diff --git a/src/machi_sequencer.erl b/src/machi_sequencer.erl
deleted file mode 100644
index 4d1116d..0000000
--- a/src/machi_sequencer.erl
+++ /dev/null
@@ -1,194 +0,0 @@
-%% -------------------------------------------------------------------
-%%
-%% Copyright (c) 2007-2015 Basho Technologies, Inc.  All Rights Reserved.
-%%
-%% This file is provided to you under the Apache License,
-%% Version 2.0 (the "License"); you may not use this file
-%% except in compliance with the License.  You may obtain
-%% a copy of the License at
-%%
-%%   http://www.apache.org/licenses/LICENSE-2.0
-%%
-%% Unless required by applicable law or agreed to in writing,
-%% software distributed under the License is distributed on an
-%% "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-%% KIND, either express or implied.  See the License for the
-%% specific language governing permissions and limitations
-%% under the License.
-%%
-%% -------------------------------------------------------------------
-
-%% @doc "Mothballed" sequencer code, perhaps to be reused sometime in
-%% the future?
-
--module(machi_sequencer).
-
--compile(export_all).
-
--include_lib("kernel/include/file.hrl").
-
--define(CONFIG_DIR, "./config").
--define(DATA_DIR, "./data").
-
-seq(Server, Prefix, Size) when is_binary(Prefix), is_integer(Size), Size > -1 ->
-    Server ! {seq, self(), Prefix, Size},
-    receive
-        {assignment, File, Offset} ->
-            {File, Offset}
-    after 1*1000 ->
-            bummer
-    end.
-
-seq_direct(Prefix, Size) when is_binary(Prefix), is_integer(Size), Size > -1 ->
-    RegName = make_regname(Prefix),
-    seq(RegName, Prefix, Size).
-
-start_server() ->
-    start_server(?MODULE).
-
-start_server(Name) ->
-    spawn_link(fun() -> run_server(Name) end).
-
-run_server(Name) ->
-    register(Name, self()),
-    ets:new(?MODULE, [named_table, public, {write_concurrency, true}]),
-    server_loop().
-
-server_loop() ->
-    receive
-        {seq, From, Prefix, Size} ->
-            spawn(fun() -> server_dispatch(From, Prefix, Size) end),
-            server_loop()
-    end.
-
-server_dispatch(From, Prefix, Size) ->
-    RegName = make_regname(Prefix),
-    case whereis(RegName) of
-        undefined ->
-            start_prefix_server(Prefix),
-            timer:sleep(1),
-            server_dispatch(From, Prefix, Size);
-        Pid ->
-            Pid ! {seq, From, Prefix, Size}
-    end,
-    exit(normal).
-
-start_prefix_server(Prefix) ->
-    spawn(fun() -> run_prefix_server(Prefix) end).
-
-run_prefix_server(Prefix) ->
-    true = register(make_regname(Prefix), self()),
-    ok = filelib:ensure_dir(?CONFIG_DIR ++ "/unused"),
-    ok = filelib:ensure_dir(?DATA_DIR ++ "/unused"),
-    FileNum = read_max_filenum(Prefix) + 1,
-    ok = increment_max_filenum(Prefix),
-    prefix_server_loop(Prefix, FileNum).
-
-prefix_server_loop(Prefix, FileNum) ->
-    File = make_data_filename(Prefix, FileNum),
-    prefix_server_loop(Prefix, File, FileNum, 0).
-
-prefix_server_loop(Prefix, File, FileNum, Offset) ->
-    receive
-        {seq, From, Prefix, Size} ->
-            From ! {assignment, File, Offset},
-            prefix_server_loop(Prefix, File, FileNum, Offset + Size)
-    after 30*1000 ->
-            io:format("timeout: ~p server stopping\n", [Prefix]),
-            exit(normal)
-    end.
-
-make_regname(Prefix) ->
-    erlang:binary_to_atom(Prefix, latin1).
-
-make_config_filename(Prefix) ->
-    lists:flatten(io_lib:format("~s/~s", [?CONFIG_DIR, Prefix])).
-
-make_data_filename(Prefix, FileNum) ->
-    erlang:iolist_to_binary(io_lib:format("~s/~s.~w",
-                                          [?DATA_DIR, Prefix, FileNum])).
-
-read_max_filenum(Prefix) ->
-    case file:read_file_info(make_config_filename(Prefix)) of
-        {error, enoent} ->
-            0;
-        {ok, FI} ->
-            FI#file_info.size
-    end.
-
-increment_max_filenum(Prefix) ->
-    {ok, FH} = file:open(make_config_filename(Prefix), [append]),
-    ok = file:write(FH, "x"),
-    %% ok = file:sync(FH),
-    ok = file:close(FH).
-
-%%%%%%%%%%%%%%%%%
-
-%% basho_bench callbacks
-
--define(SEQ, ?MODULE).
-
-new(1) ->
-    start_server(),
-    timer:sleep(100),
-    {ok, unused};
-new(_Id) ->
-    {ok, unused}.
-
-run(null, _KeyGen, _ValgueGen, State) ->
-    {ok, State};
-run(keygen_then_null, KeyGen, _ValgueGen, State) ->
-    _Prefix = KeyGen(),
-    {ok, State};
-run(seq, KeyGen, _ValgueGen, State) ->
-    Prefix = KeyGen(),
-    {_, _} = ?SEQ:seq(?SEQ, Prefix, 1),
-    {ok, State};
-run(seq_direct, KeyGen, _ValgueGen, State) ->
-    Prefix = KeyGen(),
-    Name = ?SEQ:make_regname(Prefix),
-    case get(Name) of
-        undefined ->
-            case whereis(Name) of
-                undefined ->
-                    {_, _} = ?SEQ:seq(?SEQ, Prefix, 1);
-                Pid ->
-                    put(Name, Pid),
-                    {_, _} = ?SEQ:seq(Pid, Prefix, 1)
-            end;
-        Pid ->
-            {_, _} = ?SEQ:seq(Pid, Prefix, 1)
-    end,
-    {ok, State};
-run(seq_ets, KeyGen, _ValgueGen, State) ->
-    Tab = ?MODULE,
-    Prefix = KeyGen(),
-    Res = try
-              BigNum = ets:update_counter(Tab, Prefix, 1),
-              BigBin = <<BigNum:80/big>>,
-              <<FileNum:32/big, Offset:48/big>> = BigBin,
-              %% if Offset rem 1000 == 0 ->
-              %%         io:format("~p,~p ", [FileNum, Offset]);
-              %%    true ->
-              %%         ok
-              %% end,
-              {fakefake, FileNum, Offset}
-          catch error:badarg ->
-                  FileNum2 = 1, Offset2 = 0,
-                  FileBin = <<FileNum2:32/big>>,
-                  OffsetBin = <<Offset2:48/big>>,
-                  Glop = <<FileBin/binary, OffsetBin/binary>>,
-                  <<Base:80/big>> = Glop,
-                  %% if Prefix == <<"42">> -> io:format("base:~w\n", [Base]); true -> ok end,
-                  %% Base = 0,
-                  case ets:insert_new(Tab, {Prefix, Base}) of
-                      true ->
-                          {<<"fakefakefake">>, Base};
-                      false ->
-                          Result2 = ets:update_counter(Tab, Prefix, 1),
-                          {<<"fakefakefake">>, Result2}
-                  end
-          end,
-    Res = Res,
-    {ok, State}.
-