Iron the crease out to correctly read the tape? 😊 -----Original Message----- From: IBM Mainframe Discussion List <[email protected]> On Behalf Of Paul Gilmartin Sent: Friday, November 7, 2025 3:49 PM To: [email protected] Subject: [EXTERNAL] Re: Ancient history: 3420s
On Fri, 7 Nov 2025 21:35:05 +0000, Len Rugen wrote: >The less obvious problem with unlabeled tapes was you could miss blocks and >not know. Â Most systems at least checked block counts at EOF. > Yes. I once looked at the SYSPRINT of a failed job. One early block seemed to be missing. I inspected the tape. It had a transverse crease near BOT. Enough to levitate one block over the read head? -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
