my 'test' file contains: 

awk 'BEGIN {for(i=0;i<10000;i++)for(j=0;j<10000;j++);}'
echo "Finish at `date`"

and my 'testscripts' file contains

./test &
./test &
./test &
./test &
./test &
./test &
./test &
./test &
echo "8th done is real finish"

and the result

without cluster feature (only run on linuxse machine)

[ying@linuxse ying]$ ./testscripts ; date
8th done is real finish
Tue Jul 10 11:36:47 PDT 2001
[ying@linuxse ying]$ Finish at Tue Jul 10 11:41:47 PDT 2001
Finish at Tue Jul 10 11:41:47 PDT 2001
Finish at Tue Jul 10 11:41:47 PDT 2001
Finish at Tue Jul 10 11:41:48 PDT 2001
Finish at Tue Jul 10 11:41:48 PDT 2001
Finish at Tue Jul 10 11:41:48 PDT 2001
Finish at Tue Jul 10 11:41:48 PDT 2001
Finish at Tue Jul 10 11:41:48 PDT 2001

~5 minutes and 1 sec

with cluster feature (processes can be run on both machines)

[ying@linuxse ying]$ mosrun -l ./testscripts ; date
8th done is real finish
Tue Jul 10 11:45:36 PDT 2001
[ying@linuxse ying]$ Finish at Tue Jul 10 11:48:46 PDT 2001
Finish at Tue Jul 10 11:48:47 PDT 2001
Finish at Tue Jul 10 11:48:47 PDT 2001
Finish at Tue Jul 10 11:48:47 PDT 2001
Finish at Tue Jul 10 11:48:47 PDT 2001
Finish at Tue Jul 10 11:48:54 PDT 2001
Finish at Tue Jul 10 11:48:57 PDT 2001
Finish at Tue Jul 10 11:49:00 PDT 2001

~3 minutes and 24 sec

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