/* * Copyright (c) 2016, 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. * * 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 (FLAG_IS_CMDLINE(NewRatio)) { if (FLAG_IS_CMDLINE(NewSize) || FLAG_IS_CMDLINE(MaxNewSize)) {
log_warning(gc, ergo)("-XX:NewSize and -XX:MaxNewSize override -XX:NewRatio");
} else {
_sizer_kind = SizerNewRatio;
_use_adaptive_sizing = false; return;
}
}
if (NewSize > MaxNewSize) { if (FLAG_IS_CMDLINE(MaxNewSize)) {
log_warning(gc, ergo)("NewSize (" SIZE_FORMAT "k) is greater than the MaxNewSize ("SIZE_FORMAT "k). " "A new max generation size of " SIZE_FORMAT "k will be used.",
NewSize/K, MaxNewSize/K, NewSize/K);
}
FLAG_SET_ERGO(MaxNewSize, NewSize);
}
// We need to pass the desired values because recalculation may not update these // values in some cases.
uint temp = _min_desired_young_length;
uint result = _max_desired_young_length;
recalculate_min_max_young_length(number_of_heap_regions, &temp, &result);
size_t max_young_size = result * HeapRegion::GrainBytes; if (max_young_size != MaxNewSize) {
FLAG_SET_ERGO(MaxNewSize, max_young_size);
}
}
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