Re: [PATCH v4 10/11] ext4: Atomic writes test for bigalloc using fio crc verifier on multiple files

From: Ojaswin Mujoo
Date: Thu Aug 21 2025 - 08:20:20 EST


On Thu, Aug 21, 2025 at 10:28:56AM +0100, John Garry wrote:
> On 21/08/2025 09:28, Ojaswin Mujoo wrote:
> > Yes these 2 tests are similar however 061 uses fallocate=native +
> > _scratch_mkfs_ext4 to test whether atomic writes on preallocated file
> > via multiple threads works correctly.
> >
> > The 062 uses fallocate=truncate + _scratch_mkfs_sized 360MB +
> > 'multiple jobs each writing to a different file' to ensure we are
> > extensively stressing the allocation logic in low space scenarios.
>
> I see, please at least fully document this in the commit messages.
>
> Thanks

Will do.

Regards,
ojaswin