Path: ...!news.mixmin.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail
From: Lars Poulsen <lars@beagle-ears.com>
Newsgroups: comp.arch
Subject: Re: what's a mainframe, was is Vax addressing sane today
Date: Wed, 11 Sep 2024 17:44:58 -0700
Organization: AfarCommunications Inc
Lines: 7
Message-ID: <vbtdia$3sl3q$1@dont-email.me>
References: <vbd6b9$g147$1@dont-email.me>
 <2024Sep10.183205@mips.complang.tuwien.ac.at> <vbqlo9$37h9g$3@dont-email.me>
 <2024Sep11.113204@mips.complang.tuwien.ac.at> <vbsg1v$1lt4$1@gal.iecc.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Injection-Date: Thu, 12 Sep 2024 02:44:59 +0200 (CEST)
Injection-Info: dont-email.me; posting-host="fef2000fd57ae2076206e51d336c8cc8";
	logging-data="4084858"; mail-complaints-to="abuse@eternal-september.org";	posting-account="U2FsdGVkX1+J5Qof9Ycjo82QTP7XKTjVOL6xnLa9960="
User-Agent: Mozilla Thunderbird
Cancel-Lock: sha1:g1KzdczQDLSg40ILZ7Uas02bnvU=
Content-Language: en-US
In-Reply-To: <vbsg1v$1lt4$1@gal.iecc.com>
Bytes: 1548

On 9/11/2024 9:21 AM, John Levine wrote:
>  I think you'll find a pattern since the
> CDC shock of making CPUs fast enough to keep the RAM and I/O devices busy while having
> the error checking and recovery features so the systems keep running for years at a time.

So do these systems not require security patches?
Or do they apply PTFs to the running system? (reliably?)