Re: Limit hash table size

Andrew Morton
2004-02-06T03:33:28Z

Nick Piggin <piggin@cyberone.com.au> wrote:
>
> >Was it a highmem box? If so, was the filesystem in question placing
> >directory pagecache in highmem? If so, that was really bad on older 2.4:
> >the directory pagecache in highmem pins down all directory inodes.
> >
> >
>
> 2.6.2-mm1 should fix this I think.

2.6.anything should fix it. It used to, anyway.

> In particular, this hunk in vm-shrink-zone.patch

That's on the direct reclaim path - for sane workloads most of the freeing
activity is via kswapd.