app/soc/models/priority_group.py
author Sverre Rabbelier <srabbelier@gmail.com>
Sun, 19 Apr 2009 17:42:44 +0000
changeset 2246 c29272f640b0
parent 2208 1bf4e904d5f5
child 2358 e5821b87f6e3
permissions -rw-r--r--
Tweak the 'load balancing' algorithm In order to reduce contention we randomly skipped jobs, but this caused many jobs to end up stopping early. Now instead we keep on going until we time out (also increased the chance of doing work). Patch by: Sverre Rabbelier

#!/usr/bin/python2.5
#
# Copyright 2009 the Melange authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""This module contains the Priority Group Model."""

__authors__ = [
  '"Sverre Rabbelier" <sverre@rabbelier.nl>',
]


from google.appengine.ext import db

from django.utils.translation import ugettext

from soc.models import linkable


class PriorityGroup(linkable.Linkable):
  """The PriorityGroup model.
  """

  #: the priority of this group, 0 being lower than 1
  priority = db.IntegerProperty(required=False, default=0)

  #: the human readable name of this priority gropu
  name = db.StringProperty(required=False)