Reding and writing at the same time is okay. Only one thread can modify the index at a time.
Otis --- [EMAIL PROTECTED] wrote: > Ah, for some reason i thought none of the Lucene methods were thread > safe, > or is this only in the case of reading and writing at the same time? > I > thought I read this in the FAQ. > > Roy. > > -----Original Message----- > From: Doug Cutting [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, November 20, 2002 5:04 PM > To: Lucene Users List > Subject: Re: Stress/scalability testing Lucene > > > * Replies will be sent through Spamex to > [EMAIL PROTECTED] > * For additional info click -> http://www.spamex.com/i/?v=886513 > > Justin Greene wrote: > > We created a thread pool to read and parse the email > > messages. 10 threads seems to be the magic number here for us. We > then > > created a queue of messages to be indexed onto which we push the > parsed > > messages and have a single thread adding messages to the index. > > IndexWriter.addDocument(Document) is thread safe, so you don't need a > > separate indexing thread. So long as your analyzer is thread safe, > you > can index each messages in the thread that parses it, for even > greater > parallelism. > > Doug > > > -- > To unsubscribe, e-mail: > <mailto:[EMAIL PROTECTED]> > For additional commands, e-mail: > <mailto:[EMAIL PROTECTED]> > > > This email and any attachments are confidential and may be > legally privileged. No confidentiality or privilege is waived > or lost by any transmission in error. If you are not the > intended recipient you are hereby notified that any use, > printing, copying or disclosure is strictly prohibited. > Please delete this email and any attachments, without > printing, copying, forwarding or saving them and notify the > sender immediately by reply e-mail. Zurich Capital Markets > and its affiliates reserve the right to monitor all e-mail > communications through its networks. Unless otherwise > stated, any pricing information in this e-mail is indicative > only, is subject to change and does not constitute an offer > to enter into any transaction at such price and any terms in > relation to any proposed transaction are indicative only and > subject to express final confirmation. > __________________________________________________ Do you Yahoo!? Yahoo! Web Hosting - Let the expert host your site http://webhosting.yahoo.com -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
