make watcher test less flaky.
make watcher test less flaky.

as usual, need a better way of doing this :/

samanbarghi/memcached,bpzhang/memcached,gencer/memcached,elfchief/memcached,samanbarghi/memcached,guikcd/memcached,rmccullagh/memcached,rmccullagh/memcached,rmccullagh/memcached,guikcd/memcached,samanbarghi/memcached,guikcd/memcached,gencer/memcached,dormando/memcached,elfchief/memcached,elfchief/memcached,memcached/memcached,guikcd/memcached,elfchief/memcached,gencer/memcached,memcached/memcached,bpzhang/memcached,samanbarghi/memcached,dormando/memcached,memcached/memcached,bpzhang/memcached,elfchief/memcached,bpzhang/memcached,memcached/memcached,gencer/memcached,rmccullagh/memcached,dormando/memcached,guikcd/memcached,dormando/memcached,rmccullagh/memcached,gencer/memcached,dormando/memcached,memcached/memcached