Messages in this thread | | | Date | Thu, 14 Sep 2000 13:53:33 -0300 (BRST) | From | Rik van Riel <> | Subject | Re: [PATCH *] VM patch for 2.4.0-test8 |
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On Wed, 13 Sep 2000, David S. Miller wrote:
> In page_launder() about halfway down there is this sequence of tests > on LRU pages: > > if (!clearedbuf) { > ... > } else if (!page->mapping) { > ... > } else if (page_count(page) > 1) { > } else /* page->mapping && page_count(page) == 1 */ { > ... > } > > Above this sequence we've done a page_cache_get.
Indeed, you're right. This bug certainly explains some of the performance things I've seen in the stress test last night...
Btw, in case you're wondering ... the box /survived/ a stress test that would get programs killed on quite a few "stable" kernels we've been shipping lately. ;)
regards,
Rik -- "What you're running that piece of shit Gnome?!?!" -- Miguel de Icaza, UKUUG 2000
http://www.conectiva.com/ http://www.surriel.com/
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