diff --git a/.github/actions/common_setup/action.yml b/.github/actions/common_setup/action.yml
index b9299c64e72a..de7215d2103a 100644
--- a/.github/actions/common_setup/action.yml
+++ b/.github/actions/common_setup/action.yml
@@ -28,6 +28,16 @@ runs:
       run: |
           # to remove every leftovers
           sudo rm -fr "$TEMP_PATH" && mkdir -p "$TEMP_PATH"
+    - name: Setup zram
+      shell: bash
+      run: |
+          sudo modprobe zram
+          MemTotal=$(grep -Po "(?<=MemTotal:)\s+\d+" /proc/meminfo) # KiB
+          Percent=200
+          ZRAM_SIZE=$(($MemTotal / 1024 / 1024 * $Percent / 100)) # Convert to GiB
+          .github/retry.sh 30 2 sudo zramctl --size ${ZRAM_SIZE}GiB --algorithm zstd /dev/zram0
+          sudo mkswap /dev/zram0 && sudo swapon -p 100 /dev/zram0
+          sudo sysctl vm.swappiness=200
     - name: Tune vm.mmap_rnd_bits for sanitizers
       shell: bash
       run: |
diff --git a/.github/workflows/regression.yml b/.github/workflows/regression.yml
index b1749d27cef4..c32dfcb52215 100644
--- a/.github/workflows/regression.yml
+++ b/.github/workflows/regression.yml
@@ -93,6 +93,9 @@ env:
   AWS_DEFAULT_REGION: ${{ secrets.AWS_REPORT_REGION }}
   DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
   DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
+  CHECKS_DATABASE_HOST: ${{ secrets.CHECKS_DATABASE_HOST }}
+  CHECKS_DATABASE_USER: ${{ secrets.CHECKS_DATABASE_USER }}
+  CHECKS_DATABASE_PASSWORD:  ${{ secrets.CHECKS_DATABASE_PASSWORD }}
   args: --test-to-end
     --no-colors
     --local
@@ -100,6 +103,7 @@ env:
     --output classic
     --parallel 1
     --log raw.log
+    --with-analyzer
   artifacts: builds
   artifact_paths: |
     ./report.html
@@ -173,8 +177,8 @@ jobs:
         run: EXITCODE=0;
               python3
               -u ${{ env.SUITE }}/regression.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -224,9 +228,9 @@ jobs:
         run:  EXITCODE=0;
               python3
               -u alter/regression.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
               --only "/alter/${{ matrix.ONLY }} partition/*"
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -276,7 +280,7 @@ jobs:
         run:  EXITCODE=0;
               python3
               -u ${{ env.SUITE }}/benchmark.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
               --storage ${{ matrix.STORAGE }}
               --gcs-uri ${{ secrets.REGRESSION_GCS_URI }}
               --gcs-key-id ${{ secrets.REGRESSION_GCS_KEY_ID }}
@@ -285,7 +289,7 @@ jobs:
               --aws-s3-region ${{ secrets.REGRESSION_AWS_S3_REGION }}
               --aws-s3-key-id ${{ secrets.REGRESSION_AWS_S3_KEY_ID }}
               --aws-s3-access-key ${{ secrets.REGRESSION_AWS_S3_SECRET_ACCESS_KEY }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -332,8 +336,8 @@ jobs:
               python3
               -u ${{ env.SUITE }}/regression.py
               --ssl
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -382,8 +386,8 @@ jobs:
         run:  EXITCODE=0;
               python3
               -u ${{ env.SUITE }}/regression.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -428,8 +432,8 @@ jobs:
         run:  EXITCODE=0;
               python3
               -u ${{ env.SUITE }}/regression.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -479,13 +483,13 @@ jobs:
         run:  EXITCODE=0;
               python3
               -u ${{ env.SUITE }}/regression.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
               --storage ${{ matrix.STORAGE }}
               --aws-s3-bucket ${{ secrets.REGRESSION_AWS_S3_BUCKET }}
               --aws-s3-region ${{ secrets.REGRESSION_AWS_S3_REGION }}
               --aws-s3-key-id ${{ secrets.REGRESSION_AWS_S3_KEY_ID }}
               --aws-s3-access-key ${{ secrets.REGRESSION_AWS_S3_SECRET_ACCESS_KEY }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -535,7 +539,7 @@ jobs:
         run:  EXITCODE=0;
               python3
               -u ${{ env.SUITE }}/regression.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
               --storage ${{ matrix.STORAGE }}
               --gcs-uri ${{ secrets.REGRESSION_GCS_URI }}
               --gcs-key-id ${{ secrets.REGRESSION_GCS_KEY_ID }}
@@ -544,7 +548,7 @@ jobs:
               --aws-s3-region ${{ secrets.REGRESSION_AWS_S3_REGION }}
               --aws-s3-key-id ${{ secrets.REGRESSION_AWS_S3_KEY_ID }}
               --aws-s3-access-key ${{ secrets.REGRESSION_AWS_S3_SECRET_ACCESS_KEY }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
@@ -570,6 +574,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           repository: Altinity/clickhouse-regression
+          ref: ${{ inputs.commit }}
       - name: Set envs
         run: |
           cat >> "$GITHUB_ENV" << 'EOF'
@@ -593,7 +598,7 @@ jobs:
         run:  EXITCODE=0;
               python3
               -u ${{ env.SUITE }}/regression.py
-              --clickhouse-binary-path ${{ env.clickhouse_binary_path }}
+              --clickhouse-binary-path ${{ env.clickhouse_path }}
               --aws-s3-access-key ${{ secrets.REGRESSION_AWS_S3_SECRET_ACCESS_KEY }}
               --aws-s3-key-id ${{ secrets.REGRESSION_AWS_S3_KEY_ID }}
               --aws-s3-uri https://s3.${{ secrets.REGRESSION_AWS_S3_REGION}}.amazonaws.com/${{ secrets.REGRESSION_AWS_S3_BUCKET }}/data/
@@ -601,7 +606,7 @@ jobs:
               --gcs-key-secret ${{ secrets.REGRESSION_GCS_KEY_SECRET }}
               --gcs-uri ${{ secrets.REGRESSION_GCS_URI }}
               --with-${{ matrix.STORAGE }}
-              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_binary_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
+              --attr project="$GITHUB_REPOSITORY" project.id="$GITHUB_REPOSITORY_ID" package="${{ env.clickhouse_path }}" version="${{ env.version }}" user.name="$GITHUB_ACTOR" repository="https://github.com/Altinity/clickhouse-regression" commit.hash="$(git rev-parse HEAD)" job.id="$GITHUB_RUN_ID" job.url="$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" arch="$(uname -i)"
               ${{ env.args }} || EXITCODE=$?;
               .github/add_link_to_logs.sh;
               exit $EXITCODE
diff --git a/.github/workflows/release_branches.yml b/.github/workflows/release_branches.yml
index 1b444e227834..69d88b047053 100644
--- a/.github/workflows/release_branches.yml
+++ b/.github/workflows/release_branches.yml
@@ -24,12 +24,11 @@ on: # yamllint disable-line rule:truthy
   push:
     branches:
       - 'releases/24.3**'
-  schedule:
-    - cron: "0 0 * * 6"
+  workflow_dispatch:
 
 jobs:
   RunConfig:
-    runs-on: [self-hosted, altinity-on-demand, altinity-type-cax41, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04]
+    runs-on: [self-hosted, altinity-on-demand, altinity-type-cax11, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none]
     outputs:
       data: ${{ steps.runconfig.outputs.CI_DATA }}
     steps:
@@ -41,19 +40,11 @@ jobs:
           filter: tree:0
       - name: Debug Info
         uses: ./.github/actions/debug
-      # - name: Labels check
-      #   run: |
-      #     cd "$GITHUB_WORKSPACE/tests/ci"
-      #     python3 run_check.py
       - name: Python unit tests
         run: |
           cd "$GITHUB_WORKSPACE/tests/ci"
           echo "Testing the main ci directory"
           python3 -m unittest discover -s . -p 'test_*.py'
-          for dir in *_lambda/; do
-            echo "Testing $dir"
-            python3 -m unittest discover -s "$dir" -p 'test_*.py'
-          done
       - name: PrepareRunConfig
         id: runconfig
         run: |
@@ -85,7 +76,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Compatibility check (amd64)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   CompatibilityCheckAarch64:
     needs: [RunConfig, BuilderDebAarch64]
@@ -94,7 +85,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Compatibility check (aarch64)
-      runner_type: altinity-on-demand, altinity-type-cax41, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cax41, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
 #########################################################################################
 #################################### ORDINARY BUILDS ####################################
@@ -162,28 +153,6 @@ jobs:
       build_name: package_debug
       data: ${{ needs.RunConfig.outputs.data }}
       force: true
-  BuilderBinDarwin:
-    needs: [RunConfig, BuildDockers]
-    if: ${{ !failure() && !cancelled() }}
-    uses: ./.github/workflows/reusable_build.yml
-    secrets: inherit
-    with:
-      build_name: binary_darwin
-      checkout_depth: 0
-      data: ${{ needs.RunConfig.outputs.data }}
-      # always rebuild on release branches to be able to publish from any commit
-      force: true
-  BuilderBinDarwinAarch64:
-    needs: [RunConfig, BuildDockers]
-    if: ${{ !failure() && !cancelled() }}
-    uses: ./.github/workflows/reusable_build.yml
-    secrets: inherit
-    with:
-      build_name: binary_darwin_aarch64
-      checkout_depth: 0
-      data: ${{ needs.RunConfig.outputs.data }}
-      # always rebuild on release branches to be able to publish from any commit
-      force: true
 ############################################################################################
 ##################################### Docker images  #######################################
 ############################################################################################
@@ -194,7 +163,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Docker server image
-      runner_type: altinity-on-demand, altinity-type-cpx41, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   DockerKeeperImage:
     needs: [RunConfig, BuilderDebRelease, BuilderDebAarch64]
@@ -203,7 +172,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Docker keeper image
-      runner_type: altinity-on-demand, altinity-type-cpx41, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
 ############################################################################################
 ##################################### BUILD REPORTER #######################################
@@ -224,29 +193,14 @@ jobs:
     secrets: inherit
     with:
       test_name: ClickHouse build check
-      runner_type: altinity-on-demand, altinity-setup-reporter, altinity-type-cax11, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04
-      data: ${{ needs.RunConfig.outputs.data }}
-  BuilderSpecialReport:
-    # run report check for failed builds to indicate the CI error
-    if: ${{ !cancelled() }}
-    needs:
-      - RunConfig
-      - BuilderBinDarwin
-      - BuilderBinDarwinAarch64
-    uses: ./.github/workflows/reusable_test.yml
-    secrets: inherit
-    with:
-      test_name: ClickHouse special build check
-      runner_type: altinity-on-demand, altinity-setup-reporter, altinity-type-cax11, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04
+      runner_type:  altinity-on-demand, altinity-type-cax11, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   MarkReleaseReady:
     if: ${{ !failure() && !cancelled() }}
     needs:
-      - BuilderBinDarwin
-      - BuilderBinDarwinAarch64
       - BuilderDebRelease
       - BuilderDebAarch64
-    runs-on: [self-hosted, altinity-on-demand, altinity-setup-reporter, altinity-type-cax11, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04]
+    runs-on: [self-hosted, altinity-on-demand, altinity-type-cax11, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none]
     steps:
       - name: Debug
         run: |
@@ -280,7 +234,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Install packages (amd64)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
       run_command: |
         python3 install_check.py "$CHECK_NAME"
@@ -291,7 +245,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Install packages (arm64)
-      runner_type: altinity-on-demand, altinity-type-cax41, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cax41, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
       run_command: |
         python3 install_check.py "$CHECK_NAME"
@@ -305,7 +259,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateless tests (release)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash,altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatelessTestAarch64:
     needs: [RunConfig, BuilderDebAarch64]
@@ -314,7 +268,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateless tests (aarch64)
-      runner_type: altinity-on-demand, altinity-type-cax41, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cax41, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatelessTestAsan:
     needs: [RunConfig, BuilderDebAsan]
@@ -323,7 +277,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateless tests (asan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatelessTestTsan:
     needs: [RunConfig, BuilderDebTsan]
@@ -332,7 +286,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateless tests (tsan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatelessTestMsan:
     needs: [RunConfig, BuilderDebMsan]
@@ -341,7 +295,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateless tests (msan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatelessTestUBsan:
     needs: [RunConfig, BuilderDebUBsan]
@@ -350,7 +304,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateless tests (ubsan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatelessTestDebug:
     needs: [RunConfig, BuilderDebDebug]
@@ -359,7 +313,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateless tests (debug)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
 ##############################################################################################
 ############################ FUNCTIONAl STATEFUL TESTS #######################################
@@ -371,7 +325,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateful tests (release)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatefulTestAarch64:
     needs: [RunConfig, BuilderDebAarch64]
@@ -380,7 +334,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateful tests (aarch64)
-      runner_type: altinity-on-demand, altinity-type-cax41, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cax41, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatefulTestAsan:
     needs: [RunConfig, BuilderDebAsan]
@@ -389,7 +343,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateful tests (asan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatefulTestTsan:
     needs: [RunConfig, BuilderDebTsan]
@@ -398,7 +352,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateful tests (tsan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatefulTestMsan:
     needs: [RunConfig, BuilderDebMsan]
@@ -407,7 +361,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateful tests (msan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatefulTestUBsan:
     needs: [RunConfig, BuilderDebUBsan]
@@ -416,7 +370,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateful tests (ubsan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FunctionalStatefulTestDebug:
     needs: [RunConfig, BuilderDebDebug]
@@ -425,7 +379,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stateful tests (debug)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
 ##############################################################################################
 ######################################### STRESS TESTS #######################################
@@ -437,7 +391,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stress test (asan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   StressTestTsan:
     needs: [RunConfig, BuilderDebTsan]
@@ -446,7 +400,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stress test (tsan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   StressTestMsan:
     needs: [RunConfig, BuilderDebMsan]
@@ -455,7 +409,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stress test (msan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   StressTestUBsan:
     needs: [RunConfig, BuilderDebUBsan]
@@ -464,7 +418,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stress test (ubsan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   StressTestDebug:
     needs: [RunConfig, BuilderDebDebug]
@@ -473,7 +427,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Stress test (debug)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
 #############################################################################################
 ############################# INTEGRATION TESTS #############################################
@@ -485,7 +439,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Integration tests (asan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   IntegrationTestsAnalyzerAsan:
     needs: [RunConfig, BuilderDebAsan]
@@ -494,7 +448,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Integration tests (asan, old analyzer)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   IntegrationTestsTsan:
     needs: [RunConfig, BuilderDebTsan]
@@ -503,7 +457,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Integration tests (tsan)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   IntegrationTestsRelease:
     needs: [RunConfig, BuilderDebRelease]
@@ -512,7 +466,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Integration tests (release)
-      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
 #############################################################################################
 ##################################### REGRESSION TESTS ######################################
@@ -524,9 +478,10 @@ jobs:
     secrets: inherit
     with:
       runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-app-docker-ce, altinity-setup-regression
-      commit: c5e1513a2214ee33696c29717935e0a94989ac2a
+      commit: 634042960dd157489199ca0f9d028c7fd1e6adb0
       arch: release
       build_sha: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || github.sha }}
+      timeout_minutes: 300
   RegressionTestsAarch64:
     needs: [BuilderDebAarch64]
     if: ${{ !failure() && !cancelled() }}
@@ -534,9 +489,10 @@ jobs:
     secrets: inherit
     with:
       runner_type: altinity-on-demand, altinity-type-cax41, altinity-image-arm-app-docker-ce, altinity-setup-regression
-      commit: c5e1513a2214ee33696c29717935e0a94989ac2a
+      commit: 634042960dd157489199ca0f9d028c7fd1e6adb0
       arch: aarch64
       build_sha: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || github.sha }}
+      timeout_minutes: 300
   SignRelease:
     needs: [RunConfig, BuilderDebRelease]
     if: ${{ !failure() && !cancelled() }}
@@ -544,7 +500,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Sign release
-      runner_type: altinity-on-demand, altinity-type-cpx41, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   SignAarch64:
     needs: [RunConfig, BuilderDebAarch64]
@@ -553,7 +509,7 @@ jobs:
     secrets: inherit
     with:
       test_name: Sign aarch64
-      runner_type: altinity-on-demand, altinity-type-cpx41, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04
+      runner_type: altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none
       data: ${{ needs.RunConfig.outputs.data }}
   FinishCheck:
     if: ${{ !failure() && !cancelled() }}
@@ -561,7 +517,6 @@ jobs:
       - DockerServerImage
       - DockerKeeperImage
       - BuilderReport
-      - BuilderSpecialReport
       - MarkReleaseReady
       - FunctionalStatelessTestDebug
       - FunctionalStatelessTestRelease
@@ -590,7 +545,7 @@ jobs:
       - RegressionTestsRelease
       - RegressionTestsAarch64
       - SignRelease
-    runs-on: [self-hosted, altinity-on-demand, altinity-type-cax11, altinity-image-arm-system-ubuntu-22.04, altinity-setup-regression]
+    runs-on: [self-hosted, altinity-on-demand, altinity-type-cax11, altinity-arm-system-ubuntu-22.04]
     steps:
       - name: Check out repository code
         uses: Altinity/checkout@19599efdf36c4f3f30eb55d5bb388896faea69f6
diff --git a/.github/workflows/reusable_build.yml b/.github/workflows/reusable_build.yml
index 2d15c1fae213..44434a598e11 100644
--- a/.github/workflows/reusable_build.yml
+++ b/.github/workflows/reusable_build.yml
@@ -54,7 +54,7 @@ jobs:
     if: ${{ contains(fromJson(inputs.data).jobs_data.jobs_to_do, inputs.build_name) || inputs.force }}
     env:
       GITHUB_JOB_OVERRIDDEN: Build-${{inputs.build_name}}
-    runs-on: [self-hosted, altinity-setup-builder, altinity-type-ccx53, altinity-on-demand, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04]
+    runs-on: [self-hosted, altinity-type-ccx53, altinity-on-demand, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none]
     steps:
       - name: Check out repository code
         uses: Altinity/checkout@19599efdf36c4f3f30eb55d5bb388896faea69f6
diff --git a/.github/workflows/reusable_docker.yml b/.github/workflows/reusable_docker.yml
index fcaeee87b42d..9d16829854ea 100644
--- a/.github/workflows/reusable_docker.yml
+++ b/.github/workflows/reusable_docker.yml
@@ -29,7 +29,7 @@ env:
 
 jobs:
   DockerBuildAarch64:
-    runs-on: [altinity-on-demand, altinity-type-cax41, altinity-in-hel1, altinity-image-arm-system-ubuntu-22.04]
+    runs-on: [altinity-on-demand, altinity-type-cax41, altinity-image-arm-snapshot-22.04-arm, altinity-startup-snapshot, altinity-setup-none]
     if: |
       !failure() && !cancelled() && toJson(fromJson(inputs.data).docker_data.missing_aarch64) != '[]'
     steps:
@@ -44,7 +44,7 @@ jobs:
             --image-tags '${{ toJson(fromJson(inputs.data).docker_data.images) }}' \
             --missing-images '${{ toJson(fromJson(inputs.data).docker_data.missing_aarch64) }}'
   DockerBuildAmd64:
-    runs-on: [self-hosted, altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04]
+    runs-on: [self-hosted, altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none]
     if: |
       !failure() && !cancelled() && toJson(fromJson(inputs.data).docker_data.missing_amd64) != '[]'
     steps:
@@ -60,7 +60,7 @@ jobs:
             --missing-images '${{ toJson(fromJson(inputs.data).docker_data.missing_amd64) }}'
   DockerMultiArchManifest:
     needs: [DockerBuildAmd64, DockerBuildAarch64]
-    runs-on: [self-hosted, altinity-on-demand, altinity-type-cpx51, altinity-in-ash, altinity-image-x86-system-ubuntu-22.04]
+    runs-on: [self-hosted, altinity-on-demand, altinity-type-cpx51, altinity-image-x86-snapshot-22.04-amd, altinity-startup-snapshot, altinity-setup-none]
     if: |
       !failure() && !cancelled() && (toJson(fromJson(inputs.data).docker_data.missing_multi) != '[]' || inputs.set_latest)
     steps:
diff --git a/tests/ci/build_check.py b/tests/ci/build_check.py
index 6bd1fb9bd293..ac3d207416b9 100644
--- a/tests/ci/build_check.py
+++ b/tests/ci/build_check.py
@@ -12,6 +12,7 @@
 from cache_utils import CargoCache
 
 from env_helper import (
+    GITHUB_RUN_ID,
     REPO_COPY,
     S3_ACCESS_KEY_ID,
     S3_BUILDS_BUCKET,
@@ -127,6 +128,9 @@ def get_release_or_pr(pr_info: PRInfo, version: ClickHouseVersion) -> Tuple[str,
     # It should be fixed in performance-comparison image eventually
     # For performance tests we always set PRs prefix
     performance_pr = "PRs/0"
+    if pr_info.event_type == "dispatch":
+        # for dispatch maintenance run we use major version and time
+        return f"maintenance/{pr_info.base_ref}/{GITHUB_RUN_ID}", performance_pr
     if "release" in pr_info.labels or "release-lts" in pr_info.labels:
         # for release pull requests we use branch names prefixes, not pr numbers
         return pr_info.head_ref, performance_pr
diff --git a/tests/ci/ci.py b/tests/ci/ci.py
index 537f7e9442ba..61d31a3de945 100644
--- a/tests/ci/ci.py
+++ b/tests/ci/ci.py
@@ -1876,8 +1876,10 @@ def main() -> int:
             else {}
         )
 
-        if not args.skip_jobs and pr_info.has_changes_in_documentation_only():
-            _update_config_for_docs_only(jobs_data)
+        if pr_info.event_type != "dispatch":
+            # Avoid calling pr_info.has_changes_in_documentation_only() during workflow_dispatch event
+            if not args.skip_jobs and pr_info.has_changes_in_documentation_only():
+                _update_config_for_docs_only(jobs_data)
 
         if not args.skip_jobs:
             ci_cache = CiCache(s3, jobs_data["digests"])
@@ -2101,7 +2103,7 @@ def main() -> int:
                     job_report.check_name or _get_ext_check_name(args.job_name),
                 )
 
-            print(f"Job report url: [{check_url}]")
+            print(f"Job report url: [ {check_url} ]")
             prepared_events = prepare_tests_results_for_clickhouse(
                 pr_info,
                 job_report.test_results,
diff --git a/tests/ci/pr_info.py b/tests/ci/pr_info.py
index 672c95bd9457..3c29b4e478f9 100644
--- a/tests/ci/pr_info.py
+++ b/tests/ci/pr_info.py
@@ -291,7 +291,7 @@ def __init__(
             self.sha = os.getenv(
                 "GITHUB_SHA", "0000000000000000000000000000000000000000"
             )
-            self.number = 0
+            self.number = 1
             self.commit_html_url = f"{repo_prefix}/commit/{self.sha}"
             self.pr_html_url = f"{repo_prefix}/commits/{ref}"
             self.base_ref = ref
diff --git a/tests/clickhouse-test b/tests/clickhouse-test
index cf53b7d46480..6ff8e523f918 100755
--- a/tests/clickhouse-test
+++ b/tests/clickhouse-test
@@ -61,6 +61,7 @@ MESSAGES_TO_RETRY = [
     "is already started to be removing by another replica right now",
     # This is from LSan, and it indicates its own internal problem:
     "Unable to get registers from thread",
+    "Memory limit (total) exceeded",
 ]
 
 MAX_RETRIES = 3