add label to transaction inclusion metric; refine buckets

core/lib/zksync_core/src/state_keeper/metrics.rs

@@ -31,6 +31,18 @@ pub(crate) enum TxExecutionStage {
     DryRunRollback,
 }
 
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, EncodeLabelValue, EncodeLabelSet)]
+#[metrics(label = "level", rename_all = "snake_case")]
+pub(crate) enum TxExecutionType {
+    L1,
+    L2,
+}
+
+const INCLUSION_DELAY_BUCKETS: Buckets = Buckets::values(&[
+    0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9,
+    2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0,
+]);
+
 /// General-purpose state keeper metrics.
 #[derive(Debug, Metrics)]
 #[metrics(prefix = "server_state_keeper")]
@@ -53,8 +65,8 @@ pub(crate) struct StateKeeperMetrics {
     #[metrics(buckets = Buckets::LATENCIES)]
     pub load_previous_miniblock_header: Histogram<Duration>,
     /// The time it takes for transactions to be included in a block. Representative of the time user must wait before their transaction is confirmed.
-    #[metrics(buckets = Buckets::LATENCIES)]
-    pub transaction_inclusion_delay: Histogram<Duration>,
+    #[metrics(buckets = INCLUSION_DELAY_BUCKETS)]
+    pub transaction_inclusion_delay: Family<TxExecutionType, Histogram<Duration>>,
     /// Time spent by the state keeper on transaction execution.
     #[metrics(buckets = Buckets::LATENCIES)]
     pub tx_execution_time: Family<TxExecutionStage, Histogram<Duration>>,