go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/gce/appengine/backend/internal/metrics/times.go (about)

     1  // Copyright 2019 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package metrics
    16  
    17  import (
    18  	"context"
    19  
    20  	"go.chromium.org/luci/common/tsmon/distribution"
    21  	"go.chromium.org/luci/common/tsmon/field"
    22  	"go.chromium.org/luci/common/tsmon/metric"
    23  	"go.chromium.org/luci/common/tsmon/types"
    24  )
    25  
    26  var (
    27  	creationTime = metric.NewCumulativeDistribution(
    28  		"gce/instances/times/creation",
    29  		"Time between GCE Provider configuring an instance and GCE reporting it as created.",
    30  		&types.MetricMetadata{Units: types.Seconds},
    31  		distribution.GeometricBucketer(1.1, 100),
    32  		field.String("prefix"),
    33  		field.String("project"),
    34  		field.String("zone"),
    35  	)
    36  
    37  	connectionTime = metric.NewCumulativeDistribution(
    38  		"gce/instances/times/connection",
    39  		"Time between GCE reporting an instance as created and Swarming reporting it as connected.",
    40  		&types.MetricMetadata{Units: types.Seconds},
    41  		distribution.GeometricBucketer(1.1, 100),
    42  		field.String("prefix"),
    43  		field.String("project"),
    44  		field.String("server"),
    45  		field.String("zone"),
    46  	)
    47  )
    48  
    49  // ReportCreationTime sets GCE instance creation time metric.
    50  func ReportCreationTime(c context.Context, secs float64, prefix, project, zone string) {
    51  	creationTime.Add(c, secs, prefix, project, zone)
    52  }
    53  
    54  // ReportConnectionTime sets GCE instance creation time metric.
    55  func ReportConnectionTime(c context.Context, secs float64, prefix, project, server, zone string) {
    56  	connectionTime.Add(c, secs, prefix, project, server, zone)
    57  }