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test/direct.c open failed because of O_DIRECT flag #76

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wtjcn opened this issue Apr 27, 2023 · 0 comments

wtjcn commented Apr 27, 2023

test on x64 ubuntu 20.04 system, hugepage default size = 1G
test/direct.c, this line:

dfd = open(TMPFILE, O_CREAT|O_EXCL|O_DIRECT|O_RDWR, 0600);

will fail, report error:

Bad configuration: Failed to open direct-IO file: Invalid argument

when remove O_DIRECT it will pass this line (failed later when write )

why?

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