Re: [lockup] Re: objrmap-core-1 (rmap removal for file mappings to avoid 4:4 in <=16G machines)

Andrew Morton
2004-03-09T11:09:40Z

Ingo Molnar <mingo@elte.hu> wrote:
>
> or run the attached test-mmap2.c code, which simulates a very small DB
> app using only 1800 vmas per process: it only maps 8 MB of shm and
> spawns 32 processes. This has an even more lethal effect than the
> previous code.

Do these tests actually make any forward progress at all, or is it some bug
which has sent the kernel into a loop?