Openstack 性能测试 Rally,openstackrally
Openstack 性能测试 Rally,openstackrally
Rally 简介
Rally 集成了部署、API测试、压力测试功能(如下图),但我们一般用 devstack 部署,tempest 做 API 测试,因此 Rally 常用于模拟高并发场景的压力测试。Rally 测试 openstack 在并发下 API 的相应时间和请求成功率,从而测试出 openstack 规模和性能。
1. Deploy Rally
$ git clone https://git.openstack.org/stackforge/rally $ ./rally/install_rally.sh -v #使用 virtualenv 安装 Rally
2. Configure Rally
$ source /opt/rally/bin/activate $ rally deployment create --filename=existing.json --name=openstack # 初始化 Rally,把所需测试 openstack 集群的 keystone url,用户租户信息写入到 existing.json 中
$ rally deployment check # 查看集群的 service
(rally)[root@controller
~] # rally deployment check
keystone endpoints
are valid and following services are available:
+------------+----------------+-----------+
| services | type |
status |
+------------+----------------+-----------+
| ceilometer | metering
| Available |
| cinder | volume
| Available |
| cinderv2 | volumev2
| Available |
| ec2 | ec2
| Available |
| glance | image
| Available |
| heat | cloudformation
| Available |
| heat | orchestration
| Available |
| keystone | identity
| Available |
| neutron | network
| Available |
| nova | compute
| Available |
| novav3 | computev3
| Available |
| s3 | s3
| Available |
| trove | database
| Available |
+------------+----------------+-----------+
|
3. Benchmark Openstack Peformance
rally/doc/samples/tasks/scenarios/ 包含各个组件的配置文件,直接使用即可,举例:
1)测试 keystone 创建-删除用户性能
$ rally -v task start rally/doc/samples/tasks/scenarios/keystone/create-and-delete-user.json
2)测试 nova 创建-删除虚拟机性能
$ rally -v task start rally/doc/samples/tasks/scenarios/nova/boot-and-delete.json
Result:
4. Refference
https://wiki.openstack.org/wiki/Rally
http://prajnagarden.com/openstack/2014/05/06/rally-guide-01/
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