diff --git a/.github/workflows/test-unreleased.yml b/.github/workflows/test-unreleased.yml
index 3e6f0a950..3951694fd 100644
--- a/.github/workflows/test-unreleased.yml
+++ b/.github/workflows/test-unreleased.yml
@@ -14,50 +14,34 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        opensearch_ref: [ '1.x', '2.x', '2.0', 'main' ]
-        ruby_version: 3.1
+        entry:
+          - { opensearch_ref: '1.x' }
+          - { opensearch_ref: '2.x' }
+          - { opensearch_ref: '2.0' }
+          - { opensearch_ref: 'main' }
     steps:
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: ${{ matrix.ruby_version }}
+          ruby-version: 3.1
 
       - name: Checkout OpenSearch
-        uses: actions/checkout@v3
+        uses: actions/checkout@v2
         with:
           repository: opensearch-project/OpenSearch
-          ref: ${{ matrix.opensearch_ref }}
+          ref: ${{ matrix.entry.opensearch_ref }}
           path: opensearch
 
-      - name: Get OpenSearch branch top
-        id: get-key
-        working-directory: opensearch
-        run: echo key=`git log -1 --format='%H'` >> $GITHUB_OUTPUT
-
-      - name: Restore cached build
-        id: cache-restore
-        uses: actions/cache/restore@v3
-        with:
-          path: opensearch/distribution/archives/linux-tar/build/distributions
-          key: ${{ steps.get-key.outputs.key }}
-
       - name: Assemble OpenSearch
-        if: steps.cache-restore.outputs.cache-hit != 'true'
-        working-directory: opensearch
-        run: ./gradlew :distribution:archives:linux-tar:assemble
-
-      - name: Save cached build
-        if: steps.cache-restore.outputs.cache-hit != 'true'
-        uses: actions/cache/save@v3
-        with:
-          path: opensearch/distribution/archives/linux-tar/build/distributions
-          key: ${{ steps.get-key.outputs.key }}
+        run: |
+          cd opensearch
+          ./gradlew assemble
 
-      - name: Run OpenSearch
-        working-directory: opensearch/distribution/archives/linux-tar/build/distributions
+        # This step runs the docker image generated during gradle assemble in OpenSearch. It is tagged as opensearch:test.
+        # Reference: https://github.com/opensearch-project/OpenSearch/blob/2.0/distribution/docker/build.gradle#L190
+      - name: Run Docker Image
         run: |
-          tar xf opensearch-min-*
-          ./opensearch-*/bin/opensearch &
-          for attempt in {1..20}; do sleep 5; if curl -s localhost:9200; then echo '=====> ready'; break; fi; echo '=====> waiting...'; done
+          docker run -p 9200:9200 -p 9600:9600 -d -e "discovery.type=single-node" -e "bootstrap.memory_lock=true" opensearch:test
+          sleep 90
 
       - name: Checkout Ruby Client
         uses: actions/checkout@v2
@@ -80,10 +64,3 @@ jobs:
         run: cd opensearch-dsl && bundle exec rake test:all
       - name: opensearch-aws-sigv4
         run: cd opensearch-aws-sigv4 && bundle exec rake test:all
-
-      - name: Save server logs
-        if: failure()
-        uses: actions/upload-artifact@v3
-        with:
-          name: opensearch-logs-${{ matrix.opensearch_ref }}-ruby-${{ matrix.ruby_version }}
-          path: opensearch/distribution/archives/linux-tar/build/distributions/**/logs/*
diff --git a/opensearch-aws-sigv4/CHANGELOG.md b/opensearch-aws-sigv4/CHANGELOG.md
index 7adc6c802..c0f99dffe 100644
--- a/opensearch-aws-sigv4/CHANGELOG.md
+++ b/opensearch-aws-sigv4/CHANGELOG.md
@@ -3,12 +3,18 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## [Unreleased]
 ### Added
-- Added support for Amazon OpenSearch Serverless ([#131](https://github.com/opensearch-project/opensearch-ruby/issues/131))
-
+- Ability to printout Sigv4 Signature for debugging ([#149](https://github.com/opensearch-project/opensearch-ruby/issues/149))
 ### Changed
 ### Deprecated
 ### Removed
 ### Fixed
+
+### Security
+
+## [1.1.0]
+### Added
+- Added support for Amazon OpenSearch Serverless ([#131](https://github.com/opensearch-project/opensearch-ruby/issues/131))
+### Fixed
 - Sign validation requests when using AWS Sigv4 ([#134](https://github.com/opensearch-project/opensearch-ruby/pull/134))
 
 ### Security
diff --git a/opensearch-aws-sigv4/lib/opensearch-aws-sigv4.rb b/opensearch-aws-sigv4/lib/opensearch-aws-sigv4.rb
index a936a89a3..5a939b7b1 100644
--- a/opensearch-aws-sigv4/lib/opensearch-aws-sigv4.rb
+++ b/opensearch-aws-sigv4/lib/opensearch-aws-sigv4.rb
@@ -39,12 +39,16 @@ class Sigv4Client < ::OpenSearch::Client
       # @param [Hash] transport_args arguments for OpenSearch::Transport::Client.
       # @param [&block] block code block to be passed to OpenSearch::Transport::Client.
       # @param [Aws::Sigv4::Signer] sigv4_signer an instance of AWS Sigv4 Signer.
-      def initialize(transport_args = {}, sigv4_signer, &block)
+      # @param [Hash] options
+      # @option options [Boolean] :sigv4_debug whether to log debug info for Sigv4 Signing
+      def initialize(transport_args = {}, sigv4_signer, options: {}, &block)
         unless sigv4_signer.is_a?(::Aws::Sigv4::Signer)
           raise ArgumentError, "Please pass a Aws::Sigv4::Signer. A #{sigv4_signer.class} was given."
         end
 
         @sigv4_signer = sigv4_signer
+        @sigv4_debug = options[:sigv4_debug]
+        @logger = nil
         super(transport_args, &block)
       end
 
@@ -57,6 +61,8 @@ def perform_request(method, path, params = {}, body = nil, headers = nil)
           headers: headers,
           body: signature_body)
         headers = (headers || {}).merge(signature.headers)
+
+        log_signature_info(signature)
         super(method, path, params, body, headers)
       end
 
@@ -72,6 +78,29 @@ def signature_url(path, params)
         query_string = params.empty? ? '' : "#{Faraday::Utils::ParamsHash[params].to_query}"
         URI::HTTP.build(host: host, path: path, query: query_string)
       end
+
+      # @param [Aws::Sigv4::Signature] signature
+      def log_signature_info(signature)
+        return unless @sigv4_debug
+
+        log('string to sign', signature.string_to_sign)
+        log('canonical request', signature.canonical_request)
+        log('signature headers', signature.headers)
+      end
+
+      def log(title, message)
+        logger.debug("#{title.upcase}:\n\e[36m#{message}\e[0m")
+      end
+
+      def logger
+        return @logger if @logger
+
+        require 'logger'
+        @logger = Logger.new(
+          STDOUT,
+          progname: 'Sigv4',
+          formatter: proc { |_severity, datetime, progname, msg| "\e[34m(#{datetime})  #{progname} - #{msg}\e[0m\n\n" })
+      end
     end
   end
 end
diff --git a/opensearch-aws-sigv4/lib/opensearch-aws-sigv4/version.rb b/opensearch-aws-sigv4/lib/opensearch-aws-sigv4/version.rb
index a4257f375..d7b207351 100644
--- a/opensearch-aws-sigv4/lib/opensearch-aws-sigv4/version.rb
+++ b/opensearch-aws-sigv4/lib/opensearch-aws-sigv4/version.rb
@@ -10,7 +10,7 @@
 module OpenSearch
   module Aws
     module Sigv4
-      VERSION = '1.1.0'.freeze
+      VERSION = '1.2.0'.freeze
     end
   end
 end