From a37d48d67e056007b0992ff250f9f6d0e06c66a2 Mon Sep 17 00:00:00 2001
From: Nicole Stiliyan Vukadinova <vukadinova@fb.com>
Date: Tue, 28 Jul 2020 07:21:29 -0700
Subject: [PATCH] Fix the inconsistency in the timestamps for markerStart and
 markerEnd

Summary: There was in inconsistency in the timestamps used for markerStart and markerEnd, resulting in negative duration being reported in the Scuba table.

Reviewed By: nubbel

Differential Revision: D22791255

fbshipit-source-id: a4a16c6583974a0423b12805fb8d1a22af44cf5c
---
 desktop/app/src/init.tsx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/desktop/app/src/init.tsx b/desktop/app/src/init.tsx
index cef429851..e26ad76d9 100644
--- a/desktop/app/src/init.tsx
+++ b/desktop/app/src/init.tsx
@@ -46,9 +46,12 @@ if (process.env.NODE_ENV === 'development' && os.platform() === 'darwin') {
   global.electronRequire('mac-ca');
 }
 
+const [s, ns] = process.hrtime();
+const launchTime = s * 1e3 + ns / 1e6;
+
 const logger = initLogger(store);
 
-QuickPerformanceLogger.markerStart(FLIPPER_QPL_EVENTS.STARTUP);
+QuickPerformanceLogger.markerStart(FLIPPER_QPL_EVENTS.STARTUP, 0, launchTime);
 
 enableMapSet();