def threadFunction():
# check the meta periodically
addrList = metaclient.getServerAddr()
addr = addrList[0]
# if the value is not NULL
while (1):
value = metaclient.getMeta(addr, "meaningless")
if (value == "NULL"):
time.sleep(0.1)
continue
else:
break
endsim = timeit.default_timer()
print("data is becoming meaningless, time span")
print(endsim - startsim)
metaclient.putMeta(addr, "simend", "simendInfo")
os._exit(0)
if (rcode == -11):
print("data not avaliable for ts %d" % (version))
time.sleep(0.5)
continue
patternHeppen = checkDataPatternCenter(getdata_p1)
#the time used for predicates every time
time.sleep(0.01)
version = version + 1
if (patternHeppen == True):
print(
"---------patternHeppen at ts %d , write info to meta----------" %
(version))
#only start on checking service
#write meta data into server <ts lb ub>
addrList = metaclient.getServerAddr()
addr = addrList[0]
metaclient.putMeta(addr, "DATAOK", "testmeta:" + str(version))
endanay = timeit.default_timer()
print("time span")
print(endanay - startanay)
addrList = metaclient.getServerAddr()
addr = addrList[0]
metaclient.putMeta(addr, "FINISH", "tempFINISH")
ds.finalize()
#ds.unlock_on_read(lock_name)
# check if data ok
if (rcode == -11):
print("data not avaliable for ts %d" % (version))
time.sleep(0.25)
continue
patternHeppen = checkDataPatternCenter(getdata_p1)
#the time used for predicates every time
time.sleep(0.01)
version = version + 1
if (patternHeppen == True):
print(
"---------patternHeppen at ts %d , write info to meta----------" %
(version))
#only start on checking service
#write meta data into server <ts lb ub>
addrList = metaclient.getServerAddr()
addr = addrList[0]
metaclient.putMeta(addr, "DATAOK", "testmeta:" + str(version))
break
ds.finalize()
endanay = timeit.default_timer()
print("time span")
print(endanay - startanay)
#extra data read time is not being counted
time.sleep(0.01)
#if(currIter>=iteration):
# break
version = version + 1
if (patternHeppen == True):
#the time used for data analysis
#fack calling the analytics here and find the data is meaningless after analysing
time.sleep(0.05)
print(
"---------patternHeppen at ts %d, simulation data is meaningless----------"
% (version))
# write to the meta server (the data is meaningless)
addrList = metaclient.getServerAddr()
addr = addrList[0]
metaclient.putMeta(addr, "meaningless", "meaningless info")
break
ds.finalize()
endanay = timeit.default_timer()
print("time span")
print(endanay - startanay)
addrList = metaclient.getServerAddr()
addr = addrList[0]
print("test get: ", metaclient.getMeta(addr, "testkey"))