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From:Ken Breeman Date:August 12 2008 5:38am
Subject:Re: GSoC Weekly Report - Week 11 (Memcache for Querycache)
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I'm having some trouble with bzr at the moment.
Here is a tarball in the mean time:

http://r4v3n.net/gsoc/memcached_mysql_querycache.tar.bz2

Sorry for the inconvenience,
--Ken Breeman


On Tue, Aug 12, 2008 at 12:06 AM, Ken Breeman <kenbreeman@stripped> wrote:
> Key Accomplishments Last Week:
> -It caches
> -It hits
> -It invalidates per table
> -It supports multiple MySQL instances
> -It works!
>
> Key Tasks that Stalled:
> -Did not get a change to finish the invalidate code 100%, currently if
> someone drops a db, the entire cache is invalidated, this is fixable
> by the end of the week though.
>
> Key Concerns:
> -I was hoping to refactor this into a plugin but there is not enough
> time left in the summer of code.
> -Need to cleanup a few small memory leaks.
> -There are still a few bugs (throwing mysqlslap at it with 100
> concurrent users crashes it)
> [mysqld: memcached_response.c:49: memcached_response: Assertion
> `(((*__ctype_b_loc ())[(int) ((*buffer_ptr))] & (unsigned short int)
> _ISgraph) || ((*__ctype_b_loc ())[(int) ((*buffer_ptr))] & (unsigned
> short int) _ISspace))' failed.]
> [mysqld: memcached_io.c:300: io_flush: Assertion `(return_length ==
> ptr->write_buffer_offset)' failed.]
>
> Tasks for Next Week:
> -Clean up the code, document, comment, test.
> -Fix memory leaks
> -Attempt to track down the crashing bug
>
>
> The code can be found on launchpad at: (still uploading should be
> complete by 12:15 EST)
> lp:~kenbreeman/mysql-server/memcache_query_cache
> http://bazaar.launchpad.net/~kenbreeman/mysql-server/memcache_query_cache/
>
> If anyone has any trouble using bzr and launchpad, please let me know
> and I can provide a tarball and/or diff.
>
> Thanks,
> --Ken Breeman
>
Thread
GSoC Weekly Report - Week 11 (Memcache for Querycache)Ken Breeman12 Aug
  • Re: GSoC Weekly Report - Week 11 (Memcache for Querycache)Ken Breeman12 Aug