[Default] On 16 Dec 2016 05:34:12 -0800, in bit.listserv.ibm-main [email protected] (Tom Marchant) wrote:
>On Fri, 16 Dec 2016 07:22:59 +0000, Vernooij, Kees wrote: > >>The BLKSIZE must be 4 more than LRECL for a RECFM=V dataset and 8 for a >>RECFM=VB dataset. For RECFM=V LRECL includes the 4 byte RDW and there is no BDW. I just checked Knowledge center. Clark Morris > >For a RECFM=V data set, BLKSIZE must indeed be 4 greater than LRECL. >That is to allow room for the Block Data Word. The Record Data Word is >included in LRECL. For a RECFM-VB data set, the BLKSIZE must be at >least 4 bytes greater than LRECL. > >For RECFM=VS or VBS, the BLKSIZE can be smaller than these limits. > >The maximum BLKSIZE for DASD is 32760. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
