2280063 - SAP IQ16 : On some Solaris system, 'setup.bin' goes to hang status and fails installation.

IQ16 'setup.bin' goes to hang status and fails installation.

   ./setup.bin
   ./setup.bin -i console
   ./setup.bin -f file -i silent

There are 6 OS machine(Sun) in this customer.  Only two of them could complete installation well.
But the rest of them(4) were failed to install at the stage of ‘Forking JAVA in launching installer’.

[ truss dump from customer  ]

     - % truss -a -f -vall -D -d -E  -o<outputfilename>  ./setup.bin 
     - It was found that the below activity went into a sleep mode and then into a timeout condition.
   
  [truss]
     ...
     25789:   argv: /bin/uname ?n 
     25791:   argv: grep jre$
     25795:   argv: cat /etc/issue
     25797:   argv: /tmp/install.dir.25411/Solaris/resource/jre/bin/java
     ..
     25797/2: 29.9377  0.0000 memcntl(0xFFFFFFFF5C100000, 56936, MC_ADVISE, MADV_WILLNEED, 0, 0) = 0
     25797/2: 29.9378  0.0001 stat("./libjvm.so", 0xFFFFFFFF77EF9F50)  Err#2 ENOENT
     25411: read(3, 0xFFBFEE38, 128) (sleeping...)
     25797/1: lwp_wait(2, 0xFFFFFFFF7FFFE30C) (sleeping...) 
     ...
     25797/15: 30.8422  1.0075 lwp_cond_wait(0x100623F48, 0x100623F30, 0xFFFFFFFF5C9FF840, 0) Err#62 ETIME
     25797/15:  condvar type: USYNC_THREAD
     25797/15:  mutex type: USYNC_THREAD
     25797/15:  timeout: 0.999997203 sec
     ...
     ...

[ debugging information ]
    - Debugging information shows the setup stop proceeding at the Forking JAVA step.

    1) export LAX_DEBUG=true
    2) ./setup.bin -Dlax.debug.all=true -Dlax.debug.level=3
    
  [LAX debugging]

    /BI/gjang/prod/ebf25475>./setup.bin -Dlax.debug.all=true -Dlax.debug.level=3
    Preparing to install...
    ...
    Launching installer...

   ========= VM Command Line ============================================
   options:   -DACTIVE=true
   CLASSPATH:/tmp/install.dir.18832/InstallerData:/tmp/install.dir.18832/InstallerData/installer.zip:
   ========= Forking JAVA =============================================

IQ 16.0 SP10.x on Sun Solaris 10 SPARC 64-bit

"setup.bin" ; "hang" ; "IQ" ; "SYBASE" ; "JAVA" ; "Forking JAVA" ; "install" ; "LAX_DEBUG" ; "LAX_VM" ; "jdk" ; "JVM" , KBA , BC-SYB-IQ , Sybase IQ , Problem