github.com/extrame/fabric-ca@v2.0.0-alpha+incompatible/lib/server/db/metrics.go (about)

     1  /*
     2  Copyright IBM Corp. All Rights Reserved.
     3  
     4  SPDX-License-Identifier: Apache-2.0
     5  */
     6  
     7  package db
     8  
     9  import "github.com/hyperledger/fabric/common/metrics"
    10  
    11  var (
    12  	// APICounterOpts define the counter opts for database APIs
    13  	APICounterOpts = metrics.CounterOpts{
    14  		Namespace:    "db_api_request",
    15  		Subsystem:    "",
    16  		Name:         "count",
    17  		Help:         "Number of requests made to a database API",
    18  		LabelNames:   []string{"ca_name", "func_name", "dbapi_name"},
    19  		StatsdFormat: "%{#fqname}.%{ca_name}.%{func_name}.%{dbapi_name}",
    20  	}
    21  
    22  	// APIDurationOpts define the duration opts for database APIs
    23  	APIDurationOpts = metrics.HistogramOpts{
    24  		Namespace:    "db_api_request",
    25  		Subsystem:    "",
    26  		Name:         "duration",
    27  		Help:         "Time taken in seconds for the request to a database API to be completed",
    28  		LabelNames:   []string{"ca_name", "func_name", "dbapi_name"},
    29  		StatsdFormat: "%{#fqname}.%{ca_name}.%{func_name}.%{dbapi_name}",
    30  	}
    31  )
    32  
    33  // Metrics is the set of meters for the database
    34  type Metrics struct {
    35  	// APICounter keeps track of number of times a database API is called
    36  	APICounter metrics.Counter
    37  	// APIDuration keeps track of time taken for request to complete to a database API
    38  	APIDuration metrics.Histogram
    39  }