aodh/ceilometer/hardware/pollsters/memory.py
Ladislav Smola dce7dc91ed Adding another set of hardware metrics
These metrics are being used in TripleO-UI

Change-Id: I8e096f28535c96f982bb37744f63cd8ead4b5397
Closes-bug: #1365552
2014-09-05 08:52:17 +02:00

55 lines
1.7 KiB
Python

#
# Copyright 2013 ZHAW SoE
# Copyright 2014 Intel Corp.
#
# Authors: Lucas Graf <graflu0@students.zhaw.ch>
# Toni Zehnder <zehndton@students.zhaw.ch>
# Lianhao Lu <lianhao.lu@intel.com>
#
# 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.
from ceilometer.hardware import plugin
from ceilometer.hardware.pollsters import util
from ceilometer import sample
class _Base(plugin.HardwarePollster):
CACHE_KEY = 'memory'
def generate_one_sample(self, host, c_data):
value, metadata, extra = c_data
return util.make_sample_from_host(host,
name=self.IDENTIFIER,
sample_type=sample.TYPE_GAUGE,
unit='B',
volume=value,
res_metadata=metadata,
extra=extra)
class MemoryTotalPollster(_Base):
IDENTIFIER = 'memory.total'
class MemoryUsedPollster(_Base):
IDENTIFIER = 'memory.used'
class MemorySwapTotalPollster(_Base):
IDENTIFIER = 'memory.swap.total'
class MemorySwapAvailPollster(_Base):
IDENTIFIER = 'memory.swap.avail'