Does nscd cache DNS?

To reduce the load on your DNS infrastructure, it’s highly recommended to use the Name Service Caching Daemon (NSCD) on cluster nodes running Linux. This daemon will cache host, user, and group lookups and provide better resolution performance, and reduced load on DNS infrastructure.

What is nscd service in Linux?

DESCRIPTION. Nscd is a daemon that provides a cache for the most common name service requests. The default configuration file, /etc/nscd. conf, determines the behavior of the cache daemon.

Is nscd deprecated?

nscd is already planned for deprecation in Fedora 34. The functionality it currently provides can be achieved by using systemd-resolved for DNS caching and the sssd daemon for everything else.

Can I disable nscd?

The only solution is to turn nscd off or to write your own. Others have written nscd replacements – gnscd by Google, unscd for BusyBox. So if you cannot disable nscd then you must rewrite it….

What does Nscd stand for?

NSCD. Non-Service-Connected Disability (retirement)

Is Nscd required?

However, running nscd is required when using libnss-ldap and permissions of /etc/libnss-ldap. conf do not allow normal users to read the file (e.g. when using the bindpw option).

How disable DNS cache Linux?

Clear/Flush DNS Cache on Linux

  1. sudo systemctl is-active systemd-resolved.service.
  2. sudo systemd-resolve –flush-caches.
  3. sudo systemctl restart dnsmasq.service.
  4. sudo service dnsmasq restart.
  5. sudo systemctl restart nscd.service.
  6. sudo service nscd restart.
  7. sudo dscacheutil -flushcache sudo killall -HUP mDNSResponder.

What is a Nscd diamond?

The NSCD Simulated Diamond Natural Diamonds attribute their colored hues to imperfections within the stone and their value is directly dependent upon the clarity, color, carat weight and cut quality of the stone. NSCD Simulated Diamonds are carefully crafted to be nearly flawless and colorless in every way.