diff --git a/src/crashLog/rumCrashLog.erl b/src/crashLog/rumCrashLog.erl
index c123244..8f44d59 100644
--- a/src/crashLog/rumCrashLog.erl
+++ b/src/crashLog/rumCrashLog.erl
@@ -33,8 +33,8 @@
 
 
 -record(state, {
-   name :: string(),
-   fd :: pid() | undefined,
+   fileName :: string(),                        %% 文件名
+   fd :: pid() | undefined,                     %% 文件句柄
    inode :: integer() | undefined,
    ctime :: file:date_time() | undefined,
    fmtmaxbytes :: integer(),
@@ -51,16 +51,18 @@ start(Filename, MaxBytes, Size, Date, Count, Rotator) ->
 start_link(Filename, MaxBytes, Size, Date, Count, Rotator) ->
    gen_srv:start_link({local, ?MODULE}, ?MODULE, {Filename, MaxBytes, Size, Date, Count, Rotator}, []).
 
+% File, MsgMaxBytes, RotationSize, RotationDate, RotationCount, RotationMod
+
 init({RelFilename, MaxBytes, Size, Date, Count, Rotator}) ->
    Filename = rumUtil:expand_path(RelFilename),
-   case Rotator:open_logfile(Filename, false) of
+   case Rotator:openLogFile(Filename, false) of
       {ok, {FD, Inode, Ctime, _Size}} ->
          schedule_rotation(Date),
-         {ok, #state{name = Filename, fd = FD, inode = Inode, ctime = Ctime, fmtmaxbytes = MaxBytes, size = Size, count = Count, date = Date, rotator = Rotator}};
+         {ok, #state{fileName = Filename, fd = FD, inode = Inode, ctime = Ctime, fmtmaxbytes = MaxBytes, size = Size, count = Count, date = Date, rotator = Rotator}};
       {error, Reason} ->
          ?INT_LOG(error, "Failed to open crash log file ~ts with error: ~s",
             [Filename, file:format_error(Reason)]),
-         {ok, #state{name = Filename, fmtmaxbytes = MaxBytes, flap = true, size = Size, count = Count, date = Date, rotator = Rotator}}
+         {ok, #state{fileName = Filename, fmtmaxbytes = MaxBytes, flap = true, size = Size, count = Count, date = Date, rotator = Rotator}}
    end.
 
 handleCall({log, _} = Log, State, _From) ->
@@ -77,7 +79,7 @@ handleCast(_Msg, _State) ->
    ?ERR("~p cast receive unexpect msg ~p ~n ", [?MODULE, _Msg]),
    kpS.
 
-handleInfo(rotate, #state{name = Name, count = Count, date = Date, rotator = Rotator}) ->
+handleInfo(rotate, #state{fileName = Name, count = Count, date = Date, rotator = Rotator}) ->
    _ = Rotator:rotate_logfile(Name, Count),
    schedule_rotation(Date),
    kpS;
@@ -165,7 +167,7 @@ sasl_limited_str(progress, Report, FmtMaxBytes) ->
 sasl_limited_str(crash_report, Report, FmtMaxBytes) ->
    rumStdlib:proc_lib_format(Report, FmtMaxBytes).
 
-do_log({log, Event}, #state{name = Name, fd = FD, inode = Inode, ctime = Ctime, flap = Flap,
+do_log({log, Event}, #state{fileName = Name, fd = FD, inode = Inode, ctime = Ctime, flap = Flap,
    fmtmaxbytes = FmtMaxBytes, size = RotSize, count = Count, rotator = Rotator} = State) ->
    %% borrowed from riak_err
    {ReportStr, Pid, MsgStr, _ErrorP} =