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Re: Problem doing backup using the SnapshotDeletionPolicy class - Lucene - [mail # user]
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... a SnapshotDeletionPolicy and retrieve the file names. 2) Lists the files in the backup folder. 3) Copies the files from (1) that do not appear in (2). 4) Delete the files in (2) that do not appear...
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Author: Shai Erera,
2009-08-17, 18:48
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Re: Problem doing backup using the SnapshotDeletionPolicy class - Lucene - [mail # user]
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...I think you should also delete files that don't exist anymore in the index, from the backup? Shai On Fri, Aug 14, 2009 at 10:02 PM, Michael McCandless wrote: ...
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Author: Shai Erera,
2009-08-14, 19:37
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[LUCENE-2592] Add static readSnapshotsInfo to PersistentSnapshotDeletionPolicy - Lucene - [issue]
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...PSDP persists the snapshots information in a Directory. When you open PSDP, it obtains a write lock on the snapshots dir (by keeping an open IndexWriter), and updates the directory when snap...
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http://issues.apache.org/jira/browse/LUCENE-2592
Author: Shai Erera,
2011-03-30, 16:50
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[LUCENE-2481] Enhance SnapshotDeletionPolicy to allow taking multiple snapshots - Lucene - [issue]
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...A spin off from here: http://www.gossamer-threads.com/lists/lucene/java-dev/99161?do=post_view_threaded#99161I will: Replace snapshot() with snapshot(String), so that one can name/identify t...
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http://issues.apache.org/jira/browse/LUCENE-2481
Author: Shai Erera,
2011-03-30, 16:50
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[LUCENE-3153] Adding field w/ norms should fail if same field was added w/o norms already - Lucene - [issue]
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....x indexes that are read by 4.0 code. Initially they won't have .fnx file, so no central norms information exist to detect the cases I've described above. Over time, as segments are merged...
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... some norms values for (old) segments w/ no norms? We need to make up values during segment merge and search?
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http://issues.apache.org/jira/browse/LUCENE-3153
Author: Shai Erera,
2012-12-29, 16:03
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How should one impl own MergeScheduler - Lucene - [mail # dev]
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...Writer, such as getNextMerge() and merge(OneMerge) -- both exist, but are package-private. It got me thinking -- how can anyone impl his own MergeScheduler today? Perhaps people impl MergePolicy only? Would...
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... it make sense to open this API to our users? Is there other API we should consider opening w.r.t. MergeScheduler/Policy? Shai ...
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| ...Hi I wanted to impl my own MergeScheduler (a variation of SerialMergeScheduler, which does minor additional work), and found out I cannot really, for lack of visible API on Index... |
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Author: Shai Erera,
2011-05-02, 09:09
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Re: Setting the max number of merge threads across IndexWriters - Lucene - [mail # dev]
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...Hi This was raised in LUCENE-2755 (along with other useful refactoring to MS-IW-MP interaction). Here is the relevant comment which addresses Jason's particular issue: https://issues.a...
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Author: Shai Erera,
2011-04-16, 04:18
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[LUCENE-2610] addIndexes(Directory...) should not trigger merge on flush() - Lucene - [issue]
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...IndexWriter.addIndexes(Directory..) calls flush() w/ triggerMerge=true. This beats the purpose of the changes done to addIndexes to not merge any segments and leave it as the application...
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http://issues.apache.org/jira/browse/LUCENE-2610
Author: Shai Erera,
2011-03-30, 16:50
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[LUCENE-4564] Add taxonomy index upgrade utility - Lucene - [issue]
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...Currently there's no way for an app to upgrade a taxonomy index to the newest index format. The problem is, that unlike search indexes which may merge segments often, the taxonomy index...
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... is not likely to do many merges. At some point, most taxonomies become fixed (i.e. new categories are not/rarely added), and therefore it could be that some old segments will never get merged.
When we...
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http://issues.apache.org/jira/browse/LUCENE-4564
Author: Shai Erera,
2012-11-19, 14:17
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Re: Solr faceting vs. Lucene faceting - Lucene - [mail # dev]
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... you transmit on the wire are integers, and the merge is done on integers, you can set C much higher than in the second approach. In practice though, since more and more applications...
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... are interested in real-time search, we keep a local taxonomy index per each shard and do the merge on the strings. Also, when you're doing really large-scale, exact counts for categories may not be so...
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Author: Shai Erera,
2012-12-12, 07:28
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