1 /* |
1 /* |
2 * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
285 \ |
285 \ |
286 develop(uintx, G1ConcMarkForceOverflow, 0, \ |
286 develop(uintx, G1ConcMarkForceOverflow, 0, \ |
287 "The number of times we'll force an overflow during " \ |
287 "The number of times we'll force an overflow during " \ |
288 "concurrent marking") \ |
288 "concurrent marking") \ |
289 \ |
289 \ |
290 experimental(uintx, G1NewSizePercent, 20, \ |
290 experimental(uintx, G1NewSizePercent, 5, \ |
291 "Percentage (0-100) of the heap size to use as default " \ |
291 "Percentage (0-100) of the heap size to use as default " \ |
292 "minimum young gen size.") \ |
292 "minimum young gen size.") \ |
293 \ |
293 \ |
294 experimental(uintx, G1MaxNewSizePercent, 80, \ |
294 experimental(uintx, G1MaxNewSizePercent, 60, \ |
295 "Percentage (0-100) of the heap size to use as default " \ |
295 "Percentage (0-100) of the heap size to use as default " \ |
296 " maximum young gen size.") \ |
296 " maximum young gen size.") \ |
297 \ |
297 \ |
298 experimental(uintx, G1MixedGCLiveThresholdPercent, 90, \ |
298 experimental(uintx, G1MixedGCLiveThresholdPercent, 65, \ |
299 "Threshold for regions to be considered for inclusion in the " \ |
299 "Threshold for regions to be considered for inclusion in the " \ |
300 "collection set of mixed GCs. " \ |
300 "collection set of mixed GCs. " \ |
301 "Regions with live bytes exceeding this will not be collected.") \ |
301 "Regions with live bytes exceeding this will not be collected.") \ |
302 \ |
302 \ |
303 product(uintx, G1HeapWastePercent, 5, \ |
303 product(uintx, G1HeapWastePercent, 10, \ |
304 "Amount of space, expressed as a percentage of the heap size, " \ |
304 "Amount of space, expressed as a percentage of the heap size, " \ |
305 "that G1 is willing not to collect to avoid expensive GCs.") \ |
305 "that G1 is willing not to collect to avoid expensive GCs.") \ |
306 \ |
306 \ |
307 product(uintx, G1MixedGCCountTarget, 4, \ |
307 product(uintx, G1MixedGCCountTarget, 8, \ |
308 "The target number of mixed GCs after a marking cycle.") \ |
308 "The target number of mixed GCs after a marking cycle.") \ |
309 \ |
309 \ |
310 experimental(uintx, G1OldCSetRegionThresholdPercent, 10, \ |
310 experimental(uintx, G1OldCSetRegionThresholdPercent, 10, \ |
311 "An upper bound for the number of old CSet regions expressed " \ |
311 "An upper bound for the number of old CSet regions expressed " \ |
312 "as a percentage of the heap size.") \ |
312 "as a percentage of the heap size.") \ |