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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `metrics` mod in crate `servers`."><title>servers::metrics - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-17e0aaed.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="servers" data-themes="" data-resource-suffix="" data-rustdoc-version="1.96.0-nightly (ac7f9ec7d 2026-03-20)" data-channel="nightly" data-search-js="search-63369b7b.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../static.files/main-5013f961.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">Module metrics</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../servers/index.html">servers</a><span class="version">1.0.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module metrics</a></h2><h3><a href="#modules">Module Items</a></h3><ul class="block"><li><a href="#modules" title="Modules">Modules</a></li><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#constants" title="Constants">Constants</a></li><li><a href="#functions" title="Functions">Functions</a></li></ul></section><div id="rustdoc-modnav"><h2 class="in-crate"><a href="../index.html">In crate servers</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">servers</a></div><h1>Module <span>metrics</span>&nbsp;<button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/servers/metrics.rs.html#15-470">Source</a> </span></div><h2 id="modules" class="section-header">Modules<a href="#modules" class="anchor">§</a></h2><dl class="item-table"><dt><a class="mod" href="jemalloc/index.html" title="mod servers::metrics::jemalloc">jemalloc</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.FLUSH_DROPPED_ROWS.html" title="struct servers::metrics::FLUSH_DROPPED_ROWS">FLUSH_<wbr>DROPPED_<wbr>ROWS</a></dt><dt><a class="struct" href="struct.FLUSH_ELAPSED.html" title="struct servers::metrics::FLUSH_ELAPSED">FLUSH_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.FLUSH_FAILURES.html" title="struct servers::metrics::FLUSH_FAILURES">FLUSH_<wbr>FAILURES</a></dt><dt><a class="struct" href="struct.FLUSH_ROWS.html" title="struct servers::metrics::FLUSH_ROWS">FLUSH_<wbr>ROWS</a></dt><dt><a class="struct" href="struct.FLUSH_TOTAL.html" title="struct servers::metrics::FLUSH_TOTAL">FLUSH_<wbr>TOTAL</a></dt><dt><a class="struct" href="struct.GRPC_BULK_INSERT_ELAPSED.html" title="struct servers::metrics::GRPC_BULK_INSERT_ELAPSED">GRPC_<wbr>BULK_<wbr>INSERT_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.HTTP_REQUEST_COUNTER.html" title="struct servers::metrics::HTTP_REQUEST_COUNTER">HTTP_<wbr>REQUEST_<wbr>COUNTER</a></dt><dt><a class="struct" href="struct.METRIC_AUTH_FAILURE.html" title="struct servers::metrics::METRIC_AUTH_FAILURE">METRIC_<wbr>AUTH_<wbr>FAILURE</a></dt><dt><a class="struct" href="struct.METRIC_ELASTICSEARCH_LOGS_DOCS_COUNT.html" title="struct servers::metrics::METRIC_ELASTICSEARCH_LOGS_DOCS_COUNT">METRIC_<wbr>ELASTICSEARCH_<wbr>LOGS_<wbr>DOCS_<wbr>COUNT</a></dt><dd>Count of documents ingested into Elasticsearch logs.</dd><dt><a class="struct" href="struct.METRIC_ELASTICSEARCH_LOGS_INGESTION_ELAPSED.html" title="struct servers::metrics::METRIC_ELASTICSEARCH_LOGS_INGESTION_ELAPSED">METRIC_<wbr>ELASTICSEARCH_<wbr>LOGS_<wbr>INGESTION_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_ERROR_COUNTER.html" title="struct servers::metrics::METRIC_ERROR_COUNTER">METRIC_<wbr>ERROR_<wbr>COUNTER</a></dt><dt><a class="struct" href="struct.METRIC_GRPC_REQUESTS_ELAPSED.html" title="struct servers::metrics::METRIC_GRPC_REQUESTS_ELAPSED">METRIC_<wbr>GRPC_<wbr>REQUESTS_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_GRPC_REQUESTS_TOTAL.html" title="struct servers::metrics::METRIC_GRPC_REQUESTS_TOTAL">METRIC_<wbr>GRPC_<wbr>REQUESTS_<wbr>TOTAL</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_INFLUXDB_WRITE_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_INFLUXDB_WRITE_ELAPSED">METRIC_<wbr>HTTP_<wbr>INFLUXDB_<wbr>WRITE_<wbr>ELAPSED</a></dt><dd>Http influxdb write duration per database.</dd><dt><a class="struct" href="struct.METRIC_HTTP_LOGS_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_LOGS_ELAPSED">METRIC_<wbr>HTTP_<wbr>LOGS_<wbr>ELAPSED</a></dt><dd>Http logs query duration per database.</dd><dt><a class="struct" href="struct.METRIC_HTTP_LOGS_INGESTION_COUNTER.html" title="struct servers::metrics::METRIC_HTTP_LOGS_INGESTION_COUNTER">METRIC_<wbr>HTTP_<wbr>LOGS_<wbr>INGESTION_<wbr>COUNTER</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_LOGS_INGESTION_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_LOGS_INGESTION_ELAPSED">METRIC_<wbr>HTTP_<wbr>LOGS_<wbr>INGESTION_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_LOGS_TRANSFORM_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_LOGS_TRANSFORM_ELAPSED">METRIC_<wbr>HTTP_<wbr>LOGS_<wbr>TRANSFORM_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_OPENTELEMETRY_LOGS_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_OPENTELEMETRY_LOGS_ELAPSED">METRIC_<wbr>HTTP_<wbr>OPENTELEMETRY_<wbr>LOGS_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_OPENTELEMETRY_METRICS_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_OPENTELEMETRY_METRICS_ELAPSED">METRIC_<wbr>HTTP_<wbr>OPENTELEMETRY_<wbr>METRICS_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_OPENTELEMETRY_TRACES_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_OPENTELEMETRY_TRACES_ELAPSED">METRIC_<wbr>HTTP_<wbr>OPENTELEMETRY_<wbr>TRACES_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_PROMETHEUS_PROMQL_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_PROMETHEUS_PROMQL_ELAPSED">METRIC_<wbr>HTTP_<wbr>PROMETHEUS_<wbr>PROMQL_<wbr>ELAPSED</a></dt><dd>Http prometheus endpoint query duration per database.</dd><dt><a class="struct" href="struct.METRIC_HTTP_PROMQL_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_PROMQL_ELAPSED">METRIC_<wbr>HTTP_<wbr>PROMQL_<wbr>ELAPSED</a></dt><dd>Http pql query duration per database.</dd><dt><a class="struct" href="struct.METRIC_HTTP_PROM_STORE_CODEC_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_PROM_STORE_CODEC_ELAPSED">METRIC_<wbr>HTTP_<wbr>PROM_<wbr>STORE_<wbr>CODEC_<wbr>ELAPSED</a></dt><dd>Prometheus remote write codec duration.</dd><dt><a class="struct" href="struct.METRIC_HTTP_PROM_STORE_CONVERT_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_PROM_STORE_CONVERT_ELAPSED">METRIC_<wbr>HTTP_<wbr>PROM_<wbr>STORE_<wbr>CONVERT_<wbr>ELAPSED</a></dt><dd>Duration to convert prometheus write request to gRPC request.</dd><dt><a class="struct" href="struct.METRIC_HTTP_PROM_STORE_DECODE_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_PROM_STORE_DECODE_ELAPSED">METRIC_<wbr>HTTP_<wbr>PROM_<wbr>STORE_<wbr>DECODE_<wbr>ELAPSED</a></dt><dd>Decode duration of prometheus write request.</dd><dt><a class="struct" href="struct.METRIC_HTTP_PROM_STORE_READ_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_PROM_STORE_READ_ELAPSED">METRIC_<wbr>HTTP_<wbr>PROM_<wbr>STORE_<wbr>READ_<wbr>ELAPSED</a></dt><dd>Http prometheus read duration per database.</dd><dt><a class="struct" href="struct.METRIC_HTTP_PROM_STORE_WRITE_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_PROM_STORE_WRITE_ELAPSED">METRIC_<wbr>HTTP_<wbr>PROM_<wbr>STORE_<wbr>WRITE_<wbr>ELAPSED</a></dt><dd>Http prometheus write duration per database.</dd><dt><a class="struct" href="struct.METRIC_HTTP_REQUESTS_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_REQUESTS_ELAPSED">METRIC_<wbr>HTTP_<wbr>REQUESTS_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_REQUESTS_TOTAL.html" title="struct servers::metrics::METRIC_HTTP_REQUESTS_TOTAL">METRIC_<wbr>HTTP_<wbr>REQUESTS_<wbr>TOTAL</a></dt><dt><a class="struct" href="struct.METRIC_HTTP_SQL_ELAPSED.html" title="struct servers::metrics::METRIC_HTTP_SQL_ELAPSED">METRIC_<wbr>HTTP_<wbr>SQL_<wbr>ELAPSED</a></dt><dd>Http SQL query duration per database.</dd><dt><a class="struct" href="struct.METRIC_JAEGER_QUERY_ELAPSED.html" title="struct servers::metrics::METRIC_JAEGER_QUERY_ELAPSED">METRIC_<wbr>JAEGER_<wbr>QUERY_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_LOKI_LOGS_INGESTION_COUNTER.html" title="struct servers::metrics::METRIC_LOKI_LOGS_INGESTION_COUNTER">METRIC_<wbr>LOKI_<wbr>LOGS_<wbr>INGESTION_<wbr>COUNTER</a></dt><dd>Count of logs ingested into Loki.</dd><dt><a class="struct" href="struct.METRIC_LOKI_LOGS_INGESTION_ELAPSED.html" title="struct servers::metrics::METRIC_LOKI_LOGS_INGESTION_ELAPSED">METRIC_<wbr>LOKI_<wbr>LOGS_<wbr>INGESTION_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.METRIC_MYSQL_CONNECTIONS.html" title="struct servers::metrics::METRIC_MYSQL_CONNECTIONS">METRIC_<wbr>MYSQL_<wbr>CONNECTIONS</a></dt><dt><a class="struct" href="struct.METRIC_MYSQL_PREPARED_COUNT.html" title="struct servers::metrics::METRIC_MYSQL_PREPARED_COUNT">METRIC_<wbr>MYSQL_<wbr>PREPARED_<wbr>COUNT</a></dt><dt><a class="struct" href="struct.METRIC_MYSQL_QUERY_TIMER.html" title="struct servers::metrics::METRIC_MYSQL_QUERY_TIMER">METRIC_<wbr>MYSQL_<wbr>QUERY_<wbr>TIMER</a></dt><dt><a class="struct" href="struct.METRIC_POSTGRES_CONNECTIONS.html" title="struct servers::metrics::METRIC_POSTGRES_CONNECTIONS">METRIC_<wbr>POSTGRES_<wbr>CONNECTIONS</a></dt><dt><a class="struct" href="struct.METRIC_POSTGRES_PREPARED_COUNT.html" title="struct servers::metrics::METRIC_POSTGRES_PREPARED_COUNT">METRIC_<wbr>POSTGRES_<wbr>PREPARED_<wbr>COUNT</a></dt><dt><a class="struct" href="struct.METRIC_POSTGRES_QUERY_TIMER.html" title="struct servers::metrics::METRIC_POSTGRES_QUERY_TIMER">METRIC_<wbr>POSTGRES_<wbr>QUERY_<wbr>TIMER</a></dt><dt><a class="struct" href="struct.METRIC_SERVER_GRPC_DB_REQUEST_TIMER.html" title="struct servers::metrics::METRIC_SERVER_GRPC_DB_REQUEST_TIMER">METRIC_<wbr>SERVER_<wbr>GRPC_<wbr>DB_<wbr>REQUEST_<wbr>TIMER</a></dt><dt><a class="struct" href="struct.METRIC_SERVER_GRPC_PROM_REQUEST_TIMER.html" title="struct servers::metrics::METRIC_SERVER_GRPC_PROM_REQUEST_TIMER">METRIC_<wbr>SERVER_<wbr>GRPC_<wbr>PROM_<wbr>REQUEST_<wbr>TIMER</a></dt><dt><a class="struct" href="struct.MetricsMiddleware.html" title="struct servers::metrics::MetricsMiddleware">Metrics<wbr>Middleware</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="struct" href="struct.MetricsMiddlewareLayer.html" title="struct servers::metrics::MetricsMiddlewareLayer">Metrics<wbr>Middleware<wbr>Layer</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>A metrics middleware.</dd><dt><a class="struct" href="struct.PENDING_BATCHES.html" title="struct servers::metrics::PENDING_BATCHES">PENDING_<wbr>BATCHES</a></dt><dt><a class="struct" href="struct.PENDING_ROWS.html" title="struct servers::metrics::PENDING_ROWS">PENDING_<wbr>ROWS</a></dt><dt><a class="struct" href="struct.PENDING_ROWS_BATCH_FLUSH_STAGE_ELAPSED.html" title="struct servers::metrics::PENDING_ROWS_BATCH_FLUSH_STAGE_ELAPSED">PENDING_<wbr>ROWS_<wbr>BATCH_<wbr>FLUSH_<wbr>STAGE_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.PENDING_ROWS_BATCH_INGEST_STAGE_ELAPSED.html" title="struct servers::metrics::PENDING_ROWS_BATCH_INGEST_STAGE_ELAPSED">PENDING_<wbr>ROWS_<wbr>BATCH_<wbr>INGEST_<wbr>STAGE_<wbr>ELAPSED</a></dt><dt><a class="struct" href="struct.PENDING_WORKERS.html" title="struct servers::metrics::PENDING_WORKERS">PENDING_<wbr>WORKERS</a></dt><dt><a class="struct" href="struct.PROM_STORE_REMOTE_WRITE_SAMPLES.html" title="struct servers::metrics::PROM_STORE_REMOTE_WRITE_SAMPLES">PROM_<wbr>STORE_<wbr>REMOTE_<wbr>WRITE_<wbr>SAMPLES</a></dt><dd>The samples count of Prometheus remote write.</dd><dt><a class="struct" href="struct.REQUEST_MEMORY_IN_USE.html" title="struct servers::metrics::REQUEST_MEMORY_IN_USE">REQUEST_<wbr>MEMORY_<wbr>IN_<wbr>USE</a></dt><dd>Current memory in use by all concurrent requests (HTTP, gRPC, Flight).</dd><dt><a class="struct" href="struct.REQUEST_MEMORY_LIMIT.html" title="struct servers::metrics::REQUEST_MEMORY_LIMIT">REQUEST_<wbr>MEMORY_<wbr>LIMIT</a></dt><dd>Maximum configured memory for all concurrent requests.</dd><dt><a class="struct" href="struct.REQUEST_MEMORY_REJECTED.html" title="struct servers::metrics::REQUEST_MEMORY_REJECTED">REQUEST_<wbr>MEMORY_<wbr>REJECTED</a></dt><dd>Total number of requests rejected due to memory exhaustion.</dd></dl><h2 id="constants" class="section-header">Constants<a href="#constants" class="anchor">§</a></h2><dl class="item-table"><dt><a class="constant" href="constant.METRIC_CODE_LABEL.html" title="constant servers::metrics::METRIC_CODE_LABEL">METRIC_<wbr>CODE_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_DB_LABEL.html" title="constant servers::metrics::METRIC_DB_LABEL">METRIC_<wbr>DB_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_ERROR_COUNTER_LABEL_MYSQL.html" title="constant servers::metrics::METRIC_ERROR_COUNTER_LABEL_MYSQL">METRIC_<wbr>ERROR_<wbr>COUNTER_<wbr>LABEL_<wbr>MYSQL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_FAILURE_VALUE.html" title="constant servers::metrics::METRIC_FAILURE_VALUE">METRIC_<wbr>FAILURE_<wbr>VALUE</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_METHOD_LABEL.html" title="constant servers::metrics::METRIC_METHOD_LABEL">METRIC_<wbr>METHOD_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_MYSQL_BINQUERY.html" title="constant servers::metrics::METRIC_MYSQL_BINQUERY">METRIC_<wbr>MYSQL_<wbr>BINQUERY</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_MYSQL_SUBPROTOCOL_LABEL.html" title="constant servers::metrics::METRIC_MYSQL_SUBPROTOCOL_LABEL">METRIC_<wbr>MYSQL_<wbr>SUBPROTOCOL_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_MYSQL_TEXTQUERY.html" title="constant servers::metrics::METRIC_MYSQL_TEXTQUERY">METRIC_<wbr>MYSQL_<wbr>TEXTQUERY</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_PATH_LABEL.html" title="constant servers::metrics::METRIC_PATH_LABEL">METRIC_<wbr>PATH_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_POSTGRES_EXTENDED_QUERY.html" title="constant servers::metrics::METRIC_POSTGRES_EXTENDED_QUERY">METRIC_<wbr>POSTGRES_<wbr>EXTENDED_<wbr>QUERY</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_POSTGRES_SIMPLE_QUERY.html" title="constant servers::metrics::METRIC_POSTGRES_SIMPLE_QUERY">METRIC_<wbr>POSTGRES_<wbr>SIMPLE_<wbr>QUERY</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_POSTGRES_SUBPROTOCOL_LABEL.html" title="constant servers::metrics::METRIC_POSTGRES_SUBPROTOCOL_LABEL">METRIC_<wbr>POSTGRES_<wbr>SUBPROTOCOL_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_PROTOCOL_LABEL.html" title="constant servers::metrics::METRIC_PROTOCOL_LABEL">METRIC_<wbr>PROTOCOL_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_RESULT_LABEL.html" title="constant servers::metrics::METRIC_RESULT_LABEL">METRIC_<wbr>RESULT_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_SUCCESS_VALUE.html" title="constant servers::metrics::METRIC_SUCCESS_VALUE">METRIC_<wbr>SUCCESS_<wbr>VALUE</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.METRIC_TYPE_LABEL.html" title="constant servers::metrics::METRIC_TYPE_LABEL">METRIC_<wbr>TYPE_<wbr>LABEL</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.http_metrics_layer.html" title="fn servers::metrics::http_metrics_layer">http_<wbr>metrics_<wbr>layer</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>A middleware to record metrics for HTTP.</dd></dl></section></div></main></body></html>
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