How i can run two file shell in parallel and do not shared the same jvm. may be i use thread but how i run two file shell bu two thread ? File 1:

#!/bin/bash
#
# Script for running several experimentations one the same JVM
# Usage : TRACE_DIR NB_EXPE Factories... 
#

param="parameter1"
another="parameter2"

for ((i = 10; i >= 0; i -= 1))
do
echo "run my file with param another " 
done  

File 2 :

#!/bin/bash
#
# Script for running several experimentations one the same JVM
# Usage : TRACE_DIR NB_EXPE Factories... 
#

a="101" b="400" c="500"

echo "run my programme with a b c "