[erlang-questions] cacherl memcached app startup problem question

db <>
Sun Jun 1 04:31:52 CEST 2008


fedora 8.

On Sat, May 31, 2008 at 6:00 AM, Gleb Peregud <> wrote:
> On Sat, May 31, 2008 at 12:50 AM, db <> wrote:
>> I am not sure what the problem is.  Mnesia directory actually gets
>> created at /var/mensia/ but there is no content.
>> Is this something to do with disc_copies and any reason for using
>> disc_copies rather than ram_copies?  Another question, does cacherl
>> work with mysql memcached engine?
>>
>> [ cacherl]# ./start.sh
>> Erlang (BEAM) emulator version 5.6.1 [source] [smp:2]
>> [async-threads:30] [hipe] [kernel-poll:true]
>>
>> Eshell V5.6.1  (abort with ^G)
>> ()1>
>> =INFO REPORT==== 30-May-2008::17:16:51 ===
>> Creating mnesia table ns_default
>>
>> =SUPERVISOR REPORT==== 30-May-2008::17:16:51 ===
>>     Supervisor: {local,memcached}
>>     Context:    start_error
>>     Reason:     {{badmatch,
>>                      {aborted,
>>                          {bad_type,ns_default,disc_copies,
>>                              ''}}},
>>                  [{memcached_mnesia,init_mnesia_table,2},
>>                   {memcached_mnesia,init,1},
>>                   {gen_server,init_it,6},
>>                   {proc_lib,init_p,5}]}
>>     Offender:   [{pid,undefined},
>>                  {name,memcached_mnesia},
>>                  {mfa,{memcached_mnesia,start_link,[]}},
>>                  {restart_type,permanent},
>>                  {shutdown,2000},
>>                  {child_type,worker}]
>>
>>
>> =CRASH REPORT==== 30-May-2008::17:16:51 ===
>>  crasher:
>>    pid: <0.69.0>
>>    registered_name: []
>>    exception exit: {shutdown,{memcached,start,[normal,[]]}}
>>      in function  application_master:init/4
>>    initial call: application_master:init(<0.6.0>,<0.68.0>,
>>                                          {appl_data,memcached,
>>                                           [memcached,memcached_mnesia],
>>                                           undefined,
>>                                           {memcached,[]},
>>                                           [memcached,memcached_mnesia,
>>                                            memcached_stats,memcached_util,
>>                                            memcached_purge,memcached_reader],
>>                                           [],infinity,infinity},
>>                                          normal)
>>    ancestors: [<0.68.0>]
>>    messages: [{'EXIT',<0.70.0>,normal}]
>>    links: [<0.68.0>,<0.6.0>]
>>    dictionary: []
>>    trap_exit: true
>>    status: running
>>    heap_size: 377
>>    stack_size: 23
>>    reductions: 87
>>  neighbours:
>>
>> =INFO REPORT==== 30-May-2008::17:16:51 ===
>>    application: memcached
>>    exited: {shutdown,{memcached,start,[normal,[]]}}
>>    type: temporary
>>
>> =INFO REPORT==== 30-May-2008::17:16:51 ===
>> started TCP listener on 0.0.0.0:11311
>>
>>
>> --
>> rk
>>
>> That which we persist in doing becomes easier for us to do; not that
>> the nature of the thing itself is changed, but that our power to do is
>> increased.
>> -Ralph Waldo Emerson
>> _______________________________________________
>> erlang-questions mailing list
>> 
>> http://www.erlang.org/mailman/listinfo/erlang-questions
>>
> Hello,
>
> What system do you use? Is this Cygwin/WinXP? Anthony Kong had exacly
> the same problem on Cygwin/WinXP and as far as i know was unable to
> find the source. Anthony, may you comment on this issue? Having two
> similar cases it would be easier to cope with this problem.
>
>> Another question, does cacherl
>> work with mysql memcached engine?
> I've never worked with mysql memcached engine, but as an answer i'll
> quote myself:
>
> Cacherl is fully compatible with original memcached, hence you can
> just replace your memcached with cacherl and it should work out of the
> box, regardless language your application is written in and libraries
> it uses.
>
> Hence it will probably work :)
>
>
> Best regards,
> --
> Gleb Peregud
> http://gleber.pl/
>
> Every minute is to be grasped.
> Time waits for nobody.
> -- Inscription on a Zen Gong
>



-- 
rk

That which we persist in doing becomes easier for us to do; not that
the nature of the thing itself is changed, but that our power to do is
increased.
-Ralph Waldo Emerson



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