increase jvm thread stack space to 228k for centos 6.5 & redhat. cassandra won't start otherwise
increase jvm thread stack space to 228k for centos 6.5 & redhat. cassandra won't start otherwise

Change-Id: I2fb9945cd12f1b0a509a6b1b6a39b9f201032827

Juniper/contrail-provisioning,Juniper/contrail-provisioning