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https://issues.apache.org/jira/browse/ARROW-2215?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16381282#comment-16381282
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ASF GitHub Bot commented on ARROW-2215:
---------------------------------------
robertnishihara commented on a change in pull request #1660: ARROW-2215:
[Plasma] Hugetables munmap issue
URL: https://github.com/apache/arrow/pull/1660#discussion_r171428063
##########
File path: python/pyarrow/tests/test_plasma.py
##########
@@ -755,6 +755,18 @@ def test_use_one_memory_mapped_file(self):
create_object(self.plasma_client, DEFAULT_PLASMA_STORE_MEMORY + 1,
0)
+ def test_use_huge_pages(self):
+ subprocess.check_call("sudo mkdir -p /mnt/hugepages", shell=True)
Review comment:
The filesystem created here is used to test Plasma support for huge pages,
which is a performance optimization.
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> [Plasma] Error when using huge pages
> ------------------------------------
>
> Key: ARROW-2215
> URL: https://issues.apache.org/jira/browse/ARROW-2215
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Plasma (C++)
> Reporter: Philipp Moritz
> Priority: Major
> Labels: pull-request-available
>
> see https://github.com/ray-project/ray/issues/1592
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