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集中式缓存系统,Memcached 1.4.11 发布

memcached是一套分布式的快取系统,当初是Danga Interactive为了LiveJournal所发展的,但目前被许多软件(如MediaWiki)所使用。这是一套开放源代码软件,以BSD license授权释出。

下载地址: http://memcached.googlecode.com/files/memcached-1.4.11.tar.gz

改进:

Fixes

  •  bug237 : Don't compute incorrect argc for timedrun
  • fix 'age' stat for stats items
  • binary deletes were not ticking stats counters
  • Fix a race condition from 1.4.10 on item_remove
  • close some idiotic race conditions
  • initial slab automover
  • slab reassignment
  • clean do_item_get logic a bit. fix race.
  • clean up the do_item_alloc logic
  • shorten lock for item allocation more
  • Fix to build with cyrus sasl 2.1.25

New Features

Slab page reassignment and bug fixes over 1.4.10.

Bug Fixes

There were some race conditions and logic errors introduced in 1.4.10, they should be rare, but users are strongly encouraged to upgrade.

详见:http://code.google.com/p/memcached/wiki/ReleaseNotes1411

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