Re: effect of continuous deletes on index's read performance

2012-02-06 Thread Michael McCandless
On Mon, Feb 6, 2012 at 8:20 AM, prasenjit mukherjee wrote: > Pardon my ignorance, Why can't the IndexWriter and IndexSearcher share > the same underlying in-memory datastructure so that IndexSearcher need > not be reopened with every commit. Because the semantics of an IndexReader in Lucene guar

Re: effect of continuous deletes on index's read performance

2012-02-06 Thread prasenjit mukherjee
in to limit commit's "performance damage". >>> >>> >>>  Otis >>> >>> >>> Performance Monitoring SaaS for Solr - >>> http://sematext.com/spm/solr-performance-monitoring/index.html >>> >>> >>> >

Re: effect of continuous deletes on index's read performance

2012-02-06 Thread Nagendra Nagarajayya
February 6, 2012 1:17 AM Subject: effect of continuous deletes on index's read performance I have a use case where documents are continuously added @ 20 docs/sec ( each doc add is also doing a commit ) and docs continuously getting deleted at the same rate. So the searchable index size remains

Re: effect of continuous deletes on index's read performance

2012-02-06 Thread Erick Erickson
Solr - >> http://sematext.com/spm/solr-performance-monitoring/index.html >> >> >> >>> >>> From: prasenjit mukherjee >>>To: solr-user >>>Sent: Monday, February 6, 2012 1:17 AM >>>Subject: effect

Re: effect of continuous deletes on index's read performance

2012-02-05 Thread prasenjit mukherjee
rasenjit mukherjee >>To: solr-user >>Sent: Monday, February 6, 2012 1:17 AM >>Subject: effect of continuous deletes on index's read performance >> >>I have a use case where documents are continuously added @ 20 docs/sec >>( each doc add is also doing a commit )

Re: effect of continuous deletes on index's read performance

2012-02-05 Thread Otis Gospodnetic
y, February 6, 2012 1:17 AM >Subject: effect of continuous deletes on index's read performance > >I have a use case where documents are continuously added @ 20 docs/sec >( each doc add is also doing a commit )  and docs continuously getting >deleted at the same rate. So the searchab

effect of continuous deletes on index's read performance

2012-02-05 Thread prasenjit mukherjee
I have a use case where documents are continuously added @ 20 docs/sec ( each doc add is also doing a commit ) and docs continuously getting deleted at the same rate. So the searchable index size remains the same : ~ 400K docs ( docs for last 6 hours ~ 20*3600*6). Will it have pauses when deletes