Re: High CPU usage with JRE 8u162 b03 EA (caused by sun.awt.windows.WInputMethod.inquireCandidatePosition)

2018-01-05 Thread Reto Merz
Hello Semyon, Thanks for your fast feedback! We would like to check it but we need a Oracle build for real world tests because we depend on the Webstart which is not part of OpenJDK. As far as we know there is no Oracle u172 EA build available via http://jdk.java.net/8 or via

Re: High CPU usage with JRE 8u162 b03 EA (caused by sun.awt.windows.WInputMethod.inquireCandidatePosition)

2018-01-05 Thread Semyon Sadetsky
Hello Reto, Happy New Year! Yes, it is a known bug, it was introduced by 8184016. 8183504 should fix it, but it was backported to 8u172. Can you check whether 8u172 b01 has this issue fixed on Win8 and Win2012R2? --Semyon On 01/05/2018 02:49 AM, Reto Merz wrote: Hello, Happy New Year! We

High CPU usage with JRE 8u162 b03 EA (caused by sun.awt.windows.WInputMethod.inquireCandidatePosition)

2018-01-05 Thread Reto Merz
Hello, Happy New Year! We just noticed that our software is completely unusable with JRE 8u162 b03 EA because of very high CPU usage. It works with 8 u162 b01 and older releases (eg: 8 u152 etc). We are able to provide a simple reproducer which demonstrate high CPU usage, at least on Windows