Class CreateIndexTask
java.lang.Object
org.apache.lucene.benchmark.byTask.tasks.PerfTask
org.apache.lucene.benchmark.byTask.tasks.CreateIndexTask
- All Implemented Interfaces:
Cloneable
Create an index.
Other side effects: index writer object in perfRunData is set.
Relevant properties:
Other side effects: index writer object in perfRunData is set.
Relevant properties:
merge.factor (default 10),
max.buffered (default no flush), compound (default true), ram.flush.mb [default 0],
merge.policy (default org.apache.lucene.index.LogByteSizeMergePolicy),
merge.scheduler (default
org.apache.lucene.index.ConcurrentMergeScheduler),
concurrent.merge.scheduler.max.thread.count and
concurrent.merge.scheduler.max.merge.count (defaults per
ConcurrentMergeScheduler), default.codec
.
This task also supports a "writer.info.stream" property with the following values:
- SystemOut - sets
IndexWriterConfig.setInfoStream(java.io.PrintStream)
toSystem.out
. - SystemErr - sets
IndexWriterConfig.setInfoStream(java.io.PrintStream)
toSystem.err
. - <file_name> - attempts to create a file given that name and sets
IndexWriterConfig.setInfoStream(java.io.PrintStream)
to that file. If this denotes an invalid file name, or some error occurs, an exception will be thrown.
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Field Summary
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionstatic IndexWriter
configureWriter
(Config config, PerfRunData runData, IndexWriterConfig.OpenMode mode, IndexCommit commit) static IndexWriterConfig
createWriterConfig
(Config config, PerfRunData runData, IndexWriterConfig.OpenMode mode, IndexCommit commit) int
doLogic()
Perform the task once (ignoring repetitions specification) Return number of work items done by this task.static IndexDeletionPolicy
getIndexDeletionPolicy
(Config config) Methods inherited from class org.apache.lucene.benchmark.byTask.tasks.PerfTask
clone, close, getAlgLineNum, getBackgroundDeltaPriority, getDepth, getLogMessage, getName, getParams, getRunData, getRunInBackground, isDisableCounting, runAndMaybeStats, setAlgLineNum, setDepth, setDisableCounting, setName, setParams, setRunInBackground, setup, shouldNeverLogAtStart, shouldNotRecordStats, stopNow, supportsParams, tearDown, toString
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Constructor Details
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CreateIndexTask
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Method Details
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getIndexDeletionPolicy
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doLogic
Description copied from class:PerfTask
Perform the task once (ignoring repetitions specification) Return number of work items done by this task. For indexing that can be number of docs added. For warming that can be number of scanned items, etc.- Specified by:
doLogic
in classPerfTask
- Returns:
- number of work items done by this task.
- Throws:
IOException
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createWriterConfig
public static IndexWriterConfig createWriterConfig(Config config, PerfRunData runData, IndexWriterConfig.OpenMode mode, IndexCommit commit) -
configureWriter
public static IndexWriter configureWriter(Config config, PerfRunData runData, IndexWriterConfig.OpenMode mode, IndexCommit commit) throws IOException - Throws:
IOException
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