chore: re-write metrics to test timestamp

Author: bernokl

.github/workflows/e2e-tests-linux-split.yml

@@ -287,6 +287,18 @@ jobs:
               basic_auth:
                 username: "$PUSH_USER"
                 password: "$PUSH_PASS"
+              write_relabel_configs:
+                # rename old_metric → new_metric
+                - source_labels: [__name__]
+                  regex: '^e2e_cpu_seconds_total$'
+                  target_label: __name__
+                  replacement: e2e_cpu_seconds_total_v1
+                  action: replace
+                - source_labels: [__name__]
+                  regex: '^e2e_memory_rss_bytes$'
+                  target_label: __name__
+                  replacement: e2e_memory_rss_bytes_v1
+                  action: replace
           EOF
           pwd
           ls -al ./artifacts/metrics/prometheus.txt