1.       velocity -64 -init 1.tcl -debugger ‘collect’

2.       it will generate a test.1.er

3.       /grid/common/pkgs/forte/latest/sunstudio/bin/analyzer

To open the corresponding .er file

You can find the performance bottleneck.

PS, for now, on some machines, it will report.

WARNING: Linux-64-bit, 16 CPUs, RHEL_4 system "sjfql465" is not supported by the Performance tools.

Just ignore it, since I did find it works at all till now.