Segmentation fault using couchbase-model

Hello,

my ruby interpreter crashes with a segmentation fault running a script written in ruby that accesses CouchBase server. The problem seems to come from couchbase-model, but I am pretty new to Ruby and to CouchBase, so I am not even sure about that. Pretty odd, the problem does not show up every time the script is run :-o

Environment is Debian 7 (x64), most current os updates (apt-get) and gems.

Please find the full trace below …

kind regards

Stefan Beyer

/var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model.rb:397: [BUG] Segmentation fault
ruby 1.9.3p194 (2012-04-20 revision 35410) [x86_64-linux]

– Control frame information -----------------------------------------------
c:0022 p:---- s:0111 b:0111 l:000110 d:000110 CFUNC :get
c:0021 p:0095 s:0106 b:0106 l:000105 d:000105 METHOD /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model.rb:397
c:0020 p:0015 s:0099 b:0099 l:000098 d:000098 METHOD /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model.rb:422
c:0019 p:0026 s:0095 b:0095 l:001a88 d:000094 BLOCK /opt/all-it-news/rb/fetch_feed_items.rb:56
c:0018 p:---- s:0090 b:0090 l:000089 d:000089 FINISH
c:0017 p:---- s:0088 b:0088 l:000087 d:000087 CFUNC :each
c:0016 p:0082 s:0085 b:0085 l:001a88 d:000084 BLOCK /opt/all-it-news/rb/fetch_feed_items.rb:53
c:0015 p:0111 s:0082 b:0082 l:0011a0 d:0011a0 METHOD /usr/lib/ruby/1.9.1/timeout.rb:68
c:0014 p:0184 s:0070 b:0070 l:001a88 d:001088 BLOCK /opt/all-it-news/rb/fetch_feed_items.rb:50
c:0013 p:0008 s:0066 b:0066 l:001740 d:000065 BLOCK /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:200
c:0012 p:---- s:0063 b:0063 l:000062 d:000062 FINISH
c:0011 p:---- s:0061 b:0061 l:000060 d:000060 CFUNC :call
c:0010 p:0205 s:0057 b:0057 l:000438 d:000056 BLOCK /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:488
c:0009 p:---- s:0047 b:0047 l:000046 d:000046 FINISH
c:0008 p:---- s:0045 b:0045 l:000044 d:000044 CFUNC :call
c:0007 p:---- s:0043 b:0043 l:000042 d:000042 CFUNC :write
c:0006 p:0145 s:0039 b:0039 l:000438 d:000438 METHOD /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:496
c:0005 p:0252 s:0026 b:0026 l:000025 d:000025 METHOD /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:378
c:0004 p:0044 s:0015 b:0015 l:001740 d:001740 METHOD /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:200
c:0003 p:0285 s:0011 b:0011 l:001a88 d:000180 EVAL /opt/all-it-news/rb/fetch_feed_items.rb:41
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:001a88 d:001a88 TOP

– Ruby level backtrace information ----------------------------------------
/opt/all-it-news/rb/fetch_feed_items.rb:41:in <main>' /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:200:ineach’
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:378:in fetch' /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:496:infetch_sync’
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:496:in write' /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:496:incall’
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:488:in block in fetch_sync' /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:488:incall’
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb:200:in block in each' /opt/all-it-news/rb/fetch_feed_items.rb:50:inblock in '
/usr/lib/ruby/1.9.1/timeout.rb:68:in timeout' /opt/all-it-news/rb/fetch_feed_items.rb:53:inblock (2 levels) in ‘
/opt/all-it-news/rb/fetch_feed_items.rb:53:in each' /opt/all-it-news/rb/fetch_feed_items.rb:56:inblock (3 levels) in ‘
/var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model.rb:422:in find' /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model.rb:397:in_find’
/var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model.rb:397:in `get’

– C level backtrace information -------------------------------------------
/usr/lib/libruby-1.9.1.so.1.9(+0x158379) [0x7f9bc7399379]
/usr/lib/libruby-1.9.1.so.1.9(+0x5a4d9) [0x7f9bc729b4d9]
/usr/lib/libruby-1.9.1.so.1.9(rb_bug+0xb3) [0x7f9bc729bcc3]
/usr/lib/libruby-1.9.1.so.1.9(+0xf922f) [0x7f9bc733a22f]
/lib/x86_64-linux-gnu/libpthread.so.0(+0xf030) [0x7f9bc7034030] timer.c:57
/usr/lib/libruby-1.9.1.so.1.9(rb_hash_aref+0xc) [0x7f9bc72b353c]
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so(cb_get_callback+0x22e) [0x7f9bc2dd852e] get.c:74
/usr/lib/libcouchbase.so.2(+0xaab9) [0x7f9bc2ba5ab9] utils.c:126
/usr/lib/libcouchbase.so.2(+0x128d0) [0x7f9bc2bad8d0] couchbase_ext.c:1346
/usr/lib/libcouchbase.so.2(+0x1220f) [0x7f9bc2bad20f] couchbase_ext.c:1322
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so(+0x14317) [0x7f9bc2ddd317] multithread_plugin.c:463
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so(+0x14fdd) [0x7f9bc2dddfdd] multithread_plugin.c:643
/usr/lib/libruby-1.9.1.so.1.9(rb_ensure+0xb6) [0x7f9bc72a00f6]
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so(+0x145e7) [0x7f9bc2ddd5e7] multithread_plugin.c:899
/usr/lib/libcouchbase.so.2(lcb_wait+0x12d) [0x7f9bc2bafccd] /usr/include/x86_64-linux-gnu/bits/string3.h:58
/var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so(cb_bucket_get+0x2e0) [0x7f9bc2dd89d0] get.c:280
/usr/lib/libruby-1.9.1.so.1.9(+0x152393) [0x7f9bc7393393]
/usr/lib/libruby-1.9.1.so.1.9(+0x148229) [0x7f9bc7389229]
/usr/lib/libruby-1.9.1.so.1.9(+0x14d8b4) [0x7f9bc738e8b4]
/usr/lib/libruby-1.9.1.so.1.9(rb_yield+0x17c) [0x7f9bc7394fdc]
/usr/lib/libruby-1.9.1.so.1.9(rb_ary_each+0x52) [0x7f9bc726e9c2]
/usr/lib/libruby-1.9.1.so.1.9(+0x152393) [0x7f9bc7393393]
/usr/lib/libruby-1.9.1.so.1.9(+0x148229) [0x7f9bc7389229]
/usr/lib/libruby-1.9.1.so.1.9(+0x14d8b4) [0x7f9bc738e8b4]
/usr/lib/libruby-1.9.1.so.1.9(+0x14e4d0) [0x7f9bc738f4d0]
/usr/lib/libruby-1.9.1.so.1.9(+0x152393) [0x7f9bc7393393]
/usr/lib/libruby-1.9.1.so.1.9(+0x148229) [0x7f9bc7389229]
/usr/lib/libruby-1.9.1.so.1.9(+0x14d8b4) [0x7f9bc738e8b4]
/usr/lib/libruby-1.9.1.so.1.9(+0x14e4d0) [0x7f9bc738f4d0]
/usr/lib/libruby-1.9.1.so.1.9(+0x14e882) [0x7f9bc738f882]
/usr/lib/libruby-1.9.1.so.1.9(rb_funcall+0x228) [0x7f9bc7391358]
/var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/parser_ext.so(+0x3050) [0x7f9bc3c08050] parser_ext.c:382
/var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/parser_ext.so(+0x33b3) [0x7f9bc3c083b3] parser_ext.c:184
/usr/lib/libruby-1.9.1.so.1.9(+0x152393) [0x7f9bc7393393]
/usr/lib/libruby-1.9.1.so.1.9(+0x148d8e) [0x7f9bc7389d8e]
/usr/lib/libruby-1.9.1.so.1.9(+0x14d8b4) [0x7f9bc738e8b4]
/usr/lib/libruby-1.9.1.so.1.9(rb_iseq_eval_main+0xad) [0x7f9bc7395e9d]
/usr/lib/libruby-1.9.1.so.1.9(+0x5de1a) [0x7f9bc729ee1a]
/usr/lib/libruby-1.9.1.so.1.9(ruby_exec_node+0x1d) [0x7f9bc729f8bd]
/usr/lib/libruby-1.9.1.so.1.9(ruby_run_node+0x1e) [0x7f9bc72a134e]
/usr/bin/ruby() [0x40091b]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f9bc63f4ead]
/usr/bin/ruby() [0x400949]

– Other runtime information -----------------------------------------------

  • Loaded script: /opt/all-it-news/rb/fetch_feed_items.rb

  • Loaded features:

    0 enumerator.so
    1 /usr/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
    2 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
    3 /usr/lib/ruby/1.9.1/rubygems/defaults.rb
    4 /usr/lib/ruby/1.9.1/x86_64-linux/rbconfig.rb
    5 /usr/lib/ruby/1.9.1/rubygems/deprecate.rb
    6 /usr/lib/ruby/1.9.1/rubygems/exceptions.rb
    7 /usr/lib/ruby/1.9.1/rubygems/custom_require.rb
    8 /usr/lib/ruby/1.9.1/rubygems.rb
    9 /usr/lib/ruby/1.9.1/thread.rb
    10 /usr/lib/ruby/1.9.1/monitor.rb
    11 /usr/lib/ruby/1.9.1/logger.rb
    12 /usr/lib/ruby/1.9.1/forwardable.rb
    13 /usr/lib/ruby/1.9.1/uri/common.rb
    14 /usr/lib/ruby/1.9.1/uri/generic.rb
    15 /usr/lib/ruby/1.9.1/uri/ftp.rb
    16 /usr/lib/ruby/1.9.1/uri/http.rb
    17 /usr/lib/ruby/1.9.1/uri/https.rb
    18 /usr/lib/ruby/1.9.1/uri/ldap.rb
    19 /usr/lib/ruby/1.9.1/uri/ldaps.rb
    20 /usr/lib/ruby/1.9.1/uri/mailto.rb
    21 /usr/lib/ruby/1.9.1/uri.rb
    22 /usr/lib/ruby/1.9.1/x86_64-linux/stringio.so
    23 /usr/lib/ruby/1.9.1/x86_64-linux/date_core.so
    24 /usr/lib/ruby/1.9.1/date/format.rb
    25 /usr/lib/ruby/1.9.1/date.rb
    26 /usr/lib/ruby/1.9.1/time.rb
    27 /usr/lib/ruby/1.9.1/open-uri.rb
    28 /usr/lib/ruby/1.9.1/English.rb
    29 /usr/lib/ruby/1.9.1/rss/utils.rb
    30 /usr/lib/ruby/1.9.1/rss/converter.rb
    31 /usr/lib/ruby/1.9.1/rss/xml-stylesheet.rb
    32 /usr/lib/ruby/1.9.1/rss/rss.rb
    33 /usr/lib/ruby/1.9.1/rss/xml.rb
    34 /usr/lib/ruby/1.9.1/rubygems/version.rb
    35 /usr/lib/ruby/1.9.1/rubygems/requirement.rb
    36 /usr/lib/ruby/1.9.1/rubygems/platform.rb
    37 /usr/lib/ruby/1.9.1/rubygems/specification.rb
    38 /usr/lib/ruby/1.9.1/rubygems/path_support.rb
    39 /usr/lib/ruby/1.9.1/rubygems/dependency.rb
    40 /usr/lib/ruby/1.9.1/rexml/parseexception.rb
    41 /usr/lib/ruby/1.9.1/rexml/formatters/default.rb
    42 /usr/lib/ruby/1.9.1/rexml/formatters/pretty.rb
    43 /usr/lib/ruby/1.9.1/rexml/node.rb
    44 /usr/lib/ruby/1.9.1/rexml/child.rb
    45 /usr/lib/ruby/1.9.1/rexml/parent.rb
    46 /usr/lib/ruby/1.9.1/rexml/xmltokens.rb
    47 /usr/lib/ruby/1.9.1/rexml/namespace.rb
    48 /usr/lib/ruby/1.9.1/rexml/encoding.rb
    49 /usr/lib/ruby/1.9.1/rexml/source.rb
    50 /usr/lib/ruby/1.9.1/rexml/entity.rb
    51 /usr/lib/ruby/1.9.1/rexml/attlistdecl.rb
    52 /usr/lib/ruby/1.9.1/rexml/doctype.rb
    53 /usr/lib/ruby/1.9.1/rexml/text.rb
    54 /usr/lib/ruby/1.9.1/rexml/attribute.rb
    55 /usr/lib/ruby/1.9.1/rexml/cdata.rb
    56 /usr/lib/ruby/1.9.1/rexml/functions.rb
    57 /usr/lib/ruby/1.9.1/rexml/syncenumerator.rb
    58 /usr/lib/ruby/1.9.1/rexml/parsers/xpathparser.rb
    59 /usr/lib/ruby/1.9.1/rexml/xpath_parser.rb
    60 /usr/lib/ruby/1.9.1/rexml/xpath.rb
    61 /usr/lib/ruby/1.9.1/rexml/element.rb
    62 /usr/lib/ruby/1.9.1/rexml/xmldecl.rb
    63 /usr/lib/ruby/1.9.1/rexml/comment.rb
    64 /usr/lib/ruby/1.9.1/rexml/instruction.rb
    65 /usr/lib/ruby/1.9.1/rexml/rexml.rb
    66 /usr/lib/ruby/1.9.1/rexml/output.rb
    67 /usr/lib/ruby/1.9.1/rexml/undefinednamespaceexception.rb
    68 /usr/lib/ruby/1.9.1/set.rb
    69 /usr/lib/ruby/1.9.1/rexml/parsers/baseparser.rb
    70 /usr/lib/ruby/1.9.1/rexml/parsers/streamparser.rb
    71 /usr/lib/ruby/1.9.1/rexml/validation/validationexception.rb
    72 /usr/lib/ruby/1.9.1/rexml/parsers/treeparser.rb
    73 /usr/lib/ruby/1.9.1/rexml/document.rb
    74 /usr/lib/ruby/1.9.1/rexml/streamlistener.rb
    75 /usr/lib/ruby/1.9.1/rss/rexmlparser.rb
    76 /usr/lib/ruby/1.9.1/rss/parser.rb
    77 /usr/lib/ruby/1.9.1/rss/1.0.rb
    78 /usr/lib/ruby/1.9.1/rss/0.9.rb
    79 /usr/lib/ruby/1.9.1/rss/2.0.rb
    80 /usr/lib/ruby/1.9.1/rss/atom.rb
    81 /usr/lib/ruby/1.9.1/rss/content/1.0.rb
    82 /usr/lib/ruby/1.9.1/rss/content/2.0.rb
    83 /usr/lib/ruby/1.9.1/rss/content.rb
    84 /usr/lib/ruby/1.9.1/rss/dublincore/1.0.rb
    85 /usr/lib/ruby/1.9.1/rss/dublincore/2.0.rb
    86 /usr/lib/ruby/1.9.1/rss/dublincore/atom.rb
    87 /usr/lib/ruby/1.9.1/rss/dublincore.rb
    88 /usr/lib/ruby/1.9.1/rss/image.rb
    89 /usr/lib/ruby/1.9.1/rss/itunes.rb
    90 /usr/lib/ruby/1.9.1/rss/slash.rb
    91 /usr/lib/ruby/1.9.1/rss/syndication.rb
    92 /usr/lib/ruby/1.9.1/rss/taxonomy.rb
    93 /usr/lib/ruby/1.9.1/rss/trackback.rb
    94 /usr/lib/ruby/1.9.1/rss/maker/base.rb
    95 /usr/lib/ruby/1.9.1/rss/maker/1.0.rb
    96 /usr/lib/ruby/1.9.1/rss/maker/0.9.rb
    97 /usr/lib/ruby/1.9.1/rss/maker/2.0.rb
    98 /usr/lib/ruby/1.9.1/rss/maker/atom.rb
    99 /usr/lib/ruby/1.9.1/rss/maker/feed.rb
    100 /usr/lib/ruby/1.9.1/rss/maker/entry.rb
    101 /usr/lib/ruby/1.9.1/rss/maker/content.rb
    102 /usr/lib/ruby/1.9.1/rss/maker/dublincore.rb
    103 /usr/lib/ruby/1.9.1/rss/maker/slash.rb
    104 /usr/lib/ruby/1.9.1/rss/maker/syndication.rb
    105 /usr/lib/ruby/1.9.1/rss/maker/taxonomy.rb
    106 /usr/lib/ruby/1.9.1/rss/maker/trackback.rb
    107 /usr/lib/ruby/1.9.1/rss/maker/image.rb
    108 /usr/lib/ruby/1.9.1/rss/maker/itunes.rb
    109 /usr/lib/ruby/1.9.1/rss/maker.rb
    110 /usr/lib/ruby/1.9.1/rss.rb
    111 /var/lib/gems/1.9.1/gems/open_uri_redirections-0.1.1/lib/open-uri/redirections_patch.rb
    112 /var/lib/gems/1.9.1/gems/open_uri_redirections-0.1.1/lib/open_uri_redirections.rb
    113 /usr/lib/ruby/1.9.1/x86_64-linux/digest.so
    114 /usr/lib/ruby/1.9.1/digest.rb
    115 /usr/lib/ruby/1.9.1/x86_64-linux/openssl.so
    116 /usr/lib/ruby/1.9.1/openssl/bn.rb
    117 /usr/lib/ruby/1.9.1/openssl/cipher.rb
    118 /usr/lib/ruby/1.9.1/openssl/config.rb
    119 /usr/lib/ruby/1.9.1/openssl/digest.rb
    120 /usr/lib/ruby/1.9.1/openssl/buffering.rb
    121 /usr/lib/ruby/1.9.1/x86_64-linux/fcntl.so
    122 /usr/lib/ruby/1.9.1/openssl/ssl-internal.rb
    123 /usr/lib/ruby/1.9.1/openssl/x509-internal.rb
    124 /usr/lib/ruby/1.9.1/openssl.rb
    125 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/nokogiri.so
    126 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/version.rb
    127 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/syntax_error.rb
    128 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/pp/node.rb
    129 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/pp/character_data.rb
    130 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/pp.rb
    131 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/parse_options.rb
    132 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/sax/document.rb
    133 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/sax/parser_context.rb
    134 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/sax/parser.rb
    135 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/sax/push_parser.rb
    136 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/sax.rb
    137 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/node/save_options.rb
    138 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/node.rb
    139 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/attribute_decl.rb
    140 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/element_decl.rb
    141 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/element_content.rb
    142 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/character_data.rb
    143 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/namespace.rb
    144 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/attr.rb
    145 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/dtd.rb
    146 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/cdata.rb
    147 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/text.rb
    148 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/document.rb
    149 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/document_fragment.rb
    150 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/processing_instruction.rb
    151 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/node_set.rb
    152 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/syntax_error.rb
    153 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/xpath/syntax_error.rb
    154 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/xpath.rb
    155 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/xpath_context.rb
    156 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/builder.rb
    157 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/reader.rb
    158 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/notation.rb
    159 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/entity_decl.rb
    160 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/schema.rb
    161 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml/relax_ng.rb
    162 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xml.rb
    163 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xslt/stylesheet.rb
    164 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/xslt.rb
    165 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/entity_lookup.rb
    166 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/document.rb
    167 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/document_fragment.rb
    168 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/sax/parser_context.rb
    169 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/sax/parser.rb
    170 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/sax/push_parser.rb
    171 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/element_description.rb
    172 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/element_description_defaults.rb
    173 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html.rb
    174 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/decorators/slop.rb
    175 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/css/node.rb
    176 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/css/xpath_visitor.rb
    177 /usr/lib/ruby/1.9.1/x86_64-linux/racc/cparse.so
    178 /usr/lib/ruby/1.9.1/racc/parser.rb
    179 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/css/parser_extras.rb
    180 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/css/parser.rb
    181 /usr/lib/ruby/1.9.1/x86_64-linux/strscan.so
    182 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/css/tokenizer.rb
    183 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/css/syntax_error.rb
    184 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/css.rb
    185 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/html/builder.rb
    186 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri.rb
    187 /var/lib/gems/1.9.1/gems/feed_parser-0.3.5/lib/feed_parser/dsl.rb
    188 /var/lib/gems/1.9.1/gems/feed_parser-0.3.5/lib/feed_parser/feed.rb
    189 /usr/lib/ruby/1.9.1/cgi/core.rb
    190 /usr/lib/ruby/1.9.1/cgi/cookie.rb
    191 /usr/lib/ruby/1.9.1/cgi/util.rb
    192 /usr/lib/ruby/1.9.1/cgi.rb
    193 /var/lib/gems/1.9.1/gems/feed_parser-0.3.5/lib/feed_parser/feed_item.rb
    194 /var/lib/gems/1.9.1/gems/feed_parser-0.3.5/lib/feed_parser/self_sanitizer.rb
    195 /var/lib/gems/1.9.1/gems/feed_parser-0.3.5/lib/feed_parser.rb
    196 /usr/lib/ruby/1.9.1/timeout.rb
    197 /opt/all-it-news/rb/browser_user_agent.rb
    198 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/version.rb
    199 /var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/yaji/version.rb
    200 /var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/parser_ext.so
    201 /var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/yaji.rb
    202 /var/lib/gems/1.9.1/gems/multi_json-1.8.2/lib/multi_json/options.rb
    203 /var/lib/gems/1.9.1/gems/multi_json-1.8.2/lib/multi_json/version.rb
    204 /var/lib/gems/1.9.1/gems/multi_json-1.8.2/lib/multi_json/load_error.rb
    205 /var/lib/gems/1.9.1/gems/multi_json-1.8.2/lib/multi_json.rb
    206 /usr/lib/ruby/1.9.1/json/version.rb
    207 /usr/lib/ruby/1.9.1/json/common.rb
    208 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
    209 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
    210 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
    211 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
    212 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
    213 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
    214 /usr/lib/ruby/1.9.1/json/ext.rb
    215 /usr/lib/ruby/1.9.1/singleton.rb
    216 /var/lib/gems/1.9.1/gems/multi_json-1.8.2/lib/multi_json/adapter.rb
    217 /var/lib/gems/1.9.1/gems/multi_json-1.8.2/lib/multi_json/adapters/json_common.rb
    218 /var/lib/gems/1.9.1/gems/multi_json-1.8.2/lib/multi_json/adapters/json_gem.rb
    219 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/ext/multi_json_fix.rb
    220 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/transcoder.rb
    221 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so
    222 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/constants.rb
    223 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/utils.rb
    224 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/bucket.rb
    225 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view_row.rb
    226 /usr/lib/ruby/1.9.1/base64.rb
    227 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/view.rb
    228 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/result.rb
    229 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase/cluster.rb
    230 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase.rb
    231 /usr/lib/ruby/1.9.1/x86_64-linux/digest/md5.so
    232 /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model/version.rb
    233 /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model/uuid.rb
    234 /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model/configuration.rb
    235 /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model/ext/constantize.rb
    236 /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model/ext/camelize.rb
    237 /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase/model.rb
    238 /var/lib/gems/1.9.1/gems/couchbase-model-0.5.3/lib/couchbase-model.rb
    239 /opt/all-it-news/rb/feed.rb
    240 /opt/all-it-news/rb/feed_item.rb
    241 /usr/lib/ruby/1.9.1/x86_64-linux/socket.so
    242 /usr/lib/ruby/1.9.1/socket.rb
    243 /usr/lib/ruby/1.9.1/net/protocol.rb
    244 /usr/lib/ruby/1.9.1/x86_64-linux/zlib.so
    245 /usr/lib/ruby/1.9.1/net/http.rb
    246 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/single_byte.so
    247 /usr/lib/ruby/1.9.1/delegate.rb
    248 /usr/lib/ruby/1.9.1/x86_64-linux/etc.so
    249 /usr/lib/ruby/1.9.1/fileutils.rb
    250 /usr/lib/ruby/1.9.1/tmpdir.rb
    251 /usr/lib/ruby/1.9.1/tempfile.rb
    252 /usr/lib/ruby/1.9.1/x86_64-linux/enc/iso_8859_1.so
    253 /usr/lib/ruby/1.9.1/net/https.rb

  • Process memory map:

00400000-00401000 r-xp 00000000 fe:00 22679 /usr/bin/ruby1.9.1
00600000-00601000 r–p 00000000 fe:00 22679 /usr/bin/ruby1.9.1
00601000-00602000 rw-p 00001000 fe:00 22679 /usr/bin/ruby1.9.1
0225d000-04491000 rw-p 00000000 00:00 0 [heap]
7f9bbc000000-7f9bbc860000 rw-p 00000000 00:00 0
7f9bbc860000-7f9bc0000000 —p 00000000 00:00 0
7f9bc1381000-7f9bc1396000 r-xp 00000000 fe:00 260615 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f9bc1396000-7f9bc1596000 —p 00015000 fe:00 260615 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f9bc1596000-7f9bc1597000 rw-p 00015000 fe:00 260615 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f9bc1597000-7f9bc1599000 r-xp 00000000 fe:00 2510 /usr/lib/x86_64-linux-gnu/gconv/ISO8859-15.so
7f9bc1599000-7f9bc1798000 —p 00002000 fe:00 2510 /usr/lib/x86_64-linux-gnu/gconv/ISO8859-15.so
7f9bc1798000-7f9bc1799000 r–p 00001000 fe:00 2510 /usr/lib/x86_64-linux-gnu/gconv/ISO8859-15.so
7f9bc1799000-7f9bc179a000 rw-p 00002000 fe:00 2510 /usr/lib/x86_64-linux-gnu/gconv/ISO8859-15.so
7f9bc179a000-7f9bc179c000 r-xp 00000000 fe:00 148402 /usr/lib/ruby/1.9.1/x86_64-linux/enc/iso_8859_1.so
7f9bc179c000-7f9bc199b000 —p 00002000 fe:00 148402 /usr/lib/ruby/1.9.1/x86_64-linux/enc/iso_8859_1.so
7f9bc199b000-7f9bc199c000 r–p 00001000 fe:00 148402 /usr/lib/ruby/1.9.1/x86_64-linux/enc/iso_8859_1.so
7f9bc199c000-7f9bc199d000 rw-p 00002000 fe:00 148402 /usr/lib/ruby/1.9.1/x86_64-linux/enc/iso_8859_1.so
7f9bc199d000-7f9bc19a0000 r-xp 00000000 fe:00 148363 /usr/lib/ruby/1.9.1/x86_64-linux/etc.so
7f9bc19a0000-7f9bc1b9f000 —p 00003000 fe:00 148363 /usr/lib/ruby/1.9.1/x86_64-linux/etc.so
7f9bc1b9f000-7f9bc1ba0000 r–p 00002000 fe:00 148363 /usr/lib/ruby/1.9.1/x86_64-linux/etc.so
7f9bc1ba0000-7f9bc1ba1000 rw-p 00003000 fe:00 148363 /usr/lib/ruby/1.9.1/x86_64-linux/etc.so
7f9bc1ba1000-7f9bc1bb7000 r-xp 00000000 fe:00 148433 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/single_byte.so
7f9bc1bb7000-7f9bc1db6000 —p 00016000 fe:00 148433 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/single_byte.so
7f9bc1db6000-7f9bc1dbb000 r–p 00015000 fe:00 148433 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/single_byte.so
7f9bc1dbb000-7f9bc1dbc000 rw-p 0001a000 fe:00 148433 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/single_byte.so
7f9bc1dbc000-7f9bc1dcf000 r-xp 00000000 fe:00 260636 /lib/x86_64-linux-gnu/libresolv-2.13.so
7f9bc1dcf000-7f9bc1fce000 —p 00013000 fe:00 260636 /lib/x86_64-linux-gnu/libresolv-2.13.so
7f9bc1fce000-7f9bc1fcf000 r–p 00012000 fe:00 260636 /lib/x86_64-linux-gnu/libresolv-2.13.so
7f9bc1fcf000-7f9bc1fd0000 rw-p 00013000 fe:00 260636 /lib/x86_64-linux-gnu/libresolv-2.13.so
7f9bc1fd0000-7f9bc1fd2000 rw-p 00000000 00:00 0
7f9bc1fd2000-7f9bc1fd7000 r-xp 00000000 fe:00 260639 /lib/x86_64-linux-gnu/libnss_dns-2.13.so
7f9bc1fd7000-7f9bc21d6000 —p 00005000 fe:00 260639 /lib/x86_64-linux-gnu/libnss_dns-2.13.so
7f9bc21d6000-7f9bc21d7000 r–p 00004000 fe:00 260639 /lib/x86_64-linux-gnu/libnss_dns-2.13.so
7f9bc21d7000-7f9bc21d8000 rw-p 00005000 fe:00 260639 /lib/x86_64-linux-gnu/libnss_dns-2.13.so
7f9bc21d8000-7f9bc21e3000 r-xp 00000000 fe:00 260628 /lib/x86_64-linux-gnu/libnss_files-2.13.so
7f9bc21e3000-7f9bc23e2000 —p 0000b000 fe:00 260628 /lib/x86_64-linux-gnu/libnss_files-2.13.so
7f9bc23e2000-7f9bc23e3000 r–p 0000a000 fe:00 260628 /lib/x86_64-linux-gnu/libnss_files-2.13.so
7f9bc23e3000-7f9bc23e4000 rw-p 0000b000 fe:00 260628 /lib/x86_64-linux-gnu/libnss_files-2.13.so
7f9bc23e4000-7f9bc23f1000 r-xp 00000000 fe:00 148364 /usr/lib/ruby/1.9.1/x86_64-linux/zlib.so
7f9bc23f1000-7f9bc25f0000 —p 0000d000 fe:00 148364 /usr/lib/ruby/1.9.1/x86_64-linux/zlib.so
7f9bc25f0000-7f9bc25f1000 r–p 0000c000 fe:00 148364 /usr/lib/ruby/1.9.1/x86_64-linux/zlib.so
7f9bc25f1000-7f9bc25f2000 rw-p 0000d000 fe:00 148364 /usr/lib/ruby/1.9.1/x86_64-linux/zlib.so
7f9bc25f2000-7f9bc2615000 r-xp 00000000 fe:00 148366 /usr/lib/ruby/1.9.1/x86_64-linux/socket.so
7f9bc2615000-7f9bc2814000 —p 00023000 fe:00 148366 /usr/lib/ruby/1.9.1/x86_64-linux/socket.so
7f9bc2814000-7f9bc2815000 r–p 00022000 fe:00 148366 /usr/lib/ruby/1.9.1/x86_64-linux/socket.so
7f9bc2815000-7f9bc2816000 rw-p 00023000 fe:00 148366 /usr/lib/ruby/1.9.1/x86_64-linux/socket.so
7f9bc2816000-7f9bc2817000 —p 00000000 00:00 0
7f9bc2817000-7f9bc2998000 rw-p 00000000 00:00 0
7f9bc2998000-7f9bc299a000 r-xp 00000000 fe:00 148462 /usr/lib/ruby/1.9.1/x86_64-linux/digest/md5.so
7f9bc299a000-7f9bc2b99000 —p 00002000 fe:00 148462 /usr/lib/ruby/1.9.1/x86_64-linux/digest/md5.so
7f9bc2b99000-7f9bc2b9a000 r–p 00001000 fe:00 148462 /usr/lib/ruby/1.9.1/x86_64-linux/digest/md5.so
7f9bc2b9a000-7f9bc2b9b000 rw-p 00002000 fe:00 148462 /usr/lib/ruby/1.9.1/x86_64-linux/digest/md5.so
7f9bc2b9b000-7f9bc2bc1000 r-xp 00000000 fe:00 18692 /usr/lib/libcouchbase.so.2.0.11
7f9bc2bc1000-7f9bc2dc1000 —p 00026000 fe:00 18692 /usr/lib/libcouchbase.so.2.0.11
7f9bc2dc1000-7f9bc2dc2000 r–p 00026000 fe:00 18692 /usr/lib/libcouchbase.so.2.0.11
7f9bc2dc2000-7f9bc2dc9000 rw-p 00027000 fe:00 18692 /usr/lib/libcouchbase.so.2.0.11
7f9bc2dc9000-7f9bc2de7000 r-xp 00000000 fe:02 274318 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so
7f9bc2de7000-7f9bc2fe7000 —p 0001e000 fe:02 274318 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so
7f9bc2fe7000-7f9bc2fe8000 r–p 0001e000 fe:02 274318 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so
7f9bc2fe8000-7f9bc2fe9000 rw-p 0001f000 fe:02 274318 /var/lib/gems/1.9.1/gems/couchbase-1.3.3/lib/couchbase_ext.so
7f9bc2fe9000-7f9bc2fea000 rw-p 00000000 00:00 0
7f9bc2fea000-7f9bc2ff1000 r-xp 00000000 fe:00 148369 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7f9bc2ff1000-7f9bc31f0000 —p 00007000 fe:00 148369 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7f9bc31f0000-7f9bc31f1000 r–p 00006000 fe:00 148369 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7f9bc31f1000-7f9bc31f2000 rw-p 00007000 fe:00 148369 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/generator.so
7f9bc31f2000-7f9bc31f3000 r-xp 00000000 fe:00 148403 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7f9bc31f3000-7f9bc33f3000 —p 00001000 fe:00 148403 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7f9bc33f3000-7f9bc33f4000 r–p 00001000 fe:00 148403 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7f9bc33f4000-7f9bc33f5000 rw-p 00002000 fe:00 148403 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32le.so
7f9bc33f5000-7f9bc33f6000 r-xp 00000000 fe:00 148411 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7f9bc33f6000-7f9bc35f6000 —p 00001000 fe:00 148411 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7f9bc35f6000-7f9bc35f7000 r–p 00001000 fe:00 148411 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7f9bc35f7000-7f9bc35f8000 rw-p 00002000 fe:00 148411 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_32be.so
7f9bc35f8000-7f9bc35f9000 r-xp 00000000 fe:00 148407 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7f9bc35f9000-7f9bc37f9000 —p 00001000 fe:00 148407 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7f9bc37f9000-7f9bc37fa000 r–p 00001000 fe:00 148407 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7f9bc37fa000-7f9bc37fb000 rw-p 00002000 fe:00 148407 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16le.so
7f9bc37fb000-7f9bc37fc000 r-xp 00000000 fe:00 148395 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7f9bc37fc000-7f9bc39fc000 —p 00001000 fe:00 148395 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7f9bc39fc000-7f9bc39fd000 r–p 00001000 fe:00 148395 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7f9bc39fd000-7f9bc39fe000 rw-p 00002000 fe:00 148395 /usr/lib/ruby/1.9.1/x86_64-linux/enc/utf_16be.so
7f9bc39fe000-7f9bc3a04000 r-xp 00000000 fe:00 148370 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7f9bc3a04000-7f9bc3c03000 —p 00006000 fe:00 148370 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7f9bc3c03000-7f9bc3c04000 r–p 00005000 fe:00 148370 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7f9bc3c04000-7f9bc3c05000 rw-p 00006000 fe:00 148370 /usr/lib/ruby/1.9.1/x86_64-linux/json/ext/parser.so
7f9bc3c05000-7f9bc3c10000 r-xp 00000000 fe:02 264806 /var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/parser_ext.so
7f9bc3c10000-7f9bc3e0f000 —p 0000b000 fe:02 264806 /var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/parser_ext.so
7f9bc3e0f000-7f9bc3e10000 r–p 0000a000 fe:02 264806 /var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/parser_ext.so
7f9bc3e10000-7f9bc3e11000 rw-p 0000b000 fe:02 264806 /var/lib/gems/1.9.1/gems/yaji-0.3.4/lib/parser_ext.so
7f9bc3e11000-7f9bc3e16000 r-xp 00000000 fe:00 148449 /usr/lib/ruby/1.9.1/x86_64-linux/strscan.so
7f9bc3e16000-7f9bc4015000 —p 00005000 fe:00 148449 /usr/lib/ruby/1.9.1/x86_64-linux/strscan.so
7f9bc4015000-7f9bc4016000 r–p 00004000 fe:00 148449 /usr/lib/ruby/1.9.1/x86_64-linux/strscan.so
7f9bc4016000-7f9bc4017000 rw-p 00005000 fe:00 148449 /usr/lib/ruby/1.9.1/x86_64-linux/strscan.so
7f9bc4017000-7f9bc401b000 r-xp 00000000 fe:00 148375 /usr/lib/ruby/1.9.1/x86_64-linux/racc/cparse.so
7f9bc401b000-7f9bc421a000 —p 00004000 fe:00 148375 /usr/lib/ruby/1.9.1/x86_64-linux/racc/cparse.so
7f9bc421a000-7f9bc421b000 r–p 00003000 fe:00 148375 /usr/lib/ruby/1.9.1/x86_64-linux/racc/cparse.so
7f9bc421b000-7f9bc421c000 rw-p 00004000 fe:00 148375 /usr/lib/ruby/1.9.1/x86_64-linux/racc/cparse.so
7f9bc421c000-7f9bc436c000 r-xp 00000000 fe:02 270032 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxml2/2.8.0/lib/libxml2.so.2.8.0
7f9bc436c000-7f9bc456b000 —p 00150000 fe:02 270032 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxml2/2.8.0/lib/libxml2.so.2.8.0
7f9bc456b000-7f9bc4575000 rw-p 0014f000 fe:02 270032 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxml2/2.8.0/lib/libxml2.so.2.8.0
7f9bc4575000-7f9bc4576000 rw-p 00000000 00:00 0
7f9bc4576000-7f9bc45b2000 r-xp 00000000 fe:02 272588 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxslt/1.1.26/lib/libxslt.so.1.1.26
7f9bc45b2000-7f9bc47b1000 —p 0003c000 fe:02 272588 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxslt/1.1.26/lib/libxslt.so.1.1.26
7f9bc47b1000-7f9bc47b3000 rw-p 0003b000 fe:02 272588 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxslt/1.1.26/lib/libxslt.so.1.1.26
7f9bc47b3000-7f9bc47c5000 r-xp 00000000 fe:02 272621 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxslt/1.1.26/lib/libexslt.so.0.8.15
7f9bc47c5000-7f9bc49c5000 —p 00012000 fe:02 272621 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxslt/1.1.26/lib/libexslt.so.0.8.15
7f9bc49c5000-7f9bc49c6000 rw-p 00012000 fe:02 272621 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/ports/x86_64-linux-gnu/libxslt/1.1.26/lib/libexslt.so.0.8.15
7f9bc49c6000-7f9bc49e0000 r-xp 00000000 fe:02 272776 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/nokogiri.so
7f9bc49e0000-7f9bc4bdf000 —p 0001a000 fe:02 272776 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/nokogiri.so
7f9bc4bdf000-7f9bc4be0000 r–p 00019000 fe:02 272776 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/nokogiri.so
7f9bc4be0000-7f9bc4be1000 rw-p 0001a000 fe:02 272776 /var/lib/gems/1.9.1/gems/nokogiri-1.6.0/lib/nokogiri/nokogiri.so
7f9bc4be1000-7f9bc4be2000 r-xp 00000000 fe:00 148460 /usr/lib/ruby/1.9.1/x86_64-linux/fcntl.so
7f9bc4be2000-7f9bc4de1000 —p 00001000 fe:00 148460 /usr/lib/ruby/1.9.1/x86_64-linux/fcntl.so
7f9bc4de1000-7f9bc4de2000 r–p 00000000 fe:00 148460 /usr/lib/ruby/1.9.1/x86_64-linux/fcntl.so
7f9bc4de2000-7f9bc4de3000 rw-p 00001000 fe:00 148460 /usr/lib/ruby/1.9.1/x86_64-linux/fcntl.so
7f9bc4de3000-7f9bc4de6000 r-xp 00000000 fe:00 148385 /usr/lib/ruby/1.9.1/x86_64-linux/digest.so
7f9bc4de6000-7f9bc4fe5000 —p 00003000 fe:00 148385 /usr/lib/ruby/1.9.1/x86_64-linux/digest.so
7f9bc4fe5000-7f9bc4fe6000 r–p 00002000 fe:00 148385 /usr/lib/ruby/1.9.1/x86_64-linux/digest.so
7f9bc4fe6000-7f9bc4fe7000 rw-p 00003000 fe:00 148385 /usr/lib/ruby/1.9.1/x86_64-linux/digest.so
7f9bc4fe7000-7f9bc4ffd000 r-xp 00000000 fe:00 260725 /lib/x86_64-linux-gnu/libz.so.1.2.7
7f9bc4ffd000-7f9bc51fc000 —p 00016000 fe:00 260725 /lib/x86_64-linux-gnu/libz.so.1.2.7
7f9bc51fc000-7f9bc51fd000 r–p 00015000 fe:00 260725 /lib/x86_64-linux-gnu/libz.so.1.2.7
7f9bc51fd000-7f9bc51fe000 rw-p 00016000 fe:00 260725 /lib/x86_64-linux-gnu/libz.so.1.2.7
7f9bc51fe000-7f9bc53b5000 r-xp 00000000 fe:00 4748 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0
7f9bc53b5000-7f9bc55b4000 —p 001b7000 fe:00 4748 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0
7f9bc55b4000-7f9bc55cf000 r–p 001b6000 fe:00 4748 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0
7f9bc55cf000-7f9bc55de000 rw-p 001d1000 fe:00 4748 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0
7f9bc55de000-7f9bc55e2000 rw-p 00000000 00:00 0
7f9bc55e2000-7f9bc5638000 r-xp 00000000 fe:00 4749 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0
7f9bc5638000-7f9bc5837000 —p 00056000 fe:00 4749 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0
7f9bc5837000-7f9bc583a000 r–p 00055000 fe:00 4749 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0
7f9bc583a000-7f9bc5841000 rw-p 00058000 fe:00 4749 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0
7f9bc5841000-7f9bc588d000 r-xp 00000000 fe:00 148371 /usr/lib/ruby/1.9.1/x86_64-linux/openssl.so
7f9bc588d000-7f9bc5a8d000 —p 0004c000 fe:00 148371 /usr/lib/ruby/1.9.1/x86_64-linux/openssl.so
7f9bc5a8d000-7f9bc5a8e000 r–p 0004c000 fe:00 148371 /usr/lib/ruby/1.9.1/x86_64-linux/openssl.so
7f9bc5a8e000-7f9bc5a90000 rw-p 0004d000 fe:00 148371 /usr/lib/ruby/1.9.1/x86_64-linux/openssl.so
7f9bc5a90000-7f9bc5a91000 rw-p 00000000 00:00 0
7f9bc5a91000-7f9bc5abf000 r-xp 00000000 fe:00 148454 /usr/lib/ruby/1.9.1/x86_64-linux/date_core.so
7f9bc5abf000-7f9bc5cbf000 —p 0002e000 fe:00 148454 /usr/lib/ruby/1.9.1/x86_64-linux/date_core.so
7f9bc5cbf000-7f9bc5cc0000 r–p 0002e000 fe:00 148454 /usr/lib/ruby/1.9.1/x86_64-linux/date_core.so
7f9bc5cc0000-7f9bc5cc1000 rw-p 0002f000 fe:00 148454 /usr/lib/ruby/1.9.1/x86_64-linux/date_core.so
7f9bc5cc1000-7f9bc5cc2000 rw-p 00000000 00:00 0
7f9bc5cc2000-7f9bc5cc8000 r-xp 00000000 fe:00 148450 /usr/lib/ruby/1.9.1/x86_64-linux/stringio.so
7f9bc5cc8000-7f9bc5ec8000 —p 00006000 fe:00 148450 /usr/lib/ruby/1.9.1/x86_64-linux/stringio.so
7f9bc5ec8000-7f9bc5ec9000 r–p 00006000 fe:00 148450 /usr/lib/ruby/1.9.1/x86_64-linux/stringio.so
7f9bc5ec9000-7f9bc5eca000 rw-p 00007000 fe:00 148450 /usr/lib/ruby/1.9.1/x86_64-linux/stringio.so
7f9bc5eca000-7f9bc5ecc000 r-xp 00000000 fe:00 148422 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7f9bc5ecc000-7f9bc60cc000 —p 00002000 fe:00 148422 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7f9bc60cc000-7f9bc60cd000 r–p 00002000 fe:00 148422 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7f9bc60cd000-7f9bc60ce000 rw-p 00003000 fe:00 148422 /usr/lib/ruby/1.9.1/x86_64-linux/enc/trans/transdb.so
7f9bc60ce000-7f9bc60d0000 r-xp 00000000 fe:00 148399 /usr/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7f9bc60d0000-7f9bc62cf000 —p 00002000 fe:00 148399 /usr/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7f9bc62cf000-7f9bc62d0000 r–p 00001000 fe:00 148399 /usr/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7f9bc62d0000-7f9bc62d1000 rw-p 00002000 fe:00 148399 /usr/lib/ruby/1.9.1/x86_64-linux/enc/encdb.so
7f9bc62d1000-7f9bc62d2000 —p 00000000 00:00 0
7f9bc62d2000-7f9bc63d6000 rw-p 00000000 00:00 0
7f9bc63d6000-7f9bc6556000 r-xp 00000000 fe:00 260634 /lib/x86_64-linux-gnu/libc-2.13.so
7f9bc6556000-7f9bc6756000 —p 00180000 fe:00 260634 /lib/x86_64-linux-gnu/libc-2.13.so
7f9bc6756000-7f9bc675a000 r–p 00180000 fe:00 260634 /lib/x86_64-linux-gnu/libc-2.13.so
7f9bc675a000-7f9bc675b000 rw-p 00184000 fe:00 260634 /lib/x86_64-linux-gnu/libc-2.13.so
7f9bc675b000-7f9bc6760000 rw-p 00000000 00:00 0
7f9bc6760000-7f9bc67e1000 r-xp 00000000 fe:00 260631 /lib/x86_64-linux-gnu/libm-2.13.so
7f9bc67e1000-7f9bc69e0000 —p 00081000 fe:00 260631 /lib/x86_64-linux-gnu/libm-2.13.so
7f9bc69e0000-7f9bc69e1000 r–p 00080000 fe:00 260631 /lib/x86_64-linux-gnu/libm-2.13.so
7f9bc69e1000-7f9bc69e2000 rw-p 00081000 fe:00 260631 /lib/x86_64-linux-gnu/libm-2.13.so
7f9bc69e2000-7f9bc69ea000 r-xp 00000000 fe:00 260635 /lib/x86_64-linux-gnu/libcrypt-2.13.so
7f9bc69ea000-7f9bc6be9000 —p 00008000 fe:00 260635 /lib/x86_64-linux-gnu/libcrypt-2.13.so
7f9bc6be9000-7f9bc6bea000 r–p 00007000 fe:00 260635 /lib/x86_64-linux-gnu/libcrypt-2.13.so
7f9bc6bea000-7f9bc6beb000 rw-p 00008000 fe:00 260635 /lib/x86_64-linux-gnu/libcrypt-2.13.so
7f9bc6beb000-7f9bc6c19000 rw-p 00000000 00:00 0
7f9bc6c19000-7f9bc6c1b000 r-xp 00000000 fe:00 260627 /lib/x86_64-linux-gnu/libdl-2.13.so
7f9bc6c1b000-7f9bc6e1b000 —p 00002000 fe:00 260627 /lib/x86_64-linux-gnu/libdl-2.13.so
7f9bc6e1b000-7f9bc6e1c000 r–p 00002000 fe:00 260627 /lib/x86_64-linux-gnu/libdl-2.13.so
7f9bc6e1c000-7f9bc6e1d000 rw-p 00003000 fe:00 260627 /lib/x86_64-linux-gnu/libdl-2.13.so
7f9bc6e1d000-7f9bc6e24000 r-xp 00000000 fe:00 260629 /lib/x86_64-linux-gnu/librt-2.13.so
7f9bc6e24000-7f9bc7023000 —p 00007000 fe:00 260629 /lib/x86_64-linux-gnu/librt-2.13.so
7f9bc7023000-7f9bc7024000 r–p 00006000 fe:00 260629 /lib/x86_64-linux-gnu/librt-2.13.so
7f9bc7024000-7f9bc7025000 rw-p 00007000 fe:00 260629 /lib/x86_64-linux-gnu/librt-2.13.so
7f9bc7025000-7f9bc703c000 r-xp 00000000 fe:00 260624 /lib/x86_64-linux-gnu/libpthread-2.13.so
7f9bc703c000-7f9bc723b000 —p 00017000 fe:00 260624 /lib/x86_64-linux-gnu/libpthread-2.13.so
7f9bc723b000-7f9bc723c000 r–p 00016000 fe:00 260624 /lib/x86_64-linux-gnu/libpthread-2.13.so
7f9bc723c000-7f9bc723d000 rw-p 00017000 fe:00 260624 /lib/x86_64-linux-gnu/libpthread-2.13.so
7f9bc723d000-7f9bc7241000 rw-p 00000000 00:00 0
7f9bc7241000-7f9bc7434000 r-xp 00000000 fe:00 22648 /usr/lib/libruby-1.9.1.so.1.9.1
7f9bc7434000-7f9bc7633000 —p 001f3000 fe:00 22648 /usr/lib/libruby-1.9.1.so.1.9.1
7f9bc7633000-7f9bc763b000 rw-p 001f2000 fe:00 22648 /usr/lib/libruby-1.9.1.so.1.9.1
7f9bc763b000-7f9bc7657000 rw-p 00000000 00:00 0
7f9bc7657000-7f9bc7677000 r-xp 00000000 fe:00 260637 /lib/x86_64-linux-gnu/ld-2.13.so
7f9bc76ee000-7f9bc7865000 r–p 00000000 fe:00 7907 /usr/lib/locale/locale-archive
7f9bc7865000-7f9bc786a000 rw-p 00000000 00:00 0
7f9bc786c000-7f9bc786d000 rw-p 00000000 00:00 0
7f9bc786d000-7f9bc7874000 r–s 00000000 fe:00 84 /usr/lib/x86_64-linux-gnu/gconv/gconv-modules.cache
7f9bc7874000-7f9bc7876000 rw-p 00000000 00:00 0
7f9bc7876000-7f9bc7877000 r–p 0001f000 fe:00 260637 /lib/x86_64-linux-gnu/ld-2.13.so
7f9bc7877000-7f9bc7878000 rw-p 00020000 fe:00 260637 /lib/x86_64-linux-gnu/ld-2.13.so
7f9bc7878000-7f9bc7879000 rw-p 00000000 00:00 0
7fff88bb3000-7fff88bd4000 rw-p 00000000 00:00 0 [stack]
7fff88bff000-7fff88c00000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]

Are you using something like RBenv Chruby or RVM to handle version switching of you ruby version? To me this looks like the native couchbase extension was build against a different ruby version than the one you are using right now. To fix this make sure you got the correct version of Ruby and Bundler in your Path and try reinstalling via gem install couchbase.