Open Stack

Sorry, I forgot to tell you the version, it's havana 2013.2.2


2014-03-13 19:26 GMT+08:00 Eoghan Glynn <eglynn at redhat.com>:

>
> What version of Heat are you using?
>
> The repeat_actions attribute on the alarms was needed to set
> explicitly True in Havana (whereas this is now the default).
>
> This continuous notification is needed for the Heat autoscaling
> logic to kick in successfully.
>
> So if using Havana, please add this setting to CPUAlarmHigh
> & CPUAlarmLow.
>
> Cheers,
> Eoghan
>
>
> ----- Original Message -----
> > Hello Jay,
> > Thanks, here is my template:
> >
> > {
> > "AWSTemplateFormatVersion" : "2014-03-06",
> >
> > "Parameters" : {
> > "InstanceType" : {
> > "Description" : "WebServer EC2 instance type",
> > "Type" : "String",
> > "Default" : "m1.small",
> > "ConstraintDescription" : "must be a valid EC2 instance type."
> > },
> > "WebServerPort" : {
> > "Description" : "TCP/IP port of the web server",
> > "Type" : "String",
> > "Default" : "8888"
> > },
> > "KeyName" : {
> > "Description" : "Name of an existing EC2 KeyPair to enable SSH access to
> the
> > instances",
> > "Type" : "String",
> > "Default" : "damonkey"
> > }
> > },
> >
> > "Resources" : {
> > "WebServerGroup" : {
> > "Type" : "AWS::AutoScaling::AutoScalingGroup",
> > "Properties" : {
> > "AvailabilityZones" : { "Fn::GetAZs" : "" },
> > "LaunchConfigurationName" : { "Ref" : "LaunchConfig" },
> > "MinSize" : "1",
> > "MaxSize" : "3"
> > }
> > },
> > "ScaleUpPolicy": {
> > "Type": "AWS::AutoScaling::ScalingPolicy",
> > "Properties": {
> > "AdjustmentType": "ChangeInCapacity",
> > "AutoScalingGroupName": "WebServerGroup",
> > "Cooldown": "60",
> > "ScalingAdjustment": "1"
> > }
> > },
> > "ScaleDownPolicy": {
> > "Type": "AWS::AutoScaling::ScalingPolicy",
> > "Properties": {
> > "AdjustmentType": "ChangeInCapacity",
> > "AutoScalingGroupName": "WebServerGroup",
> > "Cooldown": "60",
> > "ScalingAdjustment": "-1"
> > }
> > },
> > "CPUAlarmHigh": {
> > "Type": "OS::Ceilometer::Alarm",
> > "Properties": {
> > "description": "Scale-up if CPU is greater than 90% for 10 seconds",
> > "meter_name": "cpu_util",
> > "statistic": "avg",
> > "period": "10",
> > "evaluation_periods": "1",
> > "threshold": "90",
> > "alarm_actions": [ {"Fn::GetAtt": ["ScaleUpPolicy", "AlarmUrl"]} ],
> > "matching_metadata": {"metadata.user_metadata.server_group":
> "WebServerGroup"
> > },
> > "comparison_operator": "gt"
> > }
> > },
> > "CPUAlarmLow": {
> > "Type": "OS::Ceilometer::Alarm",
> > "Properties": {
> > "description": "Scale-down if CPU is less than 50% for 10 seconds",
> > "meter_name": "cpu_util",
> > "statistic": "avg",
> > "period": "10",
> > "evaluation_periods": "1",
> > "threshold": "50",
> > "alarm_actions": [ {"Fn::GetAtt": ["ScaleDownPolicy", "AlarmUrl"]} ],
> > "matching_metadata": {"metadata.user_metadata.server_group":
> "WebServerGroup"
> > },
> > "comparison_operator": "lt"
> > }
> > },
> > "LaunchConfig" : {
> > "Type" : "AWS::AutoScaling::LaunchConfiguration",
> > "Properties" : {
> > "KeyName" : { "Ref" : "KeyName" },
> > "ImageId" : "CirrOS 0.3.1",
> > "UserData" : { "Fn::Base64" : { "Ref" : "WebServerPort" }},
> > "SecurityGroups" : [ "default" ],
> > "InstanceType" : { "Ref" : "InstanceType" }
> > }
> > }
> > }
> >
> > }
> >
> >
> > 2014-03-13 13:29 GMT+08:00 Micheal < pannov.tsth at gmail.com > :
> >
> >
> >
> > Does Heat support auto-scaling in Havana ? The cloudwatch seems to be
> > deprecated, and the new mechanism with ceilometer seems not working
> either.
> > I can create stack successfully, but the stack with
> > AWS::AutoScaling::AutoScalingGroup can not auto-scaling as expected.
> > All replies appreciated, thanks!
> >
> >
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>
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