RE: how to "load" mmap directory into memory?

2014-12-03 Thread Toke Eskildsen
Li Li [fancye...@gmail.com] wrote: > I am using mmap fs directory in lucene. My index is small (about 3GB > in disk) and I have plenty of memory available. The problem is that > when the term is first queried, it's slow. How can I "load" all > directory into memory? Yes. One of the smart things ab

RE: how to "load" mmap directory into memory?

2014-12-03 Thread Uwe Schindler
Hi, the first searches are always slower, which is not only caused by the FS cache. In general, searchers must be warmed, so you execute a set of search queries or calculate facets initially after opening (or reopening) an IndexReader. This will have the side effect of also warming the disk cac

Re: how to "load" mmap directory into memory?

2014-12-03 Thread brettgleeson83
"Indin _bull? Sent from my BlackBerry® wireless device -Original Message- From: Toke Eskildsen Date: Wed, 3 Dec 2014 08:25:04 To: java-user@lucene.apache.org Reply-To: java-user@lucene.apache.org Subject: RE: how to "load" mmap directory into memory? Li Li [fancye...@g

Re: how to "load" mmap directory into memory?

2014-12-03 Thread brettgleeson83
Canuaddalotofnonsenseorshallwebedirect!?!?! X Sent from my BlackBerry® wireless device -Original Message- From: "Uwe Schindler" Date: Wed, 3 Dec 2014 11:54:27 To: Reply-To: java-user@lucene.apache.org Subject: RE: how to "load" mmap directory into memory? Hi, th