Dataset Analysis Report
The sample "Dataset Analysis Report" below shows information about a single data set, such as tape label, number of blocks and records, and block sizes.
Figure 1. Dataset Analysis
Report -- Basic information about one data set
DATASET ANALYSIS REPORT
DDNAME: DSN1 DEVICE TYPE: 3490 UNIT ADDRESS: 05AE
**********************************************************************************************************
******* FILE NUMBER: 1
**********************************************************************************************************
DSN: TSDEM.GENER.PUTA FIRST VOLSER: C10057 FILE SEQ 00001
HEADER LABELS FOLLOW. CURRENT VOLSER: C10057
VOL1C10057
HDR1TSDEM.GENER.PUTA C1005700010001 0161250161270000000IBM OS/VS 370
DSN LAST 17: TSDEM.GENER.PUTA 1ST VOLSER: C10057 VOLSQ: 1 FILESQ: 1 BLK COUNT: 0
HDR2F279200008000TSDEMGN1/S010 P B 14F2C
RECFM=FB BLKSZ=27920 LRECL= 80
************ TAPEMARK ENCOUNTERED ************
** THE DATASET REACHED EOF ON THIS VOLUME
BLOCKS DATASET HAD ON THIS VOLUME: 4
************ TAPEMARK ENCOUNTERED ************
TRAILER LABELS FOLLOW. CURRENT VOLSER: C10057
EOF1TSDEM.GENER.PUTA C1005700010001 0161250161270000004IBM OS/VS 370
DSN LAST 17: TSDEM.GENER.PUTA 1ST VOLSER: C10057 VOLSQ: 1 FILESQ: 1 BLK COUNT: 4
EOF2F279200008000TSDEMGN1/S010 P B 14F2C
RECFM=FB BLKSZ=27920 LRECL= 80
************ TAPEMARK ENCOUNTERED ************
DATASET TOTALS FOR DATASET: TSDEM.GENER.PUTA
NUMBER OF BLOCKS READ: 4
SIZE OF LARGEST BLOCK: 27920
SIZE OF SMALLEST BLOCK: 5200
AVERAGE BLOCK SIZE: 22240
NUMBER OF LOGICAL RECS READ: 1,112
NUMBER OF BYTES READ: 88,960
NUMBER OF INPUT VOLS: 1