Banking. 44 of the top 50 banks use IBM Z mainframes.
Sent from Yahoo Mail for iPhone On Saturday, December 11, 2021, 6:26 PM, Joe Monk <[email protected]> wrote: Bill, Youre barking up the wrong tree man. Most banks dont run their own DDA (demand deposit accounting) applications these days. Most of them use a service provider ... like Jack Henry... https://www.jackhenrybanking.com/core-solutions/pages/cif-2020.aspx?__hstc=252117398.ee51269a9c40b203bbef53ca208aa325.1639265144977.1639265144977.1639265144977.1&__hssc=252117398.1.1639265144977&__hsfp=2849849003 Joe On Sat, Dec 11, 2021 at 4:03 PM Bill Johnson < [email protected]> wrote: > Not in my wallet. How did they like the AWS outage? I looked at their > Facebook page. Looks like a bunch of unhappy customers. 1 bank out of the > top 100. Impressive. > > > Sent from Yahoo Mail for iPhone > > > On Saturday, December 11, 2021, 4:55 PM, Clark Morris < > [email protected]> wrote: > > On Saturday 11/12/2021 at 4:33 pm, Bill Johnson wrote: > > Banks will never do what’s economical at the expense of risk. > > Mitigating risk is what banks do. The mainframe continues to get MORE > > ECONOMICAL, safer, more uptime, faster. The clouds have been around > > for a decade or more and how many banks have transitioned to the > > public cloud from a mainframe? > > > > Capital One? > Clark Morris > > > > > > > > Sent from Yahoo Mail for iPhone > > > > > > On Saturday, December 11, 2021, 3:10 PM, Tom Brennan > > <[email protected]> wrote: > > > > And that's where we disagree. Banks will do whatever is most > > economical > > that still meets their needs. If x86-cloud doesn't meet those > > requirements today, they stay on the mainframe. Tomorrow... only the > > shadow knows. > > > > People say OS/2 was far better in design, operation, and security than > > Windows, but it's gone now. Sometimes the "best" system is simply > > what > > everybody else is using. Got to go now because I just put in a > > betamax. > > > > On 12/11/2021 10:51 AM, Bill Johnson wrote: > >> > >> Do you put your DR placement right across the street from your data > >> center? Consolidation is bad. Exposure for everyone in the same place > >> is a disaster waiting to happen. Like last week. It’s why truly > >> important functions like banks don’t do clouds. > >> > >> > >> Sent from Yahoo Mail for iPhone > >> > >> > >> On Saturday, December 11, 2021, 1:46 PM, Tom Brennan > >> <[email protected]> wrote: > >> > >> Of course... military has the money (the $500 hammer?) to have > >> redundancy on their redundancy. Business installations normally can't > >> justify those costs. > >> > >> However, I think if we looked close we both might be surprised at all > >> the various baskets AWS has behind the scenes. But like any basket > >> collection, there are always single points of failure. > >> > >> On 12/11/2021 6:06 AM, Bill Johnson wrote: > >>> > >>> You’ve just described what the mainframe does for an organization. > >>> But, I don’t want every organization to have its eggs in one basket > >>> any more than I want every nuclear weapon in one silo. > >>> > >>> > >>> Sent from Yahoo Mail for iPhone > >>> > >>> > >>> On Saturday, December 11, 2021, 2:01 AM, Tom Brennan > >>> <[email protected]> wrote: > >>> > >>> I don't agree (surprise!) I've always advocated putting all your eggs > >>> in > >>> one basket, and then taking really good care of that basket with > >>> backups, DR, procedures, dual this, dual that, etc. > >>> > >>> On 12/10/2021 5:55 PM, Bill Johnson wrote: > >>>> > >>>> This paragraph concerns me. > >>>> One of the founding principles of the early Internet design was > >>>> decentralization – by design, a single fault would not be able to > >>>> take out everything. In a way, today’s reliance on large cloud > >>>> providers removes the benefits of decentralization; we rely on the > >>>> scalability, cost effectiveness, and flexibility of today’s SaaS and > >>>> Cloud offerings yet we are potentially putting all of our eggs into > >>>> one basket. This same statement applies to CDNs, as seen with the > >>>> recent Akamai outage from this past summer. > >>>> This was one of the drawbacks we experienced when our GM subsidiary > >>>> (and all GM subsidiaries eventually) combined into EDS data centers. > >>>> Charlotte was where ours was located. If the mainframe went down in > >>>> Charlotte, multiple GM subsidiaries were screwed. Costing GM tens of > >>>> millions in highly paid union labor twiddling their thumbs. > >>>> If an ETSY business owner selling crocheted scarves has a 4 hour > >>>> outage, it’s probably not that bad. If an auto plant, bank or > >>>> brokerage, health care provider, insurance company, or airline is > down > >>>> for 4 hours, it could be disastrous. > >>>> Clouds aren’t all they’re cracked up to be. > >>>> > >>>> > >>>> Sent from Yahoo Mail for iPhone > >>>> > >>>> > >>>> On Friday, December 10, 2021, 8:00 PM, Mark Regan > >>>> <[email protected]> wrote: > >>>> > >>>> Since this topic is still somewhat active, I thought I'd forward this > >>>> link. > >>>> > >>>> https://www.thousandeyes.com/blog/aws-outage-analysis-dec-7-2021 > >>>> > >>>> Regards, > >>>> > >>>> Mark Regan, K8MTR, EN80tg > >>>> CTO1 USNR-Retired (1969-1979 active; 1979-1991, reserves; including > >>>> two > >>>> years with the Ohio Air National Guard) > >>>> Nationwide Insurance, Retired, 1986-2017 (z/OS Network Software > >>>> Consultant) > >>>> Email: [email protected] > >>>> LinkedIn: https://www.linkedin.com/in/mark-t-regan > >>>> > >>>> ---------------------------------------------------------------------- > >>>> 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 > >>>> . > >>>> > >>> > >>> ---------------------------------------------------------------------- > >>> 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 > >>> . > >>> > >> > >> ---------------------------------------------------------------------- > >> 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 > >> . > >> > > > > ---------------------------------------------------------------------- > > 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 > > > ---------------------------------------------------------------------- > 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 > ---------------------------------------------------------------------- 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
