diff --git a/kcidb/cloud/functions.sh b/kcidb/cloud/functions.sh
index 6a35c8a4..f47053ac 100644
--- a/kcidb/cloud/functions.sh
+++ b/kcidb/cloud/functions.sh
@@ -181,7 +181,7 @@ function functions_deploy() {
                     archive true \
                     --env-vars-file "$env_yaml_file" \
                     --trigger-topic "${archive_trigger_topic}" \
-                    --memory 2048MB \
+                    --memory 4096MB \
                     --max-instances=1 \
                     --timeout 540
 
diff --git a/main.py b/main.py
index 44c41d0c..d4a10fe5 100644
--- a/main.py
+++ b/main.py
@@ -445,10 +445,10 @@ def kcidb_archive(event, context):
         LOGGER.info("No data old enough to archive")
         return
 
-    # Transfer data in one-day pieces, which can hopefully fit in memory
+    # Transfer data in pieces which can hopefully fit in memory
     after_str = after.isoformat(timespec='microseconds')
     while after < until:
-        next_after = min(after + datetime.timedelta(days=1), until)
+        next_after = min(after + datetime.timedelta(hours=12), until)
         next_after_str = next_after.isoformat(timespec='microseconds')
         # Transfer the data, preserving the timestamps
         LOGGER.info("FETCHING operational database dump for (%s, %s] range",