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Ref Guide: tiny edit to standardize usages of "tlog" for "transaction log"

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Cassandra Targett 2018-07-18 15:51:20 -05:00
parent 722f7dabd0
commit 8242fc8368
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solr/solr-ref-guide/src/near-real-time-searching.adoc
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@ -55,7 +55,7 @@ When tlogs are enabled, documents being added to the index are written to the tl
When Solr is shut down gracefully (using the `bin/solr stop` command) Solr will close the tlog file and index segments so no replay will be necessary on startup.
One point of confusion is how much data is contained in a tlog. A tlog does not contain all documents, just the ones since the last hard commit. There are come low-level details involving `peer sync` that also involve the tlogs that are not relevant to this discussion. Older tlogs are deleted when no longer needed.
One point of confusion is how much data is contained in a transaction log. A tlog does not contain all documents, only the ones since the last hard commit. Older transaction log files are deleted when no longer needed.
WARNING: Implicit in the above is that transaction logs will grow forever if hard commits are disabled. Therefore it is important that hard commits be enabled when indexing.