@@ -212,6 +212,10 @@ jobs:
         with:
           name: ${{ matrix.image }}
           path: /tmp/${{ matrix.image }}.tar
+          # These tarballs are only consumed by later jobs in the same run
+          # (via `load-img`), so they don't need the default 90 day retention.
+          # 2 days still allows re-running failed jobs the next day.
+          retention-days: 2
 
       - name: Show artifact ID
         run: |
 
@@ -12,8 +12,8 @@ on:
           - disabled
           - reset
   schedule:
-    # Run every 30 minutes:
-    - cron: "0,30 * * * *"
+    # Run every 6 hours:
+    - cron: "0 */6 * * *"
 
 # Adding these as env variables makes it easy to reuse them in different steps and in bash.
 env: