Strange memcached behavior on stress test
Jamie McCarthy
jamie at mccarthy.vg
Mon Jun 12 14:45:18 UTC 2006
time at digg.com (timeless) writes:
> bytes_read:81,743,715,223
> bytes_written:7,345,267,298,630
>
> Here you can see the remnants of the original method by which we
> used memcached, that is, we would write any slow-produced SQL
> resultset into memcached and fetch that to generate the same HTML
> in the future. That meant we were writing things that were often
> never read again. Hence the orders of magnitude more writing than
> reading.
Other way around: bytes_written is how many bytes memcached has
written to your application. Looks like you're seeing (very
roughly) 90 gets for your average set, which is excellent.
--
Jamie McCarthy
http://mccarthy.vg/
jamie at mccarthy.vg
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