Recently the CMC has been slow to login to and to browse around in. It's affecting performance although resources are not being maxed out.
Bug fixed in 7.3.5 and later.
To avoid unneeded user id lookups, add this text to /etc/ldap.conf
nss_initgroups_ignoreusers root,bin,daemon,adm,sync,mail,operator,nobody,clamupdate,apache,systemd-network,dbus,polkitd,redis,libstoragemgmt,abrt,rpc,postgres,sshd,mem cached,ntp,clamscan,tss,tcpdump,tonic,rpcuser,vnstat,postfix,openvpn,nscd,chorny,prelert