/* * Copyright (c) 2019, 2021, 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. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions.
*/
if (os::has_allocatable_memory_limit(&limit)) { return limit;
}
// No limit return SIZE_MAX;
}
size_t ZAddressSpaceLimit::mark_stack() { // Allow mark stacks to occupy 10% of the address space const size_t limit = address_space_limit() / 10; return align_up(limit, ZMarkStackSpaceExpandSize);
}
size_t ZAddressSpaceLimit::heap_view() { // Allow all heap views to occupy 50% of the address space const size_t limit = address_space_limit() / MaxVirtMemFraction / ZHeapViews; return align_up(limit, ZGranuleSize);
}
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