Re: [PATCH 2/2] selftests/mm: Do not fail test for a single migration failure

[Christoph Lameter (Ampere)]

On Fri, 9 Aug 2024, Shuah Khan wrote:

> "Given that migration is a best-effort service, it is wrong to fail the
> test for just a single failure; hence, fail the test after 100 consecutive
> failures (where 100 is still a subjective choice)."
>
> You do want to mention the above here.
>
> The reason being, I would like to know what this does to the run-time of
> this test if migration fails and retried 100 times.

If we backoff earlier without engaging too much with the page then we can 
in turn affort to retry more times.