JDK-8038473 : Remove support for old T1 libthread
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: runtime
  • Affected Version: 9
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • OS: solaris
  • Submitted: 2014-03-27
  • Updated: 2016-05-10
  • Resolved: 2014-04-03
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JDK 9
9 b10Fixed
Related Reports
Relates :  
JDK-8149901 - [Solaris] Use of -XX:+UseThreadPriorities crashes fastdebug
Relates :  
JDK-8074026 - Deprecated UseBoundThreads, DefaultThreadPriority and NoYieldsInMicrolock VM options still defined in globals.hpp
Description
Hotspot still has the code to use either T1 or T2 libthread in Solaris. T1 libthread has been removed from Solaris in release 10. JDK9 requires Solaris 10u9 or higher. It's time to remove the T1 libthread support.
Comments
8019528 is looking at use of UI threads (T2 libthread) verus Posix Pthreads.
23-02-2015
I thought removing old T1 support was being tracked under this bug id: JDK-8019528 RFE: Re-exame if we need to support two thread libraries on Solaris
27-03-2014