Indeed, but data centers have also been taken down by events that were unlikely. Even paranoids have real enemies when it comes to backup strategies.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List [IBM-MAIN@LISTSERV.UA.EDU] on behalf of Joe Monk [joemon...@gmail.com] Sent: Tuesday, July 7, 2020 11:28 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Storage & tape question In Houston, Texas, a hurricane is VERY likely. Joe On Tue, Jul 7, 2020 at 10:27 AM Seymour J Metz <sme...@gmu.edu> wrote: > A terrorist attack is unlikely. > > An earthquake is unlikely. > > A tornado is unlikely. > > A flood is unlikely. > > ... > > The more unlikely risks there are, the greater the odds that one of them > will happen. If you don't have off site backups then your data are at risk, > and when the balloon goes up it won't matter how unlikely the particular > failure mode was. > > > -- > Shmuel (Seymour J.) Metz > http://mason.gmu.edu/~smetz3 > > ________________________________________ > From: IBM Mainframe Discussion List [IBM-MAIN@LISTSERV.UA.EDU] on behalf > of R.S. [r.skoru...@bremultibank.com.pl] > Sent: Tuesday, July 7, 2020 10:59 AM > To: IBM-MAIN@LISTSERV.UA.EDU > Subject: Re: Storage & tape question > > W dniu 07.07.2020 o 16:52, Edward Finnell pisze: > > 1200lbs Semtex make you realize what backups are for and where is your > cold site? > > > > In a message dated 7/7/2020 9:37:20 AM Central Standard Time, > rwjack...@firsthorizon.com writes: > > R.S. is spot on: make backups. Because of the trauma from this one > event, we now have a three-way VTS grid, synchronous-mirrored SANs, and two > mainframes on the floor. > > I had serious discussion with some VIPs about it, approx 20 years ago > (WTC attack). > I had to explain we are starting DR centre with remote copy to protect > against many disasters, BUT... > Dedicated terrorist attack is unlikely, but when considered you cannot > exclude coordinated attack on two (three) datacenters at the time. > If you want to be safe you have to protect your datacenter well enough. > And of course there is bigger bomb for bigger shelter. > > -- > Radoslaw Skorupka > Lodz, Poland > > > > > > ====================================================================== > > Jeśli nie jesteś adresatem tej wiadomości: > > - powiadom nas o tym w mailu zwrotnym (dziękujemy!), > - usuń trwale tę wiadomość (i wszystkie kopie, które wydrukowałeś lub > zapisałeś na dysku). > Wiadomość ta może zawierać chronione prawem informacje, które może > wykorzystać tylko adresat.Przypominamy, że każdy, kto rozpowszechnia > (kopiuje, rozprowadza) tę wiadomość lub podejmuje podobne działania, > narusza prawo i może podlegać karze. > > mBank S.A. z siedzibą w Warszawie, ul. 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