crank up the udp receive buffer to avoid dropping gets
crank up the udp receive buffer to avoid dropping gets

Summary: maximize_sndbuf was broken in that it was expecting setsockopt to fail when being asked to set the send buffer to a size larger than permitted.  it actually might not, so use getsockopt to observe the effect of the setsockopt.

Reviewed By: ps

Test Plan: ran with -vv

Revert: OK


git-svn-id: d16fc8af3894fe4b8f00d9e752b9e158f74a7d75@120646 2c7ba8d8-a2f7-0310-a573-de162e16dcc7

sysalexis/memcached,sysalexis/memcached,sysalexis/memcached,sysalexis/memcached,sysalexis/memcached