diff --git a/.gitignore b/.gitignore
index 2d96fbde73a..19738f1b45d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,6 +23,7 @@
 .coverage
 .DS_Store
 Servo.app
+servo.pftrace
 .config.mk.last
 /glfw
 webrender-captures/
diff --git a/Cargo.lock b/Cargo.lock
index 4a2644b43e8..ab30fcf7283 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -782,6 +782,15 @@ dependencies = [
  "error-code",
 ]
 
+[[package]]
+name = "cmake"
+version = "0.1.51"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fb1e43aa7fd152b1f968787f7dbcdeb306d1867ff373c69955211876c053f91a"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "cocoa"
 version = "0.25.0"
@@ -1798,6 +1807,12 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "86d4de0081402f5e88cdac65c8dcdcc73118c1a7a465e2a05f0da05843a8ea33"
 
+[[package]]
+name = "fixedbitset"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
+
 [[package]]
 name = "flate2"
 version = "1.0.33"
@@ -4141,6 +4156,15 @@ dependencies = [
  "tendril",
 ]
 
+[[package]]
+name = "matchers"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8263075bb86c5a1b1427b5ae862e8889656f126e9f77c484496e8b47cf5c5558"
+dependencies = [
+ "regex-automata 0.1.10",
+]
+
 [[package]]
 name = "matches"
 version = "0.1.10"
@@ -4367,6 +4391,12 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "956787520e75e9bd233246045d19f42fb73242759cc57fba9611d940ae96d4b0"
 
+[[package]]
+name = "multimap"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "defc4c55412d89136f966bbb339008b474350e5e6e78d2714439c386b3137a03"
+
 [[package]]
 name = "naga"
 version = "22.0.0"
@@ -4593,6 +4623,16 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "nu-ansi-term"
+version = "0.46.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
+dependencies = [
+ "overload",
+ "winapi",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.4.6"
@@ -4842,6 +4882,12 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a86ed3f5f244b372d6b1a00b72ef7f8876d0bc6a78a4c9985c53614041512063"
 
+[[package]]
+name = "overload"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
+
 [[package]]
 name = "owned_ttf_parser"
 version = "0.24.0"
@@ -4932,10 +4978,20 @@ version = "0.4.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c3659d1ee90221741f65dd128d9998311b0e40c5d3c23a62445938214abce4f"
 dependencies = [
- "fixedbitset",
+ "fixedbitset 0.1.9",
  "ordermap",
 ]
 
+[[package]]
+name = "petgraph"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4c5cc86750666a3ed20bdaf5ca2a0344f9c67674cae0515bec2da16fbaa47db"
+dependencies = [
+ "fixedbitset 0.4.2",
+ "indexmap",
+]
+
 [[package]]
 name = "phf"
 version = "0.10.1"
@@ -5134,6 +5190,16 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e8cf8e6a8aa66ce33f63993ffc4ea4271eb5b0530a9002db8455ea6050c77bfa"
 
+[[package]]
+name = "prettyplease"
+version = "0.2.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "479cf940fbbb3426c32c5d5176f62ad57549a0bb84773423ba8be9d089f5faba"
+dependencies = [
+ "proc-macro2",
+ "syn",
+]
+
 [[package]]
 name = "proc-macro-crate"
 version = "3.1.0"
@@ -5196,6 +5262,68 @@ version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "43d84d1d7a6ac92673717f9f6d1518374ef257669c24ebc5ac25d5033828be58"
 
+[[package]]
+name = "prost"
+version = "0.12.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "deb1435c188b76130da55f17a466d252ff7b1418b2ad3e037d127b94e3411f29"
+dependencies = [
+ "bytes",
+ "prost-derive",
+]
+
+[[package]]
+name = "prost-build"
+version = "0.12.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22505a5c94da8e3b7c2996394d1c933236c4d743e81a410bcca4e6989fc066a4"
+dependencies = [
+ "bytes",
+ "heck",
+ "itertools 0.10.5",
+ "log",
+ "multimap",
+ "once_cell",
+ "petgraph 0.6.5",
+ "prettyplease",
+ "prost",
+ "prost-types",
+ "regex",
+ "syn",
+ "tempfile",
+]
+
+[[package]]
+name = "prost-derive"
+version = "0.12.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81bddcdb20abf9501610992b6759a4c888aef7d1a7247ef75e2404275ac24af1"
+dependencies = [
+ "anyhow",
+ "itertools 0.10.5",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.12.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9091c90b0a32608e984ff2fa4091273cbdd755d54935c51d520887f4a1dbd5b0"
+dependencies = [
+ "prost",
+]
+
+[[package]]
+name = "protobuf-src"
+version = "2.1.0+27.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7edafa3bcc668fa93efafcbdf58d7821bbda0f4b458ac7fae3d57ec0fec8167"
+dependencies = [
+ "cmake",
+]
+
 [[package]]
 name = "qoi"
 version = "0.4.1"
@@ -5382,7 +5510,16 @@ dependencies = [
  "aho-corasick",
  "memchr",
  "regex-automata 0.4.7",
- "regex-syntax",
+ "regex-syntax 0.8.4",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
+dependencies = [
+ "regex-syntax 0.6.29",
 ]
 
 [[package]]
@@ -5402,9 +5539,15 @@ checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax",
+ "regex-syntax 0.8.4",
 ]
 
+[[package]]
+name = "regex-syntax"
+version = "0.6.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
+
 [[package]]
 name = "regex-syntax"
 version = "0.8.4"
@@ -5896,7 +6039,7 @@ dependencies = [
  "log",
  "num-complex",
  "num-traits",
- "petgraph",
+ "petgraph 0.4.13",
  "serde",
  "serde_derive",
  "servo-media-derive",
@@ -6181,6 +6324,9 @@ dependencies = [
  "surfman",
  "tinyfiledialogs",
  "tokio",
+ "tracing",
+ "tracing-perfetto",
+ "tracing-subscriber",
  "url",
  "vergen",
  "webxr",
@@ -6211,6 +6357,15 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "sharded-slab"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "shellwords"
 version = "1.1.0"
@@ -6779,6 +6934,26 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "thread-id"
+version = "4.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfe8f25bbdd100db7e1d34acf7fd2dc59c4bf8f7483f505eaa7d4f12f76cc0ea"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "thread_local"
+version = "1.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b9ef9bad013ada3808854ceac7b46812a6465ba368859a37e2100283d2d719c"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+]
+
 [[package]]
 name = "tiff"
 version = "0.9.1"
@@ -7090,6 +7265,54 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
 dependencies = [
  "once_cell",
+ "valuable",
+]
+
+[[package]]
+name = "tracing-log"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee855f1f400bd0e5c02d150ae5de3840039a3f54b025156404e34c23c03f47c3"
+dependencies = [
+ "log",
+ "once_cell",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-perfetto"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd21777b526dfcb57f11f65aa8a2024d83e1db52841993229b6e282e511978b7"
+dependencies = [
+ "anyhow",
+ "bytes",
+ "chrono",
+ "prost",
+ "prost-build",
+ "protobuf-src",
+ "rand",
+ "thread-id",
+ "tracing",
+ "tracing-subscriber",
+]
+
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad0f048c97dbd9faa9b7df56362b8ebcaa52adb06b498c050d2f4e32f90a7a8b"
+dependencies = [
+ "matchers",
+ "nu-ansi-term",
+ "once_cell",
+ "regex",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing",
+ "tracing-core",
+ "tracing-log",
 ]
 
 [[package]]
@@ -7276,6 +7499,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "valuable"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
+
 [[package]]
 name = "vcpkg"
 version = "0.2.15"
diff --git a/Cargo.toml b/Cargo.toml
index b59f8f20f41..5a1614fbcd2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -125,6 +125,9 @@ to_shmem = { git = "https://github.com/servo/stylo", branch = "2024-07-16" }
 tokio = "1"
 tokio-rustls = "0.24"
 tungstenite = "0.20"
+tracing = "0.1.40"
+tracing-subscriber = "0.3.18"
+tracing-perfetto = "0.1.1"
 uluru = "3.0"
 unicode-bidi = "0.3.15"
 unicode-properties = { version = "0.1.2", features = ["emoji"] }
diff --git a/ports/servoshell/Cargo.toml b/ports/servoshell/Cargo.toml
index c898206bda9..5e6ff09800e 100644
--- a/ports/servoshell/Cargo.toml
+++ b/ports/servoshell/Cargo.toml
@@ -48,6 +48,7 @@ multiview = ["libservo/multiview"]
 native-bluetooth = ["libservo/native-bluetooth"]
 profilemozjs = ["libservo/profilemozjs"]
 refcell_backtrace = ["libservo/refcell_backtrace"]
+tracing = ["dep:tracing", "dep:tracing-subscriber", "dep:tracing-perfetto"]
 webdriver = ["libservo/webdriver"]
 webgl_backtrace = ["libservo/webgl_backtrace"]
 
@@ -110,6 +111,9 @@ raw-window-handle = "0.6"
 shellwords = "1.0.0"
 surfman = { workspace = true, features = ["sm-x11", "sm-raw-window-handle-06"] }
 tinyfiledialogs = "3.0"
+tracing = { workspace = true, optional = true }
+tracing-subscriber = { workspace = true, features = ["env-filter"], optional = true }
+tracing-perfetto = { workspace = true, optional = true }
 webxr = { git = "https://github.com/servo/webxr", features = ["ipc", "glwindow", "headless"] }
 winit = "0.29.10"
 
diff --git a/ports/servoshell/desktop/cli.rs b/ports/servoshell/desktop/cli.rs
index cde1cf8ee7a..0fa2bcc8a00 100644
--- a/ports/servoshell/desktop/cli.rs
+++ b/ports/servoshell/desktop/cli.rs
@@ -8,6 +8,16 @@ use getopts::Options;
 use log::error;
 use servo::config::opts::{self, ArgumentParsingResult};
 use servo::servo_config::pref;
+#[cfg(feature = "tracing")]
+use tracing::subscriber::set_global_default;
+#[cfg(feature = "tracing")]
+use tracing_perfetto::PerfettoLayer;
+#[cfg(feature = "tracing")]
+use tracing_subscriber::layer::SubscriberExt;
+#[cfg(feature = "tracing")]
+use tracing_subscriber::util::SubscriberInitExt;
+#[cfg(feature = "tracing")]
+use tracing_subscriber::EnvFilter;
 
 use crate::desktop::app::App;
 use crate::panic_hook;
@@ -15,6 +25,25 @@ use crate::panic_hook;
 pub fn main() {
     crate::crash_handler::install();
 
+    #[cfg(feature = "tracing")]
+    {
+        let file = std::fs::File::create("servo.pftrace").unwrap();
+        let perfetto_layer = PerfettoLayer::new(std::sync::Mutex::new(file));
+
+        // Set up a custom tracing subscriber and PerfettoLayer for performance tracing.
+        // The servo.pftrace file can be uploaded to https://ui.perfetto.dev for analysis.
+        let env_filter_layer = EnvFilter::from_default_env();
+        let subscriber = tracing_subscriber::registry()
+            .with(env_filter_layer)
+            .with(perfetto_layer);
+
+        // Set the subscriber as the global default for tracing. This means it will be used
+        // throughout the entire program unless a thread-local subscriber is set.
+        // Can only be set once; subsequent attempts will fail.
+        // <https://docs.rs/tracing/0.1.40/src/tracing/subscriber.rs.html#30>
+        set_global_default(subscriber).expect("Failed to set global default subscriber");
+    }
+
     crate::resources::init();
 
     // Parse the command line options and store them globally
diff --git a/servo-tidy.toml b/servo-tidy.toml
index eb2c57fe4d8..406e5aec717 100644
--- a/servo-tidy.toml
+++ b/servo-tidy.toml
@@ -15,6 +15,7 @@ rand = [
     "quickcheck", # Only used in tests
     "servo_rand",
     "tungstenite",
+    "tracing-perfetto",
 ]
 
 [ignore]
@@ -64,8 +65,23 @@ packages = [
     "phf_generator",
     "phf_shared",
 
+    # petgraph uses old version
+    "fixedbitset",
+
+    # servo-media-audio uses old version
+    "petgraph",
+
     # icu (from mozjs) uses old version
+    # tracing-subscriber (tokio-rs/tracing#3033) uses old version
+    # regex -> regex-automata 0.4.7
+    # icu_list -> regex-automata 0.2.0
+    # tracing-subscriber -> matchers -> regex-automata 0.1.0
     "regex-automata",
+
+    # tracing-subscriber (tokio-rs/tracing#3033) uses old version
+    # regex [-> regex-automata 0.4.7] -> regex-syntax 0.8.4
+    # tracing-subscriber -> matchers -> regex-automata 0.1.0 -> regex-syntax 0.6.29
+    "regex-syntax",
 ]
 # Files that are ignored for all tidy and lint checks.
 files = [