My bad, I was logged in on anther host at that point.
I am actually running 2.4.39,had isntalled using yum.\
When i change the password on one of the masters, on the other running a "slapd-d sync" gives me the below logs
54f02a99 do_syncrep2: rid=002 LDAP_RES_INTERMEDIATE - REFRESH_DELETE
54f02ac1 do_syncrep2: rid=002 cookie=rid=002,sid=002,csn=20150227082849.946711Z#000000#002#000000
54f02ac1 syncrepl_message_to_entry: rid=002 DN: uid=sam,ou=People,dc=ldap,dc=qa,dc=test,dc=com, UUID: 939083ce-5221-1034-8cd3-75f783d284f6
54f02ac1 syncrepl_entry: rid=002 LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_MODIFY)
54f02ac1 syncrepl_entry: rid=002 be_search (0)
54f02ac1 syncrepl_entry: rid=002 uid=sam,ou=People,dc=ldap,dc=qa,dc=test,dc=com
54f02ac1 slap_queue_csn: queing 0x7f7004109670 20150227082849.946711Z#000000#002#000000
54f02ac1 syncprov_matchops: skipping original sid 002
54f02ac1 syncprov_matchops: skipping original sid 002
54f02ac1 slap_graduate_commit_csn: removing 0x7f700410f7b0 20150227082849.946711Z#000000#002#000000
54f02ac1 syncrepl_entry: rid=002 be_modify uid=sam,ou=People,dc=ldap,dc=qa,dc=test,dc=com (0)
54f02ac1 slap_queue_csn: queing 0x7f7004109670 20150227082849.946711Z#000000#002#000000
54f02ac1 slap_graduate_commit_csn: removing 0x7f700410d730 20150227082849.946711Z#000000#002#000000
54f02ac1 do_syncrep2: rid=002 cookie=rid=002,sid=002,csn=20150227082849.974298Z#000000#002#000000
54f02ac1 syncrepl_message_to_entry: rid=002 DN: uid=sam,ou=People,dc=ldap,dc=qa,dc=test,dc=com, UUID: 939083ce-5221-1034-8cd3-75f783d284f6
54f02ac1 syncrepl_entry: rid=002 LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_MODIFY)
54f02ac1 syncrepl_entry: rid=002 be_search (0)
54f02ac1 syncrepl_entry: rid=002 uid=sam,ou=People,dc=ldap,dc=qa,dc=test,dc=com
54f02ac1 slap_queue_csn: queing 0x7f6ffc103830 20150227082849.974298Z#000000#002#000000
54f02ac1 syncprov_matchops: skipping original sid 002
54f02ac1 slap_graduate_commit_csn: removing 0x7f6ffc104920 20150227082849.974298Z#000000#002#000000
54f02ac1 syncprov_matchops: skipping original sid 002
54f02ac1 syncrepl_entry: rid=002 be_modify uid=sam,ou=People,dc=ldap,dc=qa,dc=test,dc=com (0)
54f02ac1 slap_queue_csn: queing 0x7f6ffc103830 20150227082849.974298Z#000000#002#000000
54f02ac1 slap_graduate_commit_csn: removing 0x7f6ffc104bf0 20150227082849.974298Z#000000#002#000000
" syncprov_matchops: skipping original sid 002"
I have seen few others also having raised similar issues but could not find a possible solution.