[mq] working branch - merge 4b34079 on top of main at 283e3c6

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Author: gh-worker-dd-mergequeue-cf854d[bot]

lib/saluki-components/src/common/otlp/config.rs

@@ -1,5 +1,6 @@
 //! Shared OTLP receiver configuration.
 
+use bytesize::ByteSize;
 use serde::Deserialize;
 
 fn default_grpc_endpoint() -> String {
@@ -18,6 +19,10 @@ fn default_max_recv_msg_size_mib() -> u64 {
     4
 }
 
+pub(crate) const fn default_traces_string_interner_size() -> ByteSize {
+    ByteSize::kib(512)
+}
+
 /// Receiver configuration for OTLP endpoints.
 ///
 /// This follows the Datadog Agent `otlp_config.receiver` structure.
@@ -201,6 +206,12 @@ pub struct TracesConfig {
     #[serde(default)]
     pub probabilistic_sampler: ProbabilisticSampler,
 
+    /// Total size of the string interner used for OTLP traces.
+    ///
+    /// Defaults to 512 KiB.
+    #[serde(rename = "string_interner_size", default = "default_traces_string_interner_size")]
+    pub string_interner_bytes: ByteSize,
+
     /// The internal port on the Core Agent to forward traces to.
     ///
     /// Defaults to 5003.
@@ -254,6 +265,7 @@ impl Default for TracesConfig {
             ignore_missing_datadog_fields: false,
             enable_otlp_compute_top_level_by_span_kind: default_enable_otlp_compute_top_level_by_span_kind(),
             probabilistic_sampler: ProbabilisticSampler::default(),
+            string_interner_bytes: default_traces_string_interner_size(),
             internal_port: default_internal_port(),
         }
     }

lib/saluki-components/src/common/otlp/traces/normalize.rs

@@ -160,6 +160,10 @@ pub fn normalize_tag_value(value: &str) -> MetaString {
     normalize(value, false)
 }
 
+pub(super) fn is_normalized_tag_value(value: &str) -> bool {
+    is_normalized_ascii_tag(value, false)
+}
+
 /// Normalizes a tag (key:value).
 #[allow(dead_code)]
 pub fn normalize_tag(value: &str) -> MetaString {