2007/09/29 09:02:56  : getting last_ens_info
         ensemble time range                 block      rawfilebase       lastens secs prof
 --------------------------------------      ----      -----------       -------  --- ----
2007/09/29 08:57:39 to 2007/09/29 09:02:35,  blk001  bb  oc2007_271_32254         49  296     0
2007/09/29 09:07:45  : getting last_ens_info
         ensemble time range                 block      rawfilebase       lastens secs prof
 --------------------------------------      ----      -----------       -------  --- ----
2007/09/29 09:02:42 to 2007/09/29 09:07:39,  blk001  bb  oc2007_271_32254         97  298     1
2007/09/29 09:12:46  : getting last_ens_info
         ensemble time range                 block      rawfilebase       lastens secs prof
 --------------------------------------      ----      -----------       -------  --- ----
oc2007_271_32254: lastens = 145,  is not good enough (gbin failed ??)
2007/09/29 09:17:47  : getting last_ens_info
         ensemble time range                 block      rawfilebase       lastens secs prof
 --------------------------------------      ----      -----------       -------  --- ----
2007/09/29 09:07:44 to 2007/09/29 09:12:42,  blk001  bb  oc2007_271_32254        145  298     2
2007/09/29 09:12:48 to 2007/09/29 09:17:39,  blk001  bb  oc2007_271_32254        193  290     3