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(array) Increase LongArray on-heap alignment to 16 bytes

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This primarily affects benchmarks, making performance more consistent for the 128 bit operations, as the system mostly works with memory mapped data.
This commit is contained in:
Viktor Lofgren 2024-05-16 19:12:36 +02:00
parent 9d7616317e
commit 48aff52e00
2 changed files with 2 additions and 2 deletions
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2
code/libraries/array/java/nu/marginalia/array/page/SegmentLongArray.java
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@ -32,7 +32,7 @@ public class SegmentLongArray implements PartitionPage, LongArray {
}
public static SegmentLongArray onHeap(Arena arena, long size) {
return new SegmentLongArray(arena.allocate(WORD_SIZE*size, 8), arena);
return new SegmentLongArray(arena.allocate(WORD_SIZE*size, 16), arena);
}
public static SegmentLongArray fromMmapReadOnly(Arena arena, Path file, long offset, long size) throws IOException {

2
code/libraries/array/java/nu/marginalia/array/page/UnsafeLongArray.java
View File

@ -52,7 +52,7 @@ public class UnsafeLongArray implements PartitionPage, LongArray {
}
public static UnsafeLongArray onHeap(Arena arena, long size) {
return new UnsafeLongArray(arena.allocate(WORD_SIZE*size, 8), arena);
return new UnsafeLongArray(arena.allocate(WORD_SIZE*size, 16), arena);
}
public static UnsafeLongArray fromMmapReadOnly(Arena arena, Path file, long offset, long size) throws IOException {