src/hotspot/os/solaris/os_solaris.cpp

*** 289,298 ****
--- 289,306 ----
    _physical_memory = (julong)sysconf(_SC_PHYS_PAGES) *
                                       (julong)sysconf(_SC_PAGESIZE);
  }
  
  int os::active_processor_count() {
+   // User has overridden the number of active processors
+   if (ActiveProcessorCount > 0) {
+     log_trace(os)("active_processor_count: "
+                   "active processor count set by user : %d",
+                   (int)ActiveProcessorCount);
+     return ActiveProcessorCount;
+   }
+ 
    int online_cpus = sysconf(_SC_NPROCESSORS_ONLN);
    pid_t pid = getpid();
    psetid_t pset = PS_NONE;
    // Are we running in a processor set or is there any processor set around?
    if (pset_bind(PS_QUERY, P_PID, pid, &pset) == 0) {