gnb: move cleaning up of old cgroups to the start of static host description initialization

Author: sauka

apps/gnb/gnb.cpp

@@ -173,9 +173,6 @@ int main(int argc, char** argv)
   // Enable backtrace.
   enable_backtrace();
 
-  // Clean cgroups from a previous run.
-  cleanup_cgroups();
-
   // Setup and configure config parsing.
   CLI::App app("srsGNB application");
   app.config_formatter(create_yaml_config_parser());

lib/support/unique_thread.cpp

@@ -9,6 +9,7 @@
  */
 
 #include "srsran/support/unique_thread.h"
+#include "srsran/support/sysinfo.h"
 #include "fmt/ostream.h"
 #include <cstdio>
 #include <pthread.h>
@@ -27,6 +28,9 @@ struct cpu_description {
 /// \brief  Compute the CPU set of the caller thread.
 cpu_description compute_machine_desc()
 {
+  // Clean-up cgroups possibly left from a previous run.
+  cleanup_cgroups();
+
   cpu_description desc;
   cpu_set_t&      cpuset = desc.cpuset;