How does Splunk replication work?

The index replication allows IT administrators to specify and store redundant copies of the data across a cluster of indexers. When one of the indexers is down, the system automatically detects this failure and redirects the search queries to other available indexers, which has the data.

What is clustering in Splunk?

The cluster command is used to find common and/or rare events within your data. A quick search, organizing in a table with a descending sort by time shows 9189 events for a given day.

What is replication factor Splunk?

replication factor noun. In the case of an indexer cluster, the number of copies of data that the cluster maintains. A cluster can tolerate a failure of (replication factor – 1) peer nodes.

What is a cluster master in Splunk?

Cluster Master or Master node manages the indexing tiering and is responsible for coordination and enforcement of the configured data replication policy. The same cluster master has been configured as license master. Indexer peer nodes perform the indexing of ingested data.

What is index clustering in Splunk?

Indexer clusters are groups of Splunk Enterprise indexers configured to replicate each others’ data, so that the system keeps multiple copies of all data. This process is known as index replication.

What are indexers in Splunk?

noun. A Splunk Enterprise instance that indexes data, transforming raw data into events and placing the results into an index. It also searches the indexed data in response to search requests.

What are the three main processing components of Splunk?

Splunk Components. The primary components in the Splunk architecture are the forwarder, the indexer, and the search head.

How do I create a Splunk cluster?

Configure a cluster for the Splunk App for NetApp Data ONTAP

  1. Determine the nodes you want to set up as the master node, peer nodes and search head nodes.
  2. Install the Splunk App for NetApp Data ONTAP on the search head, master nodes, and search peers under the $SPLUNK_HOME/etc/apps directory.

What are buckets in Splunk?

A bucket in Splunk is basically a directory for data and index files. In a Splunk deployment there are going to be many buckets that are arranged by time. In this video learn the 5 types of buckets in Splunk every administrator should understand.

What is replication factor?

The Replication Factor (RF) is equivalent to the number of nodes where data (rows and partitions) are replicated. Data is replicated to multiple (RF=N) nodes. An RF of one means there is only one copy of a row in a cluster, and there is no way to recover the data if the node is compromised or goes down.

What is cluster master used for?

A cluster master manages a cluster of indexers that indexes multiple copies of your data.

What is deployer in Splunk?

The deployer is a Splunk Enterprise instance that you use to distribute apps and certain other configuration updates to search head cluster members. The set of updates that the deployer distributes is called the configuration bundle.