default numcores to 1 if we can't figure it out

Change-Id: I56fde65a413db7f63fa2a9c4e93fe371b833568d
cloudfoundry-attic · Nov 1, 2011 · 4bfe9c1 · 4bfe9c1
1 parent b79753b
commit 4bfe9c1
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/common/lib/vcap/common.rb b/common/lib/vcap/common.rb
@@ -49,9 +49,12 @@ def self.num_cores
     elsif RUBY_PLATFORM =~ /freebsd|netbsd/
       `sysctl hw.ncpu`.strip.to_i
     else
-      # FIXME: wouldn't it be logical to assume there is at least 1 core!?
-      return -1 # unknown..
+      return 1 # unknown..
     end
+  rescue
+    # hwprefs doesn't always exist, and so the block above can fail.
+    # In any case, let's always assume that there is 1 core
+    1
   end
 
   def self.defer(*args, &blk)