Resolution: Launch domain hawkagent with X connection to the localhost:0.0 using the nohup command as follows:
nohup ./hawkagent_<domain-name> &.
After a while, the hawkagent gets auto killed.
Below error is observed in hawkagent's nohup.out file
Wed Dec 30 04:55:09 GMT 2015 Hawk Agent started successfully!
4462 [TsmSyncBindings] INFO com.tibco.security.impl.np.SecurityVendor - Initializing Entrust crypto provider in NON FIPS 140-2 mode; insert provider as normal
X connection to 10.35.54.82:0.0 host broken (explicit kill or server shutdown).
Resolution: Disable/Unset $DISPLAY environment variable in .profile file helps to overcome the issue.