j]['wcet@918']=int(line[3])
tasks[j]['wcet@648']=int(line[4])
line[5]=str(line[5])
tasks[j]['wcet@384']=line[5].replace('\n','')
tasks[j]['wcet@384']=int(tasks[j]['wcet@384'])
idle={'name':'IDLE'}
a=[]
def RM(i):
if i==0:
for j in range(1,6):
lists.append(tasks[j])
for j in range(1,6):
tasks[j]['deadline']=tasks[j]['deadline']-1
if (i % tasks[j]['period']==0 and i!=0):
tasks[j]['deadline']=tasks[j]['deadline']+tasks[j]['period']
tasks[j]['remexetym']=tasks[j]['exetym']
lists.append(tasks[j])
if len(lists)!=0:
lists.sort(key=operator.itemgetter('deadline'))
a.append(lists[0])
#print (i,":",lists[0]['name'])#,':',lists[0]['start'],':',lists[0]['end'])
executing.append(lists[0]['name'])
if lists[0]['remexetym']>0:
lists[0]['remexetym']=lists[0]['remexetym']-1
if lists[0]['remexetym']==0:
lists.remove(lists[0])
else:
a.append(idle)
freq_task=1188
freq_idle=384
power_task=d["p@1188"]/float( d["tot_exe_tym"])
power_idle=d["p@lowfreq"]/float( d["tot_exe_tym"])
#print executing
exp=1/float(d["#_of_tasks"])
rrm=d["#_of_tasks"]*(2**exp-1)
lrm=tasks[1]['exetym']/float(tasks[1]['period'])+tasks[2]['exetym']/float(tasks[2]['period'])+tasks[3]['exetym']/float(tasks[3]['period'])+tasks[4]['exetym']/float(tasks[4]['period'])+tasks[5]['exetym']/float(tasks[5]['period'])
if lrm<=rrm:
idl=0
print "start task end"
for k in range(0,1000):
RM(k)
total_w1=0
total_w2=0
total_w3=0
total_w4=0
total_w5=0
for t in range(0,len(a)):
k=t+1
if t==0:
start=0
total=0
if k!=len(a):
if a[t]['name']!=a[k]['name']:
end=t+1
if a[t]['name']!='IDLE':
total=total+(end-start)*power_task
print " ",start," ",a[t]['name']," ",end," ",freq_task," ",(end-start)*power_task
if a[t]['name']=='w1':
total_w1=total_w1+(end-start)
if a[t]['name']=='w2':
total_w2=total_w2+(end-start)
if a[t]['name']=='w3':
total_w3=total_w3+(end-start)
if a[t]['name']=='w4':
total_w4=total_w4+(end-start)
if a[t]['name']=='w5':
total_w5=total_w5+end-start
else:
idl=idl+end-start
total=total+(end-start)*power_idle
print " ",start," ",a[t]['name']," ",end," ","IDLE"," ",(end-start)*power_idle
start=t+1
if k==len(a):
if a[t]['name']!='IDLE':
if a[t]['name']=='w1':
total_w1=total_w1+(end-start)
if a[t]['name']=='w2':
total_w2=total_w2+(end-start)
if a[t]['name']=='w3':
total_w3=total_w3+(end-start)
if a[t]['name']=='w4':
total_w4=total_w4+(end-start)
if a[t]['name']=='w5':
total_w5=total_w5+end-start
#print total_w5
total=total+(len(a)-start)*power_task
print " ",start," ",a[t]['name']," ",len(a)," ",freq_task," ",(len(a)-start)*power_task
else:
idl=idl+len(a)-start
total=total+(len(a)-start)*power_idle
print " ",start," ",a[t]['name']," ",len(a)," ","IDLE"," ",(len(a)-start)*power_idle
print "total energy:",total
print "idle percent:",idl/float(10)
print "w1:",total_w1
print "w2:",total_w2
print "w3:",total_w3
print "w4:",total_w4
print "w5:",total_w5
else:
#print exp
#print rrm
print "Rate Monotonic Scheduling can not be achieved"