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comparison src/share/vm/gc_implementation/g1/g1_globals.hpp @ 4729:1cbe7978b021

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7113021: G1: automatically enable young gen size auto-tuning when -Xms==-Xmx Summary: Use a percentage of -Xms as min and another percentage of -Xmx as max for the young gen size Reviewed-by: tonyp, johnc
author brutisso
date Wed, 21 Dec 2011 22:13:31 +0100
parents a88de71c4e3a
children 1d6185f732aa
comparison
equal deleted inserted replaced
4728:441e946dc1af 4729:1cbe7978b021
287 "Raise a fatal VM exit out of memory failure in the event " \ 287 "Raise a fatal VM exit out of memory failure in the event " \
288 " that heap expansion fails due to running out of swap.") \ 288 " that heap expansion fails due to running out of swap.") \
289 \ 289 \
290 develop(uintx, G1ConcMarkForceOverflow, 0, \ 290 develop(uintx, G1ConcMarkForceOverflow, 0, \
291 "The number of times we'll force an overflow during " \ 291 "The number of times we'll force an overflow during " \
292 "concurrent marking") 292 "concurrent marking") \
293 \
294 develop(uintx, G1DefaultMinNewGenPercent, 20, \
295 "Percentage (0-100) of the heap size to use as minimum " \
296 "young gen size.") \
297 \
298 develop(uintx, G1DefaultMaxNewGenPercent, 50, \
299 "Percentage (0-100) of the heap size to use as maximum " \
300 "young gen size.")
293 301
294 G1_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG, DECLARE_MANAGEABLE_FLAG, DECLARE_PRODUCT_RW_FLAG) 302 G1_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG, DECLARE_MANAGEABLE_FLAG, DECLARE_PRODUCT_RW_FLAG)
295 303
296 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1_GLOBALS_HPP 304 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1_GLOBALS_HPP