24x7x52 is only correct if if you shut down for a day (two in leap year). 24x365 is correct except in leap yars.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List [[email protected]] on behalf of Matthew Stitt [[email protected]] Sent: Friday, September 17, 2021 1:58 PM To: [email protected] Subject: Re: IPL's POR's frequency I would use 24X365. Of course that does not take into account the Leap Year day. 24X7X52 is more correct. Matthew On Fri, 17 Sep 2021 16:52:24 +0200, Radoslaw Skorupka <[email protected]> wrote: >I would say it is 168 years (24*7=168). >And to avoid such comments I usually write 24/7/365. :-) > > >-- >Radoslaw Skorupka >Lodz, Poland > > > > >W dniu 15.09.2021 o 19:41, Lennie Dymoke-Bradshaw pisze: >> 24x7x365 is actually 7 years. 😊. >> >> Lennie >> >> -----Original Message----- >> From: IBM Mainframe Discussion List <[email protected]> On Behalf Of >> Mike Schwab >> Sent: 15 September 2021 17:59 >> To: [email protected] >> Subject: Re: IPL's POR's frequency >> >> Mainframes have been powered up 24*7*365 for their lifetime (a decade >> + in some cases) since the 1960s. Just the occasional off / on cycle >> if required. ---------------------------------------------------------------------- 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
