X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fintel_rdt.c;h=422d05de3050ed8c71dac8b64364e8728c39f473;hb=4d08ad76c9ad3fb84138d037ab4586db02c723d1;hp=5e8f9809d6fdba3c16441d378c56571e817a5174;hpb=d271957bf705b892d47319e81f5a7687fd6a9bea;p=collectd.git

diff --git a/src/intel_rdt.c b/src/intel_rdt.c
index 5e8f9809..422d05de 100644
--- a/src/intel_rdt.c
+++ b/src/intel_rdt.c
@@ -864,10 +864,12 @@ static void rdt_init_pids_monitoring() {
     g_rdt->num_proc_pids += ng->num_names;
   }
 
-  int update_result =
-      proc_pids_update(RDT_PROC_PATH, g_rdt->proc_pids, g_rdt->num_proc_pids);
-  if (0 != update_result)
-    ERROR(RDT_PLUGIN ": Initial update of proc pids failed");
+  if (g_rdt->num_ngroups > 0) {
+    int update_result =
+        proc_pids_update(RDT_PROC_PATH, g_rdt->proc_pids, g_rdt->num_proc_pids);
+    if (0 != update_result)
+      ERROR(RDT_PLUGIN ": Initial update of proc pids failed");
+  }
 
   for (size_t group_idx = 0; group_idx < g_rdt->num_ngroups; group_idx++) {
     int refresh_result = rdt_refresh_ngroup(&(g_rdt->ngroups[group_idx]),