diff --git a/app/models/ci/build.rb b/app/models/ci/build.rb
index 4328f3f7a4b8a9b2d5af0eb1e5b00acc878a6e41..93bce1b672770dc4a780194393f5915ed6e006b6 100644
--- a/app/models/ci/build.rb
+++ b/app/models/ci/build.rb
@@ -39,7 +39,6 @@ class Build < Ci::Processable
     has_one :pending_state, class_name: 'Ci::BuildPendingState', inverse_of: :build
     has_one :queuing_entry, class_name: 'Ci::PendingBuild', foreign_key: :build_id
     has_one :runtime_metadata, class_name: 'Ci::RunningBuild', foreign_key: :build_id
-    has_many :trace_sections, class_name: 'Ci::BuildTraceSection'
     has_many :trace_chunks, class_name: 'Ci::BuildTraceChunk', foreign_key: :build_id, inverse_of: :build
     has_many :report_results, class_name: 'Ci::BuildReportResult', inverse_of: :build
 
@@ -648,12 +647,6 @@ def update_coverage
       update(coverage: coverage) if coverage.present?
     end
 
-    # rubocop: disable CodeReuse/ServiceClass
-    def parse_trace_sections!
-      ExtractSectionsFromBuildTraceService.new(project, user).execute(self)
-    end
-    # rubocop: enable CodeReuse/ServiceClass
-
     def trace
       Gitlab::Ci::Trace.new(self)
     end
diff --git a/app/models/ci/build_trace_section.rb b/app/models/ci/build_trace_section.rb
deleted file mode 100644
index 036f611a61c77af2373a0e9845d655b28848b29d..0000000000000000000000000000000000000000
--- a/app/models/ci/build_trace_section.rb
+++ /dev/null
@@ -1,17 +0,0 @@
-# frozen_string_literal: true
-
-module Ci
-  class BuildTraceSection < ApplicationRecord
-    extend SuppressCompositePrimaryKeyWarning
-    extend Gitlab::Ci::Model
-    include IgnorableColumns
-
-    belongs_to :build, class_name: 'Ci::Build'
-    belongs_to :project
-    belongs_to :section_name, class_name: 'Ci::BuildTraceSectionName'
-
-    validates :section_name, :build, :project, presence: true, allow_blank: false
-
-    ignore_column :build_id_convert_to_bigint, remove_with: '14.2', remove_after: '2021-08-22'
-  end
-end
diff --git a/app/models/ci/build_trace_section_name.rb b/app/models/ci/build_trace_section_name.rb
deleted file mode 100644
index c065cfea14ea41de5383d12f2bfed301854ad36a..0000000000000000000000000000000000000000
--- a/app/models/ci/build_trace_section_name.rb
+++ /dev/null
@@ -1,13 +0,0 @@
-# frozen_string_literal: true
-
-module Ci
-  class BuildTraceSectionName < ApplicationRecord
-    extend Gitlab::Ci::Model
-
-    belongs_to :project
-    has_many :trace_sections, class_name: 'Ci::BuildTraceSection', foreign_key: :section_name_id
-
-    validates :name, :project, presence: true, allow_blank: false
-    validates :name, uniqueness: { scope: :project_id }
-  end
-end
diff --git a/app/models/project.rb b/app/models/project.rb
index 6d99fa31c3d45ca3306119ec661b5608564ec612..afd8cdf8a205d5d5f9df183029f506d008c79a5a 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -318,7 +318,6 @@ def self.integration_association_name(name)
   # still using `dependent: :destroy` here.
   has_many :builds, class_name: 'Ci::Build', inverse_of: :project, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
   has_many :processables, class_name: 'Ci::Processable', inverse_of: :project
-  has_many :build_trace_section_names, class_name: 'Ci::BuildTraceSectionName'
   has_many :build_trace_chunks, class_name: 'Ci::BuildTraceChunk', through: :builds, source: :trace_chunks
   has_many :build_report_results, class_name: 'Ci::BuildReportResult', inverse_of: :project
   has_many :job_artifacts, class_name: 'Ci::JobArtifact'
diff --git a/app/services/ci/extract_sections_from_build_trace_service.rb b/app/services/ci/extract_sections_from_build_trace_service.rb
deleted file mode 100644
index c756e376901ec1b405ab0ced1366b655cb85f40b..0000000000000000000000000000000000000000
--- a/app/services/ci/extract_sections_from_build_trace_service.rb
+++ /dev/null
@@ -1,34 +0,0 @@
-# frozen_string_literal: true
-
-module Ci
-  class ExtractSectionsFromBuildTraceService < BaseService
-    def execute(build)
-      return false unless build.trace_sections.empty?
-
-      Gitlab::Database.bulk_insert(BuildTraceSection.table_name, extract_sections(build)) # rubocop:disable Gitlab/BulkInsert
-      true
-    end
-
-    private
-
-    # rubocop: disable CodeReuse/ActiveRecord
-    def find_or_create_name(name)
-      project.build_trace_section_names.find_or_create_by!(name: name)
-    rescue ActiveRecord::RecordInvalid
-      project.build_trace_section_names.find_by!(name: name)
-    end
-    # rubocop: enable CodeReuse/ActiveRecord
-
-    def extract_sections(build)
-      build.trace.extract_sections.map do |attr|
-        name = attr.delete(:name)
-        name_record = find_or_create_name(name)
-
-        attr.merge(
-          build_id: build.id,
-          project_id: project.id,
-          section_name_id: name_record.id)
-      end
-    end
-  end
-end
diff --git a/app/workers/ci/build_finished_worker.rb b/app/workers/ci/build_finished_worker.rb
index 1d6e3b1fa3cc94f3a7661df5dac4e00e9659d399..d294e92dbc1e7af427000757f813095c5c330392 100644
--- a/app/workers/ci/build_finished_worker.rb
+++ b/app/workers/ci/build_finished_worker.rb
@@ -31,7 +31,6 @@ def perform(build_id)
     # @param [Ci::Build] build The build to process.
     def process_build(build)
       # We execute these in sync to reduce IO.
-      build.parse_trace_sections!
       build.update_coverage
       Ci::BuildReportResultService.new.execute(build)
 
diff --git a/rubocop/rubocop-usage-data.yml b/rubocop/rubocop-usage-data.yml
index 2da7b056c2e62d3c7b9e45b9923f906cbc2c6952..c79a5a8ed7f29d76da7d523acc165086467dd72b 100644
--- a/rubocop/rubocop-usage-data.yml
+++ b/rubocop/rubocop-usage-data.yml
@@ -46,7 +46,6 @@ UsageData/HistogramWithLargeTable:
     - 'ee/lib/ee/gitlab/usage_data.rb'
   HighTrafficModels: &high_traffic_models # models for all high traffic tables in Migration/UpdateLargeTable
     - 'AuditEvent'
-    - 'Ci::BuildTraceSection'
     - 'CommitStatus'
     - 'Ci::Processable'
     - 'Ci::Bridge'
diff --git a/spec/factories/ci/build_trace_section_names.rb b/spec/factories/ci/build_trace_section_names.rb
deleted file mode 100644
index b9b66b4931725e151d14aea93d246f6f0155d42f..0000000000000000000000000000000000000000
--- a/spec/factories/ci/build_trace_section_names.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-# frozen_string_literal: true
-
-FactoryBot.define do
-  factory :ci_build_trace_section_name, class: 'Ci::BuildTraceSectionName' do
-    sequence(:name) { |n| "section_#{n}" }
-    project factory: :project
-  end
-end
diff --git a/spec/lib/gitlab/import_export/all_models.yml b/spec/lib/gitlab/import_export/all_models.yml
index 78805cea66a9196eff4e6439c6c54caae01f5b1e..f3ebb24022813a7bd3a1fcb7a7215d5c1ecd493f 100644
--- a/spec/lib/gitlab/import_export/all_models.yml
+++ b/spec/lib/gitlab/import_export/all_models.yml
@@ -461,7 +461,6 @@ project:
 - file_uploads
 - import_state
 - members_and_requesters
-- build_trace_section_names
 - build_trace_chunks
 - job_artifacts
 - root_of_fork_network
diff --git a/spec/models/ci/build_spec.rb b/spec/models/ci/build_spec.rb
index 0c344270e0bee8414e0d27b148ce2018ae372e13..972b4743591ef78bc2eee6b1e2245aad13356691 100644
--- a/spec/models/ci/build_spec.rb
+++ b/spec/models/ci/build_spec.rb
@@ -20,7 +20,6 @@
   it { is_expected.to belong_to(:trigger_request) }
   it { is_expected.to belong_to(:erased_by) }
 
-  it { is_expected.to have_many(:trace_sections) }
   it { is_expected.to have_many(:needs) }
   it { is_expected.to have_many(:sourced_pipelines) }
   it { is_expected.to have_many(:job_variables) }
@@ -1105,17 +1104,6 @@
     end
   end
 
-  describe '#parse_trace_sections!' do
-    it 'calls ExtractSectionsFromBuildTraceService' do
-      expect(Ci::ExtractSectionsFromBuildTraceService)
-          .to receive(:new).with(project, build.user).once.and_call_original
-      expect_any_instance_of(Ci::ExtractSectionsFromBuildTraceService)
-        .to receive(:execute).with(build).once
-
-      build.parse_trace_sections!
-    end
-  end
-
   describe '#trace' do
     subject { build.trace }
 
diff --git a/spec/models/ci/build_trace_section_name_spec.rb b/spec/models/ci/build_trace_section_name_spec.rb
deleted file mode 100644
index b220e67d48eaafff9e4001deff2448e19de51a36..0000000000000000000000000000000000000000
--- a/spec/models/ci/build_trace_section_name_spec.rb
+++ /dev/null
@@ -1,14 +0,0 @@
-# frozen_string_literal: true
-
-require 'spec_helper'
-
-RSpec.describe Ci::BuildTraceSectionName, model: true do
-  subject { build(:ci_build_trace_section_name) }
-
-  it { is_expected.to belong_to(:project) }
-  it { is_expected.to have_many(:trace_sections)}
-
-  it { is_expected.to validate_presence_of(:project) }
-  it { is_expected.to validate_presence_of(:name) }
-  it { is_expected.to validate_uniqueness_of(:name).scoped_to(:project_id) }
-end
diff --git a/spec/models/ci/build_trace_section_spec.rb b/spec/models/ci/build_trace_section_spec.rb
deleted file mode 100644
index 640bd202b3ae647bd0b485272d66c0bd6e889bdf..0000000000000000000000000000000000000000
--- a/spec/models/ci/build_trace_section_spec.rb
+++ /dev/null
@@ -1,13 +0,0 @@
-# frozen_string_literal: true
-
-require 'spec_helper'
-
-RSpec.describe Ci::BuildTraceSection, model: true do
-  it { is_expected.to belong_to(:build)}
-  it { is_expected.to belong_to(:project)}
-  it { is_expected.to belong_to(:section_name)}
-
-  it { is_expected.to validate_presence_of(:section_name) }
-  it { is_expected.to validate_presence_of(:build) }
-  it { is_expected.to validate_presence_of(:project) }
-end
diff --git a/spec/models/project_spec.rb b/spec/models/project_spec.rb
index efa269cdb5c83d984cda485a1bdcfbafccd33283..1ae0ec2c1f423a0c4f166d9ec845255ad68faf5e 100644
--- a/spec/models/project_spec.rb
+++ b/spec/models/project_spec.rb
@@ -86,7 +86,6 @@
     it { is_expected.to have_many(:ci_pipelines) }
     it { is_expected.to have_many(:ci_refs) }
     it { is_expected.to have_many(:builds) }
-    it { is_expected.to have_many(:build_trace_section_names)}
     it { is_expected.to have_many(:build_report_results) }
     it { is_expected.to have_many(:runner_projects) }
     it { is_expected.to have_many(:runners) }
diff --git a/spec/rubocop/cop/migration/create_table_with_foreign_keys_spec.rb b/spec/rubocop/cop/migration/create_table_with_foreign_keys_spec.rb
index 7bcaf36b0148c85052a032fc0a714e427e996ab8..6a8df2b507d4f88bc8438445e8b48616042795a0 100644
--- a/spec/rubocop/cop/migration/create_table_with_foreign_keys_spec.rb
+++ b/spec/rubocop/cop/migration/create_table_with_foreign_keys_spec.rb
@@ -116,7 +116,6 @@ def up
         shared_context 'when there is a target to a high traffic table' do |dsl_method|
           %w[
             audit_events
-            ci_build_trace_sections
             ci_builds
             ci_builds_metadata
             ci_job_artifacts
diff --git a/spec/services/ci/extract_sections_from_build_trace_service_spec.rb b/spec/services/ci/extract_sections_from_build_trace_service_spec.rb
deleted file mode 100644
index c6ffcdcc6a8aacbde0da3b3ba9a363b427d2dcfb..0000000000000000000000000000000000000000
--- a/spec/services/ci/extract_sections_from_build_trace_service_spec.rb
+++ /dev/null
@@ -1,57 +0,0 @@
-# frozen_string_literal: true
-
-require 'spec_helper'
-
-RSpec.describe Ci::ExtractSectionsFromBuildTraceService, '#execute' do
-  let(:user) { create(:user) }
-  let(:project) { create(:project) }
-  let(:build) { create(:ci_build, project: project) }
-
-  subject { described_class.new(project, user) }
-
-  shared_examples 'build trace has sections markers' do
-    before do
-      build.trace.set(File.read(expand_fixture_path('trace/trace_with_sections')))
-    end
-
-    it 'saves the correct extracted sections' do
-      expect(build.trace_sections).to be_empty
-      expect(subject.execute(build)).to be(true)
-      expect(build.trace_sections).not_to be_empty
-    end
-
-    it "fails if trace_sections isn't empty" do
-      expect(subject.execute(build)).to be(true)
-      expect(build.trace_sections).not_to be_empty
-
-      expect(subject.execute(build)).to be(false)
-      expect(build.trace_sections).not_to be_empty
-    end
-  end
-
-  shared_examples 'build trace has no sections markers' do
-    before do
-      build.trace.set('no markerts')
-    end
-
-    it 'extracts no sections' do
-      expect(build.trace_sections).to be_empty
-      expect(subject.execute(build)).to be(true)
-      expect(build.trace_sections).to be_empty
-    end
-  end
-
-  context 'when the build has no user' do
-    it_behaves_like 'build trace has sections markers'
-    it_behaves_like 'build trace has no sections markers'
-  end
-
-  context 'when the build has a valid user' do
-    before do
-      build.user = user
-    end
-
-    it_behaves_like 'build trace has sections markers'
-    it_behaves_like 'build trace has no sections markers'
-  end
-end
diff --git a/spec/workers/build_finished_worker_spec.rb b/spec/workers/build_finished_worker_spec.rb
index 6b7162ee886dd9a1cac446e3c3e54344f5415dd5..4e34d2348d6dc74d964e77052d83340f2b38dc4f 100644
--- a/spec/workers/build_finished_worker_spec.rb
+++ b/spec/workers/build_finished_worker_spec.rb
@@ -15,7 +15,6 @@
       end
 
       it 'calculates coverage and calls hooks', :aggregate_failures do
-        expect(build).to receive(:parse_trace_sections!).ordered
         expect(build).to receive(:update_coverage).ordered
 
         expect_next_instance_of(Ci::BuildReportResultService) do |build_report_result_service|
diff --git a/spec/workers/ci/build_finished_worker_spec.rb b/spec/workers/ci/build_finished_worker_spec.rb
index 374ecd8619f986ad7a188eeb27d48c30a0e28e03..9096b0d2ba9685733bd28eb7c87c9667d9d10776 100644
--- a/spec/workers/ci/build_finished_worker_spec.rb
+++ b/spec/workers/ci/build_finished_worker_spec.rb
@@ -15,7 +15,6 @@
       end
 
       it 'calculates coverage and calls hooks', :aggregate_failures do
-        expect(build).to receive(:parse_trace_sections!).ordered
         expect(build).to receive(:update_coverage).ordered
 
         expect_next_instance_of(Ci::BuildReportResultService) do |build_report_result_service|