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Add Prometheus Metrics

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at the first iteration, only the following metrics are collected:

  - HTTP metrics of each API endpoint
  - cache counter for request/hit/miss
  - histogram of storage actions, including:
    GetContent, PutContent, Stat, List, Move, and Delete

Signed-off-by: tifayuki <tifayuki@gmail.com>
This commit is contained in:
tifayuki 2017-11-16 16:43:38 -08:00
parent 3800056b88
commit e3c37a46e2
118 changed files with 17182 additions and 1550 deletions
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13
metrics/prometheus.go Normal file
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package metrics
import "github.com/docker/go-metrics"
const (
// NamespacePrefix is the namespace of prometheus metrics
NamespacePrefix = "registry"
)
var (
// StorageNamespace is the prometheus namespace of blob/cache related operations
StorageNamespace = metrics.NewNamespace(NamespacePrefix, "storage", nil)
)