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[expand - 1 more] - Academic question about Solr's embedded web server - Lucene - [mail # dev]
...Can we stick to the question? Which is "what advantages Tomcat mightbring to be worth the _very_ significant effort it would take to replace Jetty,assuming that it's a choice between the two...
   Author: Erick Erickson , 2018-10-14, 04:04
BadApple report for Monday - Lucene - [mail # dev]
...Well, I missed two weeks in a row. So sue me ;). This week fer sure....Here's the condensed report. Let me know if there are any issues. Fullreport attached.DO NOT ENABLE LIST:    ...
   Author: Erick Erickson , 2018-10-08, 16:07
[GitHub] lucene-solr issue #328: SOLR-12034 - Lucene - [mail # dev]
...Just skimming here and on my way to the airport. The original purposeof MultiTermAwareComponent was to be able to, for instance, searchwildcards without having to, say, lowercase the term on...
   Author: Erick Erickson , 2018-10-01, 15:15
force deletes - terms enum still has deleted terms? - Lucene - [mail # user]
...You might be hitting a rounding error. When this happens, how manydeleted documents are there in the remaining segments? 1?The calculation for whether to merge the segment is:double pctDelet...
   Author: Erick Erickson , 2018-09-28, 14:48
Skipping BadApple stuff this week - Lucene - [mail # dev]
...Managed to drop the ball this week. Will try again next week.---------------------------------------------------------------------...
   Author: Erick Erickson , 2018-09-27, 16:57
DocValues, retrieval performance and policy - Lucene - [mail # dev]
...Toke:I think part of it is locality. By that I mean two docValues fields inthe same document have no relation to each other in terms of theirlocation on disk. So _assuming_ all your DocValue...
   Author: Erick Erickson , 2018-09-24, 19:08
[LUCENE-8398] TieredMergePolicy.getMaxMergedSegmentMB has rounding error - Lucene - [issue]
...This is largely a test artifact since it's unlikely to show up for realistically sized segments, but the fix is simple and safe.This code first does long division then promotes to double for...
http://issues.apache.org/jira/browse/LUCENE-8398    Author: Erick Erickson , 2018-09-24, 08:03
[LUCENE-8455] Upgrade ECJ compiler to 4.6.1 in lucene/common-build.xml - Lucene - [issue]
...While working on SOLR-12625 I tried to use a map initialization construct like this that works programmatically but fails precommit. Robert pointed out that we're using ECJ 4.4.1 compiler an...
http://issues.apache.org/jira/browse/LUCENE-8455    Author: Erick Erickson , 2018-09-24, 08:03
[LUCENE-8263] Add indexPctDeletedTarget as a parameter to TieredMergePolicy to control more aggressive merging - Lucene - [issue]
...Spinoff of LUCENE-7976 to keep the two issues separate.The current TMP allows up to 50% deleted docs, which can be wasteful on large indexes. This parameter will do more aggressive merging o...
http://issues.apache.org/jira/browse/LUCENE-8263    Author: Erick Erickson , 2018-09-24, 08:02
[LUCENE-7976] Make TieredMergePolicy respect maxSegmentSizeMB and allow singleton merges of very large segments - Lucene - [issue]
...We're seeing situations "in the wild" where there are very large indexes (on disk) handled quite easily in a single Lucene index. This is particularly true as features like docValues move da...
http://issues.apache.org/jira/browse/LUCENE-7976    Author: Erick Erickson , 2018-09-24, 08:02