Function doWriteHeapSnapshot

lib/internal/process/pre_execution.js:522–525

()

  const { writeHeapSnapshot } = require('v8');

  function doWriteHeapSnapshot() {
    const heapSnapshotFilename = getHeapSnapshotFilename(diagnosticDir);
    writeHeapSnapshot(heapSnapshotFilename);
  }
  process.on(signal, doWriteHeapSnapshot);

  // The code above would add the listener back during deserialization,