[ 
https://issues.apache.org/jira/browse/LUCENE-5951?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14253308#comment-14253308
 ] 

Michael McCandless commented on LUCENE-5951:
--------------------------------------------

bq. Maybe just add a reference to the new method in the introduction:

I'll add that!

> Detect when index is on SSD and set dynamic defaults
> ----------------------------------------------------
>
>                 Key: LUCENE-5951
>                 URL: https://issues.apache.org/jira/browse/LUCENE-5951
>             Project: Lucene - Core
>          Issue Type: Improvement
>            Reporter: Michael McCandless
>            Assignee: Michael McCandless
>         Attachments: LUCENE-5951.patch, LUCENE-5951.patch, LUCENE-5951.patch, 
> LUCENE-5951.patch, LUCENE-5951.patch, LUCENE-5951.patch, LUCENE-5951.patch
>
>
> E.g. ConcurrentMergeScheduler should default maxMergeThreads to 3 if it's on 
> SSD and 1 if it's on spinning disks.
> I think the new NIO2 APIs can let us figure out which device we are mounted 
> on, and from there maybe we can do os-specific stuff e.g. look at  
> /sys/block/dev/queue/rotational to see if it's spinning storage or not ...



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org
For additional commands, e-mail: dev-h...@lucene.apache.org

Reply via email to