/* * Copyright (c) 2017, 2018, Red Hat, Inc. 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. *
*/
// Forcefully exit when OOME is detected. Nothing we can do at that point. if (FLAG_IS_DEFAULT(ExitOnOutOfMemoryError)) {
FLAG_SET_DEFAULT(ExitOnOutOfMemoryError, true);
}
if (EpsilonMaxTLABSize < MinTLABSize) {
log_warning(gc)("EpsilonMaxTLABSize < MinTLABSize, adjusting it to " SIZE_FORMAT, MinTLABSize);
EpsilonMaxTLABSize = MinTLABSize;
}
if (!EpsilonElasticTLAB && EpsilonElasticTLABDecay) {
log_warning(gc)("Disabling EpsilonElasticTLABDecay because EpsilonElasticTLAB is disabled");
FLAG_SET_DEFAULT(EpsilonElasticTLABDecay, false);
}
#ifdef COMPILER2 // Enable loop strip mining: there are still non-GC safepoints, no need to make it worse if (FLAG_IS_DEFAULT(UseCountedLoopSafepoints)) {
FLAG_SET_DEFAULT(UseCountedLoopSafepoints, true); if (FLAG_IS_DEFAULT(LoopStripMiningIter)) {
FLAG_SET_DEFAULT(LoopStripMiningIter, 1000);
}
} #endif
}
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