...
The type of software data compression used by BRMS can be specified for backup to tape and virtual tape using the commands detailed above.DTACPR command detailed below:
To override the device data compression:
CALL PGM(QBRM/Q1AOLD) PARM('PARMOVR' '*ADD' 'DEVDTACPR' '*xxxxxxxx')
where '*xxxxxxx' is:
*HIGH
*MEDIUM
*LOW
*YES
*NO
*DEV
*ZLIB (7.4 and later)
To remove the device data compression override:
CALL PGM(QBRM/Q1AOLD) PARM('PARMOVR' '*REMOVE ' 'DEVDTACPR')
To display the device data compression override:
CALL PGM(QBRM/Q1AOLD) PARM('PARMOVR' '*DISPLAY' 'DEVDTACPR')