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8316906: Clarify TLABWasteTargetPercent flag

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Backport-of: 77fac0f4c6
This commit is contained in:
Ludvig Janiuk
2023-10-10 19:50:15 +00:00
committed by Vitaly Provodin
parent e4b9ec73c6
commit a584dec284
1 changed files with 5 additions and 2 deletions
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7
src/hotspot/share/gc/shared/tlab_globals.hpp
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@@ -70,10 +70,13 @@
"Allocation averaging weight") \
range(0, 100) \
\
/* At GC all TLABs are retired, and each thread's active */ \
/* TLAB is assumed to be half full on average. The */ \
/* remaining space is waste, proportional to TLAB size. */ \
product(uintx, TLABWasteTargetPercent, 1, \
"Percentage of Eden that can be wasted (half-full TLABs at GC)") \
/* Limit the lower bound of this flag to 1 as it is used */ \
/* in a division expression. */ \
product(uintx, TLABWasteTargetPercent, 1, \
"Percentage of Eden that can be wasted") \
range(1, 100) \
\
product(uintx, TLABRefillWasteFraction, 64, \