If you ever encounter the following message in **memcache **using set_multi/get_multi:

MemCached: MemCache: inet:127.0.0.1:11211: [Errno 32] Broken pipe. Marking dead.

or

Failed to write, and not due to blocking: Broken pipe And if you’re using memcached 1.4.2 on ubuntu 10.04 LTS - then you need to upgrade to memcached 1.4.5 from Ubutnu Natty.

Details: http://stackoverflow.com/questions/7980844/python-memcached-set-multi-storing-issue