Re: [PATCH] vfs: Delete the associated dentry when deleting a file

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hi, Linus,

On Wed, May 15, 2024 at 09:05:24AM -0700, Linus Torvalds wrote:
> Oliver,
>  is there any chance you could run this through the test robot
> performance suite? The original full patch at
> 
>     https://lore.kernel.org/all/20240515091727.22034-1-laoar.shao@xxxxxxxxx/
> 
> and it would be interesting if the test robot could see if the patch
> makes any difference on any other loads?

sure. it's our great pleasure. thanks a lot to involve us.

the tests are started, but due to resource contraint, it may cost 2-3 days
to run enough tests.

will keep you guys updated, Thanks!

> 
> Thanks,
>                      Linus
> 
> On Wed, 15 May 2024 at 02:17, Yafang Shao <laoar.shao@xxxxxxxxx> wrote:
> >
> > Our applications, built on Elasticsearch[0], frequently create and delete
> > files. These applications operate within containers, some with a memory
> > limit exceeding 100GB. Over prolonged periods, the accumulation of negative
> > dentries within these containers can amount to tens of gigabytes.
> >
> > Upon container exit, directories are deleted. However, due to the numerous
> > associated dentries, this process can be time-consuming. Our users have
> > expressed frustration with this prolonged exit duration, which constitutes
> > our first issue.




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