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new 371b00ad4225 [SPARK-54455][CORE][TESTS] Disable a flaky `unmanaged
memory tracking with off-heap memory enabled` test in MacOS CI
371b00ad4225 is described below
commit 371b00ad422504b3462779e4867d45e660e3075e
Author: Dongjoon Hyun <[email protected]>
AuthorDate: Fri Nov 21 17:42:26 2025 -0800
[SPARK-54455][CORE][TESTS] Disable a flaky `unmanaged memory tracking with
off-heap memory enabled` test in MacOS CI
### What changes were proposed in this pull request?
This PR aims to disable a flaky `unmanaged memory tracking with off-heap
memory enabled` test in MacOS CI
### Why are the changes needed?
This test suite passed locally, but has been flaky in MacOS GitHub Action
environment.
- https://github.com/apache/spark/actions/runs/19442963476/job/55985972662
```
- unmanaged memory tracking with off-heap memory enabled *** FAILED ***
1400 was not less than or equal to 1200 Off-heap memory should be reduced
by unmanaged usage (UnifiedMemoryManagerSuite.scala:592)
```
- https://github.com/apache/spark/actions/runs/19582140886/job/56082446144
```
- unmanaged memory tracking with off-heap memory enabled *** FAILED ***
mm.acquireStorageMemory(UnifiedMemoryManagerSuite.this.dummyBlock, 1100L,
OFF_HEAP) was true (UnifiedMemoryManagerSuite.scala:600)
```
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Pass the CIs.
### Was this patch authored or co-authored using generative AI tooling?
No.
Closes #53165 from dongjoon-hyun/SPARK-54455.
Authored-by: Dongjoon Hyun <[email protected]>
Signed-off-by: Dongjoon Hyun <[email protected]>
---
.../test/scala/org/apache/spark/memory/UnifiedMemoryManagerSuite.scala | 2 ++
1 file changed, 2 insertions(+)
diff --git
a/core/src/test/scala/org/apache/spark/memory/UnifiedMemoryManagerSuite.scala
b/core/src/test/scala/org/apache/spark/memory/UnifiedMemoryManagerSuite.scala
index 9c74f2fdd459..9f0e622b1d51 100644
---
a/core/src/test/scala/org/apache/spark/memory/UnifiedMemoryManagerSuite.scala
+++
b/core/src/test/scala/org/apache/spark/memory/UnifiedMemoryManagerSuite.scala
@@ -24,6 +24,7 @@ import org.apache.spark.internal.config._
import org.apache.spark.internal.config.Tests._
import org.apache.spark.storage.TestBlockId
import org.apache.spark.storage.memory.MemoryStore
+import org.apache.spark.util.Utils
class UnifiedMemoryManagerSuite extends MemoryManagerSuite with
PrivateMethodTester {
private val dummyBlock = TestBlockId("--")
@@ -554,6 +555,7 @@ class UnifiedMemoryManagerSuite extends MemoryManagerSuite
with PrivateMethodTes
}
test("unmanaged memory tracking with off-heap memory enabled") {
+ assume(!Utils.isMacOnAppleSilicon)
val maxOnHeapMemory = 1000L
val maxOffHeapMemory = 1500L
val taskAttemptId = 0L
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