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IndexWriter concurrent flushing -
Lucene - [mail # user]
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...I noticed that commit() was taking an inordinately long time. It turned outIndexWriter was flushing using only a single thread because it relies onits caller to supply it with threads (via u... |
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SynonymGraphFilter can't consume an incoming graph -
Lucene - [mail # user]
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...I wonder what happens if you ensure that none of your synonyms contains acharacter that WDGF cares about. Then they would operate on a disjoint setof tokens, and maybe they would (or could b... |
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[jira] [Commented] (SOLR-13233) SpellCheckCollator ignores stacked tokens -
Lucene - [mail # dev]
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...Why does SpellCheckCollator want to ignore tokens with incorrect offsets?On Fri, Feb 8, 2019 at 10:35 AM Alan Woodward (JIRA) wrote:>> [> https://issues.apache.org/jir... |
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prorated early termination -
Lucene - [mail # user]
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...OK - I opened https://issues.apache.org/jira/browse/LUCENE-8681 and talkedabout the possible user knobs I think we could provide.On Tue, Feb 5, 2019 at 9:10 AM Robert Muir wrote:> O... |
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prorated early termination - Lucene - [mail # user]
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...Hi Robert - yeah this is a complex subject. I think there's room for someexciting improvement though. There is some discussion in LUCENE-8675 thatis pointing out some potential API-level pro... |
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prorated early termination - Lucene - [mail # user]
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...> > In single-threaded mode we can check against minCompetitiveScore andterminate collection for each segment appropriately,> Does Lucene do this today by default? That should... |
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prorated early termination - Lucene - [mail # user]
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...That's a good question. I don't have a very satisfying answer other than tosay we saw some improvements, and I would have to dig more now to say why.It may be that in our system we have some... |
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prorated early termination - Lucene - [mail # user]
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...I want to propose an optimization to early termination that gives nicespeedups for large result sets when searching with multiple threads at thecost of a small (controllable) probability of ... |
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[GitHub] msokolov opened a new pull request #562: Don't create a LeafCollector when the Scorer for the leaf is null -
Lucene - [mail # dev]
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...This PR proposes a small change a co-worker found. We can avoid creating aleaf collectors for a leaf that matches no terms, which we can tell if thescorer for it is null. One test was relyin... |
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[DISCUSS] Opening old indices for reading -
Lucene - [mail # dev]
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...+1 it makes sense to me; real world problems sometimes require messysolutions. I guess the alternative is everybody develops their own suite oftools and it is hard to share.Some caution is w... |
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Unicode Quotes in query parser -
Lucene - [mail # dev]
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...Right - QueryParsers generally do a first pass, parsing incoming Stringsusing their operator characters tok tokenize the input and only after thatdo they pass the tokens (or phrases) to an A... |
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Unicode Quotes in query parser - Lucene - [mail # dev]
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...I think this is probably better to discuss on solr-user, or maybe solr-dev,since it is dismax parser you are talking about, which really lives inSolr. However, my 2c - this seems somew... |
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[jira] [Commented] (LUCENE-8635) Lazy loading Lucene FST offheap using mmap -
Lucene - [mail # dev]
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...I used the wikimedia2m data set for the second set of tests (the first testwas on a tiny index - 10k docs) -- at least I think I did! I am kind of newto the benchmarking game. I ran the becn... |
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Congratulations to the new Lucene/Solr PMC chair, Cassandra Targett -
Lucene - [mail # dev]
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...Heavy is the head that wears the crown - congrats and thank you! Andhere's to a peaceful transition of power in the new year :)On Mon, Dec 31, 2018 at 1:39 PM Dawid Weiss wrote:>>... |
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RamUsageCrawler -
Lucene - [mail # user]
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...I agree, any attempt at improvement wouldn't be general. thanks forthe explanation.On Thu, Dec 6, 2018 at 10:45 AM Dawid Weiss wrote:>> I don't think it makes much sense, to be h... |
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RamUsageCrawler - Lucene - [mail # user]
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...That's what it looked like to me, too. I wonder if it would be worthimproving the estimate for some very common Collections classes? I seethis comment eg in BaseIndexFileFormatTestCase: ... |
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RamUsageCrawler - Lucene - [mail # user]
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...Hi, I'm using RamUsageCrawler to size some things, and I find it seemsto underestimate the size of Map (eg HashMap and ConcurrentHashMap).This is using a Java 10 runtime, with code compiled ... |
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