package magic-trace

You can search for identifiers within the package.

in-package search v0.2.0

Collects and displays high-resolution traces of what a process is doing

Install

Dune Dependency

magic-trace.org Readme MIT License Edit opam file Versions (1)

Authors

J

Jane Street Group, LLC

Maintainers

J

Jane Street developers

Sources

v1.0.1.tar.gz

sha256=77b2e4b3bc769910656d0fdee4839250548aa49486fd3554f6c057f1d64abe99

sha512=1f111db6348673c22a110611182a92c8aa999668dc077c44bc4abcaa72ccb197899ff2577047888627b50fcc9890824de6c82b4fe9f06129190b8b487ec3f716

doc/src/magic-trace.magic_trace_lib/env_vars.ml.html

Source file `env_vars.ml`

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
open! Core
open Async

(* Points to a filesystem path will a copy of Perfetto. If provided, magic-trace will
   automatically start a local HTTP server for you to view the trace. You can use this
   "hidden" feature to serve a local copy of Perfetto if you don't want to copy trace
   files around. *)
let perfetto_dir = Unix.getenv "MAGIC_TRACE_PERFETTO_DIR"

(* Whether [perf] should be considered privileged when running as not-root. Bypasses error
   checks around kernel tracing when not root. *)
let perf_is_privileged = Option.is_some (Unix.getenv "MAGIC_TRACE_PERF_IS_PRIVILEGED")

(* Turns on hidden command line options and attached "[inferred start time]" to functions
   with inferred start times.

   This helps magic-trace developers debug magic-trace, it's not generally useful. *)
let debug = Option.is_some (Unix.getenv "MAGIC_TRACE_DEBUG")