 +review CR-290 ENG-2659  reducing heap size for free sandbox
 +review CR-290 ENG-2659  reducing heap size for free sandbox

mpouttuclarke/cdap,caskdata/cdap,mpouttuclarke/cdap,chtyim/cdap,caskdata/cdap,caskdata/cdap,hsaputra/cdap,mpouttuclarke/cdap,anthcp/cdap,chtyim/cdap,chtyim/cdap,hsaputra/cdap,anthcp/cdap,anthcp/cdap,chtyim/cdap,mpouttuclarke/cdap,anthcp/cdap,caskdata/cdap,mpouttuclarke/cdap,anthcp/cdap,hsaputra/cdap,chtyim/cdap,caskdata/cdap,caskdata/cdap,chtyim/cdap,hsaputra/cdap,hsaputra/cdap