nsslapd-db-cache-size-byte becomes greater than the value set as nsslapd-dbcachesize

Issue

• The nsslapd-db-cache-size-byte becomes a greater number than the value set as nsslapd-dbcachesize.

[ Test Case 1 ]
Setting nsslapd-dbcachesize to 10000000.

$ ldapsearch -D "cn=Directory manager" -W -LLL  -s base -b "cn=config,cn=ldbm database,cn=plugins,cn=config" nsslapd-dbcachesize 
Enter LDAP Password: 
dn: cn=config,cn=ldbm database,cn=plugins,cn=config
nsslapd-dbcachesize: 10000000

$ ldapsearch -D "cn=Directory manager" -w redhat123 -LLL -s base -b "cn =database,cn=monitor,cn=ldbm database,cn=plugins,cn=config" nsslapd-db-cache-size-bytes
Enter LDAP Password: 
dn: cn=database,cn=monitor,cn=ldbm database,cn=plugins,cn=config
nsslapd-db-cache-size-bytes: 12509184

$

[ Test Case 2 ]
Setting nsslapd-dbcachesize to 4294900000.

$ ldapsearch -D "cn=Directory manager" -W -LLL -s base -b "cn=config,cn=ldbm database,cn=plugins,cn=config" nsslapd-dbcachesize 
Enter LDAP Password: 
dn: cn=config,cn=ldbm database,cn=plugins,cn=config
nsslapd-dbcachesize: 4294900000

$ ldapsearch -D "cn=Directory manager" -w redhat123 -LLL -s base -b "cn =database,cn=monitor,cn=ldbm database,cn=plugins,cn=config" nsslapd-db-cache-size-bytes
Enter LDAP Password: 
dn: cn=database,cn=monitor,cn=ldbm database,cn=plugins,cn=config
nsslapd-db-cache-size-bytes: 4294901760

$