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Michael McCandless commented on LUCENE-2795: -------------------------------------------- It looks like recent Linux kernels have better behavior with SEQUENTIAL flag: http://blog.mikemccandless.com/2010/06/lucene-and-fadvisemadvise.html?showComment=1303235497682#c2572106601600642254 If possible we should test on kernels after that patch was merged to see if passing SEQUENTIAL for merging prevents eviction of hot pages being used for searching... > Genericize DirectIOLinuxDir -> UnixDir > -------------------------------------- > > Key: LUCENE-2795 > URL: https://issues.apache.org/jira/browse/LUCENE-2795 > Project: Lucene - Java > Issue Type: Improvement > Components: Store > Reporter: Michael McCandless > Assignee: Simon Willnauer > Labels: gsoc2011, lucene-gsoc-11, mentor > > Today DirectIOLinuxDir is tricky/dangerous to use, because you only want to > use it for indexWriter and not IndexReader (searching). It's a trap. > But, once we do LUCENE-2793, we can make it fully general purpose because > then a single native Dir impl can be used. > I'd also like to make it generic to other Unices, if we can, so that it > becomes UnixDirectory. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org