Miles, can you connect locally using 127.0.0.1 rather than localhost, that's
one of the obvious differences between the two and unlikely as it is it has
caused a couple of issues for me before when the system hasn't been able to
resolve localhost.
Steve
On 21 Jan 2011, at 00:08, Miles Smith wrote:
> So, I'm trying to develop my site on my mac (Snow Leopard), and I'm having
> trouble with the Dalli gem: See the output below:
>
> < 4:00PM> ~/code/mcserverlist-heroku :git => master, :ruby =>
> |➜ irb
>>> require 'dalli'
> => true
>>> dc = Dalli::Client.new
> => #<Dalli::Client:0x1011ca960 @servers="localhost:11211",
> @options={:expires_in=>0}>
>>> dc.flush
> I, [2011-01-20T16:01:13.955093 #7663] INFO -- : localhost:11211 failed
> (count: 0)
> I, [2011-01-20T16:01:14.465918 #7663] INFO -- : localhost:11211 failed
> (count: 1)
> W, [2011-01-20T16:01:14.466363 #7663] WARN -- : localhost:11211 is down
> Dalli::NetworkError: localhost:11211 is down: Timeout::Error IO timeout
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/server.rb:41:in
> `request'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/options.rb:14:in
> `request'
> from
> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/monitor.rb:242:in
> `synchronize'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/options.rb:13:in
> `request'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/client.rb:144:in
> `flush'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/client.rb:144:in
> `map'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/client.rb:144:in
> `flush'
> from (irb):3
>>> dc.set('test', 1)
> I, [2011-01-20T16:01:22.442959 #7663] INFO -- : localhost:11211 failed
> (count: 2)
> Dalli::RingError: No server available
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/ring.rb:45:in
> `server_for_key'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/client.rb:224:in
> `perform'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/client.rb:111:in
> `set'
> from (irb):4
>>> dc.get('test')
> I, [2011-01-20T16:01:27.298276 #7663] INFO -- : localhost:11211 failed
> (count: 3)
> Dalli::RingError: No server available
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/ring.rb:45:in
> `server_for_key'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/client.rb:224:in
> `perform'
> from /Library/Ruby/Gems/1.8/gems/dalli-1.0.1/lib/dalli/client.rb:46:in
> `get'
> from (irb):5
>>> require 'memcached'
> => true
>>> m = Memcached.new
> => #<Memcached:0x10051a238 @servers=["127.0.0.1:11211:8"],
> @not_found=#<Memcached::NotFound: Memcached::NotFound>,
> @struct=#<Rlibmemcached::MemcachedSt:0x10051a1c0>, @default_ttl=604800,
> @options={:rcv_timeout=>0.25, :binary_protocol=>false,
> :exceptions_to_retry=>[Memcached::ServerIsMarkedDead,
> Memcached::ATimeoutOccurred, Memcached::ConnectionBindFailure,
> Memcached::ConnectionFailure, Memcached::ConnectionSocketCreateFailure,
> Memcached::Failure, Memcached::MemoryAllocationFailure,
> Memcached::ReadFailure, Memcached::ServerError, Memcached::SystemError,
> Memcached::UnknownReadFailure, Memcached::WriteFailure], :noreply=>false,
> :timeout=>0.25, :prefix_delimiter=>"", :hash_with_prefix_key=>true,
> :no_block=>false, :server_failure_limit=>2, :credentials=>nil,
> :distribution=>:consistent_ketama, :ketama_weighted=>true,
> :default_ttl=>604800, :auto_eject_hosts=>true, :support_cas=>false,
> :poll_timeout=>0.25, :default_weight=>8, :buffer_requests=>false,
> :hash=>:fnv1_32, :connect_timeout=>4, :verify_key=>true,
> :experimental_features=>false, :tcp_nodelay=>false, :retry_timeout=>30,
> :use_udp=>false, :exception_retry_limit=>5, :cache_lookups=>true,
> :show_backtraces=>false, :sort_hosts=>false},
> @not_stored=#<Memcached::NotStored: Memcached::NotStored>>
>>> m.flush
> => nil
>>> m.set('test', 1)
> => nil
>>> m.get('test')
> => 1
>>>
>
>
> As you can see, the Memcached gem works perfectly, however Dalli does not.
> Since Dalli is the prefered method for heroku, can anyone help me out with
> what's going wrong here?
>
> Miles Smith
> [email protected]
>
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