import logger
import os
+import cgroups
glo_coresched_simulate = False
assert(filename!=None or name!=None)
if filename==None:
- filename="/dev/cgroup/" + name
-
+ # filename="/dev/cgroup/" + name
+ filename=cgroups.get_base_path() + name
data = open(filename).readline().strip()
if not data:
this might change as vservers are instantiated, so always compute
it dynamically.
"""
- cgroups = []
- filenames = os.listdir("/dev/cgroup")
- for filename in filenames:
- if os.path.isdir(os.path.join("/dev/cgroup", filename)):
- cgroups.append(filename)
- return cgroups
+ return cgroups.get_cgroups()
+ #cgroups = []
+ #filenames = os.listdir("/dev/cgroup")
+ #for filename in filenames:
+ # if os.path.isdir(os.path.join("/dev/cgroup", filename)):
+ # cgroups.append(filename)
+ #return cgroups
def decodeCoreSpec (self, cores):
""" Decode the value of the core attribute. It's a number, followed by
if reservations.get(name,[]) != []:
reservations[name] = reservations[name] + reservations["_default"]
- mem_reservations[name] = mem_reservations[name] + mem_reservations["_default"]
+ mem_reservations[name] = mem_reservations.get(name,[]) + mem_reservations["_default"]
logger.log("CoreSched: adding besteffort units to " + name + ". new units = " + str(reservations[name]))
self.reserveUnits(self.cgroup_var_name, reservations)
if glo_coresched_simulate:
print "R", "/dev/cgroup/" + cgroup + "/" + var_name, self.listToRange(cpus)
else:
- file("/dev/cgroup/" + cgroup + "/" + var_name, "w").write( self.listToRange(cpus) + "\n" )
+ cgroups.write(cgroup, var_name, self.listToRange(cpus))
+ #file("/dev/cgroup/" + cgroup + "/" + var_name, "w").write( self.listToRange(cpus) + "\n" )
def reserveDefault (self, var_name, cpus):
- if not os.path.exists("/etc/vservers/.defaults/cgroup"):
- os.makedirs("/etc/vservers/.defaults/cgroup")
+ #if not os.path.exists("/etc/vservers/.defaults/cgroup"):
+ # os.makedirs("/etc/vservers/.defaults/cgroup")
- if glo_coresched_simulate:
- print "RDEF", "/etc/vservers/.defaults/cgroup/" + var_name, self.listToRange(cpus)
- else:
- file("/etc/vservers/.defaults/cgroup/" + var_name, "w").write( self.listToRange(cpus) + "\n" )
+ #if glo_coresched_simulate:
+ # print "RDEF", "/etc/vservers/.defaults/cgroup/" + var_name, self.listToRange(cpus)
+ #else:
+ # file("/etc/vservers/.defaults/cgroup/" + var_name, "w").write( self.listToRange(cpus) + "\n" )
+ pass
def listToRange (self, list):
""" take a list of items [1,2,3,5,...] and return it as a range: "1-3,5"
slivers = {"arizona_beta": rec_sl_test1, "arizona_test101": rec_sl_test2, "pl_sirius": rec_sl_test3}
+ #slivers = {"arizona_beta": rec_sl_test1, "arizona_logmon": rec_sl_test2, "arizona_owl": rec_sl_test3}
+
x.adjustCores(slivers)