[LTP] [PATCH] swapon01: swapon01: prevent OOM happening in swap process

[Petr Vorel]

> On Mon, Mar 18, 2024 at 8:40 PM Wei Gao <wegao@suse.com> wrote:




> > > That's because the available swapfile on your SUT is too small,
> > > you can adjust it (then retest it) by yourself to find a proper size.

> > > This is fine as long as the swapfile size is less than 300MB,
> > > otherwise we need to set .dev_min_size like what we did
> > > for swapoff01.c.

> > > And, on the other side, we can't guarantee the system SwapCached
> > > happened every time, it depends on the system's configuration.


> > 100M is good enough for current system, could you help check following
> > patch?


> Can we rewrite the make_swapfile() API to support passing MB size for
> making the swapfile?

I guess it would be desirable (but keep also possible to pass that 10 blocks,
therefore maybe use flag to distinguish between MB and blocks?).

Kind regards,
Petr