请问如何解决 python-memcache 内存泄漏 - V2EX
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fcicq

请问如何解决 python-memcache 内存泄漏

  •  
  •   fcicq Sep 26, 2011 7065 views
    This topic created in 5326 days ago, the information mentioned may be changed or developed.
    应用是 webapp2 + gevent 做的. 应用有需要用 gevent 进行的异步操作, 所以无法使用 libmemcached 的 bindings. 使用 Dozer 已经确认泄漏出现在 memcache.Client. python-memcache 版本 1.40-2ubuntu1, python 版本 2.6.4~rc2-0ubuntu1.

    大致目前的使用方式:
    def get_mc():
    mc = memcache.Client([MEMCACHE_SERVER], debug=0)
    return mc
    ... (略)
    def mc_free(mc):
    mc.disconnect_all()

    然后
    mc = get_mc()
    ...
    mc_free(mc)
    del mc

    但不幸的是该 object 仍然没有被回收.

    全局的 memcache.Client 实例, 在同时被使用(gevent)时会引发竞态(也不适合加锁), 故提此问题.
    5 replies    1970-01-01 08:00:00 +08:00
    fcicq
        1
    fcicq  
    OP
       Sep 26, 2011
    solved, by apt-get remove python-memcache and easy-install python-memcached
    qichangxing
        2
    qichangxing  
       Sep 27, 2011
    看下这个是否有助参考: http://simple-is-better.com/news/350
    fcicq
        3
    fcicq  
    OP
       Sep 27, 2011
    已经解决了... 不要再回了.
    yangjuven
        4
    yangjuven  
       Nov 23, 2011
    @fcicq 楼主,问题虽然已经通过"easy_install python-memcached",但是memory leak在哪个点?为什么这个方法能解决?并没有说清哦。望指明。最近也碰到了这个问题。
    fcicq
        5
    fcicq  
    OP
       Nov 24, 2011
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