Cache miss stampedes

Hanson Char hanson.char at gmail.com
Sat Jul 28 16:51:42 UTC 2007


>http://www.socialtext.net/memcached/index.cgi?faq#how_to_prevent_clobbering_updates_stampeding_requests

The link found on the page related to consistent hashing seems stale:

  http://http//www.last.fm/user/RJ/journal/2007/04/10/392555/

Hanson

On 7/28/07, dormando <dormando at rydia.net> wrote:
> Brad: One day I'll use the totally sweet Gearman ;) I linked to your
> post in the FAQ.
>
> Steven: Turns out I'm not as dumb as I thought:
> http://www.socialtext.net/memcached/index.cgi?faq#how_to_prevent_clobbering_updates_stampeding_requests
>
> ... my original FAQ entry opens (clearly, I hope) by saying what you
> suggested, then wanders off into alternatives. Which was discussed
> further on the mailing list.
>
> So! Sorry for the back and forth :( Apparantly I forgot what I had just
> written. You're right to question why alternatives even needed
> discussion, but some of us have/had fairly awkward caching primitives
> which leads to something like this.
>
> -Dormando
>


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