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Adjust the policy of automatic memory allocation

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Glavo 2022-01-12 20:08:49 +08:00 committed by Yuhui Huang
parent 7beef30d20
commit 12932a1d33
1 changed files with 15 additions and 1 deletions
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16
HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameRepository.java
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@ -454,6 +454,20 @@ public class HMCLGameRepository extends DefaultGameRepository {
}
public static long getAllocatedMemory(long minimum, long available, boolean auto) {
return auto ? Math.max(minimum, (long) (available * 0.8)) : minimum;
if (auto) {
available -= 256 * 1024 * 1024; // Reserve 256MB memory for off-heap memory and HMCL itself
if (available <= 0) {
return minimum;
}
final long threshold = 8L * 1024 * 1024 * 1024;
final long suggested = Math.min(available <= threshold
? (long) (available * 0.8)
: (long) (threshold * 0.8 + (available - threshold) * 0.2),
32736L * 1024 * 1024); // Limit the maximum suggested memory to ensure that compressed oops are available
return Math.max(minimum, suggested);
} else {
return minimum;
}
}
}