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Christine Poerschke commented on SOLR-5730: ------------------------------------------- bq. I don't think that we need to change all MPs to MPFs. We currently have {{mergeFactor}} and {{maxMergeDocs}} elements alongside the {{mergePolicy}} element. I would see the {{MergePolicyFactory}} route as an opportunity to deprecate the mergeFactor/maxMergeDocs/mergePolicy elements i.e. for a transition period users can use the existing/deprecated elements or the new mergePolicyFactory element but eventually we will remove the deprecated elements. *existing/deprecated:* {code} <mergeFactor>12</mergeFactor> <maxMergeDocs>345</maxMergeDocs> <mergePolicy class="..." /> {code} *replacement:* {code} <mergePolicyFactory class="...Factory"> <int name="mergeFactor">12</int> <int name="maxMergeDocs">345</int> </mergePolicyFactory> {code} *existing code snippet:* Note that maxMergeDocs only applies to LogMergePolicy policies. Note that mergeFactor only applies to LogMergePolicy and TieredMergePolicy policies. {code} maxMergeDocs=solrConfig.getInt(prefix+"/maxMergeDocs",def.maxMergeDocs); mergeFactor=solrConfig.getInt(prefix+"/mergeFactor",def.mergeFactor); mergePolicyInfo = getPluginInfo(prefix + "/mergePolicy", solrConfig, def.mergePolicyInfo); ... if (policy instanceof LogMergePolicy) { LogMergePolicy logMergePolicy = (LogMergePolicy) policy; fixUseCFMergePolicyInitArg(LogMergePolicy.class); if (maxMergeDocs != -1) logMergePolicy.setMaxMergeDocs(maxMergeDocs); if (mergeFactor != -1) logMergePolicy.setMergeFactor(mergeFactor); } else if (policy instanceof TieredMergePolicy) { TieredMergePolicy tieredMergePolicy = (TieredMergePolicy) policy; fixUseCFMergePolicyInitArg(TieredMergePolicy.class); if (mergeFactor != -1) { tieredMergePolicy.setMaxMergeAtOnce(mergeFactor); tieredMergePolicy.setSegmentsPerTier(mergeFactor); } } else if (mergeFactor != -1) { log.warn("Use of <mergeFactor> cannot be configured if merge policy is not an instance of LogMergePolicy or TieredMergePolicy. The configured policy's defaults will be used."); } {code} > make Lucene's SortingMergePolicy and EarlyTerminatingSortingCollector > configurable in Solr > ------------------------------------------------------------------------------------------ > > Key: SOLR-5730 > URL: https://issues.apache.org/jira/browse/SOLR-5730 > Project: Solr > Issue Type: New Feature > Reporter: Christine Poerschke > Assignee: Christine Poerschke > Priority: Minor > Attachments: SOLR-5730-part1of2.patch, SOLR-5730-part1of2.patch, > SOLR-5730-part2of2.patch, SOLR-5730-part2of2.patch > > > *Example configuration (solrconfig.xml):* > {noformat} > <sortMerges enable="true"> > <str name="sort">timestamp desc</str> > </sortMerges> > {noformat} > *Example use (EarlyTerminatingSortingCollector):* > {noformat} > &sort=timestamp+desc&segmentTerminateEarly=true > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org