Heck, if it's two ATM transactions, one second matters. Charles
-----Original Message----- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Paul Gilmartin Sent: Wednesday, June 17, 2020 8:21 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: CVTLSO race (was: ... STCKCONV ... On Wed, 17 Jun 2020 07:33:48 -0700, Charles Mills wrote: >If a mainframe process is synchronizing with an off-box process, or engaging >in communications that contains a timestamp governed by a standard, isn't >"true" UTC a requirement? > The current CVTLSO is 27 seconds: https://datacenter.iers.org/data/latestVersion/16_BULLETIN_C16.txt (See Principles of Operation for explanation.) In 27 seconds an airliner travels over 6 km. That can matter. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
