src/hotspot/share/gc/z/zDirector.cpp

*** 1,7 ****
  /*
!  * Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2015, 2020, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 184,194 ****
    // the heap reserve is not available to Java threads and is therefore not
    // considered part of the free memory.
    const size_t max_capacity = ZHeap::heap()->soft_max_capacity();
    const size_t max_reserve = ZHeap::heap()->max_reserve();
    const size_t used = ZHeap::heap()->used();
!   const size_t free_with_reserve = max_capacity - used;
    const size_t free = free_with_reserve - MIN2(free_with_reserve, max_reserve);
    const double free_percent = percent_of(free, max_capacity);
  
    log_debug(gc, director)("Rule: High Usage, Free: " SIZE_FORMAT "MB(%.1f%%)",
                            free / M, free_percent);
--- 184,194 ----
    // the heap reserve is not available to Java threads and is therefore not
    // considered part of the free memory.
    const size_t max_capacity = ZHeap::heap()->soft_max_capacity();
    const size_t max_reserve = ZHeap::heap()->max_reserve();
    const size_t used = ZHeap::heap()->used();
!   const size_t free_with_reserve = max_capacity - MIN2(max_capacity, used);
    const size_t free = free_with_reserve - MIN2(free_with_reserve, max_reserve);
    const double free_percent = percent_of(free, max_capacity);
  
    log_debug(gc, director)("Rule: High Usage, Free: " SIZE_FORMAT "MB(%.1f%%)",
                            free / M, free_percent);