Re: [PATCH v3 2/2] selftests/nolibc: Add a very basic test for fallocate()

Willy Tarreau
2026-05-02T04:40:54Z

On Sat, May 02, 2026 at 01:00:27PM +0900, Daniel Palmer wrote:
> Hi Willy,
>
> On Sat, 2 May 2026 at 12:04, Willy Tarreau <w@1wt.eu> wrote:
> > Note that I've already seen one place with more than 4PB on a shared
> > FS, so I don't know how long such a test could hold true without
> > causing a havoc. I understand the reason behind the +32 though, and
> > I'm not worried for the short-to-mid term.
>
> I think there is the assumption that the file is on tmpfs and since
> tmpfs is in memory it can't be bigger that your system memory.
> I think with current memory prices we might be ok for now? :)

Agreed :-)

Willy