with tiger b25, on solaris sparc, volanomark failed intermittenly.
Flag used: -server -XX:+UseConcMarkSweepGC

Test machine: j2se-db.west ( 12 cpu * 1050MHZ )
SunOS j2se-db 5.8 Generic_108528-23 sun4u sparc SUNW,Sun-Fire


Failure frequency: 4 times in 9 days ( 58000 iterations ) = 0.1%

Current thread (0x0026c188): JavaThread "CompilerThread0" daemon [_thread_in_vm
, id=21]

  ---- called from signal handler with signal 11 (SIGSEGV) ------
  [12] methodOopDesc::set_code(0xf394fda8, 0xf9063008, 0x56e870, 0x393e08, 0xea481d98, 0x0), at 0xfe22d544
  [13] ciEnv::register_method(0x23, 0x0, 0xffffffff, 0xf9063008, 0x0, 0x0), at 0xfe37f11c
  [14] Compile::Compile(0xea481150, 0x0, 0x237f18, 0x56e870, 0xfe625e25, 0x0), at 0xfe3a8c58
  [15] C2Compiler::compile_method(0xea4819d8, 0xc00, 0x4e4680, 0xffffffff, 0x237f18, 0x1), at 0xfe37554c
  [16] CompileBroker::invoke_compiler_on_method(0x393e08, 0x26c198, 0x26c76c, 0x23e980, 0x26c198, 0x0), at 0xfe22b66c
  [17] CompileBroker::compiler_thread_loop(0xfe6def90, 0x23e950, 0x26c198, 0xf394fda8, 0x393e08, 0x1), at 0xfe2c9ed0
  [18] JavaThread::run(0x26c198, 0x1, 0x2, 0xfe6d4a7c, 0xfe6d4a78, 0xea402000), at 0xfe27fd4c
  [19] _start(0x26c198, 0x5800, 0x21db, 0x437c, 0xfe692000, 0x26cd08), at 0xfe27ce3c

core files are under /export/archive/tiger_b25/VolanoMarkrun.24606.-server

###@###.### 2003-10-31