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Failed to connect to MySQL: (1203) User howardkn already has more than 'max_user_connections' active connectionsPath: ...!news.iecc.com!.POSTED.news.iecc.com!not-for-mail From: John Levine Newsgroups: comp.arch Subject: Re: Cost of handling misaligned access Date: Tue, 4 Feb 2025 01:49:04 -0000 (UTC) Organization: Taughannock Networks Message-ID: References: <5lNnP.1313925$2xE6.991023@fx18.iad> <112ffb344782247afc7b5e9e36c085d5@www.novabbs.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Date: Tue, 4 Feb 2025 01:49:04 -0000 (UTC) Injection-Info: gal.iecc.com; posting-host="news.iecc.com:2001:470:1f07:1126:0:676f:7373:6970"; logging-data="76203"; mail-complaints-to="abuse@iecc.com" In-Reply-To: <5lNnP.1313925$2xE6.991023@fx18.iad> <112ffb344782247afc7b5e9e36c085d5@www.novabbs.org> Cleverness: some X-Newsreader: trn 4.0-test77 (Sep 1, 2010) Originator: johnl@iecc.com (John Levine) Bytes: 1977 Lines: 24 According to MitchAlsup1 : >> That's a total of 23 pages, double it for the P0 or P1 page tables, >> and it's only 46 pages. >> >> That's still kind of a lot. > >Basically, VAX taught us why we did not want to do "all that" in >a single instruction; Yes, VAX was brilliantly optimized for hand-coded assembler on a very memory constrained system where microcode was much faster than main memory. Too bad that was obsolete by the time they shipped it. >while Intel 432 taught us why we did not bit >aligned decoders (and a lot of other things). It was certainly an interesting experiment in yet another way that Intel wanted programmers to use their computers and the programmers said, naah. -- Regards, John Levine, johnl@taugh.com, Primary Perpetrator of "The Internet for Dummies", Please consider the environment before reading this e-mail. https://jl.ly