1.1 --- a/src/share/vm/runtime/arguments.cpp Tue Feb 25 13:52:37 2014 +0100 1.2 +++ b/src/share/vm/runtime/arguments.cpp Wed Mar 05 10:20:30 2014 +0100 1.3 @@ -2463,7 +2463,7 @@ 1.4 #endif 1.5 1.6 // TieredCompilation needs at least 2 compiler threads. 1.7 - const int num_min_compiler_threads = (TieredCompilation) ? 2 : 1; 1.8 + const int num_min_compiler_threads = (TieredCompilation && (TieredStopAtLevel >= CompLevel_full_optimization)) ? 2 : 1; 1.9 status &=verify_min_value(CICompilerCount, num_min_compiler_threads, "CICompilerCount"); 1.10 1.11 return status;