But tons of people on this mailing list do not recommend AggressiveOpts Why do you recommend it?
On Thu, Jan 1, 2015 at 12:10 PM, Shawn Heisey <[email protected]> wrote: > I've been working with Oracle employees to find better GC tuning > options. The results are good enough to share with the community: > > https://wiki.apache.org/solr/ShawnHeisey#GC_Tuning > > With the latest Java 7 or Java 8 version, and a couple of tuning > options, G1GC has grown up enough to be a viable choice. Two of the > settings on that list were critical for making the performance > acceptable with my testing: ParallelRefProcEnabled and G1HeapRegionSize. > > I've included some notes on the wiki about how you can size the G1 heap > regions appropriately for your own index. > > Thanks, > Shawn > > -- Bill Bell [email protected] cell 720-256-8076
