Re: Is solr.StandardDirectoryFactory an MMapDirectory?

2015-10-09 Thread Eric Torti
Ok, thanks Shawn! That makes sense. We'll be experimenting with it. Best, Eric On Wed, Oct 7, 2015 at 5:54 PM, Shawn Heisey wrote: > On 10/7/2015 12:00 PM, Eric Torti wrote: >> Can we read "high reopen rate" as "frequent soft commits"? (In our >> case, hard commits do not open a searcher. But s

Re: Is solr.StandardDirectoryFactory an MMapDirectory?

2015-10-07 Thread Shawn Heisey
On 10/7/2015 12:00 PM, Eric Torti wrote: > Can we read "high reopen rate" as "frequent soft commits"? (In our > case, hard commits do not open a searcher. But soft commits do). > > Considering it does mean "frequent soft commits", I'd say that it > doesn't fit our setup because we have an index rat

Re: Is solr.StandardDirectoryFactory an MMapDirectory?

2015-10-07 Thread Eric Torti
Correcting: When I mentioned high non-JVM memory usage, what I probably meant was high virtual memory allocation. On Wed, Oct 7, 2015 at 3:00 PM, Eric Torti wrote: > Thanks, Shawn. > >> After a look at the code, I found that StandardDirectoryFactory should >> use MMap if the OS and Java version

Re: Is solr.StandardDirectoryFactory an MMapDirectory?

2015-10-07 Thread Eric Torti
Thanks, Shawn. > After a look at the code, I found that StandardDirectoryFactory should > use MMap if the OS and Java version support it. If support isn't there, > it will use conventional file access methods. As far as I know, all > 64-bit Java versions and 64-bit operating systems will support

Re: Is solr.StandardDirectoryFactory an MMapDirectory?

2015-10-07 Thread Shawn Heisey
On 10/7/2015 8:48 AM, Eric Torti wrote: > class="${solr.directoryFactory:solr.StandardDirectoryFactory}" > name="DirectoryFactory"/> > > I'm just starting to grasp different strategies for Directory > implementation. Can I assume that solr.StandardDirectoryFactory is a > MMapDirectory as described

Is solr.StandardDirectoryFactory an MMapDirectory?

2015-10-07 Thread Eric Torti
Hello, I'm running a 5.2.1 SolrCloud cluster and I see that one of my cores is configured under solrconfig.xml to use I'm just starting to grasp different strategies for Directory implementation. Can I assume that solr.StandardDirectoryFactory is a MMapDirectory as described by Uwe Schindler in