cgroup fixer

file_obj = open(os.path.join(config.cgroups_path, i, config.child_cgroup, "freezer.state"), "w")
file_obj.write("FROZEN")
file_obj.close()
#
stacks = []
for j in self.get_tasks(i):
    j = int(j.strip())
    #
    file_obj_stack = open(os.path.join("/proc", str(j), "stack"), "r")
    stack = file_obj_stack.read()
    file_obj_stack.close()
    stacks.append({"pid": j, "stack": stack})
    #
    os.kill(j, signal.SIGKILL)
#
file_obj = open(os.path.join(config.cgroups_path, i, config.child_cgroup, "freezer.state"), "w")
file_obj.write("THAWED")
file_obj.close()