From 5d55ebdefe7950a8b719474b5422b9b614e6d9c0 Mon Sep 17 00:00:00 2001
From: Leo Chen <chenqiuliang@baidu.com>
Date: Wed, 11 May 2022 14:14:36 +0800
Subject: [PATCH] print start time, end time for each compilation command
 (#42647)

* print start time, end time for each compilation command

* add process info
---
 tools/get_build_time.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tools/get_build_time.sh b/tools/get_build_time.sh
index a89c024f97e..1563fefff37 100755
--- a/tools/get_build_time.sh
+++ b/tools/get_build_time.sh
@@ -15,4 +15,8 @@
 # limitations under the License.
 
 CUR_ROOT=$(dirname "$0")/..
-/usr/bin/time -f '%C, %E elapsed, %U user, %S sys' "$@" >> $CUR_ROOT/build/build-time 2>&1
+start=$(date +%s.%N)
+duration=$("/usr/bin/time" -f "%C, %E elapsed, %U user, %S sys" "$@" 2>&1)
+end=$(date +%s.%N)
+
+echo ${duration}, 'start', $start, 'end', $end, 'process', $$ >> $CUR_ROOT/build/build-time
-- 
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