pub struct AutoscalingPolicyCustomMetricUtilization {
    pub filter: Option<String>,
    pub metric: Option<String>,
    pub single_instance_assignment: Option<f64>,
    pub utilization_target: Option<f64>,
    pub utilization_target_type: Option<String>,
}
Expand description

Custom utilization metric policy.

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§filter: Option<String>

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. Try to 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.

§metric: Option<String>

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.

§single_instance_assignment: Option<f64>

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 keeps the number of instances proportional to the value of this metric. The metric itself does 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.

§utilization_target: Option<f64>

The target value of the metric that autoscaler maintains. 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 https://www.googleapis.com/compute/v1/instance/network/received_bytes_count. The autoscaler works to keep this value constant for each of the instances.

§utilization_target_type: Option<String>

Defines how target utilization value is expressed for a Stackdriver Monitoring metric. Either GAUGE, DELTA_PER_SECOND, or DELTA_PER_MINUTE. Check the UtilizationTargetType enum for the list of possible values.

Implementations§

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impl AutoscalingPolicyCustomMetricUtilization

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pub fn utilization_target(&self) -> f64

Returns the value of utilization_target, or the default value if utilization_target is unset.

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pub fn filter(&self) -> &str

Returns the value of filter, or the default value if filter is unset.

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pub fn utilization_target_type(&self) -> &str

Returns the value of utilization_target_type, or the default value if utilization_target_type is unset.

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pub fn single_instance_assignment(&self) -> f64

Returns the value of single_instance_assignment, or the default value if single_instance_assignment is unset.

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pub fn metric(&self) -> &str

Returns the value of metric, or the default value if metric is unset.

Trait Implementations§

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impl Clone for AutoscalingPolicyCustomMetricUtilization

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fn clone(&self) -> AutoscalingPolicyCustomMetricUtilization

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for AutoscalingPolicyCustomMetricUtilization

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for AutoscalingPolicyCustomMetricUtilization

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Message for AutoscalingPolicyCustomMetricUtilization

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fn encoded_len(&self) -> usize

Returns the encoded length of the message without a length delimiter.
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fn clear(&mut self)

Clears the message, resetting all fields to their default.
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fn encode(&self, buf: &mut impl BufMut) -> Result<(), EncodeError>
where Self: Sized,

Encodes the message to a buffer. Read more
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fn encode_to_vec(&self) -> Vec<u8>
where Self: Sized,

Encodes the message to a newly allocated buffer.
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fn encode_length_delimited( &self, buf: &mut impl BufMut, ) -> Result<(), EncodeError>
where Self: Sized,

Encodes the message with a length-delimiter to a buffer. Read more
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fn encode_length_delimited_to_vec(&self) -> Vec<u8>
where Self: Sized,

Encodes the message with a length-delimiter to a newly allocated buffer.
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fn decode(buf: impl Buf) -> Result<Self, DecodeError>
where Self: Default,

Decodes an instance of the message from a buffer. Read more
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fn decode_length_delimited(buf: impl Buf) -> Result<Self, DecodeError>
where Self: Default,

Decodes a length-delimited instance of the message from the buffer.
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fn merge(&mut self, buf: impl Buf) -> Result<(), DecodeError>
where Self: Sized,

Decodes an instance of the message from a buffer, and merges it into self. Read more
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fn merge_length_delimited(&mut self, buf: impl Buf) -> Result<(), DecodeError>
where Self: Sized,

Decodes a length-delimited instance of the message from buffer, and merges it into self.
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impl PartialEq for AutoscalingPolicyCustomMetricUtilization

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fn eq(&self, other: &AutoscalingPolicyCustomMetricUtilization) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for AutoscalingPolicyCustomMetricUtilization

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