riak hangs

Andrea Campolonghi acampolonghi at gmail.com
Thu Nov 18 15:47:01 EST 2010


Hi,

I am testing riak on an ubuntu 64 bit (10.10).
After few operations riak hangs and I find this log report:

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
    application: mochiweb
    "Accept failed error"
    "{error,emfile}"

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target: ./lib.beam. Function: get_file.
Process: code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/kernel-2.13.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/stdlib-1.16.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/sasl-2.1.9/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/os_mon-2.2.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/crypto-1.6.4/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/runtime_tools-1.8.3/ebin/lib.beam. Function: get_file.
Process: code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/erlang_js-0.4.1/ebin/lib.beam. Function: get_file.
Process: code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/mochiweb-1.7.1/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/webmachine-1.7.2/ebin/lib.beam. Function: get_file.
Process: code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/luke-0.2.1/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/bitcask-1.1.4/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/riak_core-0.13.0/ebin/lib.beam. Function: get_file.
Process: code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/riak_kv-0.13.0/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/skerl-0.1/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/luwak-1.0/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/xmerl-1.2.4/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/webtool-0.8.6/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/tools-2.6.5.1/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/syntax_tools-1.6.5/ebin/lib.beam. Function: get_file.
Process: code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/ssl-3.10.8/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/snmp-4.16/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/riakc-1.0.1/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/public_key-0.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/protobuffs-0.5.0/ebin/lib.beam. Function: get_file.
Process: code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/otp_mibs-1.0.6/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/mnesia-4.4.13/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/inets-5.3/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/hipe-3.7.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/eunit-2.1.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/erts-5.7.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/ebloom-1.0.2/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target:
/usr/lib/riak/lib/compiler-4.6.5/ebin/lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
File operation error: emfile. Target: lib.beam. Function: get_file. Process:
code_server.

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
** gen_event handler sasl_report_file_h crashed.
** Was installed in error_logger
** Last event was: {error_report,<0.95.0>,
                       {<0.1703.0>,crash_report,
                        [[{initial_call,
                              {mochiweb_acceptor,init,
                                  ['Argument__1','Argument__2',
                                   'Argument__3']}},
                          {pid,<0.1703.0>},
                          {registered_name,[]},
                          {error_info,
                              {exit,
                                  {error,accept_failed},
                                  [{mochiweb_acceptor,init,3},
                                   {proc_lib,init_p_do_apply,3}]}},
                          {ancestors,
                              [webmachine_mochiweb,riak_core_sup,<0.96.0>]},
                          {messages,[]},
                          {links,[<0.108.0>]},
                          {dictionary,[]},
                          {trap_exit,false},
                          {status,running},
                          {heap_size,233},
                          {stack_size,24},
                          {reductions,207}],
                         []]}}
** When handler state == {<0.40.0>,"/var/log/riak/sasl-error.log",error}
** Reason == {'module could not be loaded',
                 [{lib,format_exception,
                      [5,exit,
                       {error,accept_failed},
                       [{mochiweb_acceptor,init,3},
                        {proc_lib,init_p_do_apply,3}],

#Fun<proc_lib.0.73600383>,#Fun<proc_lib.1.130404962>]},
                  {proc_lib,format_exception,3},
                  {proc_lib,format_rep,1},
                  {proc_lib,format_rep,1},
                  {proc_lib,format_rep,1},
                  {proc_lib,format,1},
                  {sasl_report,write_report2,5},
                  {sasl_report_file_h,handle_event,2}]}

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:04 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}

=ERROR REPORT==== 18-Nov-2010::21:42:05 ===
{mochiweb_socket_server,256,{acceptor_error,{error,accept_failed}}}


Any suggestion?

Thanks

Andrea

-- 
Andrea Campolonghi

Cell : +39 347 2298435
acampolonghi at gmail.com
andrea at andreacfm.com
http://www.andreacfm.com

Railo Team
andrea at getrailo.org
http://getrailo.org
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