openstack 虚机cpu，io，带宽限制 测试
####1.磁盘读写
####test-1，test-2 （在不同节点上）都没限制
[root@controller ~(keystone)]# openstack flavor list
+----+----------+------+------+-----------+-------+-----------+
| ID | Name | RAM | Disk | Ephemeral | VCPUs | Is Public |
+----+----------+------+------+-----------+-------+-----------+
| 0 | | 2048 | 10 | 0 | 1 | True |
+----+----------+------+------+-----------+-------+-----------+
[root@controller ~(keystone)]# openstack flavor show
+----------------------------+----------+
| Field | Value |
+----------------------------+----------+
| OS-FLV-DISABLED:disabled | False |
| OS-FLV-EXT-DATA:ephemeral | 0 |
| access_project_ids | None |
| disk | 10 |
| id | 0 |
| name | |
| os-flavor-access:is_public | True |
| properties | |
| ram | 2048 |
| rxtx_factor | 1.0 |
| swap | |
| vcpus | 1 |
+----------------------------+----------+
[root@controller ~(keystone)]# openstack server list
+--------------------------------------+------------------+--------+----------------------------------------+-----------+----------+
| ID | Name | Status | Networks | Image | Flavor |
+--------------------------------------+------------------+--------+----------------------------------------+-----------+----------+
| 5196dbde-ab6a-47ef-aafa-af9b35749730 | centos7.6-test-1 | ACTIVE | int_net=192.168.100.126, 192.168.2.215 | centos7.6 | |
| 4ffa89ed-31b6-48a1-a867-5003c5222c24 | centos7.6-test-2 | ACTIVE | int_net=192.168.100.25, 192.168.2.192 | centos7.6 | |
+--------------------------------------+------------------+--------+----------------------------------------+-----------+----------+
##查看不同块大小，测试
##test-1
[root@centos7 ~]# ip r
default via 192.168.100.1 dev eth0
169.254.0.0/16 dev eth0 scope link metric 1002
169.254.169.254 via 192.168.100.1 dev eth0 proto static
192.168.100.0/24 dev eth0 proto kernel scope link src 192.168.100.126
[root@centos7 ~]#
[root@centos7 ~]# dd if=/dev/zero of=testfile bs=8k count=5000 oflag=direct
5000+0 records in
5000+0 records out
40960000 bytes (41 MB) copied, 3.54763 s, 11.5 MB/s
##test-2
[root@centos7 ~]# ip r
default via 192.168.100.1 dev eth0
169.254.0.0/16 dev eth0 scope link metric 1002
169.254.169.254 via 192.168.100.1 dev eth0 proto static
192.168.100.0/24 dev eth0 proto kernel scope link src 192.168.100.25
[root@centos7 ~]#
[root@centos7 ~]# dd if=/dev/zero of=testfile bs=8k count=5000 oflag=direct
5000+0 records in
5000+0 records out
40960000 bytes (41 MB) copied, 3.81184 s, 10.7 MB/s
[root@centos7 ~]# dd if=/dev/zero of=testfile bs=1M count=50 oflag=direct
50+0 records in
50+0 records out
52428800 bytes (52 MB) copied, 2.36884 s, 22.1 MB/s
[root@centos7 ~]# dd if=/dev/zero of=testfile bs=10M count=50 oflag=direct
50+0 records in
50+0 records out
524288000 bytes (524 MB) copied, 39.2702 s, 13.4 MB/s
#####创建测试flavor
[root@controller ~(keystone)]# openstack flavor create --id 1 --vcpus 1 --ram 2048 --disk 10
+----------------------------+--------------+
| Field | Value |
+----------------------------+--------------+
| OS-FLV-DISABLED:disabled | False |
| OS-FLV-EXT-DATA:ephemeral | 0 |
| disk | 10 |
| id | 1 |
| name | |
| os-flavor-access:is_public | True |
| properties | |
| ram | 2048 |
| rxtx_factor | 1.0 |
| swap | |
| vcpus | 1 |
+----------------------------+--------------+
##### 限制磁盘读写，5M
[root@controller ~(keystone)]# nova flavor-key set quota:disk_read_bytes_sec=5120000
[root@controller ~(keystone)]# nova flavor-key set quota:disk_write_bytes_sec=5120000
####在compute01节点上创建虚机
[root@controller ~(keystone)]# openstack server create --flavor --image centos7.6 --security-group secgroup01 --nic net-id=d1b53d62-be11-4924-90c5-4f32a5e3c9db --key-name mykey --availability-zone nova:compute01:compute01 centos7.6-test-3 --debug
[root@controller ~(keystone)]# openstack server add floating ip centos7.6-test-3 192.168.2.183
#####测试test-3，磁盘读写
[root@centos7 ~]# ip r
default via 192.168.100.1 dev eth0
169.254.0.0/16 dev eth0 scope link metric 1002
169.254.169.254 via 192.168.100.1 dev eth0 proto static
192.168.100.0/24 dev eth0 proto kernel scope link src 192.168.100.118
[root@centos7 ~]# dd if=/dev/zero of=testfile bs=8k count=5000 oflag=direct
5000+0 records in
5000+0 records out
40960000 bytes (41 MB) copied, 7.9033 s, 5.2 MB/s
[root@centos7 ~]# dd if=/dev/zero of=testfile bs=1M count=50 oflag=direct
50+0 records in
50+0 records out
52428800 bytes (52 MB) copied, 9.94646 s, 5.3 MB/s
[root@centos7 ~]# dd if=/dev/zero of=testfile bs=10M count=50 oflag=direct
50+0 records in
50+0 records out
524288000 bytes (524 MB) copied, 104.633 s, 5.0 MB/s
测试后，发现只有5M了，说明磁盘读写限制ok！！！！
#########cpu
####test-2 虚机，使用 falvor （原始，无限制）,压测情况
[root@centos7 ~]# ip r
default via 192.168.100.1 dev eth0
169.254.0.0/16 dev eth0 scope link metric 1002
169.254.169.254 via 192.168.100.1 dev eth0 proto static
192.168.100.0/24 dev eth0 proto kernel scope link src 192.168.100.25
[root@centos7 ~]#
[root@centos7 ~]# stress -c 24
stress: info: [12219] dispatching hogs: 24 cpu, 0 io, 0 vm, 0 hdd
再开一个窗口，可看到cpu，基本100%
[centos@centos7 ~]$ top -s
top - 14:11:15 up 1:02, 2 users, load average: 9.68, 4.76, 2.02
Tasks: 110 total, 25 running, 85 sleeping, 0 stopped, 0 zombie
%Cpu(s): 99.7 us, 0.3 sy, 0.0 ni, 0.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem : 1882220 total, 1408768 free, 84636 used, 388816 buff/cache
KiB Swap: 0 total, 0 free, 0 used. 1609692 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
12222 root 20 0 7308 96 0 R 4.5 0.0 0:01.33 stress
12235 root 20 0 7308 96 0 R 4.5 0.0 0:01.34 stress
12236 root 20 0 7308 96 0 R 4.5 0.0 0:01.33 stress
12241 root 20 0 7308 96 0 R 4.5 0.0 0:01.33 stress
12220 root 20 0 7308 96 0 R 4.2 0.0 0:01.32 stress
12221 root 20 0 7308 96 0 R 4.2 0.0 0:01.32 stress
12224 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12225 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12226 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12227 root 20 0 7308 96 0 R 4.2 0.0 0:01.32 stress
12228 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12229 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12230 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12232 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12237 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12239 root 20 0 7308 96 0 R 4.2 0.0 0:01.32 stress
12240 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12242 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12243 root 20 0 7308 96 0 R 4.2 0.0 0:01.33 stress
12223 root 20 0 7308 96 0 R 3.9 0.0 0:01.32 stress
12231 root 20 0 7308 96 0 R 3.9 0.0 0:01.32 stress
12233 root 20 0 7308 96 0 R 3.9 0.0 0:01.32 stress
12234 root 20 0 7308 96 0 R 3.9 0.0 0:01.32 stress
12238 root 20 0 7308 96 0 R 3.9 0.0 0:01.32 stress
####创建一个falvor（配置一样）
[root@controller ~(keystone)]# openstack flavor create --id 2 --vcpus 1 --ram 2048 --disk 10
+----------------------------+------------------+
| Field | Value |
+----------------------------+------------------+
| OS-FLV-DISABLED:disabled | False |
| OS-FLV-EXT-DATA:ephemeral | 0 |
| disk | 10 |
| id | 2 |
| name | |
| os-flavor-access:is_public | True |
| properties | |
| ram | 2048 |
| rxtx_factor | 1.0 |
| swap | |
| vcpus | 1 |
+----------------------------+------------------+
#####限制cpu占用比例50%
[root@controller ~(keystone)]# nova flavor-key set quota:cpu_period=1000000
[root@controller ~(keystone)]# nova flavor-key set quota:cpu_quota=500000
####新建虚拟机
[root@controller ~(keystone)]# openstack server create --flavor --image centos7.6 --security-group secgroup01 --nic net-id=d1b53d62-be11-4924-90c5-4f32a5e3c9db --key-name mykey --availability-zone nova:compute02:compute02 centos7.6-test-4 --debug
###测试test-4
[root@centos7 ~]# ip r
default via 192.168.100.1 dev eth0
169.254.0.0/16 dev eth0 scope link metric 1002
169.254.169.254 via 192.168.100.1 dev eth0 proto static
192.168.100.0/24 dev eth0 proto kernel scope link src 192.168.100.124
[root@centos7 ~]#
[root@centos7 ~]#
[root@centos7 ~]#
[root@centos7 ~]# stress -c 24
stress: info: [12143] dispatching hogs: 24 cpu, 0 io, 0 vm, 0 hdd
[root@centos7 ~]# top -s
top - 14:30:09 up 11 min, 2 users, load average: 11.78, 3.49, 1.52
Tasks: 105 total, 25 running, 80 sleeping, 0 stopped, 0 zombie
%Cpu(s): 51.3 us, 0.3 sy, 0.0 ni, 0.0 id, 0.0 wa, 0.0 hi, 0.0 si, 48.4 st
KiB Mem : 1882220 total, 1414812 free, 79916 used, 387492 buff/cache
KiB Swap: 0 total, 0 free, 0 used. 1615020 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
12144 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12146 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12148 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12153 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12154 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12156 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12160 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12162 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12163 root 20 0 7308 100 0 R 2.3 0.0 0:00.78 stress
12167 root 20 0 7308 100 0 R 2.3 0.0 0:00.79 stress
12145 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12147 root 20 0 7308 100 0 R 1.9 0.0 0:00.77 stress
12149 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12150 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12151 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12152 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12155 root 20 0 7308 100 0 R 1.9 0.0 0:00.77 stress
12157 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12158 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12159 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12161 root 20 0 7308 100 0 R 1.9 0.0 0:00.77 stress
12164 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12165 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
12166 root 20 0 7308 100 0 R 1.9 0.0 0:00.78 stress
很明显，cpu只使用了50%
#######带宽限制
######创建新flavor
[root@controller ~(keystone)]# openstack flavor create --id 3 --vcpus 1 --ram 2048 --disk 10
+----------------------------+------------------------+
| Field | Value |
+----------------------------+------------------------+
| OS-FLV-DISABLED:disabled | False |
| OS-FLV-EXT-DATA:ephemeral | 0 |
| disk | 10 |
| id | 3 |
| name | |
| os-flavor-access:is_public | True |
| properties | |
| ram | 2048 |
| rxtx_factor | 1.0 |
| swap | |
| vcpus | 1 |
+----------------------------+------------------------+
######限制带宽
[root@controller ~(keystone)]# nova flavor-key set quota:vif_inbound_average=10240
[root@controller ~(keystone)]# nova flavor-key set quota:vif_outbound_average=10240
#####创建test-5 虚拟机
[root@controller ~(keystone)]# openstack server create --flavor --image centos7.6 --security-group secgroup01 --nic net-id=d1b53d62-be11-4924-90c5-4f32a5e3c9db --key-name mykey --availability-zone nova:compute01:compute01 centos7.6-test-5 --debug
+-------------------------------------+--------------------------------------------------+
| Field | Value |
+-------------------------------------+--------------------------------------------------+
| OS-DCF:diskConfig | MANUAL |
| OS-EXT-AZ:availability_zone | nova |
| OS-EXT-SRV-ATTR:host | None |
| OS-EXT-SRV-ATTR:hypervisor_hostname | None |
| OS-EXT-SRV-ATTR:instance_name | |
| OS-EXT-STS:power_state | NOSTATE |
| OS-EXT-STS:task_state | scheduling |
| OS-EXT-STS:vm_state | building |
| OS-SRV-USG:launched_at | None |
| OS-SRV-USG:terminated_at | None |
| accessIPv4 | |
| accessIPv6 | |
| addresses | |
| adminPass | uAHYPtFzc6N8 |
| config_drive | |
| created | 2020-09-13T08:15:13Z |
| flavor | (3) |
| hostId | |
| id | e91177fe-1efa-4c9f-9886-a675d11607b3 |
| image | centos7.6 (ddfa4f38-5b62-4810-9e6a-fd18835d9098) |
| key_name | mykey |
| name | centos7.6-test-5 |
| progress | 0 |
| project_id | e9db9fb01cfb4edea4390d6f66c49038 |
| properties | |
| security_groups | name='be4870c1-623f-4b7f-aaad-2fd58ff6a125' |
| status | BUILD |
| updated | 2020-09-13T08:15:13Z |
| user_id | e8d9593bbed14173a3b5e62d9a3a534b |
| volumes_attached | |
+-------------------------------------+--------------------------------------------------+