diff --git a/doc/api/README.md b/doc/api/README.md
index 6042ef7637ce488882acccf7fd0986d535c49cbe..e3fc5a09f21240a8cc64f431bfdab2404f6ac33b 100644
--- a/doc/api/README.md
+++ b/doc/api/README.md
@@ -31,7 +31,6 @@ following locations:
 - [Services](services.md)
 - [Session](session.md)
 - [Settings](settings.md)
-- [Sidekiq Metrics](sidekiq_metrics.md)
 - [System Hooks](system_hooks.md)
 - [Tags](tags.md)
 - [Users](users.md)
diff --git a/doc/api/sidekiq_metrics.md b/doc/api/sidekiq_metrics.md
deleted file mode 100644
index de627c1a969acd9d1cb641711753ef498f3ebe7b..0000000000000000000000000000000000000000
--- a/doc/api/sidekiq_metrics.md
+++ /dev/null
@@ -1,152 +0,0 @@
-# Sidekiq Metrics
-
->**Note:** This endpoint is only available on GitLab 8.9 and above.
-
-This API endpoint allows you to retrieve some information about the current state
-of Sidekiq, it's jobs, queues, and processes.
-
-## Get the current Queue Metrics
-
-List information about all the registered queues, their backlog and their
-latency.
-
-```
-GET /sidekiq/queue_metrics
-```
-
-```bash
-curl -H "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v3/sidekiq/queue_metrics
-```
-
-Example response:
-
-```json
-{
-  "queues": {
-    "default": {
-      "backlog": 0,
-      "latency": 0
-    }
-  }
-}
-```
-
-## Get the current Process Metrics
-
-List information about all the Sidekiq workers registered to process your queues.
-
-```
-GET /sidekiq/process_metrics
-```
-
-```bash
-curl -H "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v3/sidekiq/process_metrics
-```
-
-Example response:
-
-```json
-{
-  "processes": [
-    {
-      "hostname": "local.host",
-      "pid": 5649,
-      "tag": "gitlab",
-      "started_at": "2016-06-14T10:45:07.159-05:00",
-      "queues": [
-        "post_receive",
-        "mailers",
-        "archive_repo",
-        "system_hook",
-        "project_web_hook",
-        "gitlab_shell",
-        "incoming_email",
-        "runner",
-        "common",
-        "default"
-      ],
-      "labels": [],
-      "concurrency": 25,
-      "busy": 0
-    }
-  ]
-}
-```
-
-## Get the current Job Statistics
-
-List information about the jobs that Sidekiq has performed.
-
-```
-GET /sidekiq/job_stats
-```
-
-```bash
-curl -H "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v3/sidekiq/job_stats
-```
-
-Example response:
-
-```json
-{
-  "jobs": {
-    "processed": 2,
-    "failed": 0,
-    "enqueued": 0
-  }
-}
-```
-
-## Get a compound response of all the previously mentioned metrics
-
-List all the currently available information about Sidekiq.
-
-```
-GET /sidekiq/compound_metrics
-```
-
-```bash
-curl -H "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v3/sidekiq/compound_metrics
-```
-
-Example response:
-
-```json
-{
-  "queues": {
-    "default": {
-      "backlog": 0,
-      "latency": 0
-    }
-  },
-  "processes": [
-    {
-      "hostname": "local.host",
-      "pid": 5649,
-      "tag": "gitlab",
-      "started_at": "2016-06-14T10:45:07.159-05:00",
-      "queues": [
-        "post_receive",
-        "mailers",
-        "archive_repo",
-        "system_hook",
-        "project_web_hook",
-        "gitlab_shell",
-        "incoming_email",
-        "runner",
-        "common",
-        "default"
-      ],
-      "labels": [],
-      "concurrency": 25,
-      "busy": 0
-    }
-  ],
-  "jobs": {
-    "processed": 2,
-    "failed": 0,
-    "enqueued": 0
-  }
-}
-```
-
diff --git a/lib/api/api.rb b/lib/api/api.rb
index 51ddd0dbfc47ffe3837c9af1c42ce50c25ec81a0..6cd909f6115402dbde494b825bc8f98900d8b738 100644
--- a/lib/api/api.rb
+++ b/lib/api/api.rb
@@ -59,6 +59,5 @@ module API
     mount ::API::Licenses
     mount ::API::Subscriptions
     mount ::API::Gitignores
-    mount ::API::SidekiqMetrics
   end
 end
diff --git a/lib/api/sidekiq_metrics.rb b/lib/api/sidekiq_metrics.rb
deleted file mode 100644
index f99cdb7a948265a05cfc9afe3799e79dd372dc0c..0000000000000000000000000000000000000000
--- a/lib/api/sidekiq_metrics.rb
+++ /dev/null
@@ -1,90 +0,0 @@
-require 'sidekiq/api'
-
-module API
-  class SidekiqMetrics < Grape::API
-    before { authenticated_as_admin! }
-
-    helpers do
-      def queue_metrics
-        Sidekiq::Queue.all.each_with_object({}) do |queue, hash|
-          hash[queue.name] = {
-            backlog: queue.size,
-            latency: queue.latency.to_i
-          }
-        end
-      end
-
-      def process_metrics
-        Sidekiq::ProcessSet.new.map do |process|
-          {
-            hostname:    process['hostname'],
-            pid:         process['pid'],
-            tag:         process['tag'],
-            started_at:  Time.at(process['started_at']),
-            queues:      process['queues'],
-            labels:      process['labels'],
-            concurrency: process['concurrency'],
-            busy:        process['busy']
-          }
-        end
-      end
-
-      def job_stats
-        stats = Sidekiq::Stats.new
-        {
-          processed: stats.processed,
-          failed: stats.failed,
-          enqueued: stats.enqueued
-        }
-      end
-    end
-
-    # Get Sidekiq Queue metrics
-    #
-    # Parameters:
-    #   None
-    #
-    # Example:
-    #   GET /sidekiq/queue_metrics
-    #
-    get 'sidekiq/queue_metrics' do
-      { queues: queue_metrics }
-    end
-
-    # Get Sidekiq Process metrics
-    #
-    # Parameters:
-    #   None
-    #
-    # Example:
-    #   GET /sidekiq/process_metrics
-    #
-    get 'sidekiq/process_metrics' do
-      { processes: process_metrics }
-    end
-
-    # Get Sidekiq Job statistics
-    #
-    # Parameters:
-    #   None
-    #
-    # Example:
-    #   GET /sidekiq/job_stats
-    #
-    get 'sidekiq/job_stats' do
-      { jobs: job_stats }
-    end
-
-    # Get Sidekiq Compound metrics. Includes all previous metrics
-    #
-    # Parameters:
-    #   None
-    #
-    # Example:
-    #   GET /sidekiq/compound_metrics
-    #
-    get 'sidekiq/compound_metrics' do
-      { queues: queue_metrics, processes: process_metrics, jobs: job_stats }
-    end
-  end
-end
\ No newline at end of file
diff --git a/spec/requests/api/sidekiq_metrics_spec.rb b/spec/requests/api/sidekiq_metrics_spec.rb
deleted file mode 100644
index e65890167bb62308a9e0a0d1e1515a4c6b5b8876..0000000000000000000000000000000000000000
--- a/spec/requests/api/sidekiq_metrics_spec.rb
+++ /dev/null
@@ -1,40 +0,0 @@
-require 'spec_helper'
-
-describe API::SidekiqMetrics, api: true do
-  include ApiHelpers
-
-  let(:admin) { create(:user, :admin) }
-
-  describe 'GET sidekiq/*' do
-    it 'defines the `queue_metrics` endpoint' do
-      get api('/sidekiq/queue_metrics', admin)
-
-      expect(response.status).to eq(200)
-      expect(json_response).to be_a Hash
-    end
-
-    it 'defines the `process_metrics` endpoint' do
-      get api('/sidekiq/process_metrics', admin)
-
-      expect(response.status).to eq(200)
-      expect(json_response['processes']).to be_an Array
-    end
-
-    it 'defines the `job_stats` endpoint' do
-      get api('/sidekiq/job_stats', admin)
-
-      expect(response.status).to eq(200)
-      expect(json_response).to be_a Hash
-    end
-
-    it 'defines the `compound_metrics` endpoint' do
-      get api('/sidekiq/compound_metrics', admin)
-
-      expect(response.status).to eq(200)
-      expect(json_response).to be_a Hash
-      expect(json_response['queues']).to be_a Hash
-      expect(json_response['processes']).to be_an Array
-      expect(json_response['jobs']).to be_a Hash
-    end
-  end
-end
\ No newline at end of file