+1 Good idea to avoid gc overhead.we need to be careful in clearing memory after use On Tue, 13 Dec 2016 at 2:17 PM, Kumar Vishal <[email protected]> wrote:
> There are lots of gc when carbon is processing more number of records > during query, which is impacting carbon query performance.To solve this gc > problem happening when query output is too huge or when more number of > records are processed, I would like to propose below solution. > > Currently we are storing all the data which is read during query from > carbon data file in heap, when number of query output is huge it is causing > more gc. Instead of storing in heap we can store this data in offheap and > will clear when scanning is finished for that query. > > Please vote and comment for above proposal. > > -Regards > KUmar Vishal >
