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#16894 PR: ci: add a label-triggered luceneutil benchmark workflow for pull requests

4 minutes ago 1 comments 0 votes 0 watches github-actions[bot], msfroh, owaiskazi19

Description - Part of 16398: committers can benchmark a PR by adding a label. - luceneutil compares the PR's head commit against its merge base on a GitHub runner and posts ...

github-actions[bot] 3 days ago:

This PR has not had activity in the past 2 weeks, labeling it as stale. If the PR is waiting for review, notify the dev@lucene.apache.org list. Thank you for your contribution!

#16918: Deprecations slated for removal in 11.0

2.7 hours ago 12 comments 0 votes 0 watches andsel, cbuescher, chrisparrinello, dsmiley, javanna, thecoop

This issue tracks deprecations slated for removal in 11.0 or earlier: - [x] IndexSearcher.search( ... It would be great to remove as many of these as possible, especially as some of these APIs have ...

chrisparrinello 4.3 days ago:	I'll take WordDelimiterFilter / WordDelimiterFilterFactory (+ TestWordDelimiterFilter) next.
andsel 4.7 days ago:	I'm taking 9th item, org.apache.lucene.sandbox.search.CombinedFieldQuery removal.

#17003 PR: Don't undelete hard deleted docs when applying soft deletes updates

3 hours ago 1 comments 0 votes 0 watches diwu-sf, github-actions[bot], shbhar

Description With soft deletes, setting a document's soft deletes field to no value undeletes it. If the document is hard deleted before that update is written, the soft delete count goes negative, ... To reproduce, with maxBufferedDocs=2 and soft deletes field soft_delete: 1.

shbhar 2.7 days ago:

Thanks for creating this issue @diwu-sf , this was also found in the AI agent bug hunt: https:// ... The diagrams, repros & tests might be of some help.

#16998 PR: GITHUB#16997 Negative Query Optimizations for Lucene Monitor Presearcher

3.2 hours ago 14 comments 0 votes 0 watches github-actions[bot], kotman12, romseygeek

Description Hey all, I'm a Solr committer and also a frequent user of the lucene-monitor module ... I've had this idea for a while which was greatly inspired by the very clever way that ... The same approach can actually be extended to more optimally handle negative queries.

kotman12 2.9 days ago:	I explain this in https://github.com/apache/lucene/pull/16998/changes#r4497736806
kotman12 3 days ago:	Multi-doc batches don't work well with this feature as currently implemented. I am not a user of the batch feature but analyzing this PR made me realize that they don't work ... More details here https://github.com/apache/lucene/issues/17004.

#16938 PR: Only de-duplicate vectors within a document

3.4 hours ago 5 comments 0 votes 0 watches ethbak, github-actions[bot], kaivalnp

Description Partially addresses 16595. The sandboxed dedup vector format (15979) de-duplicates across all documents in a segment. This PR _restricts_ de-duplication to within a single document because of the following reasons: - ...

kaivalnp 3.4 hours ago:	Ah nice catch, I was working on an older branch where the flat vector format used the if(closed) ... I'll try to mimic the current state in the next commit.
ethbak 4.1 days ago:	Hi @kaivalnp , nice change. Do you have any benchmarking results yet? How much better is IO performance?

#16815 PR: Add the ability to keep the graph structures off heap during merges

3.7 hours ago 9 comments 0 votes 0 watches Pulkitg64, ethbak, github-actions[bot], msokolov, navneet1v

Description PR add the ability to move the graph data structure which is getting building during ... Vectors are already present in offheap. This PR adds the ability to keep the graph structure off heap too.

ethbak 3.7 hours ago:	Hi Navneet, this seems like a useful idea. I was curious so I took a look at some of the areas I'm familiar with and left some feedback. Hopefully some more experienced volunteers can help fill in my gaps.
ethbak 4.8 hours ago:	Since 10.6 is now locked, should we move this to 11.0 or 12.0?

#16889 PR: ConcurrentMergeScheduler can spawn more merge threads than maxMergeCount

10.8 hours ago 11 comments 0 votes 0 watches github-actions[bot], goingforstudying-ctrl, vsop-479

DescriptionI was looking at #13593 and the race aoli-al described is still there in main: ... So a merge can become pending right between the stall check and getNextMerge(), and merge() happily ... This makes the cap airtight in two spots: - A merge thread asked to schedule more work while we're ...

goingforstudying-ctrl 10.8 hours ago:	&& was intentional, only merge threads should bail on an empty queue, not producers. Moot now; the guard is gone.
goingforstudying-ctrl 10.8 hours ago:	Done, dropped hasPendingMerges from the loop condition. The inner merge thread check already handles the cap, and with the simplified condition the ... Pushed in c8c5c09.

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