Splunk Architecture Certification Flashcards
Which of the following will cause the greatest reduction in disk size requirements for a cluster of N indexers running Splunk Enterprise Security?
A. Setting the cluster search factor to N-1.
B. Increasing the number of buckets per index.
C. Decreasing the data model acceleration range.
D. Setting the cluster replication factor to N-1.
D. Setting the cluster replication factor to N-1.
Stakeholders have identified high availability for searchable data as their top priority. Which of the following best addresses this requirement?
A. Increasing the search factor in the cluster.
B. Increasing the replication factor in the cluster.
C. Increasing the number of search heads in the cluster.
D. Increasing the number of CPUs on the indexers in the cluster.
B. Increasing the replication factor in the cluster.
Search dashboards in the Monitoring Console indicate that the distributed deployment is approaching its capacity. Which of the following options will provide the most search performance improvement?
A. Replace the indexer storage to solid state drives (SSD).
B. Add more search heads and redistribute users based on the search type.
C. Look for slow searches and reschedule them to run during an off-peak time.
D. Add more search peers and make sure forwarders distribute data evenly across all indexers.
C. Look for slow searches and reschedule them to run during an off-peak time.
A Splunk architect has inherited the Splunk deployment at Buttercup Games and end users are complaining that the events are inconsistently formatted for a web sourcetype. Further investigation reveals that not all web logs flow through the same infrastructure: some of the data goes through heavy forwarders and some of the forwarders are managed by another department.
Which of the following items might be the cause for this issue?
A. The search head may have different configurations than the indexers.
B. The data inputs are not properly configured across all the forwarders.
C. The indexers may have different configurations than the heavy forwarders.
D. The forwarders managed by the other department are an older version than the rest.
C. The indexers may have different configurations than the heavy forwarders.
A customer has installed a 500GB Enterprise license. They also purchased and installed a 300GB, no enforcement license on the same license master. How much data can the customer ingest before search is locked out?
A. 300GB. After this limit, search is locked out.
B. 500GB. After this limit, search is locked out.
C. 800GB. After this limit, search is locked out.
D. Search is not locked out. Violations are still recorded.
D. Search is not locked out. Violations are still recorded.
What does the deployer do in a Search Head Cluster (SHC)? (Select all that apply.)
A. Distributes apps to SHC members.
B. Bootstraps a clean Splunk install for a SHC.
C. Distributes non-search related and manual configuration file changes.
D. Distributes runtime knowledge object changes made by users across the SHC.
A. Distributes apps to SHC members.
C. Distributes non-search related and manual configuration file changes.
When using the props.conf LINE_BREAKER attribute to delimit multi-line events, the SHOULD_LINEMERGE attribute should be set to what? A. Auto B. None C. True D. False
C. True
Which of the following should be included in a deployment plan?
A. Business continuity and disaster recovery plans.
B. Current logging details and data source inventory.
C. Current and future topology diagrams of the IT environment.
D. A comprehensive list of stakeholders, either direct or indirect.
D. A comprehensive list of stakeholders, either direct or indirect.
A multi-site indexer cluster can be configured using which of the following? (Select all that apply.)
A. Via Splunk Web.
B. Directly edit SPLUNK_HOME/etc/system/local/server.conf
C. Run a splunk edit cluster-config command from the CLI.
D. Directly edit SPLUNK_HOME/etc/system/default/server.conf
B. Directly edit SPLUNK_HOME/etc/system/local/server.conf
C. Run a splunk edit cluster-config command from the CLI.
Which index-time props.conf attributes impact indexing performance? (Select all that apply.) A. REPORT B. LINE_BREAKER C. ANNOTATE_PUNCT D. SHOULD_LINEMERGE
B. LINE_BREAKER
D. SHOULD_LINEMERGE
Which of the following are client filters available in serverclass.conf? (Select all that apply.) A. DNS name. B. IP address. C. Splunk server role. D. Platform (machine type).
A. DNS name.
B. IP address.
What log file would you search to verify if you suspect there is a problem interpreting a regular expression in a monitor stanza? A. btool.log B. metrics.log C. splunkd.log D. tailing_processor.log
C. splunkd.log
Which Splunk tool offers a health check for administrators to evaluate the health of their Splunk deployment? A. btool B. DiagGen C. SPL Clinic D. Monitoring Console
D. Monitoring Console
In a four site indexer cluster, which configuration stores two searchable copies at the origin site, one searchable copy at site2, and a total of four searchable copies?
A. site_search_factor = origin:2, site1:2, total:4
B. site_search_factor = origin:2, site2:1, total:4
C. site_replication_factor = origin:2, site1:2, total:4
D. site_replication_factor = origin:2, site2:1, total:4
B. site_search_factor = origin:2, site2:1, total:4
Which Splunk Enterprise offering has its own license? A. Splunk Cloud Forwarder B. Splunk Heavy Forwarder C. Splunk Universal Forwarder D. Splunk Forwarder Management
C. Splunk Universal Forwarder
Which component in the splunkd.log will log information related to bad event breaking? A. Audittrail B. EventBreaking C. IndexingPipeline D. AggregatorMiningProcessor
D. AggregatorMiningProcessor
Which Splunk server role regulates the functioning of indexer cluster? A. Indexer B. Deployer C. Master Node D. Monitoring Console
C. Master Node
When adding or rejoining a member to a search head cluster, the following error is displayed:
Error pulling configurations from the search head cluster captain; consider performing a destructive configuration resync on this search head cluster member.
What corrective action should be taken?
A. Restart the search head.
B. Run the splunk apply shcluster-bundle command from the deployer.
C. Run the clean raft command on all members of the search head cluster.
D. Run the splunk resync shcluster-replicated-config command on this member.
D. Run the splunk resync shcluster-replicated-config command on this member.
Which of the following commands is used to clear the KV store? A. splunk clean kvstore B. splunk clear kvstore C. splunk delete kvstore D. splunk reinitialize kvstore
A. splunk clean kvstore
Indexing is slow and real-time search results are delayed in a Splunk environment with two indexers and one search head. There is ample CPU and memory available on the indexers. Which of the following is most likely to improve indexing performance?
A. Increase the maximum number of hot buckets in indexes.conf
B. Increase the number of parallel ingestion pipelines in server.conf
C. Decrease the maximum size of the search pipelines in limits.conf
D. Decrease the maximum concurrent scheduled searches in limits.conf
B. Increase the number of parallel ingestion pipelines in server.conf
The guidance Splunk gives for estimating size on for syslog data is 50% of original data size. How does this divide between files in the index? A. rawdata is: 10%, tsidx is: 40% B. rawdata is: 15%, tsidx is: 35% C. rawdata is: 35%, tsidx is: 15% D. rawdata is: 40%, tsidx is: 10%
B. rawdata is: 15%, tsidx is: 35%
A three-node search head cluster is skipping a large number of searches across time. What should be done to increase scheduled search capacity on the search head cluster?
A. Create a job server on the cluster.
B. Add another search head to the cluster.
C. server.conf captain_is_adhoc_searchhead = true.
D. Change limits.conf value for max_searches_per_cpu to a higher value.
C. server.conf captain_is_adhoc_searchhead = true.
The frequency in which a deployment client contacts the deployment server is controlled by what?
A. polling_interval attribute in outputs.conf
B. phoneHomeIntervalInSecs attribute in outputs.conf
C. polling_interval attribute in deploymentclient.conf
D. phoneHomeIntervalInSecs attribute in deploymentclient.conf
D. phoneHomeIntervalInSecs attribute in deploymentclient.conf
To activate replication for an index in an indexer cluster, what attribute must be configured in indexes.conf on all peer nodes? A. repFactor = 0 B. replicate = 0 C. repFactor = auto D. replicate = auto
C. repFactor = auto
Which of the following clarification steps should be taken if apps are not appearing on a deployment client? (Select all that apply.)
A. Check serverclass.conf of the deployment server.
B. Check deploymentclient.conf of the deployment client.
C. Check the content of SPLUNK_HOME/etc/apps of the deployment server.
D. Search for relevant events in splunkd.log of the deployment server.
A. Check serverclass.conf of the deployment server.
B. Check deploymentclient.conf of the deployment client.
D. Search for relevant events in splunkd.log of the deployment server
Which of the following security options must be explicitly configured (i.e. which options are not enabled by default)?
A. Data encryption between Splunk Web and splunkd.
B. Certificate authentication between forwarders and indexers.
C. Certificate authentication between Splunk Web and search head.
D. Data encryption for distributed search between search heads and indexers.
B. Certificate authentication between forwarders and indexers.
Which of the following artifacts are included in a Splunk diag file? (Select all that apply.) A. OS settings. B. Internal logs. C. Customer data. D. Configuration files
B. Internal logs.
D. Configuration Files
Which command will permanently decommission a peer node operating in an indexer cluster? A. splunk stop -f B. splunk offline -f C. splunk offline --enforce-counts D. splunk decommission --enforce counts
C. splunk offline –enforce-counts
Which CLI command converts a Splunk instance to a license slave? A. splunk add licenses B. splunk list licenser-slaves C. splunk edit licenser-localslave D. splunk list licenser-localslave
C. splunk edit licenser-localslave
Splunk Enterprise platform instrumentation refers to data that the Splunk Enterprise deployment logs in the _introspection index. Which of the following logs are included in this index? (Select all that apply.) A. audit.log B. metrics.log C. disk_objects.log D. resource_usage.log
C. disk_objects.log
D. resource_usage.log
Which of the following can a Splunk diag contain?
A. Search history, Splunk users and their roles, running processes, indexed data
B. Server specs, current open connections, internal Splunk log files, index listings
C. KV store listings, internal Splunk log files, search peer bundles listings, indexed data
D. Splunk platform configuration details, Splunk users and their roles, current open connections, index listings
B. Server specs, current open connections, internal Splunk log files, index listings
Which of the following are true statements about Splunk indexer clustering?
A. All peer nodes must run exactly the same Splunk version.
B. The master node must run the same or a later Splunk version than search heads.
C. The peer nodes must run the same or a later Splunk version than the master node.
D. The search head must run the same or a later Splunk version than the peer nodes.
A. All peer nodes must run exactly the same Splunk version.
B. The master node must run the same or a later Splunk version than search heads.
A customer plans to ingest 600 GB of data per day into Splunk. They will have six concurrent users, and they also want high data availability and high search performance. The customer is concerned about cost and wants to spend the minimum amount on the hardware for Splunk. How many indexers are recommended for this deployment?
A. Two indexers not in a cluster, assuming users run many long searches.
B. Three indexers not in a cluster, assuming a long data retention period.
C. Two indexers clustered, assuming high availability is the greatest priority.
D. Two indexers clustered, assuming a high volume of saved/scheduled searches.
C. Two indexers clustered, assuming high availability is the greatest priority.
To reduce the captain’s work load in a search head cluster, what setting will prevent scheduled searches from running on the captain?
A. adhoc_searchhead = true (on all members)
B. adhoc_searchhead = true (on the current captain)
C. captain_is_adhoc_searchhead = true (on all members)
D. captain_is_adhoc_searchhead = true (on the current captain
C. captain_is_adhoc_searchhead = true (on all members)
At which default interval does metrics.log generate a periodic report regarding license utilization? A. 10 seconds B. 30 seconds C. 60 seconds D. 300 seconds
B. 30 seconds
Which of the following is a good practice for a search head cluster deployer?
A. The deployer only distributes configurations to search head cluster members when they “phone home”.
B. The deployer must be used to distribute non-replicable configurations to search head cluster members.
C. The deployer must distribute configurations to search head cluster members to be valid configurations.
D. The deployer only distributes configurations to search head cluster members with splunk apply shcluster-bundle.
B. The deployer must be used to distribute non-replicable configurations to search head cluster members.