diff --git a/.github/workflows/e2e-matrix.yml b/.github/workflows/e2e-matrix.yml
index 9c7a8cd86f..3de2f7ca03 100644
--- a/.github/workflows/e2e-matrix.yml
+++ b/.github/workflows/e2e-matrix.yml
@@ -12,12 +12,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-name: E2E Matrix Tests (bootstrap)
+name: E2E Matrix Tests (nested clusters)
 
 on:
   workflow_dispatch:
   schedule:
-    - cron: "45 6 * * *"
+    - cron: "45 4 * * *"
 
 concurrency:
   group: "${{ github.workflow }}-${{ github.event.number || github.ref }}"
@@ -62,7 +62,7 @@ jobs:
       deckhouse_channel: alpha
       default_user: cloud
       go_version: "1.24.6"
-      e2e_timeout: "3h"
+      e2e_timeout: "3.5h"
     secrets:
       DEV_REGISTRY_DOCKER_CFG: ${{ secrets.DEV_REGISTRY_DOCKER_CFG }}
       VIRT_E2E_NIGHTLY_SA_TOKEN: ${{ secrets.VIRT_E2E_NIGHTLY_SA_TOKEN }}
@@ -81,7 +81,7 @@ jobs:
       deckhouse_channel: alpha
       default_user: cloud
       go_version: "1.24.6"
-      e2e_timeout: "3h"
+      e2e_timeout: "3.5h"
     secrets:
       DEV_REGISTRY_DOCKER_CFG: ${{ secrets.DEV_REGISTRY_DOCKER_CFG }}
       VIRT_E2E_NIGHTLY_SA_TOKEN: ${{ secrets.VIRT_E2E_NIGHTLY_SA_TOKEN }}
diff --git a/.github/workflows/e2e-reusable-pipeline.yml b/.github/workflows/e2e-reusable-pipeline.yml
index 81c77b3a7f..08fcfe78a3 100644
--- a/.github/workflows/e2e-reusable-pipeline.yml
+++ b/.github/workflows/e2e-reusable-pipeline.yml
@@ -379,32 +379,32 @@ jobs:
         uses: actions/upload-artifact@v4
         if: always()
         with:
-          name: generated-files-${{ inputs.storage_type }}
+          name: ${{ inputs.storage_type }}-generated-files
           path: |
             ${{ env.SETUP_CLUSTER_TYPE_PATH }}/tmp
             ${{ env.SETUP_CLUSTER_TYPE_PATH }}/values.yaml
           overwrite: true
           include-hidden-files: true
-          retention-days: 1
+          retention-days: 3
 
       - name: Upload ssh config
         uses: actions/upload-artifact@v4
         if: always()
         with:
-          name: generated-files-ssh-${{ inputs.storage_type }}
+          name: ${{ inputs.storage_type }}-generated-files-ssh
           path: ${{ env.SETUP_CLUSTER_TYPE_PATH }}/tmp/ssh
           overwrite: true
           include-hidden-files: true
-          retention-days: 1
+          retention-days: 3
 
       - name: Upload kubeconfig
         uses: actions/upload-artifact@v4
         with:
-          name: generated-files-kubeconfig-${{ inputs.storage_type }}
+          name: ${{ inputs.storage_type }}-generated-files-kubeconfig
           path: ${{ env.SETUP_CLUSTER_TYPE_PATH }}/kube-config
           overwrite: true
           include-hidden-files: true
-          retention-days: 1
+          retention-days: 3
 
   configure-storage:
     name: Configure storage (${{ inputs.storage_type }})
@@ -1223,13 +1223,13 @@ jobs:
             test/e2e/e2e_summary_*.xml
             test/e2e/*junit*.xml
           if-no-files-found: ignore
-          retention-days: 1
+          retention-days: 3
 
       - name: Upload resources from failed tests
         uses: actions/upload-artifact@v4
         if: always() && steps.e2e-report.outcome == 'failure'
         with:
-          name: resources_from_failed_tests
+          name: resources_from_failed_tests-${{ inputs.storage_type }}
           path: ${{ runner.temp }}/e2e_failed__*
           if-no-files-found: ignore
           retention-days: 3
@@ -1392,7 +1392,7 @@ jobs:
         with:
           name: e2e-report-${{ inputs.storage_type }}-${{ github.run_id }}
           path: ${{ steps.determine-stage.outputs.report_file }}
-          retention-days: 1
+          retention-days: 3
 
       - name: Set artifact name output
         id: set-artifact-name