I have found the issue. It was SLES machine was not able to resolve DNS name , so IO::Socket::INET throws exception and cleaned up sockets.
Thanks for the helpIn reply to Re^4: Perl DBI connection timeout on SLES 10 sp4 X86_64
by prashantktyagi
in thread Perl DBI connection timeout on SLES 10 sp4 X86_64
by prashantktyagi
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