Merge pull request #94 from AmpereComputing/0002-perf-prev-pid

Adds robustness to the perf.sh method for finding hhvm pid.
facebookarchive · Feb 13, 2019 · aa31148 · aa31148
2 parents 42b24b5 + ab03117
commit aa31148
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/scripts/perf.sh b/scripts/perf.sh
@@ -9,6 +9,10 @@ ARGS="$@"
 echo "Running as $(whoami)"
 
 HHVM_PID="$(pgrep -xn 'hhvm')"
+PREV_PID=`expr $HHVM_PID - 1`
+if [ ! -f /tmp/perf-$HHVM_PID.map ] && [ -f /tmp/perf-$PREV_PID.map ]; then
+    HHVM_PID=$PREV_PID
+fi
 OSS_DIR=$(pwd)
 
 echo "The first arg is the output directory."