set linesize 120
set pagesize 120
column seq# heading 'Seq#' format 9999
column event heading 'Wait Event' format a50
column wait_time heading 'Wait time' format 9999
column seconds_in_wait heading 'Seconds' format 9999
column state heading 'State' format a18
column seq# heading 'Seq#' format 9999
column seq# heading 'Seq#' format 9999
column seq# heading 'Seq#' format 9999
column seq# heading 'Seq#' format 9999
--note this query depends on a user session attached to data pump job
select sw.SEQ#,sw.EVENT, sw.WAIT_TIME,sw.SECONDS_IN_WAIT,sw.STATE from V$SESSION_WAIT sw, v$session s,dba_datapump_sessions d
where sw.wait_class <> 'Idle'
and sw.sid=s.sid
and s.saddr=d.saddr;

Another script:

set linesize 120
set pagesize 120
column name heading 'Name' format a18
column status heading 'Status' format a20
column timeout heading 'Timeout' format 999999
column error_number heading 'Error Number' format 999999
column error_msg heading 'Message' format a44
select NAME,STATUS, TIMEOUT, ERROR_NUMBER, ERROR_MSG from DBA_RESUMABLE;