JDK-8143155 : Remove TraceRuntimeCalls, TraceJNICalls and TraceJVMCalls rather than convert to UL
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: runtime
  • Affected Version: 9
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2015-11-17
  • Updated: 2016-03-16
  • Resolved: 2015-11-25
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JDK 9
9 b96Fixed
Related Reports
Relates :  
JDK-8133885 - Reimplement Runtime tracing code in Unified Logging framework (phase 1)
Description
There are options CountRuntimeCalls, CountJNICalls and CountJVMCalls that provide histograms of the calls into the JVM.  These are useful.
The Trace* Options provide no useful information and is thousands of lines of useless stuff for java -version.

JVM JVM_ArrayCopy
JVM JVM_ArrayCopy
JVM JVM_ArrayCopy
JVM JVM_ArrayCopy
JVM JVM_ArrayCopy
Java HotSpot(TM) 64-Bit Server VM (build 1.9.0-internal-fastdebug-cphillim_2015_11_13_14_47-b00-coleen, mixed mode)JVM JVM_ArrayCopy
JVM JVM_ArrayCopy

JVM JVM_ArrayCopy
JVM JVM_MonitorNotifyAll
JVM JVM_CurrentThread
JVM JVM_GetStackAccessControlContext
JVM JVM_GetInheritedAccessControlContext

OR: TraceRuntimeCalls
...
  7556  InterpreterRuntime::resolve_from_cache(JavaThread* thread, Bytecodes::Code bytecode)
  7557  InterpreterRuntime::build_method_counters(JavaThread* thread, Method* m)
  7558  InterpreterRuntime::resolve_from_cache(JavaThread* thread, Bytecodes::Code bytecode)
  7559  InterpreterRuntime::_new(JavaThread* thread, ConstantPool* pool, int index)
  7560  InterpreterRuntime::resolve_from_cache(JavaThread* thread, Bytecodes::Code bytecode)
  7561  InterpreterRuntime::build_method_counters(JavaThread* thread, Method* m)
  7562  InterpreterRuntime::resolve_from_cache(JavaThread* thread, Bytecodes::Code bytecode)
  7563  InterpreterRuntime::resolve_from_cache(JavaThread* thread, Bytecodes::Code bytecode)
  7564  InterpreterRuntime::build_method_counters(JavaThread* thread, Method* m)
...