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This commit is contained in:
Antonios Printezis 2008-03-27 17:22:06 -07:00
commit 6bfbc36dcd
4 changed files with 198 additions and 109 deletions
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21
hotspot/src/share/vm/runtime/globals.hpp
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@ -1319,6 +1319,10 @@ class CommandLineFlags {
product(bool, CMSClassUnloadingEnabled, false, \
"Whether class unloading enabled when using CMS GC") \
\
product(uintx, CMSClassUnloadingMaxInterval, 0, \
"When CMS class unloading is enabled, the maximum CMS cycle count"\
" for which classes may not be unloaded") \
\
product(bool, CMSCompactWhenClearAllSoftRefs, true, \
"Compact when asked to collect CMS gen with clear_all_soft_refs") \
\
@ -1504,17 +1508,30 @@ class CommandLineFlags {
"Percentage of MinHeapFreeRatio in CMS generation that is " \
" allocated before a CMS collection cycle commences") \
\
product(intx, CMSBootstrapOccupancy, 50, \
product(intx, CMSTriggerPermRatio, 80, \
"Percentage of MinHeapFreeRatio in the CMS perm generation that" \
" is allocated before a CMS collection cycle commences, that " \
" also collects the perm generation") \
\
product(uintx, CMSBootstrapOccupancy, 50, \
"Percentage CMS generation occupancy at which to " \
" initiate CMS collection for bootstrapping collection stats") \
\
product(intx, CMSInitiatingOccupancyFraction, -1, \
"Percentage CMS generation occupancy to start a CMS collection " \
" cycle (A negative value means that CMSTirggerRatio is used)") \
" cycle (A negative value means that CMSTriggerRatio is used)") \
\
product(intx, CMSInitiatingPermOccupancyFraction, -1, \
"Percentage CMS perm generation occupancy to start a CMScollection"\
" cycle (A negative value means that CMSTriggerPermRatio is used)")\
\
product(bool, UseCMSInitiatingOccupancyOnly, false, \
"Only use occupancy as a crierion for starting a CMS collection") \
\
product(intx, CMSIsTooFullPercentage, 98, \
"An absolute ceiling above which CMS will always consider the" \
" perm gen ripe for collection") \
\
develop(bool, CMSTestInFreeList, false, \
"Check if the coalesced range is already in the " \
"free lists as claimed.") \