Gilbert has a zap on CBT file 183 to overlay 3120 with zero in the OUTPUT DCB of XMIT. It may have to be reworked.
Regards, John K IBM Mainframe Discussion List <[email protected]> wrote on 07/22/2013 11:28:26 AM: > From: Charles Mills <[email protected]> > To: [email protected] > Date: 07/22/2013 11:28 AM > Subject: Re: BLKSIZE=3120 > Sent by: IBM Mainframe Discussion List <[email protected]> > > I took the giant leap several years ago and stopped using 3120 for TSO XMIT. > I hard-code 27920. Not as wonderful as 0, but better than 3120. Several > years now with no issues. > > Charles > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On > Behalf Of Ed Jaffe > Sent: Monday, July 22, 2013 9:08 AM > To: [email protected] > Subject: BLKSIZE=3120 > > A customer (mildly) complained thatsome of our product allocations still use > BLKSIZE=3120. I vaguely remember trying to change all of them to > BLKSIZE=0 many years ago (probably before OS/390) and running into some > issues with certain IBM utilities. Unfortunately, I can't remember the > specifics. > > In starting to revisit this again, I noticed numerousoccurrences of '3120' > in IBM help and documentation. For example, the TSO/E RECEIVE command HELP > claims that the log data set must be BLKSIZE=3120: > > <TSO/E RECEIVE command HELP> > LOGDATASET You may specify an alternate data set to be > used for the logging of the transmitted data. > This data set will be created if it does not > exist. The data set should be created with > a logical record length of 255, a record format > of VB and a blocksize of 3120. > ... > > LOGDSNAME You may specify an alternate data set to be > used for the logging of the transmitted data. > This data set will be created if it does not > exist. The data set should be created with > a logical record length of 255, a record format > of VB and a blocksize of 3120. > </TSO/E RECEIVE command HELP> > > Is this just outdated help? Or does this restriction still exist? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
