sureshanaparti commented on PR #11244:
URL: https://github.com/apache/cloudstack/pull/11244#issuecomment-3130830075
Verified with autoscaling with config 'autoscale.errored.instance.threshold'
set to 5 (and manually set instances to Error for scaling). Instance scaling
stopped once Error-ed instances reached the threshold value.
CMK:
```
(localcloud) 🐱 > list configurations
name=autoscale.errored.instance.threshold
{
"configuration": [
{
"category": "Advanced",
"component": "AutoScaleManager",
"defaultvalue": "10",
"description": "The number of Error Instances allowed in autoscale vm
groups for scale up.",
"displaytext": "Autoscale errored instance threshold",
"group": "Compute",
"isdynamic": true,
"name": "autoscale.errored.instance.threshold",
"subgroup": "Virtual Machine",
"type": "Number",
"value": "5"
}
],
"count": 1
}
(localcloud) 🐱 > list autoscalepolicies
{
"autoscalepolicy": [
{
"account": "admin",
"action": "SCALEDOWN",
"conditions": [
{
"account": "admin",
"counter": {
"id": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"name": "VM CPU - average percentage",
"provider": "VirtualRouter",
"source": "CPU",
"value": "vm.cpu.average.percentage"
},
"counterid": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"countername": "VM CPU - average percentage",
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"id": "8a19ad80-dfa4-4b81-bc87-dcf95de0a083",
"relationaloperator": "LT",
"threshold": 2
}
],
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"duration": 30,
"id": "f11ba6e7-9019-4d05-8be4-94438177f8d7",
"name": "ScaleDownPolicy-0",
"quiettime": 10
},
{
"account": "admin",
"action": "SCALEUP",
"conditions": [
{
"account": "admin",
"counter": {
"id": "3a423d34-6bc4-11f0-b052-1e0073000395",
"name": "Load Balancer - average connections per vm",
"provider": "VirtualRouter",
"source": "VIRTUALROUTER",
"value": "virtual.network.lb.average.connections"
},
"counterid": "3a423d34-6bc4-11f0-b052-1e0073000395",
"countername": "Load Balancer - average connections per vm",
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"id": "7cb7a18a-1e17-4d3f-8646-181c26b3dc5e",
"relationaloperator": "GT",
"threshold": 2
},
{
"account": "admin",
"counter": {
"id": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"name": "VM CPU - average percentage",
"provider": "VirtualRouter",
"source": "CPU",
"value": "vm.cpu.average.percentage"
},
"counterid": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"countername": "VM CPU - average percentage",
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"id": "8f2c2551-ed2f-4047-bc7f-47601f259356",
"relationaloperator": "GT",
"threshold": 1
}
],
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"duration": 30,
"id": "2c5d2f97-186e-4243-9a93-672f74412e83",
"name": "ScaleUpPolicy-0",
"quiettime": 10
}
],
"count": 2
}
(localcloud) 🐱 > list autoscalevmgroups
{
"autoscalevmgroup": [
{
"account": "admin",
"associatednetworkid": "6dac2b2f-77de-46bb-b170-16e44e567575",
"associatednetworkname": "testvm01",
"availablevirtualmachinecount": 1,
"created": "2025-07-29T04:32:43+0000",
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"fordisplay": true,
"hasannotations": false,
"id": "0750c8d2-7a85-4675-9d01-5c4deb5a31b1",
"interval": 5,
"lbprovider": "VirtualRouter",
"lbruleid": "9b14260c-dfa8-43f5-84af-a629831158f7",
"maxmembers": 10,
"minmembers": 2,
"name": "AutoScalingGroup01",
"privateport": "80",
"publicip": "10.0.55.10",
"publicipid": "0a67c52b-e8bb-4954-b989-e389b8470b73",
"publicport": "80",
"scaledownpolicies": [
{
"account": "admin",
"action": "SCALEDOWN",
"conditions": [
{
"account": "admin",
"counter": {
"id": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"name": "VM CPU - average percentage",
"provider": "VirtualRouter",
"source": "CPU",
"value": "vm.cpu.average.percentage"
},
"counterid": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"countername": "VM CPU - average percentage",
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"id": "8a19ad80-dfa4-4b81-bc87-dcf95de0a083",
"relationaloperator": "LT",
"threshold": 2
}
],
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"duration": 30,
"id": "f11ba6e7-9019-4d05-8be4-94438177f8d7",
"name": "ScaleDownPolicy-0",
"quiettime": 10
}
],
"scaleuppolicies": [
{
"account": "admin",
"action": "SCALEUP",
"conditions": [
{
"account": "admin",
"counter": {
"id": "3a423d34-6bc4-11f0-b052-1e0073000395",
"name": "Load Balancer - average connections per vm",
"provider": "VirtualRouter",
"source": "VIRTUALROUTER",
"value": "virtual.network.lb.average.connections"
},
"counterid": "3a423d34-6bc4-11f0-b052-1e0073000395",
"countername": "Load Balancer - average connections per vm",
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"id": "7cb7a18a-1e17-4d3f-8646-181c26b3dc5e",
"relationaloperator": "GT",
"threshold": 2
},
{
"account": "admin",
"counter": {
"id": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"name": "VM CPU - average percentage",
"provider": "VirtualRouter",
"source": "CPU",
"value": "vm.cpu.average.percentage"
},
"counterid": "3a416e0e-6bc4-11f0-b052-1e0073000395",
"countername": "VM CPU - average percentage",
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"id": "8f2c2551-ed2f-4047-bc7f-47601f259356",
"relationaloperator": "GT",
"threshold": 1
}
],
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"duration": 30,
"id": "2c5d2f97-186e-4243-9a93-672f74412e83",
"name": "ScaleUpPolicy-0",
"quiettime": 10
}
],
"state": "ENABLED",
"vmprofileid": "b43487ae-cf9c-404e-a58b-b99df6284256"
}
],
"count": 1
}
(localcloud) 🐱 > list autoscalevmprofiles
{
"autoscalevmprofile": [
{
"account": "admin",
"counterparam": {},
"domain": "ROOT",
"domainid": "10d7a71c-6bc4-11f0-b052-1e0073000395",
"domainpath": "/",
"expungevmgraceperiod": 10,
"id": "b43487ae-cf9c-404e-a58b-b99df6284256",
"otherdeployparams": {
"networkids": "6dac2b2f-77de-46bb-b170-16e44e567575"
},
"serviceofferingid": "2fd594f2-6f8e-4ceb-83eb-a92488b65dd1",
"templateid": "10defc12-6bc4-11f0-b052-1e0073000395",
"userdata":
"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",
"zoneid": "75958f7a-8791-40ec-9992-622f7a62f2a0"
}
],
"count": 1
}
```
DB:
```
mysql> SELECT * FROM cloud.autoscale_vmgroups\G;
*************************** 1. row ***************************
id: 1
uuid: 0750c8d2-7a85-4675-9d01-5c4deb5a31b1
zone_id: 1
domain_id: 1
account_id: 2
load_balancer_id: 1
name: AutoScalingGroup01
min_members: 2
max_members: 10
member_port: 80
interval: 5
profile_id: 1
state: ENABLED
created: 2025-07-29 04:32:43
removed: NULL
display: 1
last_interval: 2025-07-29 04:40:13
next_vm_seq: 4
1 row in set (0.00 sec)
mysql> SELECT id, uuid, name, state FROM cloud.vm_instance WHERE type =
'User' AND removed IS NULL;
+----+--------------------------------------+-----------------------------------------+---------+
| id | uuid | name
| state |
+----+--------------------------------------+-----------------------------------------+---------+
| 5 | c7c8a7bc-2830-43b0-bb98-9b5d2645dc5f |
autoScaleVm-AutoScalingGroup01-1-veufwt | Error |
| 6 | 7d69f64d-e28a-409f-8bc3-d159f9c7a733 |
autoScaleVm-AutoScalingGroup01-2-jeptjg | Error |
| 7 | fc518dc9-2242-4ff5-896d-b39d49c5d2a2 |
autoScaleVm-AutoScalingGroup01-3-gqhjel | Error |
| 8 | b3c8fa3e-6605-434b-8100-14e18da5454d |
autoScaleVm-AutoScalingGroup01-4-tjauuh | Error |
| 9 | 024a10ac-811d-4cc7-b22a-75320bcf8bea |
autoScaleVm-AutoScalingGroup01-5-qfqqrd | Error |
| 10 | 017def07-505c-49c9-a270-eed42bd1cc96 |
autoScaleVm-AutoScalingGroup01-6-fnwfbc | Error |
| 11 | ebc6359b-7c84-4fa7-9e26-499d5b205968 |
autoScaleVm-AutoScalingGroup01-7-pjzfpi | Running |
+----+--------------------------------------+-----------------------------------------+---------+
7 rows in set (0.00 sec)
mysql> SELECT * FROM cloud.autoscale_vmgroup_vm_map;
+----+------------+-------------+
| id | vmgroup_id | instance_id |
+----+------------+-------------+
| 1 | 1 | 5 |
| 2 | 1 | 6 |
| 3 | 1 | 7 |
| 4 | 1 | 8 |
| 5 | 1 | 9 |
| 6 | 1 | 10 |
| 7 | 1 | 11 |
+----+------------+-------------+
7 rows in set (0.00 sec)
```
MS Logs:
```
2025-07-29 04:50:08,060 DEBUG [c.c.n.a.AutoScaleManagerImpl]
(VmGroup-Monitor-1-1:ctx-d3e64a24) (logid:50a61812) Start monitoring on
AutoScale VmGroup
AutoScaleVmGroupVO[id=1|name=AutoScalingGroup01|loadBalancerId=1|profileId=1]
2025-07-29 04:50:08,065 DEBUG [c.c.n.a.AutoScaleManagerImpl]
(VmGroup-Monitor-1-1:ctx-d3e64a24) (logid:50a61812) There are currently 1
available VMs which is less than the minimum member of the AS group (2),
scaling up 1 VMs
2025-07-29 04:50:08,070 WARN [c.c.n.a.AutoScaleManagerImpl]
(VmGroup-Monitor-1-1:ctx-d3e64a24) (logid:50a61812) Number of Errored Instances
are greater than the threshold in this group for scaling up, so do nothing more
...
2025-07-29 04:50:13,074 DEBUG [c.c.n.a.AutoScaleManagerImpl]
(VmGroup-Monitor-1-1:ctx-f296c98c) (logid:97a906d8) Start monitoring on
AutoScale VmGroup
AutoScaleVmGroupVO[id=1|name=AutoScalingGroup01|loadBalancerId=1|profileId=1]
2025-07-29 04:50:13,079 DEBUG [c.c.n.a.AutoScaleManagerImpl]
(VmGroup-Monitor-1-1:ctx-f296c98c) (logid:97a906d8) There are currently 1
available VMs which is less than the minimum member of the AS group (2),
scaling up 1 VMs
2025-07-29 04:50:13,082 WARN [c.c.n.a.AutoScaleManagerImpl]
(VmGroup-Monitor-1-1:ctx-f296c98c) (logid:97a906d8) Number of Errored Instances
are greater than the threshold in this group for scaling up, so do nothing more
...
```
GUI/Screenshots:
<img width="1193" height="402" alt="01-AutoscaleInstances"
src="https://github.com/user-attachments/assets/ec12f4d5-dc2d-4e37-98f0-6978d18c7602";
/>
<img width="1200" height="443" alt="02-AutoscaleInstances"
src="https://github.com/user-attachments/assets/58c7162a-9218-4715-877e-cdd8a93df5ac";
/>
<img width="1222" height="329" alt="03-AutoscaleInstances"
src="https://github.com/user-attachments/assets/aa833281-db63-4b11-aa3a-0ccf75a6aa1a";
/>
<img width="1222" height="361" alt="04-AutoscaleInstances"
src="https://github.com/user-attachments/assets/df73ab84-100d-4736-afb7-fea6fe166379";
/>
<img width="1205" height="395" alt="05-AutoscaleInstances"
src="https://github.com/user-attachments/assets/61cc54cf-cf72-4aa3-a8e4-b04f60877710";
/>
<img width="1215" height="445" alt="06-AutoscaleInstances"
src="https://github.com/user-attachments/assets/0a9b4dda-c2ae-4c17-8078-55043f554244";
/>
<img width="1215" height="448" alt="07-AutoscaleInstances"
src="https://github.com/user-attachments/assets/76b248b3-8ccc-402f-8348-243550ee22f7";
/>
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