davisusanibar commented on code in PR #36185:
URL: https://github.com/apache/arrow/pull/36185#discussion_r1246065773
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java/memory/memory-core/src/main/java/org/apache/arrow/memory/Accountant.java:
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@@ -169,9 +169,14 @@ public boolean forceAllocate(long size) {
*/
private AllocationOutcome.Status allocate(final long size, final boolean
incomingUpdatePeak,
final boolean forceAllocation, AllocationOutcomeDetails details) {
- final long newLocal = locallyHeldMemory.addAndGet(size);
+ final long oldLocal = locallyHeldMemory.getAndAdd(size);
+ final long newLocal = oldLocal + size;
+ // Borrowed from Math.addExact (but avoid exception here)
Review Comment:
Is it necessary to postpone exception throws?
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