Re: DASD, Tape and other peripherals attached to a Mainframe

2013-08-23 Thread Shmuel Metz (Seymour J.)
In , on 08/23/2013 at 07:30 AM, Quasar Chunawala said: >I work as an application programmer with a leading bank on >CICS/Cobol for the past 4 years. Whilst I know, that data on the >mainframe is stored on disks and tapes, I have never walked in to >a data-center. At any mainframe data-cente

Re: DASD, Tape and other peripherals attached to a Mainframe

2013-08-23 Thread Anne & Lynn Wheeler
quasar.chunawa...@gmail.com (Quasar Chunawala) writes: > I work as an application programmer with a leading bank on CICS/Cobol for > the past 4 years. Whilst I know, that data on the mainframe is stored on > disks and tapes, I have never walked in to a data-center. At any mainframe > data-center, w

Re: DASD, Tape and other peripherals attached to a Mainframe

2013-08-23 Thread Lizette Koehler
: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Quasar Chunawala Sent: Friday, August 23, 2013 4:54 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: DASD, Tape and other peripherals attached to a Mainframe Hi Lizette, Thank you for the eye-opener. Quasar C. On Fri, Aug

Re: DASD, Tape and other peripherals attached to a Mainframe

2013-08-23 Thread Quasar Chunawala
Hi Lizette, Thank you for the eye-opener. Quasar C. On Fri, Aug 23, 2013 at 7:30 AM, Quasar Chunawala < quasar.chunawa...@gmail.com> wrote: > Hi experts, > > I work as an application programmer with a leading bank on CICS/Cobol for > the past 4 years. Whilst I know, that data on the mainframe i

Re: DASD, Tape and other peripherals attached to a Mainframe

2013-08-22 Thread Lizette Koehler
@LISTSERV.UA.EDU] On Behalf Of Quasar Chunawala Sent: Thursday, August 22, 2013 7:01 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: DASD, Tape and other peripherals attached to a Mainframe Hi experts, I work as an application programmer with a leading bank on CICS/Cobol for the past 4 years. Whilst I know, that

Re: DASD, Tape and other peripherals attached to a Mainframe

2013-08-22 Thread Mike Schwab
IBM mainframes use ECKD formatted tracks. Since the manufacture of actual 3390s ended, DASD storage has been emulated on FBA (PC / Unix disk), usually in a RAID 5 configuration. Occasionally, you might run across a 3380 volume as these are also supported. Yes, Virtual tapes are stored on disk, some

DASD, Tape and other peripherals attached to a Mainframe

2013-08-22 Thread Quasar Chunawala
Hi experts, I work as an application programmer with a leading bank on CICS/Cobol for the past 4 years. Whilst I know, that data on the mainframe is stored on disks and tapes, I have never walked in to a data-center. At any mainframe data-center, what are different storage media used? Do they stil