From 93dff3c5a7dec961c4e96fd3f8ff91d5ef8caeb1 Mon Sep 17 00:00:00 2001
From: Alexey Rybalchenko <alexryba@gmail.com>
Date: Fri, 19 Feb 2021 01:52:31 +0100
Subject: [PATCH] Fix regression in shmmonitor

---
 fairmq/shmem/Monitor.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/fairmq/shmem/Monitor.cxx b/fairmq/shmem/Monitor.cxx
index 55dc343d..9f1d8f8c 100644
--- a/fairmq/shmem/Monitor.cxx
+++ b/fairmq/shmem/Monitor.cxx
@@ -136,8 +136,13 @@ void Monitor::Run()
 
     if (fInteractive) {
         Interactive();
-    } else {
+    } else if (fViewOnly) {
         CheckSegment();
+    } else {
+        while (!fTerminating) {
+            this_thread::sleep_for(chrono::milliseconds(fIntervalInMS));
+            CheckSegment();
+        }
     }
 
     if (!fViewOnly) {