Proposal for adding O_DIRECT support into JDK 9

Brian Burkhalter brian.burkhalter at
Wed Aug 30 18:41:32 UTC 2017

Hi Lucy,

On Aug 30, 2017, at 11:37 AM, Lu, Yingqi < at> wrote:

> I will check.
> I was also wondering whether there is an equivalent to mincore() or something which could enable DirectIOTest on Windows.


> Very good point! I only tested on UFS. If we decide not to disable the test, what is the best method to check? fstype? I am sorry that I do not have much experiences with Solaris OS.
> I wonder whether we need to disable this test on Solaris or add a check of the file system type to determine whether it is either NFS or UFS?

You might be able to check using FileStore#type() [1].



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