Hi,
i have comparable performance to former Java 8 and considerable lower memory
consumption,
when i use the OpenJDK 10 with the Eclipse OpenJ9 VM from AdoptOpenJDK!
It is not officially released jet, but i use it with great success.
If you want to try, you'll have to use the nightly builds from
Hi Felix,
I am not sure but I think a JRE 8 will not execute a jar file compiled with JDK
9 or higher.
So, I was only talking about using a newer JRE. I don't know when we will start
to compile with 9 or higher.
If I got that right JDK 9 is no longer available, so we probably have to switch
to
Hi Gerd,
What about if you compile mkgmap with java 9 or higher - and run it on Java
8 - this also applies or not? Or asked differently - is this dependant on
the compilation system or on the executing system?
Felix
On 16 May 2018 at 15:53, Gerd Petermann
wrote:
> Hi all,
>
> it seems that the
Hi all,
it seems that the new Garbage Collector (G1GC) that was introduced with Java
JRE 9 causes longer run times for splitter and mkgmap.
I've played with some options and found that the use of -XX:+AggressiveHeap
seems to be a good idea when you use these newer JREs.
Without this option the
Version mkgmap-r4191 was committed by gerd on Wed, 16 May 2018
small DEM performance improvement: reduce number of double[][] allocations
Keep the 4x4 array that is filled for the bicubic interpolation
to reduce GC strees
http://www.mkgmap.org.uk/websvn/revision.php?repname=mkgmap&rev=4191