Hi Mark as per your advise,
I checked the
/var/lib/dirsr5v/slapd-INSTANCE/db/useroot/ the files are gone
BUT seeing this lines
when exporting ldap instance, this are the indexes I removed
few days ago and saw them back
plugin_mr_find - Error: matching rule plugin for [caseIgnoreOrderingMatch-default] not found
[19/Oct/2015:21:59:04 -0700] plugin_mr_find - Error: matching rule plugin for [caseIgnoreSubstringMatch-default] not found
[19/Oct/2015:21:59:04 -0700] plugin_mr_find - Error: matching rule plugin for [caseIgnoreOrderingMatch-default] not found
[19/Oct/2015:21:59:04 -0700] plugin_mr_find - Error: matching rule plugin for [caseIgnoreSubstringMatch-default] not found
[19/Oct/2015:21:59:04 -0700] plugin_mr_find - Error: matching rule plugin for [caseIgnoreSubstringMatch-default] not found
[19/Oct/2015:21:59:04 -0700] - Backend Instance(s):
[19/Oct/2015:21:59:04 -0700] - userRoot
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=uniquemember,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=telephoneNumber,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=sn,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=seeAlso,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=owner,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=ntUserDomainId,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=ntUniqueId,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=memberOf,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=member,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=mailHost,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=mailAlternateAddress,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=mail,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=givenName,cn=index,cn=userRoot,cn=ldbm database,cn=plugins,cn=config]
[19/Oct/2015:21:59:04 -0700] - Added database config entry [cn=numericid,cn=index,cn=NetscapeRoot,cn=ldbm database,cn=plugins,cn=config]