With Merlin b58 -server flag, on machine jtgbp62c (Solaris 7 x86),
VMark passed 24 hours but there were intermitten failures.
 core and log files are under /net/jtgb4u4c.eng/export/sail14/bigapps_log/solaris/merlin_b58/jtgbp62c/VolanoMark*

Error message:
An unexpected exception has been detected in native code outside the VM.
Unexpected Signal : 11 occurred at PC=0xC50
Function=[Unknown.]
Library=(N/A)

NOTE: We are unable to locate the function name symbol for the error
      just occurred. Please refer to release documentation for possible
      reason and solutions.
Dynamic libraries:
0x8048000 /usr/j2se_b58/bin/../bin/i386/native_threads/java
0xdfbb7000 /usr/lib/libthread.so.1
0xdfbdf000 /usr/lib/libdl.so.1
0xdfb22000 /usr/lib/libc.so.1
0xdecb3000 /usr/j2se_b58/jre/lib/i386/server/libjvm.so
0xdfb05000 /usr/lib/libCrun.so.1
0xdfafa000 /usr/lib/libsocket.so.1
0xdfa7d000 /usr/lib/libnsl.so.1
0xdfa70000 /usr/lib/libm.so.1
0xdfa6b000 /usr/lib/libw.so.1
0xdfa66000 /usr/lib/libmp.so.2
0xdfa55000 /usr/j2se_b58/jre/lib/i386/native_threads/libhpi.so
0xdfa3d000 /usr/j2se_b58/jre/lib/i386/libverify.so
0xdfa19000 /usr/j2se_b58/jre/lib/i386/libjava.so
0xdfa06000 /usr/j2se_b58/jre/lib/i386/libzip.so
0xdd449000 /usr/j2se_b58/jre/lib/i386/libnet.so
0xdebe7000 /usr/lib/nss_nis.so.1
0xdf80a000 /usr/lib/straddr.so

Local Time = Fri Apr 6 06:28:16 2001
Elapsed Time = 17
#
# The exception above was detected in native code outside the VM
#
# Java VM: Java HotSpot(TM) Server VM (1.4.0-beta-b58 mixed mode)
#


Coleen Phillimore looked at the problem. Here is her diagnosis.

Post the hs_error_pid*log in the bug report. The symptom of this is that there's a seg fault in C2 compiler.
 
  [6] sigacthandler(0xb, 0xdc000000, 0xbddc0000, 0x1fbddc00), at 0xdfbcd43b
  ---- called from signal handler with signal 11 (SIGSEGV) ------
  [7] emit_opcode(0x814a960, 0x8b0814a9, 0x8b0814, 0x8b08), at 0xded3f46c
  [8] encode_Copy(0x814a960, 0x10814a9, 0x10814, 0x108), at 0xded6bc51
  [9] movPNode::emit(0x83959f0, 0x60083959, 0xa9600839, 0x14a96008), at 0xded729
07
  [10] Compile::Fill_buffer(0xcf1fc558, 0x2ccf1fc5, 0x852ccf1f, 0x14852ccf), at
0xdedd5751
  [11] Compile::Output(0xcf1fc558, 0xe8cf1fc5, 0xc2e8cf1f, 0x1fc2e8cf), at 0xded
d408d

Running this with -Xcomp reveals even more problems.

june.zhong@eng 2001-04-09