diff options
Diffstat (limited to 'src/node_options.cc')
| -rw-r--r-- | src/node_options.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/node_options.cc b/src/node_options.cc index a6d7e41e8d..a36666c3e0 100644 --- a/src/node_options.cc +++ b/src/node_options.cc @@ -161,6 +161,11 @@ void EnvironmentOptions::CheckOptions(std::vector<std::string>* errors) { if (!cpu_prof_dir.empty()) { errors->push_back("--cpu-prof-dir must be used with --cpu-prof"); } + // We can't catch the case where the value passed is the default value, + // then the option just becomes a noop which is fine. + if (cpu_prof_interval != kDefaultCpuProfInterval) { + errors->push_back("--cpu-prof-interval must be used with --cpu-prof"); + } } debug_options_.CheckOptions(errors); @@ -356,6 +361,10 @@ EnvironmentOptionsParser::EnvironmentOptionsParser() { "specified file name of the V8 CPU profile generated with " "--cpu-prof", &EnvironmentOptions::cpu_prof_name); + AddOption("--cpu-prof-interval", + "specified sampling interval in microseconds for the V8 CPU " + "profile generated with --cpu-prof. (default: 1000)", + &EnvironmentOptions::cpu_prof_interval); AddOption("--cpu-prof-dir", "Directory where the V8 profiles generated by --cpu-prof will be " "placed. Does not affect --prof.", |