on MPI rank 0, OMP thread 0: globalrank=0
on MPI rank 0, OMP thread 0: bytes_written=100
on MPI rank 0, OMP thread 0: block=0           bwrote=100 blocksum=    6500 
on MPI rank 0, OMP thread 0: bytes_written=150
on MPI rank 0, OMP thread 0: block=1           bwrote= 50 blocksum=    3300 
on MPI rank 0, OMP thread 0: bytes_written=250
on MPI rank 0, OMP thread 0: block=2           bwrote=100 blocksum=    6700 
on MPI rank 0, OMP thread 0: END of TEST B write
on MPI rank 0, OMP thread 0: numfiles      =3
on MPI rank 0, OMP thread 0: chunksize     =100
on MPI rank 0, OMP thread 0: globalrank    =0
on MPI rank 0, OMP thread 0: newfname      =testB.out
on MPI rank 0, OMP thread 0: block=0           bytes_avail=100
on MPI rank 0, OMP thread 0: block=0           bread=100 blocksum=    6500 
on MPI rank 0, OMP thread 0: block=1           bytes_avail=50
on MPI rank 0, OMP thread 0: block=1           bread= 50 blocksum=    3300 
on MPI rank 0, OMP thread 0: block=2           bytes_avail=100
on MPI rank 0, OMP thread 0: block=2           bread=100 blocksum=    6700 
on MPI rank 0, OMP thread 0: END of TEST B read collective
siondump: sid:                       1
siondump: filename:                  testB.out                     
siondump: prefix:                    testB.out                     
siondump: number of tasks:           16
siondump: filesystem blocksize:      16 bytes (  0.00 MB)
siondump: file set:                  Yes
siondump: file number:               0
siondump: number of files:           3
siondump: flag1:                     214748364800 (50+0)
siondump: flag2:                     0
siondump: keyval:                    50 (SION_KEYVAL_NONE)
siondump: file format version:       5
siondump: number of blocks:           3
siondump: size of chunks:                                4800 bytes  (    0.00 MB)
siondump: datasize in file (aggr.):                      4000 bytes  (    0.00 MB)
siondump: size of full chunks:                           3200 bytes  (    0.00 MB) #     32
siondump: size of partly filled chunks:                   800 bytes  (    0.00 MB) #     16
siondump: size of empty chunks:                             0 bytes  (    0.00 MB) #      0
siondump: overhead compared to task-local file:           800 bytes  (    0.00 MB)
siondump: file usage (user data/chunk size):        83.333333%
siondump: fsblocks, size of used blocks:                 4608 bytes  (    0.00 MB, 288 blocks)
siondump: fsblocks, size of fully used locks:            3840 bytes  (    0.00 MB, 240 blocks)
siondump: fsblocks, size of partly used blocks:           160 bytes of          768 bytes (  0.00 MB of   0.00 MB, 48 blocks)
siondump: fsblocks, used fsblocks/chunk size:        96.000000%
siondump: fsblocks, user data/used blocks:           86.805556%

-----------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                      BLK000    BLK001    BLK002    
Task 00: size=       250 B glblrnk=   0 #blks= 3 lsz=       100 B:       100        50       100 
Task 01: size=       250 B glblrnk=   1 #blks= 3 lsz=       100 B:       100        50       100 
Task 02: size=       250 B glblrnk=   2 #blks= 3 lsz=       100 B:       100        50       100 
Task 03: size=       250 B glblrnk=   3 #blks= 3 lsz=       100 B:       100        50       100 
Task 04: size=       250 B glblrnk=   4 #blks= 3 lsz=       100 B:       100        50       100 
Task 05: size=       250 B glblrnk=   5 #blks= 3 lsz=       100 B:       100        50       100 
Task 06: size=       250 B glblrnk=   6 #blks= 3 lsz=       100 B:       100        50       100 
Task 07: size=       250 B glblrnk=   7 #blks= 3 lsz=       100 B:       100        50       100 
Task 08: size=       250 B glblrnk=   8 #blks= 3 lsz=       100 B:       100        50       100 
Task 09: size=       250 B glblrnk=   9 #blks= 3 lsz=       100 B:       100        50       100 
Task 10: size=       250 B glblrnk=  10 #blks= 3 lsz=       100 B:       100        50       100 
Task 11: size=       250 B glblrnk=  11 #blks= 3 lsz=       100 B:       100        50       100 
Task 12: size=       250 B glblrnk=  12 #blks= 3 lsz=       100 B:       100        50       100 
Task 13: size=       250 B glblrnk=  13 #blks= 3 lsz=       100 B:       100        50       100 
Task 14: size=       250 B glblrnk=  14 #blks= 3 lsz=       100 B:       100        50       100 
Task 15: size=       250 B glblrnk=  15 #blks= 3 lsz=       100 B:       100        50       100 

-----------------------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------
siondump: number of files:           3
siondump: file   1:                    testB.out 
siondump: file   2:                    testB.out.000001 
siondump: file   3:                    testB.out.000002 
------------------------------------------------------------
  mapping: [00000 -> (f000,t000)] [00001 -> (f000,t001)] [00002 -> (f000,t002)] [00003 -> (f000,t003)] [00004 -> (f001,t000)] [00005 -> (f001,t001)] [00006 -> (f001,t002)] [00007 -> (f001,t003)] [00008 -> (f002,t000)] [00009 -> (f002,t001)] [00010 -> (f002,t002)] [00011 -> (f002,t003)] [00012 -> (f002,t004)] [00013 -> (f002,t005)] [00014 -> (f002,t006)] [00015 -> (f002,t007)] 
        
------------------------------------------------------------
