Hi, Denis.
Can you describe the steps on how to test it. On my mac it still change
the vc.
On 27.05.15 17:16, Denis Fokin wrote:
Please review the fix for jdk9
The fix allows do not force discrete video card usage on MacBook Pro
models with two video cards. I have tested the fix on several
Please review the fix for jdk9
The fix allows do not force discrete video card usage on MacBook Pro models
with two video cards. I have tested the fix on several MPBs.
Bug: https://bugs.openjdk.java.net/browse/JDK-8041900
Webrev: http://cr.openjdk.java.net/~denis/8041900/webrev.00
Hi, Sergey,
Basically, you should close all apps that can switch the vc including the
utility for switching video cards. Make sure in About This Mac - Displays that
the integrated card is enabled. Start an application with the patched version
of Java. Check About This Mac - Displays.
Hi Phil,
Thank you for the comments. Actually, the battery life is not the only issue
that experience our customers. I am getting crash reports that are reproducible
only with discrete cards on MBP. Some users report hangs with discrete cards.
All this issues are eliminated by switching on the
This is one of the bugs that prevent IDEA to switching to JDK7/8 for
IntelliJ by default. The JDK is perceived by a lot of users as an
ill-behaved application on OS X because it forces use of the discrete
GPU, drastically reducing battery life.
This patch didn't work for me either, on a 2014 15
Hello Denis,
Once lots of people start to use the integrated CPU I suppose there is a
non-zero
likelihood of crashes and other problems with that too.
I would like to see this (a) selected based on battery or similar, not
fixed,
(b) made controllable by a flag or similar,
and once that is