z/VSE (and predecessors) has supported 64K(i)B blocks/physical record size for a long time, on tape and DASD. You can write full track records to a SAM (non-VSAM-managed) file.
Later, Ray -----Original Message----- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Bruce Black Sent: Wednesday July 20 2005 09:30 To: [email protected] Subject: Re: capacity of largest drive > > >The maximum track capacity is then 65,535 bytes. > No, the max size of a single record (block) is 65535 and most access methods only support up to 32760. But you can write multiple records per track, up to 255 (the record number is 1 byte). ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html

