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AutoscalingPolicyCustomMetricUtilization (Compute Engine API alpha-rev20200526-1.30.9)
com.google.api.services.compute.model
Class AutoscalingPolicyCustomMetricUtilization
- java.lang.Object
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- java.util.AbstractMap<String,Object>
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- com.google.api.client.util.GenericData
-
- com.google.api.client.json.GenericJson
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- com.google.api.services.compute.model.AutoscalingPolicyCustomMetricUtilization
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public final class AutoscalingPolicyCustomMetricUtilization
extends GenericJson
Custom utilization metric policy.
This is the Java data model class that specifies how to parse/serialize into the JSON that is
transmitted over HTTP when working with the Compute Engine API. For a detailed explanation see:
https://developers.google.com/api-client-library/java/google-http-java-client/json
- Author:
- Google, Inc.
-
-
Nested Class Summary
-
Nested classes/interfaces inherited from class com.google.api.client.util.GenericData
GenericData.Flags
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Nested classes/interfaces inherited from class java.util.AbstractMap
AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>
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Constructor Summary
Constructors
Constructor and Description
AutoscalingPolicyCustomMetricUtilization()
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Method Summary
All Methods Instance Methods Concrete Methods
Modifier and Type
Method and Description
AutoscalingPolicyCustomMetricUtilization
clone()
String
getFilter()
A filter string, compatible with a Stackdriver Monitoring filter string for TimeSeries.list API
call.
String
getMetric()
The identifier (type) of the Stackdriver Monitoring metric.
Double
getSingleInstanceAssignment()
If scaling is based on a per-group metric value that represents the total amount of work to be
done or resource usage, set this value to an amount assigned for a single instance of the
scaled group.
Double
getUtilizationTarget()
The target value of the metric that autoscaler should maintain.
String
getUtilizationTargetType()
Defines how target utilization value is expressed for a Stackdriver Monitoring metric.
AutoscalingPolicyCustomMetricUtilization
set(String fieldName,
Object value)
AutoscalingPolicyCustomMetricUtilization
setFilter(String filter)
A filter string, compatible with a Stackdriver Monitoring filter string for TimeSeries.list API
call.
AutoscalingPolicyCustomMetricUtilization
setMetric(String metric)
The identifier (type) of the Stackdriver Monitoring metric.
AutoscalingPolicyCustomMetricUtilization
setSingleInstanceAssignment(Double singleInstanceAssignment)
If scaling is based on a per-group metric value that represents the total amount of work to be
done or resource usage, set this value to an amount assigned for a single instance of the
scaled group.
AutoscalingPolicyCustomMetricUtilization
setUtilizationTarget(Double utilizationTarget)
The target value of the metric that autoscaler should maintain.
AutoscalingPolicyCustomMetricUtilization
setUtilizationTargetType(String utilizationTargetType)
Defines how target utilization value is expressed for a Stackdriver Monitoring metric.
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Methods inherited from class com.google.api.client.json.GenericJson
getFactory, setFactory, toPrettyString, toString
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Methods inherited from class com.google.api.client.util.GenericData
entrySet, equals, get, getClassInfo, getUnknownKeys, hashCode, put, putAll, remove, setUnknownKeys
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Methods inherited from class java.util.AbstractMap
clear, containsKey, containsValue, isEmpty, keySet, size, values
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Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface java.util.Map
compute, computeIfAbsent, computeIfPresent, forEach, getOrDefault, merge, putIfAbsent, remove, replace, replace, replaceAll
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Constructor Detail
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AutoscalingPolicyCustomMetricUtilization
public AutoscalingPolicyCustomMetricUtilization()
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Method Detail
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getFilter
public String getFilter()
A filter string, compatible with a Stackdriver Monitoring filter string for TimeSeries.list API
call. This filter is used to select a specific TimeSeries for the purpose of autoscaling and to
determine whether the metric is exporting per-instance or per-group data.
For the filter to be valid for autoscaling purposes, the following rules apply: - You can
only use the AND operator for joining selectors. - You can only use direct equality comparison
operator (=) without any functions for each selector. - You can specify the metric in both the
filter string and in the metric field. However, if specified in both places, the metric must be
identical. - The monitored resource type determines what kind of values are expected for the
metric. If it is a gce_instance, the autoscaler expects the metric to include a separate
TimeSeries for each instance in a group. In such a case, you cannot filter on resource labels.
If the resource type is any other value, the autoscaler expects this metric to contain values
that apply to the entire autoscaled instance group and resource label filtering can be
performed to point autoscaler at the correct TimeSeries to scale upon. This is called a per-
group metric for the purpose of autoscaling.
If not specified, the type defaults to gce_instance.
You should provide a filter that is selective enough to pick just one TimeSeries for the
autoscaled group or for each of the instances (if you are using gce_instance resource type). If
multiple TimeSeries are returned upon the query execution, the autoscaler will sum their
respective values to obtain its scaling value.
- Returns:
- value or
null
for none
-
setFilter
public AutoscalingPolicyCustomMetricUtilization setFilter(String filter)
A filter string, compatible with a Stackdriver Monitoring filter string for TimeSeries.list API
call. This filter is used to select a specific TimeSeries for the purpose of autoscaling and to
determine whether the metric is exporting per-instance or per-group data.
For the filter to be valid for autoscaling purposes, the following rules apply: - You can
only use the AND operator for joining selectors. - You can only use direct equality comparison
operator (=) without any functions for each selector. - You can specify the metric in both the
filter string and in the metric field. However, if specified in both places, the metric must be
identical. - The monitored resource type determines what kind of values are expected for the
metric. If it is a gce_instance, the autoscaler expects the metric to include a separate
TimeSeries for each instance in a group. In such a case, you cannot filter on resource labels.
If the resource type is any other value, the autoscaler expects this metric to contain values
that apply to the entire autoscaled instance group and resource label filtering can be
performed to point autoscaler at the correct TimeSeries to scale upon. This is called a per-
group metric for the purpose of autoscaling.
If not specified, the type defaults to gce_instance.
You should provide a filter that is selective enough to pick just one TimeSeries for the
autoscaled group or for each of the instances (if you are using gce_instance resource type). If
multiple TimeSeries are returned upon the query execution, the autoscaler will sum their
respective values to obtain its scaling value.
- Parameters:
filter
- filter or null
for none
-
getMetric
public String getMetric()
The identifier (type) of the Stackdriver Monitoring metric. The metric cannot have negative
values.
The metric must have a value type of INT64 or DOUBLE.
- Returns:
- value or
null
for none
-
setMetric
public AutoscalingPolicyCustomMetricUtilization setMetric(String metric)
The identifier (type) of the Stackdriver Monitoring metric. The metric cannot have negative
values.
The metric must have a value type of INT64 or DOUBLE.
- Parameters:
metric
- metric or null
for none
-
getSingleInstanceAssignment
public Double getSingleInstanceAssignment()
If scaling is based on a per-group metric value that represents the total amount of work to be
done or resource usage, set this value to an amount assigned for a single instance of the
scaled group. Autoscaler will keep the number of instances proportional to the value of this
metric, the metric itself should not change value due to group resizing.
A good metric to use with the target is for example
pubsub.googleapis.com/subscription/num_undelivered_messages or a custom metric exporting the
total number of requests coming to your instances.
A bad example would be a metric exporting an average or median latency, since this value can't
include a chunk assignable to a single instance, it could be better used with
utilization_target instead.
- Returns:
- value or
null
for none
-
setSingleInstanceAssignment
public AutoscalingPolicyCustomMetricUtilization setSingleInstanceAssignment(Double singleInstanceAssignment)
If scaling is based on a per-group metric value that represents the total amount of work to be
done or resource usage, set this value to an amount assigned for a single instance of the
scaled group. Autoscaler will keep the number of instances proportional to the value of this
metric, the metric itself should not change value due to group resizing.
A good metric to use with the target is for example
pubsub.googleapis.com/subscription/num_undelivered_messages or a custom metric exporting the
total number of requests coming to your instances.
A bad example would be a metric exporting an average or median latency, since this value can't
include a chunk assignable to a single instance, it could be better used with
utilization_target instead.
- Parameters:
singleInstanceAssignment
- singleInstanceAssignment or null
for none
-
getUtilizationTarget
public Double getUtilizationTarget()
The target value of the metric that autoscaler should maintain. This must be a positive value.
A utilization metric scales number of virtual machines handling requests to increase or
decrease proportionally to the metric.
For example, a good metric to use as a utilization_target is
compute.googleapis.com/instance/network/received_bytes_count. The autoscaler will work to keep
this value constant for each of the instances.
- Returns:
- value or
null
for none
-
setUtilizationTarget
public AutoscalingPolicyCustomMetricUtilization setUtilizationTarget(Double utilizationTarget)
The target value of the metric that autoscaler should maintain. This must be a positive value.
A utilization metric scales number of virtual machines handling requests to increase or
decrease proportionally to the metric.
For example, a good metric to use as a utilization_target is
compute.googleapis.com/instance/network/received_bytes_count. The autoscaler will work to keep
this value constant for each of the instances.
- Parameters:
utilizationTarget
- utilizationTarget or null
for none
-
getUtilizationTargetType
public String getUtilizationTargetType()
Defines how target utilization value is expressed for a Stackdriver Monitoring metric. Either
GAUGE, DELTA_PER_SECOND, or DELTA_PER_MINUTE.
- Returns:
- value or
null
for none
-
setUtilizationTargetType
public AutoscalingPolicyCustomMetricUtilization setUtilizationTargetType(String utilizationTargetType)
Defines how target utilization value is expressed for a Stackdriver Monitoring metric. Either
GAUGE, DELTA_PER_SECOND, or DELTA_PER_MINUTE.
- Parameters:
utilizationTargetType
- utilizationTargetType or null
for none
-
set
public AutoscalingPolicyCustomMetricUtilization set(String fieldName,
Object value)
- Overrides:
set
in class GenericJson
-
clone
public AutoscalingPolicyCustomMetricUtilization clone()
- Overrides:
clone
in class GenericJson
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