diff --git a/.github/workflows/_build-and-test-locally.yml b/.github/workflows/_build-and-test-locally.yml
index 663afa2c8b..4729aea4f6 100644
--- a/.github/workflows/_build-and-test-locally.yml
+++ b/.github/workflows/_build-and-test-locally.yml
@@ -38,6 +38,11 @@ on:
         required: false
         default: 1
         type: number
+      rerun_failed:
+        description: 'rerun failed tests to ignore flaky tests'
+        required: false
+        default: true
+        type: boolean
 
 defaults:
   run:
@@ -379,7 +384,7 @@ jobs:
       - name: Pytest regression tests
         continue-on-error: ${{ matrix.lfc_state == 'with-lfc' && inputs.build-type == 'debug' }}
         uses: ./.github/actions/run-python-test-set
-        timeout-minutes: ${{ inputs.sanitizers != 'enabled' && 75 || 180 }}
+        timeout-minutes: ${{ (inputs.build-type == 'release' && inputs.sanitizers != 'enabled') && 75 || 180 }}
         with:
           build_type: ${{ inputs.build-type }}
           test_selection: regress
@@ -387,14 +392,14 @@ jobs:
           run_with_real_s3: true
           real_s3_bucket: neon-github-ci-tests
           real_s3_region: eu-central-1
-          rerun_failed: ${{ inputs.test-run-count == 1 }}
+          rerun_failed: ${{ inputs.rerun_failed }}
           pg_version: ${{ matrix.pg_version }}
           sanitizers: ${{ inputs.sanitizers }}
           aws-oidc-role-arn: ${{ vars.DEV_AWS_OIDC_ROLE_ARN }}
           # `--session-timeout` is equal to (timeout-minutes - 10 minutes) * 60 seconds.
           # Attempt to stop tests gracefully to generate test reports
           # until they are forcibly stopped by the stricter `timeout-minutes` limit.
-          extra_params: --session-timeout=${{ inputs.sanitizers != 'enabled' && 3000 || 10200 }} --count=${{ inputs.test-run-count }}
+          extra_params: --session-timeout=${{ (inputs.build-type == 'release' && inputs.sanitizers != 'enabled') && 3000 || 10200 }} --count=${{ inputs.test-run-count }}
                         ${{ inputs.test-selection != '' && format('-k "{0}"', inputs.test-selection) || '' }}
         env:
           TEST_RESULT_CONNSTR: ${{ secrets.REGRESS_TEST_RESULT_CONNSTR_NEW }}
diff --git a/.github/workflows/build_and_run_selected_test.yml b/.github/workflows/build_and_run_selected_test.yml
index 7f1eb991c4..0f53d44a13 100644
--- a/.github/workflows/build_and_run_selected_test.yml
+++ b/.github/workflows/build_and_run_selected_test.yml
@@ -58,6 +58,7 @@ jobs:
       test-cfg: ${{ inputs.pg-versions }}
       test-selection: ${{ inputs.test-selection }}
       test-run-count: ${{ fromJson(inputs.run-count) }}
+      rerun_failed: false
     secrets: inherit
 
   create-test-report:
diff --git a/.github/workflows/build_and_test_fully.yml b/.github/workflows/build_and_test_fully.yml
new file mode 100644
index 0000000000..7d6543ee26
--- /dev/null
+++ b/.github/workflows/build_and_test_fully.yml
@@ -0,0 +1,151 @@
+name: Build and Test Fully
+
+on:
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    #          ┌───────────── minute (0 - 59)
+    #          │ ┌───────────── hour (0 - 23)
+    #          │ │ ┌───────────── day of the month (1 - 31)
+    #          │ │ │ ┌───────────── month (1 - 12 or JAN-DEC)
+    #          │ │ │ │ ┌───────────── day of the week (0 - 6 or SUN-SAT)
+    - cron:   '0 3 * * *' # run once a day, timezone is utc
+  workflow_dispatch:
+
+defaults:
+  run:
+    shell: bash -euxo pipefail {0}
+
+concurrency:
+  # Allow only one workflow per any non-`main` branch.
+  group: ${{ github.workflow }}-${{ github.ref_name }}-${{ github.ref_name == 'main' && github.sha || 'anysha' }}
+  cancel-in-progress: true
+
+env:
+  RUST_BACKTRACE: 1
+  COPT: '-Werror'
+
+jobs:
+  tag:
+    runs-on: [ self-hosted, small ]
+    container: ${{ vars.NEON_DEV_AWS_ACCOUNT_ID }}.dkr.ecr.${{ vars.AWS_ECR_REGION }}.amazonaws.com/base:pinned
+    outputs:
+      build-tag: ${{steps.build-tag.outputs.tag}}
+
+    steps:
+      # Need `fetch-depth: 0` to count the number of commits in the branch
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481 # v2.11.0
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          fetch-depth: 0
+
+      - name: Get build tag
+        run: |
+          echo run:$GITHUB_RUN_ID
+          echo ref:$GITHUB_REF_NAME
+          echo rev:$(git rev-list --count HEAD)
+          if [[ "$GITHUB_REF_NAME" == "main" ]]; then
+            echo "tag=$(git rev-list --count HEAD)" >> $GITHUB_OUTPUT
+          elif [[ "$GITHUB_REF_NAME" == "release" ]]; then
+            echo "tag=release-$(git rev-list --count HEAD)" >> $GITHUB_OUTPUT
+          elif [[ "$GITHUB_REF_NAME" == "release-proxy" ]]; then
+            echo "tag=release-proxy-$(git rev-list --count HEAD)" >> $GITHUB_OUTPUT
+          elif [[ "$GITHUB_REF_NAME" == "release-compute" ]]; then
+            echo "tag=release-compute-$(git rev-list --count HEAD)" >> $GITHUB_OUTPUT
+          else
+            echo "GITHUB_REF_NAME (value '$GITHUB_REF_NAME') is not set to either 'main' or 'release', 'release-proxy', 'release-compute'"
+            echo "tag=$GITHUB_RUN_ID" >> $GITHUB_OUTPUT
+          fi
+        shell: bash
+        id: build-tag
+
+  build-build-tools-image:
+    uses: ./.github/workflows/build-build-tools-image.yml
+    secrets: inherit
+
+  build-and-test-locally:
+    needs: [ tag, build-build-tools-image ]
+    strategy:
+      fail-fast: false
+      matrix:
+        arch: [ x64, arm64 ]
+        build-type: [ debug, release ]
+    uses: ./.github/workflows/_build-and-test-locally.yml
+    with:
+      arch: ${{ matrix.arch }}
+      build-tools-image: ${{ needs.build-build-tools-image.outputs.image }}-bookworm
+      build-tag: ${{ needs.tag.outputs.build-tag }}
+      build-type: ${{ matrix.build-type }}
+      rerun_failed: false
+      test-cfg: '[{"pg_version":"v14", "lfc_state": "with-lfc"},
+                  {"pg_version":"v15", "lfc_state": "with-lfc"},
+                  {"pg_version":"v16", "lfc_state": "with-lfc"},
+                  {"pg_version":"v17", "lfc_state": "with-lfc"},
+                  {"pg_version":"v14", "lfc_state": "without-lfc"},
+                  {"pg_version":"v15", "lfc_state": "without-lfc"},
+                  {"pg_version":"v16", "lfc_state": "without-lfc"},
+                  {"pg_version":"v17", "lfc_state": "withouts-lfc"}]'
+    secrets: inherit
+
+
+  create-test-report:
+    needs: [ build-and-test-locally, build-build-tools-image ]
+    if: ${{ !cancelled() }}
+    permissions:
+      id-token: write # aws-actions/configure-aws-credentials
+      statuses: write
+      contents: write
+      pull-requests: write
+    outputs:
+      report-url: ${{ steps.create-allure-report.outputs.report-url }}
+
+    runs-on: [ self-hosted, small ]
+    container:
+      image: ${{ needs.build-build-tools-image.outputs.image }}-bookworm
+      credentials:
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+      options: --init
+
+    steps:
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481 # v2.11.0
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      - name: Create Allure report
+        if: ${{ !cancelled() }}
+        id: create-allure-report
+        uses: ./.github/actions/allure-report-generate
+        with:
+          store-test-results-into-db: true
+          aws-oidc-role-arn: ${{ vars.DEV_AWS_OIDC_ROLE_ARN }}
+        env:
+          REGRESS_TEST_RESULT_CONNSTR_NEW: ${{ secrets.REGRESS_TEST_RESULT_CONNSTR_NEW }}
+
+      - uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
+        if: ${{ !cancelled() }}
+        with:
+          # Retry script for 5XX server errors: https://github.com/actions/github-script#retries
+          retries: 5
+          script: |
+            const report = {
+              reportUrl:     "${{ steps.create-allure-report.outputs.report-url }}",
+              reportJsonUrl: "${{ steps.create-allure-report.outputs.report-json-url }}",
+            }
+
+            const coverage = {}
+
+            const script = require("./scripts/comment-test-report.js")
+            await script({
+              github,
+              context,
+              fetch,
+              report,
+              coverage,
+            })
diff --git a/test_runner/regress/test_compatibility.py b/test_runner/regress/test_compatibility.py
index 31e38144e3..bc9b534095 100644
--- a/test_runner/regress/test_compatibility.py
+++ b/test_runner/regress/test_compatibility.py
@@ -127,6 +127,12 @@ check_ondisk_data_compatibility_if_enabled = pytest.mark.skipif(
     reason="CHECK_ONDISK_DATA_COMPATIBILITY env is not set",
 )
 
+skip_old_debug_versions = pytest.mark.skipif(
+    os.getenv("BUILD_TYPE", "debug") == "debug"
+    and os.getenv("DEFAULT_PG_VERSION") in [PgVersion.V14, PgVersion.V15, PgVersion.V16],
+    reason="compatibility snaphots not available for old versions of debug builds",
+)
+
 
 @pytest.mark.xdist_group("compatibility")
 @pytest.mark.order(before="test_forward_compatibility")
@@ -197,6 +203,7 @@ ingest_lag_log_line = ".*ingesting record with timestamp lagging more than wait_
 
 
 @check_ondisk_data_compatibility_if_enabled
+@skip_old_debug_versions
 @pytest.mark.xdist_group("compatibility")
 @pytest.mark.order(after="test_create_snapshot")
 def test_backward_compatibility(
@@ -224,6 +231,7 @@ def test_backward_compatibility(
 
 
 @check_ondisk_data_compatibility_if_enabled
+@skip_old_debug_versions
 @pytest.mark.xdist_group("compatibility")
 @pytest.mark.order(after="test_create_snapshot")
 def test_forward_compatibility(
@@ -593,6 +601,7 @@ def test_historic_storage_formats(
 
 
 @check_ondisk_data_compatibility_if_enabled
+@skip_old_debug_versions
 @pytest.mark.xdist_group("compatibility")
 @pytest.mark.parametrize(
     **fixtures.utils.allpairs_versions(),