SPLK-2002 · domain
Data Lifecycle Management
Data Lifecycle Management covers how Splunk Enterprise stores, ages, and deletes indexed data across indexer clusters. Questions test bucket lifecycle stages (hot/warm/cold/frozen/thawed), retention and rollover settings in indexes.conf, SmartStore remote storage and cache eviction, and sizing decisions that control bucket counts and searchability.
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What this domain covers
What to know about Data Lifecycle Management
Be able to configure indexes.conf retention and rollover, explain bucket lifecycle and SmartStore cache eviction, and size buckets for search efficiency. The critical point: frozenTimePeriodInSecs governs deletion, and evicted SmartStore buckets stay in remote storage.
Bucket lifecycle stages and how rolling from hot to warm to cold to frozen is triggered
indexes.conf retention settings including frozenTimePeriodInSecs and maxTotalDataSizeMB
SmartStore remote storage requirements and local cache eviction behavior for clustered indexers
Rollover parameters such as maxDataSize and their effect on bucket count and search performance
Watch out for
Common Data Lifecycle Management exam traps
- ▸Assuming frozen data is deleted automatically; frozenTimePeriodInSecs must be set or data can persist indefinitely.
- ▸Confusing maxDataSize rollover with retention; increasing it reduces bucket count but does not control how long data is kept.
- ▸Believing SmartStore eviction deletes remote buckets; eviction only removes the local cached copy while remote data remains.
Question index
All Data Lifecycle Management questions (19)
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Which THREE factors influence the disk I/O performance of an indexer cluster?
Medium2A Splunk architect is calculating the storage requirement for an index that receives 500GB of raw data per day, with a 30-day retention period and a standard 50% compression ratio. If the raw data volume doubles, how should the retention period be modified to maintain the original storage footprint?
Medium3A Splunk architect is performing capacity planning. If an indexer receives 1TB of logs daily, and the Splunk compression factor is 1:10 (resulting in 100GB of storage per day), how much storage is needed for 30 days of data, including a 20% overhead for bucket overhead and metadata?
Medium4What happens to data when a bucket's 'frozenTimePeriodInSecs' is reached?
Easy5What is the primary architectural trade-off when using very short 'maxHotSpanSecs' values?
Hard6Which TWO types of storage can be used for indexer data?
Easy7In a SmartStore architecture, what happens when a bucket is evicted from local cache?
Hard8What is the purpose of the 'homePath.maxDataSizeMB' setting in indexes.conf?
Hard9An indexer cluster is suffering from 'bucket repair' loops. What is the most likely cause related to the bucket lifecycle?
Hard10Which TWO of these factors determine when a bucket rolls from hot to warm?
Easy11A user wants to restore data from frozen buckets. What is the process for making this data searchable again?
Medium12Which metric is the best predictor of the storage needed for an indexer in a cluster?
Easy13Which THREE components are part of the Splunk index directory structure?
Medium14An architect is configuring a Splunk indexer cluster with SmartStore. The remote storage is an S3 bucket. To ensure data integrity and availability, the architect must configure the cluster to use a remote storage that supports which feature?
Medium15Which configuration file and stanza are used to define the bucket lifecycle policy for a custom index named 'customer_data'?
Hard16You need to reduce the number of small buckets created in your index. Which parameter should you increase?
Medium17An architect is tasked with enabling SmartStore for an indexer cluster. What is the primary requirement for the remote storage backend?
Medium18An architect is designing an index lifecycle for compliance. The requirement is to keep data for exactly 7 years. Which setting must be configured to prevent premature deletion?
Medium19A Splunk architect is configuring a new index called `netflow` that must retain data for exactly 90 days, then delete it automatically. The index will receive high volume and is expected to grow significantly. Which setting in `indexes.conf` should the architect use to enforce this retention period, ensuring that buckets are removed from the index after 90 days?
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Frequently asked questions
- What does the Data Lifecycle Management domain cover on the SPLK-2002 exam?
- Be able to configure indexes.conf retention and rollover, explain bucket lifecycle and SmartStore cache eviction, and size buckets for search efficiency. The critical point: frozenTimePeriodInSecs governs deletion, and evicted SmartStore buckets stay in remote storage.
- How many questions are in this domain?
- This page lists all 19 Data Lifecycle Management questions in the SPLK-2002 question bank. The actual exam draws from this domain proportionally to its weighting in the official exam blueprint.
- What is the best way to practise this domain?
- Start with a short focused session (10 questions) to identify gaps, then work through explanations. Repeat with a longer session once the weak areas feel solid.
- Can I practise only Data Lifecycle Management questions?
- Yes — the session launcher on this page filters questions to this domain only. Choose any session length for inline explanations and scoring.