diff --git a/common.gypi b/common.gypi index a3aeff7e03d480..b2fa7874c26897 100644 --- a/common.gypi +++ b/common.gypi @@ -27,7 +27,7 @@ # Reset this number to 0 on major V8 upgrades. # Increment by one for each non-official patch applied to deps/v8. - 'v8_embedder_string': '-node.4', + 'v8_embedder_string': '-node.5', # Enable disassembler for `--print-code` v8 options 'v8_enable_disassembler': 1, diff --git a/deps/v8/src/profiler/cpu-profiler.cc b/deps/v8/src/profiler/cpu-profiler.cc index ac8f55a89b5545..a915ebd5119e56 100644 --- a/deps/v8/src/profiler/cpu-profiler.cc +++ b/deps/v8/src/profiler/cpu-profiler.cc @@ -165,13 +165,16 @@ void ProfilerEventsProcessor::Run() { if (nextSampleTime > now) { #if V8_OS_WIN - // Do not use Sleep on Windows as it is very imprecise. - // Could be up to 16ms jitter, which is unacceptable for the purpose. - while (base::TimeTicks::HighResolutionNow() < nextSampleTime) { - } -#else - base::OS::Sleep(nextSampleTime - now); + if (nextSampleTime - now < base::TimeDelta::FromMilliseconds(100)) { + // Do not use Sleep on Windows as it is very imprecise, with up to 16ms + // jitter, which is unacceptable for short profile intervals. + while (base::TimeTicks::HighResolutionNow() < nextSampleTime) { + } + } else // NOLINT #endif + { + base::OS::Sleep(nextSampleTime - now); + } } // Schedule next sample. sampler_ is nullptr in tests.